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Glassfish example source code file (InterceptorBindingNode.java)
The Glassfish InterceptorBindingNode.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.EjbDescriptor; import com.sun.enterprise.deployment.EjbInterceptor; import com.sun.enterprise.deployment.InterceptorBindingDescriptor; import com.sun.enterprise.deployment.MethodDescriptor; 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; import org.xml.sax.Attributes; import java.util.List; import java.util.Map; public class InterceptorBindingNode extends DeploymentDescriptorNode { private MethodDescriptor businessMethod = null; private boolean needsOverloadResolution = false; public InterceptorBindingNode() { super(); } public void startElement(XMLElement element, Attributes attributes) { if( EjbTagNames.METHOD.equals(element.getQName()) ) { businessMethod = new MethodDescriptor(); // Assume we need overloaded method resolution until we // encounter at least one method-param element. needsOverloadResolution = true; } else if( EjbTagNames.METHOD_PARAMS.equals(element.getQName()) ) { // If there's a method-params element, regardless of whether there // are any <method-param> sub-elements, there's no overload // resolution needed. needsOverloadResolution = false; } super.startElement(element, attributes); } public void setElementValue(XMLElement element, String value) { if( EjbTagNames.METHOD_NAME.equals(element.getQName()) ) { businessMethod.setName(value); } else if( EjbTagNames.METHOD_PARAM.equals(element.getQName()) ) { if( (value != null) && (value.trim().length() > 0) ) { businessMethod.addParameterClass(value.trim()); } } else { super.setElementValue(element, value); } } /** * receives notification of the end of an XML element by the Parser * * @param element the xml tag identification * @return true if this node is done processing the XML sub tree */ public boolean endElement(XMLElement element) { if (EjbTagNames.INTERCEPTOR_ORDER.equals(element.getQName())) { InterceptorBindingDescriptor desc = (InterceptorBindingDescriptor) getDescriptor(); desc.setIsTotalOrdering(true); } else if (EjbTagNames.METHOD_PARAMS.equals(element.getQName())) { // this means we have an empty method-params element // which means this method has no input parameter if (businessMethod.getParameterClassNames() == null) { businessMethod.setEmptyParameterClassNames(); } }else if( EjbTagNames.METHOD.equals(element.getQName()) ) { InterceptorBindingDescriptor bindingDesc = (InterceptorBindingDescriptor) getDescriptor(); businessMethod.setEjbClassSymbol(MethodDescriptor.EJB_BEAN); bindingDesc.setBusinessMethod(businessMethod); if( needsOverloadResolution ) { bindingDesc.setNeedsOverloadResolution(true); } businessMethod = null; needsOverloadResolution = false; } return super.endElement(element); } /** * all sub-implementation of this class can use a dispatch table to map xml element to * method name on the descriptor class for setting the element value. * * @return the map with the element name as a key, the setter method as a value */ protected Map getDispatchTable() { Map table = super.getDispatchTable(); table.put(EjbTagNames.EJB_NAME, "setEjbName"); table.put(EjbTagNames.INTERCEPTOR_CLASS, "appendInterceptorClass"); table.put(EjbTagNames.EXCLUDE_DEFAULT_INTERCEPTORS, "setExcludeDefaultInterceptors"); table.put(EjbTagNames.EXCLUDE_CLASS_INTERCEPTORS, "setExcludeClassInterceptors"); return table; } /** * Write interceptor bindings for this ejb. * * @param parent node in the DOM tree * @param the descriptor to write */ public void writeBindings(Node parent, EjbDescriptor ejbDesc) { List<EjbInterceptor> classInterceptors = ejbDesc.getInterceptorChain(); if( classInterceptors.size() > 0 ) { writeTotalOrdering(parent, classInterceptors, ejbDesc, null); } Map<MethodDescriptor, List Other Glassfish examples (source code examples)Here is a short list of links related to this Glassfish InterceptorBindingNode.java source code file: |
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