Mercurial Hosting > luan

annotate src/org/eclipse/jetty/server/HttpWriter.java @ 802:3428c60d7cfc

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
replace jetty jars with source
author Franklin Schmidt <fschmidt@gmail.com>
date Wed, 07 Sep 2016 21:15:48 -0600
parents
children 23ec25435b8c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
802
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
1 //
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
2 // ========================================================================
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
3 // Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd.
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
4 // ------------------------------------------------------------------------
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
5 // All rights reserved. This program and the accompanying materials
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
6 // are made available under the terms of the Eclipse Public License v1.0
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
7 // and Apache License v2.0 which accompanies this distribution.
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
8 //
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
9 // The Eclipse Public License is available at
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
10 // http://www.eclipse.org/legal/epl-v10.html
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
11 //
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
12 // The Apache License v2.0 is available at
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
13 // http://www.opensource.org/licenses/apache2.0.php
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
14 //
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
15 // You may elect to redistribute this code under either of these licenses.
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
16 // ========================================================================
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
17 //
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
18
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
19 package org.eclipse.jetty.server;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
20
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
21 import java.io.IOException;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
22 import java.io.OutputStreamWriter;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
23 import java.io.Writer;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
24
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
25 import org.eclipse.jetty.http.AbstractGenerator;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
26 import org.eclipse.jetty.util.ByteArrayOutputStream2;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
27 import org.eclipse.jetty.util.StringUtil;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
28
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
29 /** OutputWriter.
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
30 * A writer that can wrap a {@link HttpOutput} stream and provide
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
31 * character encodings.
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
32 *
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
33 * The UTF-8 encoding is done by this class and no additional
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
34 * buffers or Writers are used.
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
35 * The UTF-8 code was inspired by http://javolution.org
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
36 */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
37 public class HttpWriter extends Writer
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
38 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
39 public static final int MAX_OUTPUT_CHARS = 512;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
40
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
41 private static final int WRITE_CONV = 0;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
42 private static final int WRITE_ISO1 = 1;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
43 private static final int WRITE_UTF8 = 2;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
44
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
45 final HttpOutput _out;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
46 final AbstractGenerator _generator;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
47 int _writeMode;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
48 int _surrogate;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
49
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
50 /* ------------------------------------------------------------ */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
51 public HttpWriter(HttpOutput out)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
52 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
53 _out=out;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
54 _generator=_out._generator;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
55 _surrogate=0; // AS lastUTF16CodePoint
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
56 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
57
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
58 /* ------------------------------------------------------------ */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
59 public void setCharacterEncoding(String encoding)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
60 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
61 if (encoding == null || StringUtil.__ISO_8859_1.equalsIgnoreCase(encoding))
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
62 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
63 _writeMode = WRITE_ISO1;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
64 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
65 else if (StringUtil.__UTF8.equalsIgnoreCase(encoding))
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
66 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
67 _writeMode = WRITE_UTF8;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
68 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
69 else
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
70 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
71 _writeMode = WRITE_CONV;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
72 if (_out._characterEncoding == null || !_out._characterEncoding.equalsIgnoreCase(encoding))
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
73 _out._converter = null; // Set lazily in getConverter()
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
74 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
75
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
76 _out._characterEncoding = encoding;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
77 if (_out._bytes==null)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
78 _out._bytes = new ByteArrayOutputStream2(MAX_OUTPUT_CHARS);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
79 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
80
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
81 /* ------------------------------------------------------------ */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
82 @Override
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
83 public void close() throws IOException
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
84 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
85 _out.close();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
86 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
87
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
88 /* ------------------------------------------------------------ */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
89 @Override
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
90 public void flush() throws IOException
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
91 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
92 _out.flush();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
93 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
94
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
95 /* ------------------------------------------------------------ */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
96 @Override
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
97 public void write (String s,int offset, int length) throws IOException
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
98 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
99 while (length > MAX_OUTPUT_CHARS)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
100 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
101 write(s, offset, MAX_OUTPUT_CHARS);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
102 offset += MAX_OUTPUT_CHARS;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
103 length -= MAX_OUTPUT_CHARS;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
104 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
105
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
106 if (_out._chars==null)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
107 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
108 _out._chars = new char[MAX_OUTPUT_CHARS];
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
109 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
110 char[] chars = _out._chars;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
111 s.getChars(offset, offset + length, chars, 0);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
112 write(chars, 0, length);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
113 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
114
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
115 /* ------------------------------------------------------------ */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
116 @Override
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
117 public void write (char[] s,int offset, int length) throws IOException
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
118 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
119 HttpOutput out = _out;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
120
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
121 while (length > 0)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
122 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
123 out._bytes.reset();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
124 int chars = length>MAX_OUTPUT_CHARS?MAX_OUTPUT_CHARS:length;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
125
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
126 switch (_writeMode)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
127 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
128 case WRITE_CONV:
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
129 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
130 Writer converter=getConverter();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
131 converter.write(s, offset, chars);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
132 converter.flush();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
133 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
134 break;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
135
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
136 case WRITE_ISO1:
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
137 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
138 byte[] buffer=out._bytes.getBuf();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
139 int bytes=out._bytes.getCount();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
140
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
141 if (chars>buffer.length-bytes)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
142 chars=buffer.length-bytes;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
143
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
144 for (int i = 0; i < chars; i++)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
145 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
146 int c = s[offset+i];
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
147 buffer[bytes++]=(byte)(c<256?c:'?'); // ISO-1 and UTF-8 match for 0 - 255
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
148 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
149 if (bytes>=0)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
150 out._bytes.setCount(bytes);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
151
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
152 break;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
153 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
154
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
155 case WRITE_UTF8:
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
156 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
157 byte[] buffer=out._bytes.getBuf();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
158 int bytes=out._bytes.getCount();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
159
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
160 if (bytes+chars>buffer.length)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
161 chars=buffer.length-bytes;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
162
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
163 for (int i = 0; i < chars; i++)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
164 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
165 int code = s[offset+i];
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
166
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
167 // Do we already have a surrogate?
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
168 if(_surrogate==0)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
169 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
170 // No - is this char code a surrogate?
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
171 if(Character.isHighSurrogate((char)code))
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
172 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
173 _surrogate=code; // UCS-?
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
174 continue;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
175 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
176 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
177 // else handle a low surrogate
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
178 else if(Character.isLowSurrogate((char)code))
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
179 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
180 code = Character.toCodePoint((char)_surrogate, (char)code); // UCS-4
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
181 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
182 // else UCS-2
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
183 else
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
184 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
185 code=_surrogate; // UCS-2
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
186 _surrogate=0; // USED
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
187 i--;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
188 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
189
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
190 if ((code & 0xffffff80) == 0)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
191 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
192 // 1b
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
193 if (bytes>=buffer.length)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
194 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
195 chars=i;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
196 break;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
197 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
198 buffer[bytes++]=(byte)(code);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
199 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
200 else
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
201 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
202 if((code&0xfffff800)==0)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
203 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
204 // 2b
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
205 if (bytes+2>buffer.length)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
206 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
207 chars=i;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
208 break;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
209 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
210 buffer[bytes++]=(byte)(0xc0|(code>>6));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
211 buffer[bytes++]=(byte)(0x80|(code&0x3f));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
212 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
213 else if((code&0xffff0000)==0)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
214 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
215 // 3b
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
216 if (bytes+3>buffer.length)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
217 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
218 chars=i;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
219 break;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
220 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
221 buffer[bytes++]=(byte)(0xe0|(code>>12));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
222 buffer[bytes++]=(byte)(0x80|((code>>6)&0x3f));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
223 buffer[bytes++]=(byte)(0x80|(code&0x3f));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
224 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
225 else if((code&0xff200000)==0)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
226 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
227 // 4b
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
228 if (bytes+4>buffer.length)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
229 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
230 chars=i;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
231 break;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
232 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
233 buffer[bytes++]=(byte)(0xf0|(code>>18));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
234 buffer[bytes++]=(byte)(0x80|((code>>12)&0x3f));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
235 buffer[bytes++]=(byte)(0x80|((code>>6)&0x3f));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
236 buffer[bytes++]=(byte)(0x80|(code&0x3f));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
237 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
238 else if((code&0xf4000000)==0)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
239 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
240 // 5b
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
241 if (bytes+5>buffer.length)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
242 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
243 chars=i;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
244 break;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
245 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
246 buffer[bytes++]=(byte)(0xf8|(code>>24));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
247 buffer[bytes++]=(byte)(0x80|((code>>18)&0x3f));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
248 buffer[bytes++]=(byte)(0x80|((code>>12)&0x3f));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
249 buffer[bytes++]=(byte)(0x80|((code>>6)&0x3f));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
250 buffer[bytes++]=(byte)(0x80|(code&0x3f));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
251 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
252 else if((code&0x80000000)==0)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
253 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
254 // 6b
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
255 if (bytes+6>buffer.length)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
256 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
257 chars=i;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
258 break;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
259 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
260 buffer[bytes++]=(byte)(0xfc|(code>>30));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
261 buffer[bytes++]=(byte)(0x80|((code>>24)&0x3f));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
262 buffer[bytes++]=(byte)(0x80|((code>>18)&0x3f));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
263 buffer[bytes++]=(byte)(0x80|((code>>12)&0x3f));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
264 buffer[bytes++]=(byte)(0x80|((code>>6)&0x3f));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
265 buffer[bytes++]=(byte)(0x80|(code&0x3f));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
266 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
267 else
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
268 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
269 buffer[bytes++]=(byte)('?');
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
270 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
271
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
272 _surrogate=0; // USED
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
273
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
274 if (bytes==buffer.length)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
275 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
276 chars=i+1;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
277 break;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
278 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
279 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
280 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
281 out._bytes.setCount(bytes);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
282 break;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
283 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
284 default:
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
285 throw new IllegalStateException();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
286 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
287
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
288 out._bytes.writeTo(out);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
289 length-=chars;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
290 offset+=chars;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
291 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
292 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
293
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
294
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
295 /* ------------------------------------------------------------ */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
296 private Writer getConverter() throws IOException
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
297 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
298 if (_out._converter == null)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
299 _out._converter = new OutputStreamWriter(_out._bytes, _out._characterEncoding);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
300 return _out._converter;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
301 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
302 }