/* 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.camunda.bpm.model.bpmn.impl.instance;
import org.camunda.bpm.model.bpmn.RelationshipDirection;
import org.camunda.bpm.model.bpmn.instance.BaseElement;
import org.camunda.bpm.model.bpmn.instance.Relationship;
import org.camunda.bpm.model.xml.ModelBuilder;
import org.camunda.bpm.model.xml.impl.instance.ModelTypeInstanceContext;
import org.camunda.bpm.model.xml.type.ModelElementTypeBuilder;
import org.camunda.bpm.model.xml.type.attribute.Attribute;
import org.camunda.bpm.model.xml.type.child.ChildElementCollection;
import org.camunda.bpm.model.xml.type.child.SequenceBuilder;
import java.util.Collection;
import static org.camunda.bpm.model.bpmn.impl.BpmnModelConstants.*;
import static org.camunda.bpm.model.xml.type.ModelElementTypeBuilder.ModelTypeInstanceProvider;
/**
* The BPMN relationship element
*
* @author Sebastian Menski
*/
public class RelationshipImpl extends BaseElementImpl implements Relationship {
protected static Attribute<String> typeAttribute;
protected static Attribute<RelationshipDirection> directionAttribute;
protected static ChildElementCollection<Source> sourceCollection;
protected static ChildElementCollection<Target> targetCollection;
public static void registerType(ModelBuilder modelBuilder) {
ModelElementTypeBuilder typeBuilder = modelBuilder.defineType(Relationship.class, BPMN_ELEMENT_RELATIONSHIP)
.namespaceUri(BPMN20_NS)
.extendsType(BaseElement.class)
.instanceProvider(new ModelTypeInstanceProvider<Relationship>() {
public Relationship newInstance(ModelTypeInstanceContext instanceContext) {
return new RelationshipImpl(instanceContext);
}
});
typeAttribute = typeBuilder.stringAttribute(BPMN_ATTRIBUTE_TYPE)
.required()
.build();
directionAttribute = typeBuilder.enumAttribute(BPMN_ATTRIBUTE_DIRECTION, RelationshipDirection.class)
.build();
SequenceBuilder sequenceBuilder = typeBuilder.sequence();
sourceCollection = sequenceBuilder.elementCollection(Source.class)
.minOccurs(1)
.build();
targetCollection = sequenceBuilder.elementCollection(Target.class)
.minOccurs(1)
.build();
typeBuilder.build();
}
public RelationshipImpl(ModelTypeInstanceContext instanceContext) {
super(instanceContext);
}
public String getType() {
return typeAttribute.getValue(this);
}
public void setType(String type) {
typeAttribute.setValue(this, type);
}
public RelationshipDirection getDirection() {
return directionAttribute.getValue(this);
}
public void setDirection(RelationshipDirection direction) {
directionAttribute.setValue(this, direction);
}
public Collection<Source> getSources() {
return sourceCollection.get(this);
}
public Collection<Target> getTargets() {
return targetCollection.get(this);
}
}