/*
* 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
* 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 com.caucho.hessian.io;
import java.util.logging.*;
import java.io.*;
import com.caucho.hessian.util.HessianFreeList;
/**
* Factory for creating HessianInput and HessianOutput streams.
*/
public class HessianFactory
{
public static final Logger log
= Logger.getLogger(HessianFactory.class.getName());
private SerializerFactory _serializerFactory;
private SerializerFactory _defaultSerializerFactory;
private final HessianFreeList<Hessian2Output> _freeHessian2Output
= new HessianFreeList<Hessian2Output>(32);
private final HessianFreeList<HessianOutput> _freeHessianOutput
= new HessianFreeList<HessianOutput>(32);
private final HessianFreeList<Hessian2Input> _freeHessian2Input
= new HessianFreeList<Hessian2Input>(32);
private final HessianFreeList<HessianInput> _freeHessianInput
= new HessianFreeList<HessianInput>(32);
public HessianFactory()
{
_defaultSerializerFactory = SerializerFactory.createDefault();
_serializerFactory = _defaultSerializerFactory;
}
public void setSerializerFactory(SerializerFactory factory)
{
_serializerFactory = factory;
}
public SerializerFactory getSerializerFactory()
{
// the default serializer factory cannot be modified by external
// callers
if (_serializerFactory == _defaultSerializerFactory) {
_serializerFactory = new SerializerFactory();
}
return _serializerFactory;
}
/**
* Creates a new Hessian 2.0 deserializer.
*/
public Hessian2Input createHessian2Input(InputStream is)
{
Hessian2Input in = new Hessian2Input(is);
in.setSerializerFactory(getSerializerFactory());
return in;
}
/**
* Frees a Hessian 2.0 deserializer
*/
public void freeHessian2Input(Hessian2Input in)
{
/*
if (in == null)
return;
in.free();
_freeHessian2Input.free(in);
*/
}
/**
* Creates a new Hessian 2.0 deserializer.
*/
public Hessian2StreamingInput createHessian2StreamingInput(InputStream is)
{
Hessian2StreamingInput in = new Hessian2StreamingInput(is);
in.setSerializerFactory(getSerializerFactory());
return in;
}
/**
* Frees a Hessian 2.0 deserializer
*/
public void freeHessian2StreamingInput(Hessian2StreamingInput in)
{
}
/**
* Creates a new Hessian 1.0 deserializer.
*/
public HessianInput createHessianInput(InputStream is)
{
return new HessianInput(is);
}
/**
* Creates a new Hessian 2.0 serializer.
*/
public Hessian2Output createHessian2Output(OutputStream os)
{
Hessian2Output out = _freeHessian2Output.allocate();
if (out != null)
out.init(os);
else
out = new Hessian2Output(os);
out.setSerializerFactory(getSerializerFactory());
return out;
}
/**
* Frees a Hessian 2.0 serializer
*/
public void freeHessian2Output(Hessian2Output out)
{
if (out == null)
return;
out.free();
_freeHessian2Output.free(out);
}
/**
* Creates a new Hessian 2.0 serializer.
*/
public Hessian2StreamingOutput createHessian2StreamingOutput(OutputStream os)
{
Hessian2Output out = createHessian2Output(os);
return new Hessian2StreamingOutput(out);
}
/**
* Frees a Hessian 2.0 serializer
*/
public void freeHessian2StreamingOutput(Hessian2StreamingOutput out)
{
if (out == null)
return;
freeHessian2Output(out.getHessian2Output());
}
/**
* Creates a new Hessian 1.0 serializer.
*/
public HessianOutput createHessianOutput(OutputStream os)
{
return new HessianOutput(os);
}
public OutputStream createHessian2DebugOutput(OutputStream os,
Logger log,
Level level)
{
HessianDebugOutputStream out
= new HessianDebugOutputStream(os, log, level);
out.startTop2();
return out;
}
}