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Glassfish example source code file (ConcurrentMethodNode.java)
The Glassfish ConcurrentMethodNode.java source code/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License("CDDL") (collectively, the "License"). You * may not use this file except in compliance with the License. You can * obtain a copy of the License at * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html * or packager/legal/LICENSE.txt. See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at packager/legal/LICENSE.txt. * * GPL Classpath Exception: * Oracle designates this particular file as subject to the "Classpath" * exception as provided by Oracle in the GPL Version 2 section of the License * file that accompanied this code. * * Modifications: * If applicable, add the following below the License Header, with the fields * enclosed by brackets [] replaced by your own identifying information: * "Portions Copyright [year] [name of copyright owner]" * * Contributor(s): * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license." If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above. However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. */ package com.sun.enterprise.deployment.node.ejb; import com.sun.enterprise.deployment.ConcurrentMethodDescriptor; import com.sun.enterprise.deployment.Descriptor; import com.sun.enterprise.deployment.TimeoutValueDescriptor; import com.sun.enterprise.deployment.node.DeploymentDescriptorNode; import com.sun.enterprise.deployment.node.MethodNode; import com.sun.enterprise.deployment.node.XMLElement; import com.sun.enterprise.deployment.xml.EjbTagNames; import org.w3c.dom.Node; public class ConcurrentMethodNode extends DeploymentDescriptorNode { ConcurrentMethodDescriptor descriptor = null; private static final String READ_LOCK = "Read"; private static final String WRITE_LOCK = "Write"; public ConcurrentMethodNode() { super(); registerElementHandler(new XMLElement(EjbTagNames.METHOD), MethodNode.class, "setConcurrentMethod"); registerElementHandler(new XMLElement(EjbTagNames.CONCURRENT_ACCESS_TIMEOUT), TimeoutValueNode.class, "setAccessTimeout"); } /** * @return the Descriptor subclass that was populated by reading * the source XML file */ public Object getDescriptor() { if (descriptor == null) { descriptor = (ConcurrentMethodDescriptor) new ConcurrentMethodDescriptor(); } return descriptor; } /** * receives notiification of the value for a particular tag * * @param element the xml element * @param value it's associated value */ public void setElementValue(XMLElement element, String value) { if (EjbTagNames.CONCURRENT_LOCK.equals(element.getQName())) { descriptor.setWriteLock(value.equals(WRITE_LOCK)); } else { super.setElementValue(element, value); } } /** * write the descriptor class to a DOM tree and return it * * @param parent node for the DOM tree * @param node name for the root element of this xml fragment * @param the descriptor to write * @return the DOM tree top node */ public Node writeDescriptor(Node parent, String nodeName, Descriptor descriptor) { if (! (descriptor instanceof ConcurrentMethodDescriptor)) { throw new IllegalArgumentException(getClass() + " cannot handles descriptors of type " + descriptor.getClass()); } ConcurrentMethodDescriptor desc = (ConcurrentMethodDescriptor) descriptor; Node concurrentNode = super.writeDescriptor(parent, nodeName, descriptor); MethodNode methodNode = new MethodNode(); methodNode.writeJavaMethodDescriptor(concurrentNode, EjbTagNames.METHOD, desc.getConcurrentMethod()); if( desc.hasLockMetadata() ) { String lockType = desc.isWriteLocked() ? "Write" : "Read"; appendTextChild(concurrentNode, EjbTagNames.CONCURRENT_LOCK, lockType); } if( desc.hasAccessTimeout() ) { TimeoutValueNode timeoutValueNode = new TimeoutValueNode(); TimeoutValueDescriptor timeoutDesc = new TimeoutValueDescriptor(); timeoutDesc.setValue(desc.getAccessTimeoutValue()); timeoutDesc.setUnit(desc.getAccessTimeoutUnit()); timeoutValueNode.writeDescriptor(concurrentNode, EjbTagNames.CONCURRENT_ACCESS_TIMEOUT, timeoutDesc); } return concurrentNode; } } Other Glassfish examples (source code examples)Here is a short list of links related to this Glassfish ConcurrentMethodNode.java source code file: |
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