diff options
Diffstat (limited to 'gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5')
17 files changed, 3628 insertions, 0 deletions
diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/CanvasWorld.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/CanvasWorld.java new file mode 100644 index 000000000..9e1a70fcc --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/CanvasWorld.java @@ -0,0 +1,307 @@ +/* CanvasWorld.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.awt.Color; +import java.awt.Dimension; +import java.awt.Graphics; +import java.awt.Point; +import java.awt.event.MouseEvent; +import java.awt.event.MouseListener; +import java.util.ArrayList; +import java.util.Collection; +import java.util.Iterator; + +import javax.swing.JComponent; +import javax.swing.JFrame; +import javax.swing.JScrollPane; + +/** + * The purpose of this simple example is to check if the mouse events are + * correctly received in a scrollable canvas and also if the canvas are + * correctly repainted. The similar canvas are used in various games and + * interactive demonstrations. + * + * The user can set one of the three possible figures with the different + * mouse buttons. The figure must be set where the user have clicked the + * mouse. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public class CanvasWorld + extends JComponent + implements MouseListener, State +{ + /** + * Use serialVersionUID for interoperability. + */ + private static final long serialVersionUID = 1; + + /** + * Red oval, set by the left mouse button. + */ + public static final int RED = 0; + + /** + * Black cross, set by the right mouse button. + */ + public static final int BLACK = 1; + + /** + * Blue and smaller oval, set by the middle mouse button. + */ + public static final int HINT = 2; + + /** + * The message string is displayed at the top of the window. + */ + String message = "Click left, right or middle button in to set the figure"; + + /** + * The additinal message, related to the mouse events. + */ + String mouse = "No mouse event so far"; + + /** + * The grid spacing. + */ + static int W = 16; + + /** + * The radius of the dots being painted. + */ + static int R = W / 3; + + /** + * The collection of the red dots. + */ + ArrayList reds = new ArrayList(); + + /** + * The collection of the black crosses. + */ + ArrayList blacks = new ArrayList(); + + /** + * The collection of the smaller blue crosses. + */ + ArrayList hints = new ArrayList(); + + public CanvasWorld() + { + try + { + addMouseListener(this); + } + catch (Exception e) + { + throw new AssertionError(e); + } + } + + /** + * Paint this component. + */ + public void paintComponent(Graphics g) + { + int w = getWidth(); + int h = getHeight(); + + g.setColor(Color.white); + g.fillRect(0, 0, w, h); + + drawGrid(w, h, g); + + g.setColor(Color.black); + + g.drawString(message, W, W); + g.drawString(mouse, W, 2*W); + + drawFigures(g); + } + + /** + * Check for the presence of the given point in the collection. + */ + public final boolean pointPresent(int x, int y, Collection in) + { + Iterator iter = in.iterator(); + Point p; + while (iter.hasNext()) + { + p = (Point) iter.next(); + if (p.x == x && p.y == y) + return true; + } + return false; + } + + public void drawGrid(int w, int h, Graphics g) + { + g.setColor(Color.lightGray); + + int xs = 2*W+W/2; + + // Draw vertical lines: + for (int x = 0; x < w; x += W) + { + g.drawLine(x, xs, x, h); + } + + // Draw horizontal lines: + for (int y = 3*W; y < h; y += W) + { + g.drawLine(0, y, w, y); + } + + g.setColor(Color.gray); + } + + public void drawFigures(Graphics g) + { + g.setColor(Color.red); + drawDots(reds, g, RED); + + g.setColor(Color.black); + drawDots(blacks, g, BLACK); + + g.setColor(Color.blue); + drawDots(hints, g, HINT); + } + + public Point makePoint(int x, int y) + { + return new Point(x / W, y / W); + } + + /** + * Draw a collection of dots (the collor must be set before calling the + * method). + */ + public void drawDots(Collection dots, Graphics g, int mode) + { + Iterator iter = dots.iterator(); + int x; + int y; + + int hW = W / 2; + int RR = R * 2; + int hR = R / 2; + Point p; + while (iter.hasNext()) + { + p = (Point) iter.next(); + x = p.x * W + hW; + y = p.y * W + hW; + + if (mode == RED) + g.drawOval(x - R, y - R, RR, RR); + else if (mode == BLACK) + { + g.drawLine(x - R, y - R, x + R, y + R); + g.drawLine(x - R, y + R, x + R, y - R); + } + else + { + // Hint. + g.drawOval(x - hR, y - hR, R, R); + } + } + } + + public void mouseClicked(MouseEvent e) + { + int x = e.getX(); + int y = e.getY(); + + Point p = makePoint(x, y); + + // Ignore clicks on the occupied cells. + if (pointPresent(p.x, p.y, reds) || (pointPresent(p.x, p.y, blacks))) + { + message = "Clicked on the occupied cell."; + return; + } + else + message = "Figure set at ["+p.x+","+p.y+"]"; + + if (e.getButton() == MouseEvent.BUTTON1) + reds.add(p); + else if (e.getButton() == MouseEvent.BUTTON3) + blacks.add(p); + else if (e.getButton() == MouseEvent.BUTTON2) + hints.add(p); + repaint(); + } + + public void mouseEntered(MouseEvent m) + { + mouse = "Mouse entered."; + repaint(); + } + + public void mousePressed(MouseEvent m) + { + mouse = "Mouse pressed at "+m.getX()+","+m.getY(); + repaint(); + } + + public void mouseReleased(MouseEvent m) + { + mouse = "Mouse released at "+m.getX()+","+m.getY(); + repaint(); + } + + public void mouseExited(MouseEvent m) + { + mouse = "Mouse exited"; + repaint(); + } + + public static void main(String[] args) + { + JFrame frame = new JFrame(); + CanvasWorld world = new CanvasWorld(); + world.setPreferredSize(new Dimension(1000,1000)); + frame.add(new JScrollPane(world)); + frame.setSize(400, 200); + frame.setVisible(true); + } + +}
\ No newline at end of file diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/ChatConstants.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/ChatConstants.java new file mode 100644 index 000000000..b0552b439 --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/ChatConstants.java @@ -0,0 +1,80 @@ +/* ChatConstants.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.awt.Color; + +/** + * The chat color code constants, used to indicate who is talking. + * Additionally, the red color is reseved for the most important messages, + * related to the start and end of the game. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public class ChatConstants +{ + /** + * Messages from the local system. + */ + public static byte SYSTEM = 0; + + /** + * Mirrored messsages from the local player. + */ + public static byte SELF = 1; + + /** + * Messages from the remote player. + */ + public static byte REMOTE_PLAYER = 2; + + /** + * Messages from the game server/ + */ + public static byte GAME_SERVER = 3; + + /** + * The array of the used colors. + */ + public static Color[] colors = + new Color[] + { + Color.black, new Color(0, 80, 0), new Color(0, 0, 128), Color.blue + }; +}
\ No newline at end of file diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/ClientFrame.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/ClientFrame.java new file mode 100644 index 000000000..c3d8300b7 --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/ClientFrame.java @@ -0,0 +1,417 @@ +/* ClientFrame.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.awt.BorderLayout; +import java.awt.Color; +import java.awt.GridLayout; +import java.awt.event.*; +import java.io.BufferedWriter; +import java.io.File; +import java.io.FileWriter; + +import java.rmi.RemoteException; + +import javax.rmi.PortableRemoteObject; + +import javax.swing.*; +import java.awt.Dimension; + +/** + * The JFrame of the GUI client. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public class ClientFrame + extends JFrame +{ + /** + * The size of the playing field. + */ + public final Dimension DESK_SIZE = + new Dimension(624, 352-PlayingDesk.W); + + /** + * Use serialVersionUID for interoperability. + */ + private static final long serialVersionUID = 1; + + // Define the application components: + + /** + * Central panel where the main action takes place. + */ + PlayingDesk desk = new PlayingDesk(); + + /** + * The scroll pane for canvas. + */ + JScrollPane scroll = new JScrollPane(); + + /** + * Will remember the manager IOR. + */ + String mior = ""; + + // The bottom panel contains the area that is used both to enter URL and + // for chatting. + JPanel pnBottom = new JPanel(); + + BorderLayout layBottom = new BorderLayout(); + + JTextField taUrl = new JTextField(); + + // The top primitive chatting panel, composed from labels. + JPanel pnChat = new JPanel(); + + GridLayout layChat = new GridLayout(); + + JLabel lbC3 = new JLabel(); + + JLabel lbC2 = new JLabel(); + + JLabel lbC1 = new JLabel(); + + // The button panel. + JPanel pnButtons = new JPanel(); + + GridLayout layButtons = new GridLayout(); + + JButton bLeave = new JButton(); + + JButton bConnect = new JButton(); + + JButton bExit = new JButton(); + + JButton bReset = new JButton(); + + JLabel lbState = new JLabel(); + + JButton bChat = new JButton(); + + JButton bPaste = new JButton(); + + public ClientFrame() + { + try + { + jbInit(); + } + catch (Exception e) + { + e.printStackTrace(); + } + } + + private void jbInit() + throws Exception + { + desk.frame = this; + + pnBottom.setLayout(layBottom); + + pnChat.setLayout(layChat); + layChat.setColumns(1); + layChat.setRows(3); + + lbC1.setText("This program needs the game server (see README on how to start it)."); + lbC2.setText("Enter the game server address (host:port)"); + lbC3.setText("Pressing \'Connect\' with the empty address will start the server on " + + "the local machine."); + bLeave.setEnabled(true); + bLeave.setToolTipText("Leave if either you have lost or do not want longer to play with " + + "this partner."); + bLeave.setText("Leave game"); + bLeave.addActionListener(new java.awt.event.ActionListener() + { + public void actionPerformed(ActionEvent e) + { + bLeave_actionPerformed(e); + } + }); + bConnect.setToolTipText("Connect your playing partner"); + bConnect.setText("Connect"); + bConnect.addActionListener(new java.awt.event.ActionListener() + { + public void actionPerformed(ActionEvent e) + { + bConnect_actionPerformed(e); + } + }); + pnButtons.setLayout(layButtons); + bExit.setToolTipText("Exit this program"); + bExit.setText("Exit"); + bExit.addActionListener(new java.awt.event.ActionListener() + { + public void actionPerformed(ActionEvent e) + { + bExit_actionPerformed(e); + } + }); + layButtons.setHgap(2); + bReset.setToolTipText("Restart the game. The partner may choose to exit!"); + bReset.setText("Reset game"); + bReset.addActionListener(new java.awt.event.ActionListener() + { + public void actionPerformed(ActionEvent e) + { + bReset_actionPerformed(e); + } + }); + lbState.setText("Disconnected"); + bChat.setToolTipText("Send message to player. Reuse the address "+ + "field to enter the message."); + bChat.setText("Chat"); + bChat.addActionListener(new java.awt.event.ActionListener() + { + public void actionPerformed(ActionEvent e) + { + bChat_actionPerformed(e); + } + }); + + bPaste.setText("Paste"); + bPaste.setToolTipText("Paste, same as Ctrl-V"); + bPaste.addActionListener(new java.awt.event.ActionListener() + { + public void actionPerformed(ActionEvent e) + { + bPaste_actionPerformed(e); + } + }); + + desk.setMaximumSize(DESK_SIZE); + desk.setPreferredSize(DESK_SIZE); + + scroll.getViewport().add(desk, null); + getContentPane().add(scroll, BorderLayout.CENTER); + getContentPane().add(pnBottom, BorderLayout.SOUTH); + + pnBottom.add(taUrl, BorderLayout.CENTER); + pnBottom.add(pnChat, BorderLayout.NORTH); + + pnChat.add(lbC1, null); + pnChat.add(lbC2, null); + pnChat.add(lbC3, null); + pnBottom.add(pnButtons, BorderLayout.SOUTH); + pnButtons.add(lbState, null); + pnButtons.add(bConnect, null); + pnButtons.add(bChat, null); + pnButtons.add(bLeave, null); + pnButtons.add(bReset, null); + pnButtons.add(bExit, null); + pnButtons.add(bPaste, null); + + desk.player.set_current_state(State.DISCONNECTED); + } + + /** + * Handles exit procedure. + */ + protected void processWindowEvent(WindowEvent e) + { + super.processWindowEvent(e); + if (e.getID() == WindowEvent.WINDOW_CLOSING) + { + bExit_actionPerformed(null); + } + } + + /** + * Handles the connection procedure. + */ + void bConnect_actionPerformed(ActionEvent e) + { + try + { + int state = desk.player.get_current_state(); + + if (state == State.DISCONNECTED || state == State.ERROR) + { + talk(ChatConstants.colors[0], "Connecting..."); + + if (desk.manager == null) + { + mior = taUrl.getText().trim(); + + // Obtain the manager object: + org.omg.CORBA.Object object = null; + + try + { + object = desk.orb.string_to_object(mior); + } + catch (Exception exc) + { + // Maybe CORBA 3.0.3 is not completely implemented? + if (mior.startsWith("http://") || mior.startsWith("ftp://") + || mior.startsWith("file://")) + object = desk.orb.string_to_object(IorReader.readUrl(mior)); + else + throw exc; + } + + desk.manager = (GameManager) PortableRemoteObject.narrow( + object, GameManager.class); + + // Export the desk.player as a remote object. + PortableRemoteObject.exportObject(desk.player); + } + + desk.player.set_current_state(State.QUEUED); + desk.manager.requestTheGame(desk.player); + } + + // Save the specified IOR for the future use: + File gmf = new File(OrbStarter.WRITE_URL_TO_FILE); + FileWriter f = new FileWriter(gmf); + BufferedWriter b = new BufferedWriter(f); + + b.write(mior); + b.close(); + } + catch (Exception ex) + { + talk(Color.red, "The manager is not reachable by this address."); + talk(Color.red, ex.getMessage()); + desk.player.set_current_state(State.DISCONNECTED); + } + } + + /** + * Display the new message with the given color. Shift the other messages over + * the labels. + */ + public void talk(Color color, String text) + { + lbC1.setText(lbC2.getText()); + lbC1.setForeground(lbC2.getForeground()); + + lbC2.setText(lbC3.getText()); + lbC2.setForeground(lbC3.getForeground()); + + lbC3.setText(text); + lbC3.setForeground(color); + } + + /** + * Exit this program. + */ + void bExit_actionPerformed(ActionEvent e) + { + try + { + if (desk.player.get_current_state() != State.DISCONNECTED + && desk.player.partner != null) + { + desk.player.partner.receive_chat(ChatConstants.REMOTE_PLAYER, + "I close the program!"); + desk.player.partner.disconnect(); + } + } + catch (RemoteException ex) + { + // We will print the exception because this is a demo application that + // may be modified for learning purposes. + ex.printStackTrace(); + } + System.exit(0); + } + + void bReset_actionPerformed(ActionEvent e) + { + if (desk.player.partner != null) + { + try + { + desk.player.partner.receive_chat(ChatConstants.REMOTE_PLAYER, + "Your partner restarted the game."); + + desk.player.start_game(desk.player.partner, false); + desk.player.partner.start_game(desk.player, true); + } + catch (RemoteException ex) + { + // We will print the exception because this is a demo application + // that + // may be modified for learning purposes. + ex.printStackTrace(); + } + } + else + talk(Color.black, "You have not started the game yet."); + } + + void bLeave_actionPerformed(ActionEvent e) + { + desk.player.leave(); + } + + void bChat_actionPerformed(ActionEvent e) + { + try + { + if (desk.player.partner != null) + { + String message = taUrl.getText(); + desk.player.partner.receive_chat(ChatConstants.REMOTE_PLAYER, message); + talk(ChatConstants.colors[ChatConstants.SELF], message); + taUrl.setText(""); + } + else + { + talk(Color.black, "Sorry, not connected to anybody"); + } + } + catch (RemoteException ex) + { + // We will print the exception because this is a demo application that + // may be modified for learning purposes. + ex.printStackTrace(); + } + } + + /** + * Work around our keyboard shortcut handling that is still not working + * properly. + */ + void bPaste_actionPerformed(ActionEvent e) + { + taUrl.paste(); + } +}
\ No newline at end of file diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/Demo.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/Demo.java new file mode 100644 index 000000000..b83217896 --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/Demo.java @@ -0,0 +1,99 @@ +/* Demo.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.awt.Dimension; +import java.awt.Toolkit; +import java.io.BufferedReader; +import java.io.File; +import java.io.FileReader; + +/** + * The main executable class of the game client. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public class Demo +{ + + public static void main(String[] args) + { + ClientFrame frame = new ClientFrame(); + frame.setSize(new Dimension(640, 480)); + frame.setTitle("Make vertical, horizontal or diagonal line of 5 dots. " + + "Click mouse to set the dot."); + frame.validate(); + + // Center the window + Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize(); + Dimension frameSize = frame.getSize(); + if (frameSize.height > screenSize.height) + { + frameSize.height = screenSize.height; + } + if (frameSize.width > screenSize.width) + { + frameSize.width = screenSize.width; + } + frame.setLocation((screenSize.width - frameSize.width) / 2, + (screenSize.height - frameSize.height) / 2); + frame.setVisible(true); + + // Set the ior. + try + { + if (OrbStarter.WRITE_URL_TO_FILE != null) + { + File saved_ior = new File(OrbStarter.WRITE_URL_TO_FILE); + if (saved_ior.exists()) + { + FileReader f = new FileReader(saved_ior); + String s = new BufferedReader(f).readLine(); + frame.taUrl.setText(s); + } + } + } + catch (Exception e) + { + // We will print the exception, because this is a demo program - + // expected to be modified by user. + e.printStackTrace(); + } + } +}
\ No newline at end of file diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/GameManager.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/GameManager.java new file mode 100644 index 000000000..4d632e8bf --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/GameManager.java @@ -0,0 +1,68 @@ +/* GameManager.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.rmi.Remote; +import java.rmi.RemoteException; + +/** + * The game manager interface. + * + * Defines the operations of the game server that connects two players into + * the game. The game server does not participate in the game itself. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public interface GameManager extends Remote +{ + /** + * Register the newPlayer as the person who is willing to play. When another + * player calls this method, the Manager connects them by calling + * {@link PlayerCommunicator#start_game}. The manager provides the partner + * and sets (randomly) the starting side. + */ + void requestTheGame(Player newPlayer) throws RemoteException; + + /** + * Unregister the player that left and is no longer waiting for a playing + * partner to come. + * @throws RemoteException + */ + void unregister(Player player) throws RemoteException; +}
\ No newline at end of file diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/GameManagerImpl.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/GameManagerImpl.java new file mode 100644 index 000000000..fc449bc50 --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/GameManagerImpl.java @@ -0,0 +1,135 @@ +/* GameManagerImpl.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.rmi.RemoteException; + +import org.omg.CORBA.ORB; +import org.omg.CORBA.Object; + +/** + * The manager connects two players into the game. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public class GameManagerImpl + implements GameManager +{ + /** + * The game manager IOR. + */ + static String ior; + + /** + * The game manager ORB. + */ + static ORB orb; + + /** + * True if the manager started ok. + */ + static boolean ok; + + /** + * Another player that is already waiting for the game. + */ + Player queuedPlayer = null; + + public synchronized void requestTheGame(Player newPlayer) + throws RemoteException + { + System.out.println("Game requested"); + + if (queuedPlayer == null) + { + // No other player so far. + newPlayer.receive_chat(ChatConstants.GAME_SERVER, + "Request registered, waiting for the other player to come..."); + System.out.println("Player queued."); + queuedPlayer = newPlayer; + } + else if (queuedPlayer.equals(newPlayer)) + { + // The same player applies again. + newPlayer.receive_chat(ChatConstants.GAME_SERVER, + "No other player so far... Please wait."); + } + else + { + // As the queued player waited for the game, we allow him/her + // to start the game. This is a reward for waiting. + newPlayer.receive_chat(ChatConstants.GAME_SERVER, + "The other player is waiting. The game started, your " + + "partner begins..."); + queuedPlayer.receive_chat(ChatConstants.GAME_SERVER, + "The other player arrived. Lets play, you begin the game now..."); + + newPlayer.start_game(queuedPlayer, false); + queuedPlayer.start_game(newPlayer, true); + + queuedPlayer = null; + System.out.println("Players connected."); + } + } + + /** + * Unregister the player who left and is no longer waiting for another side. + */ + public void unregister(Player player) + throws RemoteException + { + if (queuedPlayer != null) + { + // We need to verify the identity of the player being unregistered. + // The stubs, being derived from the org.omg.CORBA.Object, have the + // method for this. This method compares the player host address, + // used port and the object key. + if (player instanceof Object && queuedPlayer instanceof Object) + { + Object a = (Object) player; + Object b = (Object) queuedPlayer; + + if (a._is_equivalent(b)) + queuedPlayer = null; + } + else + queuedPlayer = null; + } + System.out.println("Unregistering player"); + } +}
\ No newline at end of file diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/IorReader.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/IorReader.java new file mode 100644 index 000000000..73a8eecab --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/IorReader.java @@ -0,0 +1,124 @@ +/* IorReader.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.io.File; +import java.io.FileReader; +import java.io.IOException; +import java.io.InputStreamReader; +import java.net.MalformedURLException; +import java.net.URL; + +import org.omg.CORBA.BAD_PARAM; +import org.omg.CORBA.DATA_CONVERSION; + +/** + * Reads the remote URL. Following formal/04-03-12, CORBA should be able to do + * this without the help of this class. However some popular class libraries + * are written using the older CORBA specifications and may not handle + * functionality, require by this game. This class substitutes the functionality, + * ensuring that these implementations will also start and we will be able + * to test the interoperability. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public class IorReader +{ + /** + * Read IOR from the remote URL. + */ + public static String readUrl(String url) + { + URL u; + try + { + u = new URL(url); + } + catch (MalformedURLException mex) + { + throw new BAD_PARAM("Malformed URL: '" + url + "'"); + } + + try + { + InputStreamReader r = new InputStreamReader(u.openStream()); + + StringBuilder b = new StringBuilder(); + int c; + + while ((c = r.read()) > 0) + b.append((char) c); + + return b.toString().trim(); + } + catch (Exception exc) + { + DATA_CONVERSION d = new DATA_CONVERSION("Reading " + url + " failed."); + throw d; + } + } + + /** + * Read IOR from the file in the local file system. + */ + public static String readFile(String file) + { + File f = new File(file); + if (!f.exists()) + { + DATA_CONVERSION err = new DATA_CONVERSION(f.getAbsolutePath() + + " does not exist."); + throw err; + } + try + { + char[] c = new char[(int) f.length()]; + FileReader fr = new FileReader(f); + fr.read(c); + fr.close(); + return new String(c).trim(); + } + catch (IOException ex) + { + DATA_CONVERSION d = new DATA_CONVERSION(); + d.initCause(ex); + throw (d); + } + } +} diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/OrbStarter.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/OrbStarter.java new file mode 100644 index 000000000..3852945c6 --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/OrbStarter.java @@ -0,0 +1,236 @@ +/* OrbStarter.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.rmi.RemoteException; +import java.util.Properties; + +import javax.rmi.PortableRemoteObject; +import javax.rmi.CORBA.Tie; + +import org.omg.CORBA.ORB; +import org.omg.PortableServer.POA; +import org.omg.PortableServer.POAHelper; +import org.omg.PortableServer.Servant; + +/** + * Starts the ORBs, involved into this application. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public class OrbStarter +{ + /** + * The game manager name server port. This server allows to access the game + * manager by host (IP) and port rather than by the rather long IOR string. + */ + static int MANAGER_NAMER_PORT = 1500; + + /** + * The used port range (understood and used by GNU Classpath only). + */ + static String USED_PORT_RANGE = "1501-1503"; + + /** + * Specify the file where under start the game manager writes its IOR. + * You may specify the path if the game manager and player clients have + * access to some share file system or if you prefer to write IOR to + * floppy and then read from the floppy on the client side. Both clients + * and server will use this constant. Set to null not to write the IOR. + */ + static String WRITE_URL_TO_FILE = "game_manager_ior.txt"; + + /** + * Start the manager ORB. + * @return the manager URL if it starts. + */ + public static String startManager(final String[] args) + { + GameManagerImpl.ior = null; + GameManagerImpl.ok = false; + + final Properties p = new Properties(); + p.put("gnu.CORBA.ListenerPort", USED_PORT_RANGE); + + try + { + new Thread() + { + public void run() + { + try + { + GameManagerImpl.orb = ORB.init(args, p); + + // Obtain the root poa: + POA rootPOA = POAHelper.narrow(GameManagerImpl.orb.resolve_initial_references("RootPOA")); + + GameManagerImpl impl = new GameManagerImpl(); + + PortableRemoteObject.exportObject(impl); + + // Construct the tie that is also the servant. + Tie tie = new _GameManagerImpl_Tie(); + + // Set the invocation target for this tie. + tie.setTarget(impl); + + // Obtain the reference to the corresponding CORBA object: + org.omg.CORBA.Object object = rootPOA.servant_to_reference((Servant) tie); + + GameManagerImpl.ok = true; + + // Activate the root POA. + rootPOA.the_POAManager().activate(); + + // Get the IOR URL that must be passed to clients. + GameManagerImpl.ior = GameManagerImpl.orb.object_to_string(object); + + GameManagerImpl.orb.run(); + } + catch (Exception exc) + { + exc.printStackTrace(); + GameManagerImpl.ior = "Unable to start the ORB: " + exc; + } + } + }.start(); + + // Wait the thread to enter orb.run. + long t = System.currentTimeMillis(); + while (GameManagerImpl.ior == null + && System.currentTimeMillis() - t < 20000) + { + Thread.sleep(100); + } + + return GameManagerImpl.ior; + } + catch (Exception e) + { + e.printStackTrace(); + return "Exception: " + e; + } + } + + /** + * Start the client ORB. + */ + public static String startPlayer(final Player player, final PlayingDesk desk) + { + desk.ior = null; + desk.ok = false; + + final Properties p = new Properties(); + p.put("gnu.CORBA.ListenerPort", USED_PORT_RANGE); + + try + { + new Thread() + { + public void run() + { + try + { + desk.orb = ORB.init(new String[0], p); + + POA rootPOA = POAHelper.narrow(desk.orb.resolve_initial_references("RootPOA")); + rootPOA.the_POAManager().activate(); + + // Construct the tie. + Tie tie = new _PlayerImpl_Tie(); + + // Set the implementing class (invocation target). + tie.setTarget(new PlayerImpl()); + + // Connect the tie as POA servant. + org.omg.CORBA.Object object = rootPOA.servant_to_reference((Servant) tie); + + // Get the stringified reference. + desk.ior = desk.orb.object_to_string(object); + + // Mark that the object was created OK. + desk.ok = true; + desk.orb.run(); + } + catch (Exception exc) + { + exc.printStackTrace(); + desk.ior = "Unable to start the ORB: " + exc; + } + } + }.start(); + + long t = System.currentTimeMillis(); + while (desk.ior == null && System.currentTimeMillis() - t < 20000) + { + Thread.sleep(100); + } + } + catch (Exception e) + { + e.printStackTrace(); + return "Exception: " + e; + } + + // Add shutdown hook to unregister from the manager. + Runtime.getRuntime().addShutdownHook(new Thread() + { + public void run() + { + if (desk.manager != null && player != null) + { + try + { + desk.manager.unregister(player); + } + catch (RemoteException ex) + { + // We will print the exception because this is a demo + // application that + // may be modified for learning purposes. + ex.printStackTrace(); + } + desk.manager = null; + } + } + }); + return desk.ior; + } +} diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/Player.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/Player.java new file mode 100644 index 000000000..ff5624b79 --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/Player.java @@ -0,0 +1,96 @@ +/* Player.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.awt.Point; + +import java.rmi.Remote; +import java.rmi.RemoteException; + +/** + * Defines remote methods that are invoked by another player or by the + * challenge server. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public interface Player extends Remote +{ + /** + * Receive the invitation to play from the patner or the game manager. + * + * @param address the address (host and port) of the remote partner. + * @param youStart if true, the game manager instructs to start + * the game first (another side is instructed to start the game second). + * + * @return true on success. + */ + boolean start_game(Player otherPlayer, boolean youStart) + throws RemoteException; + + /** + * Get the state of the local player (one of the constants, defined + * in this interface). + */ + int get_current_state() throws RemoteException; + + /** + * Receive the chat message from the friend or challenge server (remote). + * Possible at any state, always remote. + * + * @param color the color code, used to highlight the message. + * @param text the message text. + */ + void receive_chat(byte color, String test) throws RemoteException; + + /** + * Indicated that the remote side leaves the game (capitulating). + */ + void disconnect() throws RemoteException; + + /** + * Receive friends move (possible at I_WAIT_FOR_YOUR_MOVE). + * + * @param x grid position. + * @param y grid position. + * + * @param sessionId the session id, must match (otherwise the call is ignored). + * @param victory if not a null, the friend thinks that it has won, the parameter + * containing the ends of the builded line. + */ + void receive_move(int x, int y, Point[] victory) throws RemoteException; +}
\ No newline at end of file diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/PlayerImpl.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/PlayerImpl.java new file mode 100644 index 000000000..c30f7d51a --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/PlayerImpl.java @@ -0,0 +1,275 @@ +/* PlayerImpl.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.awt.Color; +import java.awt.Point; + +import java.rmi.RemoteException; + +/** + * The implementation of the PlayerCommunicator, providing the local + * functionality. Apart remote methods, the class also defines some local + * methods, needed for the co-ordinated work with the game user interface. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public class PlayerImpl + implements Player, State +{ + /** + * The playing table. + */ + PlayingDesk desk; + + /** + * The state of this player (one of the constants, defined in the player + * interface. + */ + private int state = DISCONNECTED; + + /** + * The other player. + */ + Player partner; + + /** + * Called when the local player refuses to continue the game. + */ + public void leave() + { + try + { + if (state == I_THINK || state == I_WAIT_FOR_YOUR_MOVE) + { + partner.receive_chat(ChatConstants.REMOTE_PLAYER, + "Your partner has left the game."); + partner.disconnect(); + } + else if (state == State.QUEUED) + { + if (desk.manager != null) + desk.manager.unregister(desk.player); + receive_chat(ChatConstants.SYSTEM, + "Do not be so pessimistic, try to play first!"); + } + set_current_state(State.DISCONNECTED); + + desk.frame.bChat.setEnabled(false); + desk.frame.bLeave.setEnabled(false); + desk.frame.bConnect.setEnabled(true); + desk.frame.taUrl.setText(desk.frame.mior); + } + catch (RemoteException ex) + { + // We will print the exception because this is a demo application that + // may be modified for learning purposes. + ex.printStackTrace(); + } + } + + /** + * Called when we make the move. The PlayingTable is responsible for checking + * the correctness of the move and detecting the victory. + * + * @param x x position of the new dot. + * @param y y position of the new dot. + * + * @param victory array of two memebers, representing the endpoints of the + * drawn line (victory detected) or null if no such yet exists. + */ + public void we_move(int x, int y, Point[] victory) + { + try + { + set_current_state(I_WAIT_FOR_YOUR_MOVE); + partner.receive_move(x, y, victory); + } + catch (RemoteException ex) + { + // We will print the exception because this is a demo application that + // may be modified for learning purposes. + ex.printStackTrace(); + + state = ERROR; + } + } + + /** + * Set the current state. + */ + public void set_current_state(int new_state) + { + state = new_state; + + if (state == DISCONNECTED) + { + setStatus("Disconnected"); + } + else if (state == I_THINK) + { + setStatus("Our move"); + } + else if (state == I_WAIT_FOR_YOUR_MOVE) + { + setStatus("Partner's move"); + } + else if (state == ERROR) + { + setStatus("Error."); + } + else if (state == I_HAVE_LOST) + { + setStatus("We lost"); + } + else if (state == I_HAVE_WON) + { + setStatus("Victory"); + } + else if (state == QUEUED) + { + setStatus("Queued"); + } + else + { + setStatus("State " + state); + } + + boolean connected = state != State.DISCONNECTED; + + desk.frame.bConnect.setEnabled(!connected && state != State.QUEUED); + desk.frame.bReset.setEnabled(connected); + desk.frame.bLeave.setEnabled(connected); + desk.frame.bChat.setEnabled(connected); + } + + /** + * Show the state in the status line. + */ + public void setStatus(String status) + { + desk.frame.lbState.setText(status); + } + + /** + * Receive the invitation to play from the patner or the game manager. + * + * @param address the address (host and port) of the remote partner. + * @param youStart if true, the game manager instructs to start the game first + * (another side is instructed to start the game second). + * + * Game server may also chat a little bit with both players, saying that the + * game has started. + * + * @return true on success. + */ + public boolean start_game(Player otherPlayer, boolean youStart) + throws RemoteException + { + partner = otherPlayer; + desk.reset(); + + if (youStart) + { + set_current_state(I_THINK); + } + else + { + set_current_state(I_WAIT_FOR_YOUR_MOVE); + } + + desk.frame.taUrl.setText(""); + + return true; + } + + /** + * Get the state of the local player (one of the constants, defined in this + * interface). + */ + public int get_current_state() + throws RemoteException + { + return state; + } + + /** + * Receive the chat message from the friend or challenge server (remote). + * Possible at any state, always remote. + * + * @param color the color code, used to highlight the message. + * @param text the message text. + */ + public void receive_chat(byte color, String text) + throws RemoteException + { + if (color >= ChatConstants.colors.length) + color = ChatConstants.REMOTE_PLAYER; + + desk.frame.talk(ChatConstants.colors[color], text); + } + + /** + * Indicated that the remote side leaves the game (capitulating). + */ + public void disconnect() + throws RemoteException + { + desk.frame.talk(Color.red, "The partner leaves the game."); + partner = null; + set_current_state(DISCONNECTED); + + desk.frame.taUrl.setText(desk.frame.mior); + } + + /** + * Receive friends move (possible at I_WAIT_FOR_YOUR_MOVE). + * + * @param x grid position. + * @param y grid position. + * @param victory if not a null, the friend thinks that it has won, the + * parameter containing the ends of the builded line. + */ + public void receive_move(int x, int y, Point[] victory) + throws RemoteException + { + // The state changes are handled by the PlayingTable + desk.friendsMove(x, y, victory); + } +}
\ No newline at end of file diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/PlayingDesk.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/PlayingDesk.java new file mode 100644 index 000000000..fa8966f26 --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/PlayingDesk.java @@ -0,0 +1,512 @@ +/* PlayingDesk.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.awt.Color; +import java.awt.Graphics; +import java.awt.Point; +import java.awt.event.MouseEvent; +import java.awt.event.MouseListener; +import java.rmi.RemoteException; +import java.util.ArrayList; +import java.util.Collection; +import java.util.Iterator; + +import javax.swing.JComponent; + +import org.omg.CORBA.ORB; + +/** + * Manages actions, related to the game rules and also does all painting. + * + * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) + */ +public class PlayingDesk + extends JComponent + implements MouseListener, State +{ + /** + * Use serialVersionUID for interoperability. + */ + private static final long serialVersionUID = 1; + + /** + * Indicates that the field point state is the red oval. + */ + public static final int RED = 0; + + /** + * Indicates that the field point state is the black cross. + */ + public static final int BLACK = 1; + + /** + * Indicates that the field point state is the hint, suggested by the fan. + */ + public static final int HINT = 2; + + /** + * The access to the main frame methods. + */ + ClientFrame frame; + + /** + * The access to the player communicator. + */ + PlayerImpl player; + + /** + * The game manager. + */ + GameManager manager; + + /** + * The player ORB. + */ + ORB orb; + + /** + * The player IOR. + */ + String ior; + + /** + * True if the player ORB started ok. + */ + boolean ok; + + /** + * The grid spacing. + */ + static int W = 16; + + /** + * The radius of the dots being painted. + */ + static int R = W / 3; + + /** + * The collection of the red dots. + */ + ArrayList reds = new ArrayList(); + + /** + * The collection of the black dots. + */ + ArrayList blacks = new ArrayList(); + + /** + * The array of hints. + */ + ArrayList hints = new ArrayList(); + + /** + * When the game is completed, obtains the value of the two end points of the + * created line. + */ + Point[] endOfGame; + + public PlayingDesk() + { + try + { + player = new PlayerImpl(); + player.desk = this; + + OrbStarter.startPlayer(player, this); + + jbInit(); + } + catch (Exception e) + { + e.printStackTrace(); + } + } + + /** + * Paint this component. + */ + public void paintComponent(Graphics g) + { + int w = getWidth(); + int h = getHeight(); + + g.setColor(Color.white); + g.fillRect(0, 0, w, h); + + drawGrid(w, h, g); + drawFigures(g); + } + + /** + * Check maybe a game is finished after setting the point N + */ + public Point[] checkFinished(Collection x, Point N) + { + Iterator iter = x.iterator(); + Point p; + + // The victory, if happens, must occur inside these boundaries: + int ax = N.x - 5; + int bx = N.x + 5; + + int ay = N.y - 5; + int by = N.y + 5; + + while (iter.hasNext()) + { + p = (Point) iter.next(); + + if (p.x > ax && p.x < bx && p.y > ay && p.y < by) + { + // Check the vertical line down + if (pointPresent(p.x, p.y + 1, x)) + if (pointPresent(p.x, p.y + 2, x)) + if (pointPresent(p.x, p.y + 3, x)) + if (pointPresent(p.x, p.y + 4, x)) + return new Point[] { p, new Point(p.x, p.y + 4) }; + + // Check the horizontal line left + if (pointPresent(p.x + 1, p.y, x)) + if (pointPresent(p.x + 2, p.y, x)) + if (pointPresent(p.x + 3, p.y, x)) + if (pointPresent(p.x + 4, p.y, x)) + return new Point[] { p, new Point(p.x + 4, p.y) }; + + // Check the diagonal line right down. + if (pointPresent(p.x + 1, p.y + 1, x)) + if (pointPresent(p.x + 2, p.y + 2, x)) + if (pointPresent(p.x + 3, p.y + 3, x)) + if (pointPresent(p.x + 4, p.y + 4, x)) + return new Point[] { p, new Point(p.x + 4, p.y + 4) }; + + // Check the diagonal line left down. + if (pointPresent(p.x - 1, p.y + 1, x)) + if (pointPresent(p.x - 2, p.y + 2, x)) + if (pointPresent(p.x - 3, p.y + 3, x)) + if (pointPresent(p.x - 4, p.y + 4, x)) + return new Point[] { p, new Point(p.x - 4, p.y + 4) }; + } + } + return null; + } + + /** + * Called when the "end of the game" situation is detected. + */ + public void drawFinishLine(int xa, int ya, int xb, int yb, Graphics g) + { + g.setColor(Color.blue); + + int hW = W / 2; + g.drawLine(xa * W + hW, ya * W + hW, xb * W + hW, yb * W + hW); + } + + /** + * Check for the presence of the given point in the collection. + */ + public final boolean pointPresent(int x, int y, Collection in) + { + Iterator iter = in.iterator(); + Point p; + while (iter.hasNext()) + { + p = (Point) iter.next(); + if (p.x == x && p.y == y) + return true; + } + return false; + } + + public void drawGrid(int w, int h, Graphics g) + { + g.setColor(Color.lightGray); + + // Draw vertical lines: + for (int x = 0; x < w; x += W) + { + g.drawLine(x, 0, x, h); + } + + // Draw horizontal lines: + for (int y = 0; y < h; y += W) + { + g.drawLine(0, y, w, y); + } + + g.setColor(Color.gray); + g.drawRect(0,0, frame.DESK_SIZE.width, frame.DESK_SIZE.height); + g.drawRect(0,0, frame.DESK_SIZE.width+3, frame.DESK_SIZE.height+3); + } + + public void drawFigures(Graphics g) + { + g.setColor(Color.red); + drawDots(reds, g, RED); + + g.setColor(Color.black); + drawDots(blacks, g, BLACK); + + g.setColor(Color.lightGray); + drawDots(hints, g, HINT); + + if (endOfGame != null) + drawFinishLine(endOfGame[0].x, endOfGame[0].y, endOfGame[1].x, + endOfGame[1].y, g); + } + + public Point makePoint(int x, int y) + { + return new Point(x / W, y / W); + } + + /** + * Draw a collection of dots (the collor must be set before calling the + * method). + */ + public void drawDots(Collection dots, Graphics g, int mode) + { + Iterator iter = dots.iterator(); + int x; + int y; + + int hW = W / 2; + int RR = R * 2; + int hR = R / 2; + Point p; + while (iter.hasNext()) + { + p = (Point) iter.next(); + x = p.x * W + hW; + y = p.y * W + hW; + + if (mode == RED) + g.drawOval(x - R, y - R, RR, RR); + else if (mode == BLACK) + { + g.drawLine(x - R, y - R, x + R, y + R); + g.drawLine(x - R, y + R, x + R, y - R); + } + else + { + // Hint. + g.drawOval(x - hR, y - hR, R, R); + } + } + } + + private void jbInit() + throws Exception + { + addMouseListener(this); + } + + public void mouseClicked(MouseEvent e) + { + try + { + int state = player.get_current_state(); + + // Check if the state is correct. + if (state == I_WAIT_FOR_YOUR_MOVE) + { + frame.talk(Color.black, + "It is now time for our partner's move, not ours. Please wait."); + } + else if (state == DISCONNECTED) + { + frame.talk(Color.black, + "We are not connected to the playing partner yet."); + } + else if (state == I_HAVE_LOST) + { + frame.talk(Color.black, + "We have already lost this battle, but why not to try again?"); + } + else if (state == I_HAVE_WON) + { + frame.talk(Color.black, + "The victory is ours, nothing more to do here."); + } + else if (player.partner == null) + frame.talk(Color.black, "No other player so far."); + else + { + int x = e.getX(); + int y = e.getY(); + + if (x>frame.DESK_SIZE.width || + y>frame.DESK_SIZE.height) + { + frame.talk(Color.black,"Outside the game area."); + return; + } + + Point p = makePoint(x, y); + + // Ignore clicks on the occupied cells. + if (pointPresent(p.x, p.y, reds) + || (pointPresent(p.x, p.y, blacks))) + { + frame.talk(Color.black, + "This is against the rules, select the unoccupied cell."); + return; + } + + reds.add(p); + + endOfGame = checkFinished(reds, p); + repaint(); + + if (endOfGame != null) + { + frame.talk(Color.red, "Our move " + p.x + "-" + p.y + + " and we win!"); + player.set_current_state(I_HAVE_WON); + } + else + { + frame.talk(Color.black, "Our move " + p.x + "-" + p.y + + ". Waiting for the other side move..."); + player.set_current_state(I_WAIT_FOR_YOUR_MOVE); + } + + player.partner.receive_move(p.x, p.y, endOfGame); + } + } + catch (RemoteException ex) + { + // We will print the exception because this is a demo application + // that may be modified for learning purposes. + ex.printStackTrace(); + } + } + + /** + * Handle the move of the other playing side. + */ + public void friendsMove(int x, int y, Point[] victory) + { + try + { + int state = player.get_current_state(); + if (state != I_WAIT_FOR_YOUR_MOVE || pointPresent(x, y, blacks)) + { + stateFailed("Move " + x + "-" + y); + } + else + { + blacks.add(new Point(x, y)); + + if (victory != null) + { + frame.talk(Color.red, + " We have lost this time, unfortunately.."); + player.set_current_state(I_HAVE_LOST); + endOfGame = victory; + } + else + { + frame.talk(Color.black, "Partner goes " + x + "-" + y + + ". Your move?"); + player.set_current_state(I_THINK); + } + repaint(); + } + } + catch (RemoteException rex) + { + rex.printStackTrace(); + } + } + + /** + * Prepare for the new game. + */ + public void reset() + { + blacks.clear(); + reds.clear(); + hints.clear(); + endOfGame = null; + repaint(); + } + + public void mouseEntered(MouseEvent m) + { + // Nothing to do. + } + + public void mousePressed(MouseEvent m) + { + // Nothing to do. + } + + public void mouseReleased(MouseEvent m) + { + // Nothing to do. + } + + public void mouseExited(MouseEvent m) + { + // Nothing to do. + } + + /** + * The systems detected the error conditions. The game cannot continue (the + * chat is still possible). + */ + public void stateFailed(String reason) + { + try + { + player.receive_chat(ChatConstants.REMOTE_PLAYER, + "Wrong move, game cannot continue (our state was " + + player.get_current_state() + ")"); + frame.talk(Color.red, "The remote side violates communicating rules."); + player.set_current_state(State.ERROR); + } + catch (RemoteException ex) + { + // We will print the exception because this is a demo application + // that may be modified for learning purposes. + ex.printStackTrace(); + } + } +}
\ No newline at end of file diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/State.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/State.java new file mode 100644 index 000000000..7285396cd --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/State.java @@ -0,0 +1,82 @@ +/* State.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + + +package gnu.classpath.examples.CORBA.swing.x5; + +/** + * Defines the states in that the player can be. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public interface State { + /** + * The initial ("disconnected") state. + */ + int DISCONNECTED = 0; + + /** + * The state, indicating that the player has been queued for the game and + * waiting for the partner to come. + */ + int QUEUED = 1; + + /** + * The "my move" state. + */ + int I_THINK = 2; + + /** + * The "friend's move" state. + */ + int I_WAIT_FOR_YOUR_MOVE = 3; + + /** + * States that we have won. + */ + int I_HAVE_WON = 4; + + /** + * States that we have lost. + */ + int I_HAVE_LOST = 5; + + /** + * The "inconsistent" state when it is not possible to continue the game. + */ + int ERROR = -1; +}
\ No newline at end of file diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/X5Server.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/X5Server.java new file mode 100644 index 000000000..771783460 --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/X5Server.java @@ -0,0 +1,175 @@ +/* GameManagerAddressServer.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.io.BufferedWriter; +import java.io.File; +import java.io.FileWriter; +import java.io.IOException; +import java.io.OutputStream; +import java.net.InetAddress; +import java.net.ServerSocket; +import java.net.Socket; + +/** + * The main executable class of the game manager server. + * + * The manager address server returns the IOR address string of the game + * manager. Hence the user does not need to enter the rather long IOR address + * string and only needs to specify the host and port of the machine where the + * game manager is running. + * + * The manager address server starts the main game manager as well. + * + * This server acts as a HTTP server that always returns the same response. This + * primitive functionality is sufficient for its task. + * + * The more complex CORBA applications should use the name service instead. We + * do not use the name service as this would require to start additional + * external application, specific for the different java platforms. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public class X5Server +{ + /** + * Start the game manager. + */ + public static void main(String[] args) + { + // Start the game manager, write the IOR to the agreed location. + OrbStarter.startManager(args); + + if (!GameManagerImpl.ok) + { + System.out.println("Unable to start the game manager:"); + System.exit(1); + } + + // Print the IOR. + System.out.println(GameManagerImpl.ior); + + String manager_address = null; + + // Start the game manager server. + ServerSocket nameServer = null; + try + { + nameServer = new ServerSocket(OrbStarter.MANAGER_NAMER_PORT); + + System.out.println("The game manager is listening at:"); + manager_address = "http://" + + InetAddress.getLocalHost().getHostAddress() + ":" + + nameServer.getLocalPort(); + + System.out.println(manager_address); + + System.out.println("Enter this address to the " + + "input field of the game client."); + + System.out.println("Use ^C to stop the manager."); + } + catch (Exception ex) + { + System.out.println("The port " + OrbStarter.MANAGER_NAMER_PORT + + " is not available. The game manager namer will not start."); + System.exit(1); + } + + // Write the IOR to the local file system. + if (OrbStarter.WRITE_URL_TO_FILE != null) + { + try + { + File gmf = new File(OrbStarter.WRITE_URL_TO_FILE); + FileWriter f = new FileWriter(gmf); + BufferedWriter b = new BufferedWriter(f); + + b.write(manager_address); + b.close(); + } + catch (IOException e) + { + System.out.println("Local filesystem not accessible." + + "Read IOR from console."); + } + } + + // Do forever. + while (true) + { + try + { + Socket socket = nameServer.accept(); + + System.out.println("Connected."); + + // Set the two minutes timeout. + socket.setSoTimeout(1000 * 120); + + OutputStream out = socket.getOutputStream(); + + int length = GameManagerImpl.ior.length(); + + StringBuilder b = new StringBuilder(); + b.append("HTTP/1.0 200 OK\r\n"); + b.append("Content-Length: " + length + "\r\n"); + b.append("Connection: close\r\n"); + b.append("Content-Type: text/plain; charset=UTF-8\r\n"); + b.append("\r\n"); + + b.append(GameManagerImpl.ior); + + out.write(b.toString().getBytes("UTF-8")); + + socket.shutdownOutput(); + + if (!socket.isClosed()) + socket.close(); + + System.out.println("Completed."); + } + catch (Exception exc) + { + exc.printStackTrace(); + System.out.println("Network problem."); + } + } + } +} diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/_GameManagerImpl_Tie.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/_GameManagerImpl_Tie.java new file mode 100644 index 000000000..a0c33df34 --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/_GameManagerImpl_Tie.java @@ -0,0 +1,209 @@ +/* _GameManagerImpl_Tie.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.rmi.Remote; + +import javax.rmi.PortableRemoteObject; +import javax.rmi.CORBA.Tie; + +import org.omg.CORBA.BAD_OPERATION; +import org.omg.CORBA.ORB; +import org.omg.CORBA.SystemException; +import org.omg.CORBA.portable.InputStream; +import org.omg.CORBA.portable.OutputStream; +import org.omg.CORBA.portable.ResponseHandler; +import org.omg.CORBA.portable.UnknownException; +import org.omg.PortableServer.Servant; + +/** + * Normally generated with rmic compiler, this class represents the GameManager + * Tie on the client side. The Game Manager methods contain the code for remote + * invocation. + * + * This class is normally generated with rmic or grmic from the + * {@link GameManagerImpl}. See tools/gnu/classpath/tools/giop/README. + * + * In this example the class was manually edited and commented for better + * understanding of functionality. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public class _GameManagerImpl_Tie + extends Servant + implements Tie +{ + /** + * The target, where remote invocations are forwarded. + */ + private GameManagerImpl target = null; + + /** + * The GameManager repository Id. + */ + private static final String[] _type_ids = + { "RMI:gnu.classpath.examples.CORBA.swing.x5.GameManager:0000000000000000" }; + + /** + * Set the target where the remote invocations are forwarded. + */ + public void setTarget(Remote a_target) + { + this.target = (GameManagerImpl) a_target; + } + + /** + * Get the target where the remote invocations are forwarded. + */ + public Remote getTarget() + { + return target; + } + + /** + * Get the CORBA object for that this Tie is currently serving the request. + * The same tie may serve multiple requests for the different objects in + * parallel threads. + */ + public org.omg.CORBA.Object thisObject() + { + return _this_object(); + } + + /** + * Deactivate this object. + */ + public void deactivate() + { + try + { + _poa().deactivate_object(_poa().servant_to_id(this)); + } + catch (org.omg.PortableServer.POAPackage.WrongPolicy exception) + { + } + catch (org.omg.PortableServer.POAPackage.ObjectNotActive exception) + { + } + catch (org.omg.PortableServer.POAPackage.ServantNotActive exception) + { + } + } + + /** + * Get the ORB for this tie. + */ + public ORB orb() + { + return _orb(); + } + + /** + * Set the ORB for this tie. + */ + public void orb(ORB orb) + { + try + { + ((org.omg.CORBA_2_3.ORB) orb).set_delegate(this); + } + catch (ClassCastException e) + { + throw new org.omg.CORBA.BAD_PARAM( + "POA Servant requires an instance of org.omg.CORBA_2_3.ORB"); + } + } + + /** + * Return all interfaces, supported by this method. + */ + public String[] _all_interfaces(org.omg.PortableServer.POA poa, + byte[] objectId) + { + return _type_ids; + } + + /** + * This method is invoked by CORBA system to handle the remote invocation. + * + * @param method the name of the method being invoked. + * @param _in the stream to read the method parameters. + * @param reply the responsed handler that can create the output stream to + * write the parameters being returned. + */ + public OutputStream _invoke(String method, InputStream _in, + ResponseHandler reply) + throws SystemException + { + try + { + org.omg.CORBA_2_3.portable.InputStream in = + (org.omg.CORBA_2_3.portable.InputStream) _in; + if (method.equals("requestTheGame")) + { + Player p = (Player) PortableRemoteObject.narrow( + in.read_Object(), Player.class); + target.requestTheGame(p); + + OutputStream out = reply.createReply(); + return out; + } + else if (method.equals("unregister")) + { + Player p = (Player) PortableRemoteObject.narrow( + in.read_Object(), Player.class); + target.unregister(p); + + OutputStream out = reply.createReply(); + return out; + } + else + throw new BAD_OPERATION(); + } + catch (SystemException ex) + { + throw ex; + } + catch (Throwable ex) + { + ex.printStackTrace(); + throw new UnknownException(ex); + } + } +}
\ No newline at end of file diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/_GameManager_Stub.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/_GameManager_Stub.java new file mode 100644 index 000000000..e9279963a --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/_GameManager_Stub.java @@ -0,0 +1,207 @@ +/* _GameManager_Stub.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.rmi.RemoteException; +import java.rmi.UnexpectedException; + +import javax.rmi.CORBA.Stub; +import javax.rmi.CORBA.Util; + +import org.omg.CORBA.SystemException; +import org.omg.CORBA.portable.ApplicationException; +import org.omg.CORBA.portable.OutputStream; +import org.omg.CORBA.portable.RemarshalException; +import org.omg.CORBA.portable.ServantObject; + +/** + * Normally generated with rmic compiler, this class represents the GameManager + * Stub on the client side. The Game Manager methods contain the code for + * remote invocation. + * + * This class is normally generated with rmic from the {@link GameManagerImpl}: + * <pre> + * rmic -iiop -poa -keep gnu.classpath.examples.CORBA.swing.x5.GameManagerImpl + * </pre> + * (the compiled package must be present in the current folder). + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public class _GameManager_Stub extends Stub implements GameManager +{ + /** + * Use serialVersionUID for interoperability. + */ + private static final long serialVersionUID = 1; + + private static final String[] _type_ids = + { "RMI:gnu.classpath.examples.CORBA.swing.x5.GameManager:0000000000000000" }; + + public String[] _ids() + { + return _type_ids; + } + + /** + * Notify the manager that the player is no longer willing to play and + * should be removed from the queue. + */ + public void unregister(Player p) + throws RemoteException + { + if (!Util.isLocal(this)) + { + try + { + org.omg.CORBA.portable.InputStream in = null; + try + { + OutputStream out = _request("unregister", true); + Util.writeRemoteObject(out, p); + _invoke(out); + } + catch (ApplicationException ex) + { + in = ex.getInputStream(); + + String id = in.read_string(); + throw new UnexpectedException(id); + } + catch (RemarshalException ex) + { + unregister(p); + } + finally + { + _releaseReply(in); + } + } + catch (SystemException ex) + { + throw Util.mapSystemException(ex); + } + } + else + { + ServantObject so = + _servant_preinvoke("requestTheGame", GameManager.class); + if (so == null) + { + unregister(p); + return; + } + try + { + ((GameManager) so.servant).unregister(p); + } + catch (Throwable ex) + { + Throwable exCopy = (Throwable) Util.copyObject(ex, _orb()); + throw Util.wrapException(exCopy); + } + finally + { + _servant_postinvoke(so); + } + } + } + + /** + * The method that the user should invoke. + */ + public void requestTheGame(Player arg0) throws RemoteException + { + if (!Util.isLocal(this)) + { + try + { + org.omg.CORBA.portable.InputStream in = null; + try + { + OutputStream out = _request("requestTheGame", true); + Util.writeRemoteObject(out, arg0); + _invoke(out); + } + catch (ApplicationException ex) + { + in = ex.getInputStream(); + + String id = in.read_string(); + throw new UnexpectedException(id); + } + catch (RemarshalException ex) + { + requestTheGame(arg0); + } + finally + { + _releaseReply(in); + } + } + catch (SystemException ex) + { + throw Util.mapSystemException(ex); + } + } + else + { + ServantObject so = + _servant_preinvoke("requestTheGame", GameManager.class); + if (so == null) + { + requestTheGame(arg0); + return; + } + try + { + Player arg0Copy = (Player) Util.copyObject(arg0, _orb()); + ((GameManager) so.servant).requestTheGame(arg0Copy); + } + catch (Throwable ex) + { + Throwable exCopy = (Throwable) Util.copyObject(ex, _orb()); + throw Util.wrapException(exCopy); + } + finally + { + _servant_postinvoke(so); + } + } + } +}
\ No newline at end of file diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/_PlayerImpl_Tie.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/_PlayerImpl_Tie.java new file mode 100644 index 000000000..f6c5f4765 --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/_PlayerImpl_Tie.java @@ -0,0 +1,209 @@ +/* _PlayerImpl_Tie.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.awt.Point; +import java.rmi.Remote; + +import javax.rmi.PortableRemoteObject; +import javax.rmi.CORBA.Tie; + +import org.omg.CORBA.BAD_OPERATION; +import org.omg.CORBA.ORB; +import org.omg.CORBA.SystemException; +import org.omg.CORBA.portable.InputStream; +import org.omg.CORBA.portable.OutputStream; +import org.omg.CORBA.portable.ResponseHandler; +import org.omg.CORBA.portable.UnknownException; +import org.omg.PortableServer.Servant; + +/** + * Generate with rmic, command line + * rmic -iiop -poa -keep gnu.classpath.examples.CORBA.swing.x5.PlayerImpl + * (the compiled package must be present in the current folder). + * + * This class is normally generated with rmic or grmic from the + * {@link PlayerImpl}. See tools/gnu/classpath/tools/giop/README. + * + * In this example the class was manually edited and commented for better + * understanding of functionality. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public class _PlayerImpl_Tie extends Servant implements Tie +{ + private PlayerImpl target = null; + private static final String[] _type_ids = + { "RMI:gnu.classpath.examples.CORBA.swing.x5.Player:0000000000000000" }; + + public void setTarget(Remote a_target) + { + this.target = (PlayerImpl) a_target; + } + + public Remote getTarget() + { + return target; + } + + public org.omg.CORBA.Object thisObject() + { + return _this_object(); + } + + public void deactivate() + { + try + { + _poa().deactivate_object(_poa().servant_to_id(this)); + } + catch (org.omg.PortableServer.POAPackage.WrongPolicy exception) + { + } + catch (org.omg.PortableServer.POAPackage.ObjectNotActive exception) + { + } + catch (org.omg.PortableServer.POAPackage.ServantNotActive exception) + { + } + } + + public ORB orb() + { + return _orb(); + } + + public void orb(ORB orb) + { + try + { + ((org.omg.CORBA_2_3.ORB) orb).set_delegate(this); + } + catch (ClassCastException e) + { + throw new org.omg.CORBA.BAD_PARAM( + "POA Servant requires an instance of org.omg.CORBA_2_3.ORB" + ); + } + } + + public String[] _all_interfaces(org.omg.PortableServer.POA poa, + byte[] objectId + ) + { + return _type_ids; + } + + public OutputStream _invoke(String method, InputStream _in, + ResponseHandler reply + ) throws SystemException + { + try + { + org.omg.CORBA_2_3.portable.InputStream in = + (org.omg.CORBA_2_3.portable.InputStream) _in; + switch (method.charAt(9)) + { + case 101 : + if (method.equals("start_game")) + { + Player arg0 = + (Player) PortableRemoteObject.narrow(in.read_Object(), + Player.class + ); + boolean arg1 = in.read_boolean(); + boolean result = target.start_game(arg0, arg1); + OutputStream out = reply.createReply(); + out.write_boolean(result); + return out; + } + + case 104 : + if (method.equals("receive_chat")) + { + byte arg0 = in.read_octet(); + String arg1 = (String) in.read_value(String.class); + target.receive_chat(arg0, arg1); + + OutputStream out = reply.createReply(); + return out; + } + + case 111 : + if (method.equals("receive_move")) + { + int arg0 = in.read_long(); + int arg1 = in.read_long(); + Point[] arg2 = (Point[]) in.read_value(Point[].class); + target.receive_move(arg0, arg1, arg2); + + OutputStream out = reply.createReply(); + return out; + } + + case 114 : + if (method.equals("_get_J_current_state")) + { + int result = target.get_current_state(); + OutputStream out = reply.createReply(); + out.write_long(result); + return out; + } + + case 116 : + if (method.equals("disconnect")) + { + target.disconnect(); + + OutputStream out = reply.createReply(); + return out; + } + } + throw new BAD_OPERATION("No such method: '"+method+"'"); + } + catch (SystemException ex) + { + throw ex; + } + catch (Throwable ex) + { + throw new UnknownException(ex); + } + } +}
\ No newline at end of file diff --git a/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/_Player_Stub.java b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/_Player_Stub.java new file mode 100644 index 000000000..eeb5cf0da --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/examples/gnu/classpath/examples/CORBA/swing/x5/_Player_Stub.java @@ -0,0 +1,397 @@ +/* _Player_Stub.java -- + Copyright (C) 2005 Free Software Foundation, Inc. + + This file is part of GNU Classpath. + + GNU Classpath is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2, or (at your option) + any later version. + + GNU Classpath is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + General Public License for more details. + + You should have received a copy of the GNU General Public License + along with GNU Classpath; see the file COPYING. If not, write to the + Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + 02110-1301 USA. + + Linking this library statically or dynamically with other modules is + making a combined work based on this library. Thus, the terms and + conditions of the GNU General Public License cover the whole + combination. + + As a special exception, the copyright holders of this library give you + permission to link this library with independent modules to produce an + executable, regardless of the license terms of these independent + modules, and to copy and distribute the resulting executable under + terms of your choice, provided that you also meet, for each linked + independent module, the terms and conditions of the license of that + module. An independent module is a module which is not derived from + or based on this library. If you modify this library, you may extend + this exception to your version of the library, but you are not + obligated to do so. If you do not wish to do so, delete this + exception statement from your version. */ + + +package gnu.classpath.examples.CORBA.swing.x5; + +import java.awt.Point; +import java.io.Serializable; +import java.rmi.RemoteException; +import java.rmi.UnexpectedException; + +import javax.rmi.CORBA.Stub; +import javax.rmi.CORBA.Util; + +import org.omg.CORBA.SystemException; +import org.omg.CORBA.portable.ApplicationException; +import org.omg.CORBA.portable.OutputStream; +import org.omg.CORBA.portable.RemarshalException; +import org.omg.CORBA.portable.ServantObject; + +/** + * Generate with rmic, command line + * rmic -iiop -poa -keep gnu.classpath.examples.CORBA.swing.x5.PlayerImpl + * (the compiled package must be present in the current folder). + * + * This class is normally generated with rmic from the {@link GameManagerImpl}: + * <pre> + * rmic -iiop -poa -keep gnu.classpath.examples.CORBA.swing.x5.GameManagerImpl + * </pre> + * (the compiled package must be present in the current folder). + * + * In this example the class was manually edited and commented for better + * understanding of functionality. + * + * @author Audrius Meskauskas (AudriusA@Bioinformatics.org) + */ +public class _Player_Stub extends Stub implements Player +{ + /** + * Use serialVersionUID for interoperability. + */ + private static final long serialVersionUID = 1; + + private static final String[] _type_ids = + { "RMI:gnu.classpath.examples.CORBA.swing.x5.Player:0000000000000000" }; + + public String[] _ids() + { + return _type_ids; + } + + public boolean start_game(Player arg0, boolean arg1) + throws RemoteException + { + if (!Util.isLocal(this)) + { + try + { + org.omg.CORBA.portable.InputStream in = null; + try + { + OutputStream out = _request("start_game", true); + Util.writeRemoteObject(out, arg0); + out.write_boolean(arg1); + in = _invoke(out); + return in.read_boolean(); + } + catch (ApplicationException ex) + { + in = ex.getInputStream(); + + String id = in.read_string(); + throw new UnexpectedException(id); + } + catch (RemarshalException ex) + { + return start_game(arg0, arg1); + } + finally + { + _releaseReply(in); + } + } + catch (SystemException ex) + { + throw Util.mapSystemException(ex); + } + } + else + { + ServantObject so = _servant_preinvoke("start_game", Player.class); + if (so == null) + { + return start_game(arg0, arg1); + } + try + { + Player arg0Copy = (Player) Util.copyObject(arg0, _orb()); + return ((Player) so.servant).start_game(arg0Copy, arg1); + } + catch (Throwable ex) + { + Throwable exCopy = (Throwable) Util.copyObject(ex, _orb()); + throw Util.wrapException(exCopy); + } + finally + { + _servant_postinvoke(so); + } + } + } + + public int get_current_state() throws RemoteException + { + if (!Util.isLocal(this)) + { + try + { + org.omg.CORBA.portable.InputStream in = null; + try + { + OutputStream out = _request("_get_J_current_state", true); + in = _invoke(out); + return in.read_long(); + } + catch (ApplicationException ex) + { + in = ex.getInputStream(); + + String id = in.read_string(); + throw new UnexpectedException(id); + } + catch (RemarshalException ex) + { + return get_current_state(); + } + finally + { + _releaseReply(in); + } + } + catch (SystemException ex) + { + throw Util.mapSystemException(ex); + } + } + else + { + ServantObject so = + _servant_preinvoke("_get_J_current_state", Player.class); + if (so == null) + { + return get_current_state(); + } + try + { + return ((Player) so.servant).get_current_state(); + } + catch (Throwable ex) + { + Throwable exCopy = (Throwable) Util.copyObject(ex, _orb()); + throw Util.wrapException(exCopy); + } + finally + { + _servant_postinvoke(so); + } + } + } + + public void receive_chat(byte arg0, String arg1) throws RemoteException + { + if (!Util.isLocal(this)) + { + try + { + org.omg.CORBA_2_3.portable.InputStream in = null; + try + { + org.omg.CORBA_2_3.portable.OutputStream out = + (org.omg.CORBA_2_3.portable.OutputStream) _request("receive_chat", + true + ); + out.write_octet(arg0); + out.write_value(arg1, String.class); + _invoke(out); + } + catch (ApplicationException ex) + { + in = + (org.omg.CORBA_2_3.portable.InputStream) ex.getInputStream(); + + String id = in.read_string(); + throw new UnexpectedException(id); + } + catch (RemarshalException ex) + { + receive_chat(arg0, arg1); + } + finally + { + _releaseReply(in); + } + } + catch (SystemException ex) + { + throw Util.mapSystemException(ex); + } + } + else + { + ServantObject so = _servant_preinvoke("receive_chat", Player.class); + if (so == null) + { + receive_chat(arg0, arg1); + return; + } + try + { + ((Player) so.servant).receive_chat(arg0, arg1); + } + catch (Throwable ex) + { + Throwable exCopy = (Throwable) Util.copyObject(ex, _orb()); + throw Util.wrapException(exCopy); + } + finally + { + _servant_postinvoke(so); + } + } + } + + public void disconnect() throws RemoteException + { + if (!Util.isLocal(this)) + { + try + { + org.omg.CORBA.portable.InputStream in = null; + try + { + OutputStream out = _request("disconnect", true); + _invoke(out); + } + catch (ApplicationException ex) + { + in = ex.getInputStream(); + + String id = in.read_string(); + throw new UnexpectedException(id); + } + catch (RemarshalException ex) + { + disconnect(); + } + finally + { + _releaseReply(in); + } + } + catch (SystemException ex) + { + throw Util.mapSystemException(ex); + } + } + else + { + ServantObject so = _servant_preinvoke("disconnect", Player.class); + if (so == null) + { + disconnect(); + return; + } + try + { + ((Player) so.servant).disconnect(); + } + catch (Throwable ex) + { + Throwable exCopy = (Throwable) Util.copyObject(ex, _orb()); + throw Util.wrapException(exCopy); + } + finally + { + _servant_postinvoke(so); + } + } + } + + public void receive_move(int arg0, int arg1, Point[] arg2) + throws RemoteException + { + if (!Util.isLocal(this)) + { + try + { + org.omg.CORBA_2_3.portable.InputStream in = null; + try + { + org.omg.CORBA_2_3.portable.OutputStream out = + (org.omg.CORBA_2_3.portable.OutputStream) _request("receive_move", + true + ); + out.write_long(arg0); + out.write_long(arg1); + out.write_value(cast_array(arg2), Point[].class); + _invoke(out); + } + catch (ApplicationException ex) + { + in = + (org.omg.CORBA_2_3.portable.InputStream) ex.getInputStream(); + + String id = in.read_string(); + throw new UnexpectedException(id); + } + catch (RemarshalException ex) + { + receive_move(arg0, arg1, arg2); + } + finally + { + _releaseReply(in); + } + } + catch (SystemException ex) + { + throw Util.mapSystemException(ex); + } + } + else + { + ServantObject so = _servant_preinvoke("receive_move", Player.class); + if (so == null) + { + receive_move(arg0, arg1, arg2); + return; + } + try + { + Point[] arg2Copy = (Point[]) Util.copyObject(arg2, _orb()); + ((Player) so.servant).receive_move(arg0, arg1, arg2Copy); + } + catch (Throwable ex) + { + Throwable exCopy = (Throwable) Util.copyObject(ex, _orb()); + throw Util.wrapException(exCopy); + } + finally + { + _servant_postinvoke(so); + } + } + } + + // This method is required as a work-around for + // a bug in the JDK 1.1.6 verifier. + private Serializable cast_array(Object obj) + { + return (Serializable) obj; + } +}
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