org.jbpm.bpmn2.xml.OperationHandler Maven / Gradle / Ivy
/**
* Copyright 2010 JBoss Inc
*
* 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.HashSet;
import org.drools.core.xml.BaseAbstractHandler;
import org.drools.core.xml.ExtensibleXmlParser;
import org.drools.core.xml.Handler;
import org.jbpm.bpmn2.core.Interface;
import org.jbpm.bpmn2.core.Interface.Operation;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
public class OperationHandler extends BaseAbstractHandler implements Handler {
@SuppressWarnings("unchecked")
public OperationHandler() {
if ((this.validParents == null) && (this.validPeers == null)) {
this.validParents = new HashSet();
this.validParents.add(Interface.class);
this.validPeers = new HashSet();
this.validPeers.add(null);
this.validPeers.add(Operation.class);
this.allowNesting = false;
}
}
public Object start(final String uri, final String localName,
final Attributes attrs, final ExtensibleXmlParser parser)
throws SAXException {
parser.startElementBuilder(localName, attrs);
String id = attrs.getValue("id");
String name = attrs.getValue("name");
String implRef = attrs.getValue("implementationRef");
Interface i = (Interface) parser.getParent();
Operation operation = i.addOperation(id, name);
if (implRef != null) {
operation.setImplementationRef(implRef);
}
return operation;
}
public Object end(final String uri, final String localName,
final ExtensibleXmlParser parser) throws SAXException {
parser.endElementBuilder();
return parser.getCurrent();
}
public Class generateNodeFor() {
return Operation.class;
}
}