src/share/jaxws_classes/com/sun/xml/internal/ws/api/model/wsdl/WSDLExtensible.java

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1 /*
2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. 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. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package com.sun.xml.internal.ws.api.model.wsdl;
27
28 /**
29 * Interface that represents WSDL concepts that
30 * can have extensions.
31 *
32 * @author Vivek Pandey
33 * @author Kohsuke Kawaguchi
34 */
35 public interface WSDLExtensible extends WSDLObject {
36 /**
37 * Gets all the {@link WSDLExtension}s
38 * added through {@link #addExtension(WSDLExtension)}.
39 *
40 * @return
41 * never null.
42 */
43 Iterable<WSDLExtension> getExtensions();
44
45 /**
46 * Gets all the extensions that is assignable to the given type.
47 *
48 * <p>
49 * This allows clients to find specific extensions in a type-safe
50 * and convenient way.
51 *
52 * @param type
53 * The type of the extension to obtain. Must not be null.
54 *
55 * @return
56 * Can be an empty fromjava.collection but never null.
57 */
58 <T extends WSDLExtension> Iterable<T> getExtensions(Class<T> type);
59
60 /**
61 * Gets the extension that is assignable to the given type.
62 *
63 * <p>
64 * This is just a convenient version that does
65 *
66 * <pre>
67 * Iterator itr = getExtensions(type);
68 * if(itr.hasNext()) return itr.next();
69 * else return null;
70 * </pre>
71 *
72 * @return
73 * null if the extension was not found.
74 */
75 <T extends WSDLExtension> T getExtension(Class<T> type);
76
77 /**
78 * Adds a new {@link WSDLExtension}
79 * to this object.
80 *
81 * @param extension
82 * must not be null.
83 */
84 void addExtension(WSDLExtension extension);
85 }

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