jdk/src/share/classes/com/sun/jmx/namespace/serial/DefaultRewritingProcessor.java
--- a/jdk/src/share/classes/com/sun/jmx/namespace/serial/DefaultRewritingProcessor.java Wed Oct 21 15:47:09 2009 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,150 +0,0 @@
-/*
- * Copyright 2008 Sun Microsystems, Inc. All Rights Reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation. Sun designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Sun in the LICENSE file that accompanied this code.
- *
- * This code 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
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
- */
-
-package com.sun.jmx.namespace.serial;
-
-
-import javax.management.ObjectInstance;
-import javax.management.ObjectName;
-
-/**
- * Class DefaultRewritingProcessor. Rewrite ObjectName in input & output
- * parameters.
- * <p><b>
- * This API is a Sun internal API and is subject to changes without notice.
- * </b></p>
- * @since 1.7
- */
-// We know that rewriting using serialization is costly.
-// This object tries to determine whether an object needs rewriting prior
-// to rewriting, and rewrites by creating a new object in those cases
-// where we know how to recreate a new object (e.g. a Notification).
-// Rewriting is however usually not used - so this object is just a
-// skeleton that eventually uses serialization...
-//
-class DefaultRewritingProcessor extends RewritingProcessor {
-
-
- private static enum RewriteMode {
- INPUT, // Input from target to source (parameters)
- OUTPUT // Output from source to target (results)
- };
-
- private final boolean identity;
-
- public DefaultRewritingProcessor(String targetDirName) {
- this(targetDirName,null);
- }
-
- /** Creates a new instance of SerialParamProcessor */
- public DefaultRewritingProcessor(final String remove, final String add) {
- super(new SerialRewritingProcessor(remove, add));
- identity = remove.equals(add);
- }
-
- private ObjectName rewriteObjectName(RewriteMode mode,
- ObjectName name) {
- return changeContext(mode, name);
- }
-
- private ObjectInstance rewriteObjectInstance(RewriteMode mode,
- ObjectInstance moi) {
- final ObjectName srcName = moi.getObjectName();
- final ObjectName targetName = changeContext(mode,srcName);
- if (targetName == srcName) return moi;
- return new ObjectInstance(targetName,moi.getClassName());
- }
-
-
- private Object processObject(RewriteMode mode, Object obj) {
- if (obj == null) return null;
-
- // Some things which will always needs rewriting:
- // ObjectName, ObjectInstance, and Notifications.
- // Take care of those we can handle here...
- //
- if (obj instanceof ObjectName)
- return rewriteObjectName(mode,(ObjectName) obj);
- else if (obj instanceof ObjectInstance)
- return rewriteObjectInstance(mode,(ObjectInstance) obj);
-
- // TODO: add other standard JMX classes - like e.g. MBeanInfo...
- //
-
- // Well, the object may contain an ObjectName => pass it to
- // our serial rewriting delegate...
- //
- return processAnyObject(mode,obj);
- }
-
-
- private Object processAnyObject(RewriteMode mode, Object obj) {
- switch (mode) {
- case INPUT:
- return super.rewriteInput(obj);
- case OUTPUT:
- return super.rewriteOutput(obj);
- default: // can't happen.
- throw new AssertionError();
- }
- }
-
- private ObjectName changeContext(RewriteMode mode, ObjectName name) {
- switch (mode) {
- case INPUT:
- return toSourceContext(name);
- case OUTPUT:
- return toTargetContext(name);
- default: // can't happen.
- throw new AssertionError();
- }
- }
-
- @Override
- public ObjectName toTargetContext(ObjectName srcName) {
- if (identity) return srcName;
- return super.toTargetContext(srcName);
- }
-
- @Override
- public ObjectName toSourceContext(ObjectName targetName) {
- if (identity) return targetName;
- return super.toSourceContext(targetName);
- }
-
- @SuppressWarnings("unchecked")
- @Override
- public <T> T rewriteInput(T input) {
- if (identity) return input;
- return (T) processObject(RewriteMode.INPUT,input);
- }
-
- @SuppressWarnings("unchecked")
- @Override
- public <T> T rewriteOutput(T result) {
- if (identity) return result;
- return (T) processObject(RewriteMode.OUTPUT,result);
- }
-}