1 /*
2  * $Header: /home/jerenkrantz/tmp/commons/commons-convert/cvs/home/cvs/jakarta-commons//httpclient/src/java/org/apache/commons/httpclient/Wire.java,v 1.9 2004/06/24 21:39:52 mbecke Exp $
3  * $Revision: 653041 $
4  * $Date: 2008-05-03 03:39:28 -0700 (Sat, 03 May 2008) $
5  *
6  * ====================================================================
7  *
8  *  Licensed to the Apache Software Foundation (ASF) under one or more
9  *  contributor license agreements.  See the NOTICE file distributed with
10  *  this work for additional information regarding copyright ownership.
11  *  The ASF licenses this file to You under the Apache License, Version 2.0
12  *  (the "License"); you may not use this file except in compliance with
13  *  the License.  You may obtain a copy of the License at
14  *
15  *      http://www.apache.org/licenses/LICENSE-2.0
16  *
17  *  Unless required by applicable law or agreed to in writing, software
18  *  distributed under the License is distributed on an "AS IS" BASIS,
19  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
20  *  See the License for the specific language governing permissions and
21  *  limitations under the License.
22  * ====================================================================
23  *
24  * This software consists of voluntary contributions made by many
25  * individuals on behalf of the Apache Software Foundation.  For more
26  * information on the Apache Software Foundation, please see
27  * <http://www.apache.org/>.
28  *
29  */
30 
31 package org.apache.http.impl.conn;
32 
33 import java.io.IOException;
34 import java.io.InputStream;
35 import java.io.ByteArrayInputStream;
36 import org.apache.commons.logging.Log;
37 
38 /**
39  * Logs data to the wire LOG.
40  *
41  * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a>
42  *
43  * @since 4.0
44  *
45  * @deprecated Please use {@link java.net.URL#openConnection} instead.
46  *     Please visit <a href="http://android-developers.blogspot.com/2011/09/androids-http-clients.html">this webpage</a>
47  *     for further details.
48  */
49 @Deprecated
50 public class Wire {
51 
52     private final Log log;
53 
Wire(Log log)54     public Wire(Log log) {
55         this.log = log;
56     }
57 
wire(String header, InputStream instream)58     private void wire(String header, InputStream instream)
59       throws IOException {
60         StringBuilder buffer = new StringBuilder();
61         int ch;
62         while ((ch = instream.read()) != -1) {
63             if (ch == 13) {
64                 buffer.append("[\\r]");
65             } else if (ch == 10) {
66                     buffer.append("[\\n]\"");
67                     buffer.insert(0, "\"");
68                     buffer.insert(0, header);
69                     log.debug(buffer.toString());
70                     buffer.setLength(0);
71             } else if ((ch < 32) || (ch > 127)) {
72                 buffer.append("[0x");
73                 buffer.append(Integer.toHexString(ch));
74                 buffer.append("]");
75             } else {
76                 buffer.append((char) ch);
77             }
78         }
79         if (buffer.length() > 0) {
80             buffer.append('\"');
81             buffer.insert(0, '\"');
82             buffer.insert(0, header);
83             log.debug(buffer.toString());
84         }
85     }
86 
87 
enabled()88     public boolean enabled() {
89         return log.isDebugEnabled();
90     }
91 
output(InputStream outstream)92     public void output(InputStream outstream)
93       throws IOException {
94         if (outstream == null) {
95             throw new IllegalArgumentException("Output may not be null");
96         }
97         wire(">> ", outstream);
98     }
99 
input(InputStream instream)100     public void input(InputStream instream)
101       throws IOException {
102         if (instream == null) {
103             throw new IllegalArgumentException("Input may not be null");
104         }
105         wire("<< ", instream);
106     }
107 
output(byte[] b, int off, int len)108     public void output(byte[] b, int off, int len)
109       throws IOException {
110         if (b == null) {
111             throw new IllegalArgumentException("Output may not be null");
112         }
113         wire(">> ", new ByteArrayInputStream(b, off, len));
114     }
115 
input(byte[] b, int off, int len)116     public void input(byte[] b, int off, int len)
117       throws IOException {
118         if (b == null) {
119             throw new IllegalArgumentException("Input may not be null");
120         }
121         wire("<< ", new ByteArrayInputStream(b, off, len));
122     }
123 
output(byte[] b)124     public void output(byte[] b)
125       throws IOException {
126         if (b == null) {
127             throw new IllegalArgumentException("Output may not be null");
128         }
129         wire(">> ", new ByteArrayInputStream(b));
130     }
131 
input(byte[] b)132     public void input(byte[] b)
133       throws IOException {
134         if (b == null) {
135             throw new IllegalArgumentException("Input may not be null");
136         }
137         wire("<< ", new ByteArrayInputStream(b));
138     }
139 
output(int b)140     public void output(int b)
141       throws IOException {
142         output(new byte[] {(byte) b});
143     }
144 
input(int b)145     public void input(int b)
146       throws IOException {
147         input(new byte[] {(byte) b});
148     }
149 
output(final String s)150     public void output(final String s)
151       throws IOException {
152         if (s == null) {
153             throw new IllegalArgumentException("Output may not be null");
154         }
155         output(s.getBytes());
156     }
157 
input(final String s)158     public void input(final String s)
159       throws IOException {
160         if (s == null) {
161             throw new IllegalArgumentException("Input may not be null");
162         }
163         input(s.getBytes());
164     }
165 }
166