/*******************************************************************************
* Copyright (c) 2008 Red Hat, Inc.
* Distributed under license by Red Hat, Inc. All rights reserved.
* This program is made available under the terms of the
* Eclipse Public License v1.0 which accompanies this distribution,
* and is available at http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.jboss.tools.smooks.graphical.editors;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.zest.core.viewers.IGraphEntityContentProvider;
import org.jboss.tools.smooks.graphical.editors.process.ProcessType;
import org.jboss.tools.smooks.graphical.editors.process.TaskType;
/**
* @author Dart
*
*/
public class ProcessGraphContentProvider implements IGraphEntityContentProvider {
private void collectTasks(List<Object> list, TaskType task) {
list.add(task);
List<?> tasks = task.getTask();
for (Iterator<?> iterator = tasks.iterator(); iterator.hasNext();) {
TaskType t = (TaskType) iterator.next();
collectTasks(list, t);
}
}
private void collectObjects(List<Object> list, ProcessType process) {
List<?> tasks = process.getTask();
for (Iterator<?> iterator = tasks.iterator(); iterator.hasNext();) {
TaskType t = (TaskType) iterator.next();
collectTasks(list, t);
}
}
public Object[] getElements(Object arg0) {
List<Object> list = new ArrayList<Object>();
if (arg0 instanceof ProcessType) {
collectObjects(list, (ProcessType) arg0);
}
return list.toArray();
}
/*
* (non-Javadoc)
*
* @see org.eclipse.jface.viewers.IContentProvider#dispose()
*/
public void dispose() {
// TODO Auto-generated method stub
}
/*
* (non-Javadoc)
*
* @see
* org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface
* .viewers.Viewer, java.lang.Object, java.lang.Object)
*/
public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
}
/*
* (non-Javadoc)
*
* @see
* org.eclipse.zest.core.viewers.IGraphEntityContentProvider#getConnectedTo
* (java.lang.Object)
*/
public Object[] getConnectedTo(Object arg0) {
if (arg0 instanceof TaskType) {
return ((TaskType) arg0).getTask().toArray();
}
return new Object[] {};
}
}