/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.oozie.tools.workflowgenerator.client.widget.control;
import org.apache.oozie.tools.workflowgenerator.client.OozieWorkflowGenerator;
import org.apache.oozie.tools.workflowgenerator.client.widget.NodeWidget;
import com.google.gwt.xml.client.Document;
import com.google.gwt.xml.client.Element;
/**
* Class for node widget of start node
*/
public class StartNodeWidget extends NodeWidget {
/**
* Constructor which records oozie workflow generator and initializes
* property table
*
* @param gen oozieWorkflowGenerator
*/
public StartNodeWidget(OozieWorkflowGenerator gen) {
super(gen, "oozie-StartNodeWidget");
}
/**
* Set a name of node widget (note that start node doesn't have name, making
* it empty to avoid exception)
*/
@Override
public void setName(String s) {
}
/**
* Update current lists of created node widgets when clicked in workflow
* design panel
*/
@Override
public void updateOnSelection() {
table.updateWidgetDropDown();
}
/**
* Generate xml elements of start node and attach them to xml doc
*/
@Override
public void generateXML(Document doc, Element root, NodeWidget next) {
Element startele = doc.createElement("start");
startele.setAttribute("to", next.getName());
root.appendChild(startele);
}
}