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Diffstat (limited to 'gcc-4.4.3/libjava/classpath/gnu/CORBA/_PolicyImplBase.java')
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1 files changed, 232 insertions, 0 deletions
diff --git a/gcc-4.4.3/libjava/classpath/gnu/CORBA/_PolicyImplBase.java b/gcc-4.4.3/libjava/classpath/gnu/CORBA/_PolicyImplBase.java new file mode 100644 index 000000000..17a5f4a40 --- /dev/null +++ b/gcc-4.4.3/libjava/classpath/gnu/CORBA/_PolicyImplBase.java @@ -0,0 +1,232 @@ +/* _PolicyImplBase.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.CORBA; + +import org.omg.CORBA.BAD_OPERATION; +import org.omg.CORBA.CompletionStatus; +import org.omg.CORBA.Policy; +import org.omg.CORBA.PolicyHelper; +import org.omg.CORBA.portable.InputStream; +import org.omg.CORBA.portable.InvokeHandler; +import org.omg.CORBA.portable.ObjectImpl; +import org.omg.CORBA.portable.OutputStream; +import org.omg.CORBA.portable.ResponseHandler; + +/** + * The server side implementation base for the {@link Policy}. + * + * @specnote The java 1.4 API does not define the server side policy + * implementation base, but it defines the policy client side stub. + * As these two classes always work together, and even no separate testing is + * possible, the required implementation base is provided in gnu.CORBA + * namespace. Sun will probably include they base in the future java APIs. + * + * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org) + */ +public abstract class _PolicyImplBase + extends ObjectImpl + implements Policy, InvokeHandler +{ + /** + * Use serialVersionUID for interoperability. + */ + private static final long serialVersionUID = 1; + + /** + * The policy repository ids. + */ + private final String[] ids; + + /** + * The type of this policy. + */ + private final int type; + + /** + * The value of this policy. The value object is never the same + * for different policies. + */ + private final java.lang.Object value; + + /** + * The policy integer code, written in request to write + * the policy value. + */ + private final int policyCode; + + /** + * Create the new policy of the given type, having the given value. + * For security reasons, the method is kept package private. + * + * @param p_type the type of this policy. + * @param p_value the value of this policy. + * @param p_code the integer code of this policy. + * @param p_idl the policy IDL type string. The {@link #_ids()} + * will return array, first line being this string and another + * being PolicyHelper.id(). + */ + public _PolicyImplBase(int p_type, java.lang.Object p_value, int p_code, + String p_idl + ) + { + type = p_type; + value = p_value; + policyCode = p_code; + ids = new String[] { p_idl, PolicyHelper.id() }; + } + + /** + * Get the integer code of the type of this policy. + */ + public final int policy_type() + { + return type; + } + + /** + * Return the list of repository ids. + */ + public final String[] _ids() + { + return ids; + } + + /** + * Call the required method. + */ + public final OutputStream _invoke(String method, InputStream input, + ResponseHandler rh + ) + { + OutputStream output = null; + + if (method.equals("destroy")) + { + // The "destroy" has been invoked. + destroy(); + output = rh.createReply(); + } + else if (method.equals("copy")) + { + // The "copy" has been invoked. + org.omg.CORBA.Object returns = copy(); + output = rh.createReply(); + output.write_Object(this); + } + else if (method.equals("policy_type")) + { + // The "policy_type" has been invoked. + int returns = policy_type(); + output = rh.createReply(); + output.write_long(returns); + } + else if (method.equals("value")) + { + // The "value" can be invoked on the children types + // and must return an integer, representing the policy value + // (CORBA enumeration). + output = rh.createReply(); + output.write_long(policyCode); + } + else + throw new BAD_OPERATION(method, Minor.Method, + CompletionStatus.COMPLETED_MAYBE); + + return output; + } + + /** + * Get the value of this policy + */ + public final java.lang.Object getValue() + { + return value; + } + + /** + * Get the integer code of this policy value. + */ + public final int getCode() + { + return policyCode; + } + + /** + * Returns without action. It is a work of garbage collector + * to remove the unused objects. + */ + public final void destroy() + { + } + + /** + * Returns the string representation of the given policy. + */ + public final String toString() + { + return value.toString(); + } + + /** + * Create a copy of this policy. The object is not mutable, so + * <code>this</code> can be returned. + * + * @return <code>this</code> + */ + public Policy copy() + { + return this; + } + + /** + * Use the value to get a hash code. + */ + public int hashCode() + { + return getValue().hashCode(); + } + + /** + * Check the values for equality. + */ + public boolean equals(Object x) + { + return x == null ? false : getValue().equals(x); + } +}
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