/*
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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.jpdl.internal.activity;
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import org.jbpm.api.model.OpenExecution;
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import org.jbpm.pvm.internal.script.ScriptManager;
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import org.jbpm.pvm.internal.wire.Descriptor;
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import org.jbpm.pvm.internal.wire.WireContext;
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/**
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* @author Tom Baeyens
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*/
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public class AssignActivity extends JpdlAutomaticActivity {
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private static final long serialVersionUID = 1L;
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protected String expression;
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protected String language;
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protected String variableName;
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protected Descriptor valueDescriptor;
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void perform(OpenExecution execution) throws Exception {
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Object value = null;
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if (expression!=null) {
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ScriptManager scriptManager = ScriptManager.getScriptManager();
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value = scriptManager.evaluateExpression(expression, language);
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} else if (valueDescriptor!=null) {
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value = WireContext.create(valueDescriptor);
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}
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execution.setVariable(variableName, value);
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}
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public void setExpression(String expression) {
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this.expression = expression;
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}
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public void setLanguage(String language) {
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this.language = language;
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}
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public void setVariableName(String variableName) {
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this.variableName = variableName;
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}
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public void setValueDescriptor(Descriptor valueDescriptor) {
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this.valueDescriptor = valueDescriptor;
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}
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}
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