Thu, 31 Aug 2017 15:18:52 +0800
merge
1 /*
2 * Copyright (c) 1997, 2012, 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 */
26 package com.sun.xml.internal.ws.message;
28 import com.sun.xml.internal.ws.api.message.AttachmentSet;
29 import com.sun.xml.internal.ws.api.message.Attachment;
31 import java.util.ArrayList;
32 import java.util.Iterator;
34 /**
35 * Default dumb {@link AttachmentSet} implementation backed by {@link ArrayList}.
36 *
37 * <p>
38 * The assumption here is that the number of attachments are small enough to
39 * justify linear search in {@link #get(String)}.
40 *
41 * @author Kohsuke Kawaguchi
42 */
43 public final class AttachmentSetImpl implements AttachmentSet {
45 private final ArrayList<Attachment> attList = new ArrayList<Attachment>();
47 /**
48 * Creates an empty {@link AttachmentSet}.
49 */
50 public AttachmentSetImpl() {
51 }
53 /**
54 * Creates an {@link AttachmentSet} by copying contents from another.
55 */
56 public AttachmentSetImpl(Iterable<Attachment> base) {
57 for (Attachment a : base)
58 add(a);
59 }
61 public Attachment get(String contentId) {
62 for( int i=attList.size()-1; i>=0; i-- ) {
63 Attachment a = attList.get(i);
64 if(a.getContentId().equals(contentId))
65 return a;
66 }
67 return null;
68 }
70 public boolean isEmpty() {
71 return attList.isEmpty();
72 }
74 public void add(Attachment att) {
75 attList.add(att);
76 }
78 public Iterator<Attachment> iterator() {
79 return attList.iterator();
80 }
82 }