/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
*
* Free Software Foundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.server.http;
import com.caucho.server.cluster.Server;
import com.caucho.util.CharSegment;
import com.caucho.util.FreeList;
import com.caucho.vfs.TempBuffer;
/**
* Holds the HTTP buffers for keepalive reuse. Because a request needs a
* large number of buffers, but a keepalive doesn't need those buffers,
* Resin can recycle the buffers during keepalives to keep the memory
* consumption low.
*/
public final class HttpBufferStore
{
private final byte []_logBuffer = null;//new byte[1024];
private final byte []_uri; // "/path/test.jsp/Junk?query=7"
private final char []_headerBuffer;
private final int _headerCapacity;
private final CharSegment []_headerKeys;
private final CharSegment []_headerValues;
private final TempBuffer _tempBuffer = TempBuffer.allocate();
/**
* Create a new Request. Because the actual initialization occurs with
* the start() method, this just allocates statics.
*
* @param server the parent server
*/
public HttpBufferStore(int urlLengthMax)
{
_uri = new byte[urlLengthMax];
if (TempBuffer.isSmallmem()) {
_headerBuffer = new char[4 * 1024];
_headerCapacity = 64;
}
else {
_headerBuffer = new char[16 * 1024];
_headerCapacity = 256;
}
_headerKeys = new CharSegment[_headerCapacity];
_headerValues = new CharSegment[_headerCapacity];
for (int i = 0; i < _headerCapacity; i++) {
_headerKeys[i] = new CharSegment();
_headerValues[i] = new CharSegment();
}
}
public final byte []getUriBuffer()
{
return _uri;
}
public final char []getHeaderBuffer()
{
return _headerBuffer;
}
public final int getHeaderCapacity()
{
return _headerCapacity;
}
public final CharSegment []getHeaderKeys()
{
return _headerKeys;
}
public final CharSegment []getHeaderValues()
{
return _headerValues;
}
public final TempBuffer getTempBuffer()
{
return _tempBuffer;
}
public final byte []getLogBuffer()
{
return _logBuffer;
}
@Override
public String toString()
{
return getClass().getSimpleName() + "[]";
}
}