/**
* Copyright 2010 Intalio 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.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import org.drools.process.core.datatype.DataType;
import org.drools.process.core.datatype.impl.type.ObjectDataType;
import org.drools.xml.BaseAbstractHandler;
import org.drools.xml.ExtensibleXmlParser;
import org.drools.xml.Handler;
import org.jbpm.bpmn2.core.DataStore;
import org.jbpm.bpmn2.core.Definitions;
import org.jbpm.bpmn2.core.Escalation;
import org.jbpm.bpmn2.core.Interface;
import org.jbpm.bpmn2.core.ItemDefinition;
import org.jbpm.bpmn2.core.Message;
import org.jbpm.compiler.xml.ProcessBuildData;
import org.xml.sax.Attributes;
import org.xml.sax.SAXException;
/**
* @author <a href="mailto:atoulme@intalio.com">Antoine Toulme</a>
*/
public class DataStoreHandler extends BaseAbstractHandler implements Handler {
@SuppressWarnings("rawtypes")
public DataStoreHandler() {
if ((this.validParents == null) && (this.validPeers == null)) {
this.validParents = new HashSet<Class<?>>();
this.validParents.add(Definitions.class);
this.validPeers = new HashSet<Class<?>>();
this.validPeers.add(null);
this.validPeers.add(ItemDefinition.class);
this.validPeers.add(Message.class);
this.validPeers.add(Interface.class);
this.validPeers.add(Escalation.class);
this.validPeers.add(Error.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);
DataStore store = new DataStore();
store.setId(attrs.getValue("id"));
store.setName(attrs.getValue("name"));
final String itemSubjectRef = attrs.getValue("itemSubjectRef");
store.setItemSubjectRef(itemSubjectRef);
Map<String, ItemDefinition> itemDefinitions = (Map<String, ItemDefinition>)
((ProcessBuildData) parser.getData()).getMetaData("ItemDefinitions");
// retrieve type from item definition
//FIXME we bypass namespace resolving here. That's not a good idea
// when we start having several documents, with imports.
String localItemSubjectRef = itemSubjectRef.substring(
itemSubjectRef.indexOf(":") +1);
DataType dataType = new ObjectDataType();
if (itemDefinitions != null) {
ItemDefinition itemDefinition = itemDefinitions.get(localItemSubjectRef);
if (itemDefinition != null) {
dataType = new ObjectDataType(itemDefinition.getStructureRef());
}
}
store.setType(dataType);
Definitions parent = (Definitions) parser.getParent();
List<DataStore> dataStores = parent.getDataStores();
if (dataStores == null) {
dataStores = new ArrayList<DataStore>();
parent.setDataStores(dataStores);
}
dataStores.add(store);
return store;
}
@SuppressWarnings("unchecked")
public Object end(final String uri, final String localName,
final ExtensibleXmlParser parser) throws SAXException {
parser.endElementBuilder();
return parser.getCurrent();
}
public Class<?> generateNodeFor() {
return DataStore.class;
}
}