/**
* 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 static org.jbpm.bpmn2.xml.ProcessHandler.*;
import java.util.List;
import org.drools.compiler.compiler.xml.XmlDumper;
import org.jbpm.process.core.context.exception.CompensationScope;
import org.jbpm.workflow.core.DroolsAction;
import org.jbpm.workflow.core.Node;
import org.jbpm.workflow.core.impl.DroolsConsequenceAction;
import org.jbpm.workflow.core.node.EndNode;
import org.xml.sax.Attributes;
public class EndNodeHandler extends AbstractNodeHandler {
protected Node createNode(Attributes attrs) {
throw new IllegalArgumentException("Reading in should be handled by end event handler");
}
@SuppressWarnings("unchecked")
public Class generateNodeFor() {
return EndNode.class;
}
public void writeNode(Node node, StringBuilder xmlDump, int metaDataType) {
EndNode endNode = (EndNode) node;
String eventType = (String) endNode.getMetaData("EventType");
String ref = (String) endNode.getMetaData("Ref");
String variableRef = (String) endNode.getMetaData("Variable");
writeNode("endEvent", endNode, xmlDump, metaDataType);
if (endNode.isTerminate()) {
xmlDump.append(">" + EOL);
writeExtensionElements(endNode, xmlDump);
xmlDump.append(" <terminateEventDefinition " + (endNode.getScope() == EndNode.PROCESS_SCOPE ? "tns:scope=\"process\"" : "") + "/>" + EOL);
endNode("endEvent", xmlDump);
} else {
String scope = (String) endNode.getMetaData("customScope");
List<DroolsAction> actions = endNode.getActions(EndNode.EVENT_NODE_ENTER);
if (actions != null && !actions.isEmpty()) {
if (actions.size() == 1) {
DroolsConsequenceAction action = (DroolsConsequenceAction) actions.get(0);
String s = action.getConsequence();
if (s.startsWith("org.drools.core.process.instance.impl.WorkItemImpl workItem = new org.drools.core.process.instance.impl.WorkItemImpl();")) {
xmlDump.append(">" + EOL);
writeExtensionElements(endNode, xmlDump);
String variable = (String) endNode.getMetaData("MappingVariable");
if (variable != null) {
xmlDump.append(
" <dataInput id=\"" + XmlBPMNProcessDumper.getUniqueNodeId(endNode) + "_Input\" />" + EOL +
" <dataInputAssociation>" + EOL +
" <sourceRef>" + XmlDumper.replaceIllegalChars(variable) + "</sourceRef>" + EOL +
" <targetRef>" + XmlBPMNProcessDumper.getUniqueNodeId(endNode) + "_Input</targetRef>" + EOL +
" </dataInputAssociation>" + EOL +
" <inputSet>" + EOL +
" <dataInputRefs>" + XmlBPMNProcessDumper.getUniqueNodeId(endNode) + "_Input</dataInputRefs>" + EOL +
" </inputSet>" + EOL);
}
xmlDump.append(" <messageEventDefinition messageRef=\"" + XmlBPMNProcessDumper.getUniqueNodeId(endNode) + "_Message\"/>" + EOL);
endNode("endEvent", xmlDump);
} else if ("signal".equals(eventType)) {
xmlDump.append(">" + EOL);
writeExtensionElements(endNode, xmlDump);
if (!s.startsWith("null")) {
xmlDump.append(
" <dataInput id=\"" + XmlBPMNProcessDumper.getUniqueNodeId(endNode) + "_Input\" />" + EOL +
" <dataInputAssociation>" + EOL +
" <sourceRef>" + XmlDumper.replaceIllegalChars(variableRef) + "</sourceRef>" + EOL +
" <targetRef>" + XmlBPMNProcessDumper.getUniqueNodeId(endNode) + "_Input</targetRef>" + EOL +
" </dataInputAssociation>" + EOL +
" <inputSet>" + EOL +
" <dataInputRefs>" + XmlBPMNProcessDumper.getUniqueNodeId(endNode) + "_Input</dataInputRefs>" + EOL +
" </inputSet>" + EOL);
}
xmlDump.append(" <signalEventDefinition signalRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(ref) + "\"/>" + EOL);
endNode("endEvent", xmlDump);
} else if (s.startsWith(RUNTIME_SIGNAL_EVENT)) {
xmlDump.append(">" + EOL);
writeExtensionElements(endNode, xmlDump);
s = s.substring(44);
String type = s.substring(0, s.indexOf("\""));
s = s.substring(s.indexOf(",") + 2);
String variable = null;
if (!s.startsWith("null")) {
variable = s.substring(0, s.indexOf(")"));
xmlDump.append(
" <dataInput id=\"" + XmlBPMNProcessDumper.getUniqueNodeId(endNode) + "_Input\" />" + EOL +
" <dataInputAssociation>" + EOL +
" <sourceRef>" + XmlDumper.replaceIllegalChars(variable) + "</sourceRef>" + EOL +
" <targetRef>" + XmlBPMNProcessDumper.getUniqueNodeId(endNode) + "_Input</targetRef>" + EOL +
" </dataInputAssociation>" + EOL +
" <inputSet>" + EOL +
" <dataInputRefs>" + XmlBPMNProcessDumper.getUniqueNodeId(endNode) + "_Input</dataInputRefs>" + EOL +
" </inputSet>" + EOL);
}
xmlDump.append(" <signalEventDefinition signalRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(type) + "\"/>" + EOL);
endNode("endEvent", xmlDump);
} else if (s.startsWith(PROCESS_INSTANCE_SIGNAL_EVENT) && "processInstance".equals(scope)) {
xmlDump.append(">" + EOL);
writeExtensionElements(endNode, xmlDump);
s = s.substring(43);
String type = s.substring(0, s.indexOf("\""));
s = s.substring(s.indexOf(",") + 2);
String variable = null;
if (!s.startsWith("null")) {
variable = s.substring(0, s.indexOf(")"));
xmlDump.append(
" <dataInput id=\"" + XmlBPMNProcessDumper.getUniqueNodeId(endNode) + "_Input\" />" + EOL +
" <dataInputAssociation>" + EOL +
" <sourceRef>" + XmlDumper.replaceIllegalChars(variable) + "</sourceRef>" + EOL +
" <targetRef>" + XmlBPMNProcessDumper.getUniqueNodeId(endNode) + "_Input</targetRef>" + EOL +
" </dataInputAssociation>" + EOL +
" <inputSet>" + EOL +
" <dataInputRefs>" + XmlBPMNProcessDumper.getUniqueNodeId(endNode) + "_Input</dataInputRefs>" + EOL +
" </inputSet>" + EOL);
}
xmlDump.append(" <signalEventDefinition signalRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(type) + "\"/>" + EOL);
endNode("endEvent", xmlDump);
} else if (s.startsWith(PROCESS_INSTANCE_SIGNAL_EVENT)) {
xmlDump.append(">" + EOL);
writeExtensionElements(endNode, xmlDump);
int begin =(PROCESS_INSTANCE_SIGNAL_EVENT + "Compensation\", ").length()-2;
int end = s.length() - 3;
String compensationEvent = s.substring(begin, end);
String activityRef = "";
if( ! compensationEvent.startsWith(CompensationScope.IMPLICIT_COMPENSATION_PREFIX) ) {
// specific
activityRef = "activityRef=\"" + XmlBPMNProcessDumper.replaceIllegalCharsAttribute(activityRef) + "\" ";
} // else general: activityRef = "" (above)
xmlDump.append(" <compensateEventDefinition " + activityRef + "/>" + EOL);
endNode("endEvent", xmlDump);
} else {
throw new IllegalArgumentException("Unknown action " + s);
}
}
} else {
endNode(xmlDump);
}
}
}
}