/*
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* JBoss, Home of Professional Open Source
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* Copyright 2005, JBoss Inc., and individual contributors as indicated
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* by the @authors tag. See the copyright.txt in the distribution for a
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* full listing of individual contributors.
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*
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* This is free software; you can redistribute it and/or modify it
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* under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of
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* the License, or (at your option) any later version.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this software; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
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*/
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package org.jbpm.pvm.internal.wire.xml;
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import java.util.List;
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import org.jbpm.internal.log.Log;
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import org.jbpm.pvm.internal.util.XmlUtil;
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import org.jbpm.pvm.internal.xml.Binding;
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import org.jbpm.pvm.internal.xml.Bindings;
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import org.jbpm.pvm.internal.xml.Parse;
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import org.jbpm.pvm.internal.xml.Parser;
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import org.w3c.dom.Element;
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public class BindingParser extends Parser {
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private static final Log log = Log.getLog(BindingParser.class.getName());
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public Object parseDocumentElement(Element documentElement, Parse parse) {
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List<Element> elements = XmlUtil.elements(documentElement, "binding");
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for (Element bindingElement : elements) {
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String bindingClassName = XmlUtil.attribute(bindingElement, "class");
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log.trace("adding wire binding for "+bindingClassName);
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Binding binding = null;
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if (bindingClassName!=null) {
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try {
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ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
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Class<?> bindingClass = Class.forName(bindingClassName, true, classLoader);
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binding = (Binding) bindingClass.newInstance();
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} catch (Exception e) {
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log.trace("couldn't instantiate binding "+bindingClassName);
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}
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} else {
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parse.addProblem("class is a required attribute in a binding "+XmlUtil.toString(bindingElement), documentElement);
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}
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if (binding!=null) {
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Bindings bindings = parse.contextStackFind(Bindings.class);
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bindings.addBinding(binding);
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}
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}
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return null;
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}
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}
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