org.jbpm.bpmn2.xml.AbstractCompositeNodeHandler Maven / Gradle / Ivy
/*
* Copyright 2015 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.
*
* 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.ArrayList;
import java.util.List;
import org.jbpm.bpmn2.core.Association;
import org.jbpm.bpmn2.xml.AbstractNodeHandler;
import org.jbpm.workflow.core.Node;
import org.jbpm.workflow.core.node.CompositeNode;
import org.kie.api.definition.process.Connection;
public abstract class AbstractCompositeNodeHandler extends AbstractNodeHandler {
protected void visitConnectionsAndAssociations(Node node, StringBuilder xmlDump, int metaDataType) {
// add associations
List connections = getSubConnections((CompositeNode) node);
xmlDump.append(" " + EOL);
for (Connection connection: connections) {
XmlBPMNProcessDumper.INSTANCE.visitConnection(connection, xmlDump, metaDataType);
}
// add associations
List associations = (List) node.getMetaData().get(ProcessHandler.ASSOCIATIONS);
if( associations != null ) {
for (Association association : associations ) {
XmlBPMNProcessDumper.INSTANCE.visitAssociation(association, xmlDump);
}
}
}
protected List getSubConnections(CompositeNode compositeNode) {
List connections = new ArrayList();
for (org.kie.api.definition.process.Node subNode: compositeNode.getNodes()) {
// filter out composite start and end nodes as they can be regenerated
if (!(subNode instanceof CompositeNode.CompositeNodeEnd)) {
for (Connection connection: subNode.getIncomingConnections(Node.CONNECTION_DEFAULT_TYPE)) {
if (!(connection.getFrom() instanceof CompositeNode.CompositeNodeStart)) {
connections.add(connection);
}
}
}
}
return connections;
}
}