Mercurial > jdk8-mips64-public > jaxws / file comparison

comparison: src/share/jaxws_classes/com/sun/xml/internal/messaging/saaj/packaging/mime/internet/ContentDisposition.java

src/share/jaxws_classes/com/sun/xml/internal/messaging/saaj/packaging/mime/internet/ContentDisposition.java

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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 */
25
26 /*
27 * @(#)ContentDisposition.java 1.6 02/03/27
28 */
29
30
31
32 package com.sun.xml.internal.messaging.saaj.packaging.mime.internet;
33
34
35 /**
36 * This class represents a MIME ContentDisposition value. It provides
37 * methods to parse a ContentDisposition string into individual components
38 * and to generate a MIME style ContentDisposition string.
39 *
40 * @version 1.6, 02/03/27
41 * @author John Mani
42 */
43
44 public class ContentDisposition {
45
46 private String disposition; // disposition
47 private ParameterList list; // parameter list
48
49 /**
50 * No-arg Constructor.
51 */
52 public ContentDisposition() { }
53
54 /**
55 * Constructor.
56 *
57 * @param disposition disposition
58 * @param list ParameterList
59 * @since JavaMail 1.2
60 */
61 public ContentDisposition(String disposition, ParameterList list) {
62 this.disposition = disposition;
63 this.list = list;
64 }
65
66 /**
67 * Constructor that takes a ContentDisposition string. The String
68 * is parsed into its constituents: dispostion and parameters.
69 * A ParseException is thrown if the parse fails.
70 *
71 * @param s the ContentDisposition string.
72 * @exception ParseException if the parse fails.
73 * @since JavaMail 1.2
74 */
75 public ContentDisposition(String s) throws ParseException {
76 HeaderTokenizer h = new HeaderTokenizer(s, HeaderTokenizer.MIME);
77 HeaderTokenizer.Token tk;
78
79 // First "disposition" ..
80 tk = h.next();
81 if (tk.getType() != HeaderTokenizer.Token.ATOM)
82 throw new ParseException();
83 disposition = tk.getValue();
84
85 // Then parameters ..
86 String rem = h.getRemainder();
87 if (rem != null)
88 list = new ParameterList(rem);
89 }
90
91 /**
92 * Return the disposition value.
93 * @return the disposition
94 * @since JavaMail 1.2
95 */
96 public String getDisposition() {
97 return disposition;
98 }
99
100 /**
101 * Return the specified parameter value. Returns <code>null</code>
102 * if this parameter is absent.
103 * @return parameter value
104 * @since JavaMail 1.2
105 */
106 public String getParameter(String name) {
107 if (list == null)
108 return null;
109
110 return list.get(name);
111 }
112
113 /**
114 * Return a ParameterList object that holds all the available
115 * parameters. Returns null if no parameters are available.
116 *
117 * @return ParameterList
118 * @since JavaMail 1.2
119 */
120 public ParameterList getParameterList() {
121 return list;
122 }
123
124 /**
125 * Set the primary type. Overrides existing primary type.
126 * @param primaryType primary type
127 * @since JavaMail 1.2
128 */
129 public void setDisposition(String disposition) {
130 this.disposition = disposition;
131 }
132
133 /**
134 * Set the specified parameter. If this parameter already exists,
135 * it is replaced by this new value.
136 *
137 * @param name parameter name
138 * @param value parameter value
139 * @since JavaMail 1.2
140 */
141 public void setParameter(String name, String value) {
142 if (list == null)
143 list = new ParameterList();
144
145 list.set(name, value);
146 }
147
148 /**
149 * Set a new ParameterList.
150 * @param list ParameterList
151 * @since JavaMail 1.2
152 */
153 public void setParameterList(ParameterList list) {
154 this.list = list;
155 }
156
157 /**
158 * Retrieve a RFC2045 style string representation of
159 * this ContentDisposition. Returns <code>null</code> if
160 * the conversion failed.
161 *
162 * @return RFC2045 style string
163 * @since JavaMail 1.2
164 */
165 public String toString() {
166 if (disposition == null)
167 return null;
168
169 if (list == null)
170 return disposition;
171
172 StringBuffer sb = new StringBuffer(disposition);
173
174 // append the parameter list
175 // use the length of the string buffer + the length of
176 // the header name formatted as follows "Content-Disposition: "
177 sb.append(list.toString(sb.length() + 21));
178 return sb.toString();
179 }
180 }

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