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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /libjava/classpath/org/omg/PortableServer/ServantLocatorPOA.java
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+/* ServantLocatorPOA.java --
+ Copyright (C) 2005, 2006 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 org.omg.PortableServer;
+
+import gnu.CORBA.Poa.gnuServantObject;
+
+import org.omg.CORBA.NO_IMPLEMENT;
+import org.omg.CORBA.ORB;
+import org.omg.CORBA.SystemException;
+import org.omg.CORBA.portable.InputStream;
+import org.omg.CORBA.portable.InvokeHandler;
+import org.omg.CORBA.portable.OutputStream;
+import org.omg.CORBA.portable.ResponseHandler;
+import org.omg.PortableServer.ServantLocatorPackage.CookieHolder;
+
+/**
+ * <p>The ServantLocator stub is an optional base for the
+ * servant locators. It cannot serve remote invocations, as
+ * methods in {@link ServantLocatorOperations} take POA as one of parameters.
+ * Both JDK 1.5 API and OMG specifies that POA is a local object that must not
+ * be transferred to the remote invocation target.
+ * </p><p>
+ * You do not need to derive your servant locator from this stub,
+ * it is enough to implement the {@link ServantLocator} interface.
+ * But you may choose to do this if you need its functional
+ * {@link org.omg.PortableServer.ServantActivatorPOA.delegator#_ids()}
+ * method or want to keep default behaviour during pre- or post- invokcations.
+ * </p>
+ * @author Audrius Meskauskas, Lithuania (AudriusA@Bioinformatics.org)
+ */
+public abstract class ServantLocatorPOA
+ extends Servant
+ implements ServantLocatorOperations, InvokeHandler
+{
+ /**
+ * Used to access the outer class in the nested classes.
+ */
+ final ServantLocatorPOA THIS = this;
+
+ /**
+ * Our implementation will not call this method. After setting your
+ * manager to POA, it will call incarnate and etherialize directly.
+ */
+ public OutputStream _invoke(String method, InputStream input,
+ ResponseHandler handler
+ )
+ throws SystemException
+ {
+ throw new NO_IMPLEMENT();
+ }
+
+ /**
+ * Returns an array of interfaces, supported by the servant locator.
+ */
+ public String[] _all_interfaces(POA poa, byte[] Object_Id)
+ {
+ return new _ServantLocatorStub()._ids();
+ }
+
+ /**
+ * Return the complete instance of the servant activator, based on
+ * the current class (ServantActivatorPOA or derived).
+ */
+ public ServantLocator _this()
+ {
+ return new delegator(this);
+ }
+
+ /**
+ * Return the complete instance of the servant activator, based on
+ * the current class (ServantActivatorPOA or derived).
+ */
+ public ServantLocator _this(ORB orb)
+ {
+ return new delegator(this);
+ }
+
+ /**
+ * This class is used to support _this.
+ */
+ class delegator
+ extends gnuServantObject
+ implements ServantLocator
+ {
+ delegator(Servant s)
+ {
+ super(s, new byte[ 0 ], null, null);
+ }
+
+ public Servant preinvoke(byte[] Object_Id, POA poa, String method,
+ CookieHolder cookie_holder
+ )
+ throws org.omg.PortableServer.ForwardRequest
+ {
+ return THIS.preinvoke(Object_Id, poa, method, cookie_holder);
+ }
+
+ public void postinvoke(byte[] Object_Id, POA poa, String method,
+ java.lang.Object cookie, Servant servant
+ )
+ {
+ THIS.postinvoke(Object_Id, poa, method, cookie, servant);
+ }
+
+ public String[] _ids()
+ {
+ return THIS._all_interfaces(null, null);
+ }
+ }
+}