1 files changed, 160 insertions, 0 deletions
diff --git a/src/org/apache/http/impl/conn/Wire.java b/src/org/apache/http/impl/conn/Wire.java
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+++ b/src/org/apache/http/impl/conn/Wire.java
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+/*
+ * $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 $
+ * $Revision: 653041 $
+ * $Date: 2008-05-03 03:39:28 -0700 (Sat, 03 May 2008) $
+ *
+ * ====================================================================
+ *
+ *  Licensed to the Apache Software Foundation (ASF) under one or more
+ *  contributor license agreements.  See the NOTICE file distributed with
+ *  this work for additional information regarding copyright ownership.
+ *  The ASF licenses this file to You under the Apache License, Version 2.0
+ *  (the "License"); you may not use this file except in compliance with
+ *  the License.  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation.  For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ *
+ */
+
+package org.apache.http.impl.conn;
+
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.ByteArrayInputStream;
+import org.apache.commons.logging.Log;
+
+/**
+ * Logs data to the wire LOG.
+ *
+ * @author <a href="mailto:oleg at ural.ru">Oleg Kalnichevski</a>
+ * 
+ * @since 4.0
+ */
+public class Wire {
+
+    private final Log log;
+    
+    public Wire(Log log) {
+        this.log = log;
+    }
+    
+    private void wire(String header, InputStream instream)
+      throws IOException {
+        StringBuilder buffer = new StringBuilder();
+        int ch;
+        while ((ch = instream.read()) != -1) {
+            if (ch == 13) {
+                buffer.append("[\\r]");
+            } else if (ch == 10) {
+                    buffer.append("[\\n]\"");
+                    buffer.insert(0, "\"");
+                    buffer.insert(0, header);
+                    log.debug(buffer.toString());
+                    buffer.setLength(0);
+            } else if ((ch < 32) || (ch > 127)) {
+                buffer.append("[0x");
+                buffer.append(Integer.toHexString(ch));
+                buffer.append("]");
+            } else {
+                buffer.append((char) ch);
+            }
+        } 
+        if (buffer.length() > 0) {
+            buffer.append('\"');
+            buffer.insert(0, '\"');
+            buffer.insert(0, header);
+            log.debug(buffer.toString());
+        }
+    }
+
+
+    public boolean enabled() {
+        return log.isDebugEnabled();
+    }    
+    
+    public void output(InputStream outstream)
+      throws IOException {
+        if (outstream == null) {
+            throw new IllegalArgumentException("Output may not be null"); 
+        }
+        wire(">> ", outstream);
+    }
+
+    public void input(InputStream instream)
+      throws IOException {
+        if (instream == null) {
+            throw new IllegalArgumentException("Input may not be null"); 
+        }
+        wire("<< ", instream);
+    }
+
+    public void output(byte[] b, int off, int len)
+      throws IOException {
+        if (b == null) {
+            throw new IllegalArgumentException("Output may not be null"); 
+        }
+        wire(">> ", new ByteArrayInputStream(b, off, len));
+    }
+
+    public void input(byte[] b, int off, int len)
+      throws IOException {
+        if (b == null) {
+            throw new IllegalArgumentException("Input may not be null"); 
+        }
+        wire("<< ", new ByteArrayInputStream(b, off, len));
+    }
+
+    public void output(byte[] b)
+      throws IOException {
+        if (b == null) {
+            throw new IllegalArgumentException("Output may not be null"); 
+        }
+        wire(">> ", new ByteArrayInputStream(b));
+    }
+
+    public void input(byte[] b)
+      throws IOException {
+        if (b == null) {
+            throw new IllegalArgumentException("Input may not be null"); 
+        }
+        wire("<< ", new ByteArrayInputStream(b));
+    }
+
+    public void output(int b)
+      throws IOException {
+        output(new byte[] {(byte) b});
+    }
+
+    public void input(int b)
+      throws IOException {
+        input(new byte[] {(byte) b});
+    }
+
+    public void output(final String s)
+      throws IOException {
+        if (s == null) {
+            throw new IllegalArgumentException("Output may not be null"); 
+        }
+        output(s.getBytes());
+    }
+
+    public void input(final String s)
+      throws IOException {
+        if (s == null) {
+            throw new IllegalArgumentException("Input may not be null"); 
+        }
+        input(s.getBytes());
+    }
+}