/*
* Copyright (c) 2001-2008 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
* info@caucho.com.
*
* 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 org.rzo.netty.ahessian.rpc.io;
import java.io.IOException;
import java.io.InputStream;
import java.util.HashMap;
import java.util.Map;
import org.rzo.netty.ahessian.Constants;
import org.rzo.netty.ahessian.io.InputStreamBuffer;
/**
* The Class Hessian2Input.
*/
public class Hessian2Input
extends com.caucho.hessian4.io.Hessian2Input
{
boolean _closed = false;
/**
* Instantiates a new hessian2 input.
*
* @param is the is
*/
volatile InputStreamBuffer _isb;
public Hessian2Input(InputStream is)
{
super(is);
_isb = (InputStreamBuffer) is;
}
public boolean bufferEmpty()
{
if (_isb == null)
return true;
try
{
return _isb.available() == 0 && _length <= _offset;
}
catch (IOException e)
{
Constants.ahessianLogger.warn("", e);
return true;
}
}
public void close() throws IOException
{
_closed = true;
super.close();
}
public boolean isClosed()
{
return _closed;
}
/**
* Read headers.
*
* @return the map
*/
public Map readHeaders()
{
Map result = new HashMap();
String header = null;
try
{
header = readHeader();
}
catch (IOException e)
{
Constants.ahessianLogger.warn("", e);
}
while (header != null)
{
try
{
result.put(header, readObject());
header = readHeader();
}
catch (IOException e)
{
Constants.ahessianLogger.warn("", e);
header = null;
}
}
return result;
}
public InputStream getInputStream()
{
return _isb;
}
}