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1   /*--------------------------------------------------------------------------
2    *  Copyright 2007 utgenome.org
3    *
4    *  Licensed under the Apache License, Version 2.0 (the "License");
5    *  you may not use this file except in compliance with the License.
6    *  You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *
10   *  Unless required by applicable law or agreed to in writing, software
11   *  distributed under the License is distributed on an "AS IS" BASIS,
12   *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *  See the License for the specific language governing permissions and
14   *  limitations under the License.
15   *--------------------------------------------------------------------------*/
16  //--------------------------------------
17  // GenomeBrowser Project
18  //
19  // TrackGroupPropertyChange.java
20  // Since: Jun 12, 2007
21  //
22  // $URL$ 
23  // $Author$
24  //--------------------------------------
25  package org.utgenome.gwt.utgb.client.track;
26  
27  import java.util.Set;
28  
29  /**
30   * Notification of TrackGroupProperty change
31   * 
32   * @author leo
33   * 
34   */
35  public interface TrackGroupPropertyChange extends TrackGroupProperty {
36  	/**
37  	 * Test whether the property of the given key has been changed
38  	 * 
39  	 * @param key
40  	 *            property key
41  	 * @return true if the property of the given key has been changed, otherwise false
42  	 */
43  	boolean contains(String key);
44  
45  	/**
46  	 * Test at least one of properties among the given key set has changed
47  	 * 
48  	 * @param keySet
49  	 *            a set of keys to test
50  	 * @return true if keySet contains a key of changed properties, otherwise false
51  	 */
52  	boolean containsOneOf(String[] keySet);
53  
54  	boolean containsOneOf(Iterable<String> keyList);
55  
56  	/**
57  	 * Get the key set of the changed property keys
58  	 * 
59  	 * @return
60  	 */
61  	Set<String> changedKeySet();
62  
63  }