1 /*
2 * Copyright 2000-2004 Sun Microsystems, Inc. All Rights Reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. Sun designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Sun in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 */
25
26 package java.awt.datatransfer;
27
28 import java.util.List;
29
30
31 /**
32 * A FlavorMap which relaxes the traditional 1-to-1 restriction of a Map. A
33 * flavor is permitted to map to any number of natives, and likewise a native
34 * is permitted to map to any number of flavors. FlavorTables need not be
35 * symmetric, but typically are.
36 *
37 * @author David Mendenhall
38 *
39 * @since 1.4
40 */
41 public interface FlavorTable extends FlavorMap {
42
43 /**
44 * Returns a <code>List</code> of <code>String</code> natives to which the
45 * specified <code>DataFlavor</code> corresponds. The <code>List</code>
46 * will be sorted from best native to worst. That is, the first native will
47 * best reflect data in the specified flavor to the underlying native
48 * platform. The returned <code>List</code> is a modifiable copy of this
49 * <code>FlavorTable</code>'s internal data. Client code is free to modify
50 * the <code>List</code> without affecting this object.
51 *
52 * @param flav the <code>DataFlavor</code> whose corresponding natives
53 * should be returned. If <code>null</code> is specified, all
54 * natives currently known to this <code>FlavorTable</code> are
55 * returned in a non-deterministic order.
56 * @return a <code>java.util.List</code> of <code>java.lang.String</code>
57 * objects which are platform-specific representations of platform-
58 * specific data formats
59 */
60 List<String> getNativesForFlavor(DataFlavor flav);
61
62 /**
63 * Returns a <code>List</code> of <code>DataFlavor</code>s to which the
64 * specified <code>String</code> corresponds. The <code>List</code> will be
65 * sorted from best <code>DataFlavor</code> to worst. That is, the first
66 * <code>DataFlavor</code> will best reflect data in the specified
67 * native to a Java application. The returned <code>List</code> is a
68 * modifiable copy of this <code>FlavorTable</code>'s internal data.
69 * Client code is free to modify the <code>List</code> without affecting
70 * this object.
71 *
72 * @param nat the native whose corresponding <code>DataFlavor</code>s
73 * should be returned. If <code>null</code> is specified, all
74 * <code>DataFlavor</code>s currently known to this
75 * <code>FlavorTable</code> are returned in a non-deterministic
76 * order.
77 * @return a <code>java.util.List</code> of <code>DataFlavor</code>
78 * objects into which platform-specific data in the specified,
79 * platform-specific native can be translated
80 */
81 List<DataFlavor> getFlavorsForNative(String nat);
82 }
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