diff options
Diffstat (limited to 'gcc-4.4.3/libjava/classpath/gnu/classpath/jdwp/event/ClassPrepareEvent.java')
-rw-r--r-- | gcc-4.4.3/libjava/classpath/gnu/classpath/jdwp/event/ClassPrepareEvent.java | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/gcc-4.4.3/libjava/classpath/gnu/classpath/jdwp/event/ClassPrepareEvent.java b/gcc-4.4.3/libjava/classpath/gnu/classpath/jdwp/event/ClassPrepareEvent.java new file mode 100644 index 000000000..5341daa42 --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/gnu/classpath/jdwp/event/ClassPrepareEvent.java @@ -0,0 +1,147 @@ +/* ClassPrepareEvent.java -- An event specifying that a class has been + prepared by the virtual machine + Copyright (C) 2005 Free Software Foundation + +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 +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.jdwp.event; + +import gnu.classpath.jdwp.JdwpConstants; +import gnu.classpath.jdwp.VMIdManager; +import gnu.classpath.jdwp.id.ReferenceTypeId; +import gnu.classpath.jdwp.id.ThreadId; +import gnu.classpath.jdwp.util.JdwpString; +import gnu.classpath.jdwp.util.Signature; + +import java.io.DataOutputStream; +import java.io.IOException; + +/** + * "Notification of a class prepare in the target VM. See the JVM + * specification for a definition of class preparation. Class prepare + * events are not generated for primtiive classes (for example, + * <code>java.lang.Integer.TYPE</code>)." -- JDWP 1.4.2 + * + * @author Keith Seitz (keiths@redhat.com) + */ +public class ClassPrepareEvent + extends Event +{ + // The thread in which this event occurred + private Thread _thread; + + // The class that was prepared + private Class _class; + + // Prepare flags + private int _status; + + /** + * Class has been verified + */ + public static final int STATUS_VERIFIED + = JdwpConstants.ClassStatus.VERIFIED; + + /** + * Class has been prepared + */ + public static final int STATUS_PREPARED + = JdwpConstants.ClassStatus.PREPARED; + + /** + * Class has been initialized + */ + public static final int STATUS_INITIALIZED + = JdwpConstants.ClassStatus.INITIALIZED; + + /** + * Error preparing class + */ + public static final int STATUS_ERROR + = JdwpConstants.ClassStatus.ERROR; + + /** + * Constructs a new <code>ClassPrepareEvent</code> + * + * @param thread thread in which event occurred + * @param clazz class which was prepared + * @param flags prepare status flags + */ + public ClassPrepareEvent (Thread thread, Class clazz, int flags) + { + super (JdwpConstants.EventKind.CLASS_PREPARE); + _thread = thread; + _class = clazz; + _status = flags; + } + + /** + * Returns a specific filtering parameter for this event. + * Valid types are thread and class. + * + * @param type the type of parameter desired + * @returns the desired parameter or <code>null</code> + */ + public Object getParameter (int type) + { + if (type == EVENT_THREAD) + return _thread; + else if (type == EVENT_CLASS) + return _class; + + return null; + } + + /** + * Writes the event to the given stream + * + * @param outStream the output stream to write the event to + */ + protected void _writeData (DataOutputStream outStream) + throws IOException + { + VMIdManager idm = VMIdManager.getDefault(); + ThreadId tid = (ThreadId) idm.getObjectId (_thread); + ReferenceTypeId rid = idm.getReferenceTypeId (_class); + + tid.write (outStream); + rid.writeTagged (outStream); + JdwpString.writeString (outStream, + Signature.computeClassSignature (_class)); + outStream.writeInt (_status); + } +} |