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/*******************************************************************************
* Copyright (c) 2004, 2005 Donald G. Dunne and others.
�* All rights reserved. This program and the accompanying materials
�* are 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:
�*����Donald G. Dunne - initial API and implementation
�*******************************************************************************/
package org.eclipse.osee.ats.workdef.viewer.model;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.eclipse.osee.ats.api.workdef.IAtsWorkDefinition;
import org.eclipse.osee.framework.core.util.Result;
import org.eclipse.osee.framework.skynet.core.transaction.SkynetTransaction;
/**
* A container for multiple shapes. This is the "root" of the model data structure.
*
* @author Donald G. Dunne
*/
public class WorkDefinitionDiagram extends ModelElement {
/** Property ID to use when a child is added to this diagram. */
public static final String CHILD_ADDED_PROP = "WorkflowDiagram.ChildAdded";
/** Property ID to use when a child is removed from this diagram. */
public static final String CHILD_REMOVED_PROP = "WorkflowDiagram.ChildRemoved";
private final List<Shape> shapes = new ArrayList<Shape>();
private final List<Shape> deletedShapes = new ArrayList<Shape>();
private final IAtsWorkDefinition workDef;
public WorkDefinitionDiagram(IAtsWorkDefinition workDef) {
super();
this.workDef = workDef;
}
@Override
public Result doSave(SkynetTransaction transaction) {
return Result.TrueResult;
}
@Override
public Result validForSave() {
return Result.TrueResult;
}
@Override
public String toString() {
return "Work Definition: " + workDef.getName();
}
/**
* Add a shape to this diagram.
*
* @param s a non-null shape instance
* @return true, if the shape was added, false otherwise
*/
public boolean addChild(Shape s) {
if (s != null && shapes.add(s)) {
deletedShapes.remove(s);
s.setWorkflowDiagram(this);
firePropertyChange(CHILD_ADDED_PROP, null, s);
return true;
}
return false;
}
public boolean hasChild(Shape s) {
for (Object obj : shapes) {
Shape shape = (Shape) obj;
if (shape.equals(s)) {
return true;
}
}
return false;
}
/** Return a List of Shapes in this diagram. The returned List should not be modified. */
public List<Shape> getChildren() {
return shapes;
}
public Set<Connection> getConnections() {
Set<Connection> connections = new HashSet<Connection>();
for (Shape shape : getChildren()) {
connections.addAll(shape.getSourceConnections());
connections.addAll(shape.getTargetConnections());
}
return connections;
}
/**
* Remove a shape from this diagram.
*
* @param s a non-null shape instance;
* @return true, if the shape was removed, false otherwise
*/
public boolean removeChild(Shape s) {
if (s != null && shapes.remove(s)) {
deletedShapes.add(s);
firePropertyChange(CHILD_REMOVED_PROP, null, s);
return true;
}
return false;
}
/**
* @return the workFlowDefinition
*/
public IAtsWorkDefinition getWorkDefinition() {
return workDef;
}
}
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