/*
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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.model;
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import java.util.HashMap;
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import java.util.Map;
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import org.jbpm.api.model.Event;
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/** observable and visible process elements.
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*
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* @author Tom Baeyens
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*/
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public class ObservableElementImpl extends ProcessElementImpl implements ObservableElement {
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private static final long serialVersionUID = 1L;
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protected String name;
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protected String description;
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protected Map<String, EventImpl> events;
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// default parent is null ///////////////////////////////////////////////////
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public ObservableElementImpl getParent() {
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return null;
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}
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// events ///////////////////////////////////////////////////////////////////
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public EventImpl getEvent(String eventName) {
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return (events != null ? events.get(eventName) : null);
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}
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public boolean hasEvent(String eventName) {
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return (getEvent(eventName)!=null);
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}
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/** event factory method that also establishes the bidirectional relation. */
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public EventImpl createEvent(String eventName) {
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EventImpl event = new EventImpl();
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event.setObservableElement(this);
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event.setName(eventName);
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event.setProcessDefinition(processDefinition);
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return addEvent(event);
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}
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/**
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* add an event to this processDefinition element.
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* @throws NullPointerException if event is null.
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*/
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public EventImpl addEvent(EventImpl event) {
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if (events == null) {
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events = new HashMap<String, EventImpl>();
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}
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events.put(event.getName(), event);
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return event;
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}
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// getters and setters //////////////////////////////////////////////////////
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public String getName() {
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return name;
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}
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public void setName(String name) {
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this.name = name;
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}
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public String getDescription() {
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return description;
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}
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public void setDescription(String description) {
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this.description = description;
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}
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public Map<String, Event> getEvents() {
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return (Map) events;
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}
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public void setEvents(Map<String, EventImpl> events) {
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this.events = events;
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}
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}
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