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Java > Open Source Codes > org > apache > commons > collections > primitives > adapters > FloatListList


1 /*
2  * Licensed to the Apache Software Foundation (ASF) under one or more
3  * contributor license agreements. See the NOTICE file distributed with
4  * this work for additional information regarding copyright ownership.
5  * The ASF licenses this file to You under the Apache License, Version 2.0
6  * (the "License"); you may not use this file except in compliance with
7  * the License. You may obtain a copy of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS,
13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  * See the License for the specific language governing permissions and
15  * limitations under the License.
16  */
17 package org.apache.commons.collections.primitives.adapters;
18
19 import java.io.Serializable JavaDoc;
20 import java.util.List JavaDoc;
21
22 import org.apache.commons.collections.primitives.FloatList;
23
24 /**
25  * Adapts an {@link FloatList FloatList} to the
26  * {@link List List} interface.
27  * <p />
28  * This implementation delegates most methods
29  * to the provided {@link FloatList FloatList}
30  * implementation in the "obvious" way.
31  *
32  * @since Commons Primitives 0.1
33  * @version $Revision: 480462 $ $Date: 2006-11-29 00:15:00 -0800 (Wed, 29 Nov 2006) $
34  * @author Rodney Waldhoff
35  */
36 final public class FloatListList extends AbstractFloatListList implements Serializable JavaDoc {
37     
38     /**
39      * Create a {@link List List} wrapping
40      * the specified {@link FloatList FloatList}. When
41      * the given <i>list</i> is <code>null</code>,
42      * returns <code>null</code>.
43      *
44      * @param list the (possibly <code>null</code>)
45      * {@link FloatList FloatList} to wrap
46      * @return a {@link List List} wrapping the given
47      * <i>list</i>, or <code>null</code> when <i>list</i> is
48      * <code>null</code>.
49      */
50     public static List JavaDoc wrap(FloatList list) {
51         if(null == list) {
52             return null;
53         } else if(list instanceof Serializable JavaDoc) {
54             return new FloatListList(list);
55         } else {
56             return new NonSerializableFloatListList(list);
57         }
58     }
59     
60     /**
61      * Creates a {@link List List} wrapping
62      * the specified {@link FloatList FloatList}.
63      * @see #wrap
64      */
65     public FloatListList(FloatList list) {
66         _list = list;
67     }
68     
69     protected FloatList getFloatList() {
70         return _list;
71     }
72     
73     private FloatList _list = null;
74 }
75
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