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/*
* Copyright (c) 2001-2004 Caucho Technology, Inc. All rights reserved.
*
* The Apache Software License, Version 1.1
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowlegement:
* "This product includes software developed by the
* Caucho Technology (http://www.caucho.com/)."
* Alternately, this acknowlegement may appear in the software itself,
* if and wherever such third-party acknowlegements normally appear.
*
* 4. The names "Hessian", "Resin", and "Caucho" must not be used to
* endorse or promote products derived from this software without prior
* written permission. For written permission, please contact
* [email protected].
*
* 5. Products derived from this software may not be called "Resin"
* nor may "Resin" appear in their names without prior written
* permission of Caucho Technology.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL CAUCHO TECHNOLOGY OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
* OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* @author Scott Ferguson
*/
package com.alibaba.com.caucho.hessian.io;
import java.io.IOException;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.io.Writer;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* Debugging output stream for Hessian requests.
*/
public class HessianDebugOutputStream extends OutputStream {
private OutputStream _os;
private HessianDebugState _state;
/**
* Creates an uninitialized Hessian input stream.
*/
public HessianDebugOutputStream(OutputStream os, PrintWriter dbg) {
_os = os;
_state = new HessianDebugState(dbg);
}
/**
* Creates an uninitialized Hessian input stream.
*/
public HessianDebugOutputStream(OutputStream os, Logger log, Level level) {
this(os, new PrintWriter(new LogWriter(log, level)));
}
public void startTop2() {
_state.startTop2();
}
/**
* Writes a character.
*/
@Override
public void write(int ch)
throws IOException {
ch = ch & 0xff;
_os.write(ch);
_state.next(ch);
}
@Override
public void flush()
throws IOException {
_os.flush();
}
/**
* closes the stream.
*/
@Override
public void close()
throws IOException {
OutputStream os = _os;
_os = null;
if (os != null)
os.close();
_state.println();
}
static class LogWriter extends Writer {
private Logger _log;
private Level _level;
private StringBuilder _sb = new StringBuilder();
LogWriter(Logger log, Level level) {
_log = log;
_level = level;
}
public void write(char ch) {
if (ch == '\n' && _sb.length() > 0) {
_log.log(_level, _sb.toString());
_sb.setLength(0);
} else
_sb.append((char) ch);
}
@Override
public void write(char[] buffer, int offset, int length) {
for (int i = 0; i < length; i++) {
char ch = buffer[offset + i];
if (ch == '\n' && _sb.length() > 0) {
_log.log(_level, _sb.toString());
_sb.setLength(0);
} else
_sb.append((char) ch);
}
}
@Override
public void flush() {
}
@Override
public void close() {
}
}
}