// $Id: GoStateToDoActivity.java 41 2010-04-03 20:04:12Z marcusvnac $
// Copyright (c) 1996-2006 The Regents of the University of California. All
// Rights Reserved. Permission to use, copy, modify, and distribute this
// software and its documentation without fee, and without a written
// agreement is hereby granted, provided that the above copyright notice
// and this paragraph appear in all copies. This software program and
// documentation are copyrighted by The Regents of the University of
// California. The software program and documentation are supplied "AS
// IS", without any accompanying services from The Regents. The Regents
// does not warrant that the operation of the program will be
// uninterrupted or error-free. The end-user understands that the program
// was developed for research purposes and is advised not to rely
// exclusively on the program for any reason. IN NO EVENT SHALL THE
// UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
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package org.argouml.ui.explorer.rules;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
import org.argouml.i18n.Translator;
import org.argouml.model.Model;
/**
* Go rule to navigate from a state to it's do-activity. Used in the package
* perspective.
*
* @author jaap.branderhorst@xs4all.nl
* @since Dec 25, 2002
*/
public class GoStateToDoActivity extends AbstractPerspectiveRule {
/*
* @see org.argouml.ui.explorer.rules.PerspectiveRule#getChildren(java.lang.Object)
*/
public Collection getChildren(Object parent) {
if (Model.getFacade().isAState(parent)
&& Model.getFacade().getDoActivity(parent) != null) {
Collection children = new ArrayList();
children.add(Model.getFacade().getDoActivity(parent));
return children;
}
return Collections.EMPTY_SET;
}
/*
* @see org.argouml.ui.explorer.rules.PerspectiveRule#getDependencies(java.lang.Object)
*/
public Set getDependencies(Object parent) {
if (Model.getFacade().isAState(parent)) {
Set set = new HashSet();
set.add(parent);
return set;
}
return Collections.EMPTY_SET;
}
/*
* @see org.argouml.ui.explorer.rules.PerspectiveRule#getRuleName()
*/
public String getRuleName() {
return Translator.localize("misc.state.do-activity");
}
}