/*
* Copyright 2005 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.drools.eclipse.flow.ruleflow.core;
import org.drools.eclipse.flow.common.editor.core.ElementConnection;
import org.drools.eclipse.flow.common.editor.core.ElementWrapper;
import org.drools.eclipse.flow.ruleflow.view.property.constraint.MilestoneConstraintPropertyDescriptor;
import org.eclipse.ui.views.properties.IPropertyDescriptor;
import org.jbpm.workflow.core.WorkflowProcess;
import org.jbpm.workflow.core.node.MilestoneNode;
/**
* Wrapper for a milestone node.
*/
public class MilestoneWrapper extends StateBasedNodeWrapper {
public static final String CONSTRAINT = "Constraint";
private static final long serialVersionUID = 510l;
public MilestoneWrapper() {
setNode(new MilestoneNode());
getMilestoneNode().setName("Event Wait");
}
protected void initDescriptors() {
super.initDescriptors();
IPropertyDescriptor[] oldDescriptors = descriptors;
descriptors = new IPropertyDescriptor[oldDescriptors.length + 3];
System.arraycopy(oldDescriptors, 0, descriptors, 0, oldDescriptors.length);
descriptors[descriptors.length - 3] = getOnEntryPropertyDescriptor();
descriptors[descriptors.length - 2] = getOnExitPropertyDescriptor();
descriptors[descriptors.length - 1] =
new MilestoneConstraintPropertyDescriptor(CONSTRAINT, "Constraint",
getMilestoneNode(), (WorkflowProcess) getParent().getProcessWrapper().getProcess());
}
public MilestoneNode getMilestoneNode() {
return (MilestoneNode) getNode();
}
public boolean acceptsIncomingConnection(ElementConnection connection, ElementWrapper source) {
return super.acceptsIncomingConnection(connection, source)
&& getIncomingConnections().isEmpty();
}
public boolean acceptsOutgoingConnection(ElementConnection connection, ElementWrapper target) {
return super.acceptsOutgoingConnection(connection, target)
&& getOutgoingConnections().isEmpty();
}
public Object getPropertyValue(Object id) {
if (CONSTRAINT.equals(id)) {
String constraint = getMilestoneNode().getConstraint();
return constraint == null ? "" : constraint;
}
return super.getPropertyValue(id);
}
public void resetPropertyValue(Object id) {
if (CONSTRAINT.equals(id)) {
getMilestoneNode().setConstraint("");
} else {
super.resetPropertyValue(id);
}
}
public void setPropertyValue(Object id, Object value) {
if (CONSTRAINT.equals(id)) {
getMilestoneNode().setConstraint((String) value);
} else {
super.setPropertyValue(id, value);
}
}
}