org.jbpm.bpmn2.xml.ReceiveTaskHandler Maven / Gradle / Ivy
/**
* Copyright 2010 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jbpm.bpmn2.xml;
import java.util.Map;
import org.drools.core.xml.ExtensibleXmlParser;
import org.jbpm.bpmn2.core.Message;
import org.jbpm.compiler.xml.ProcessBuildData;
import org.jbpm.workflow.core.Node;
import org.jbpm.workflow.core.node.WorkItemNode;
import org.w3c.dom.Element;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
public class ReceiveTaskHandler extends TaskHandler {
protected Node createNode(Attributes attrs) {
return new WorkItemNode();
}
@SuppressWarnings("unchecked")
public Class generateNodeFor() {
return Node.class;
}
@SuppressWarnings("unchecked")
protected void handleNode(final Node node, final Element element, final String uri,
final String localName, final ExtensibleXmlParser parser) throws SAXException {
super.handleNode(node, element, uri, localName, parser);
WorkItemNode workItemNode = (WorkItemNode) node;
String messageRef = element.getAttribute("messageRef");
Map messages = (Map)
((ProcessBuildData) parser.getData()).getMetaData("Messages");
if (messages == null) {
throw new IllegalArgumentException("No messages found");
}
Message message = messages.get(messageRef);
if (message == null) {
throw new IllegalArgumentException("Could not find message " + messageRef);
}
workItemNode.getWork().setParameter("MessageId", message.getId());
workItemNode.getWork().setParameter("MessageType", message.getType());
}
protected String getTaskName(final Element element) {
return "Receive Task";
}
public void writeNode(Node node, StringBuilder xmlDump, boolean includeMeta) {
throw new IllegalArgumentException("Writing out should be handled by WorkItemNodeHandler");
}
}