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/*
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 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
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 * file and include the License file at packager/legal/LICENSE.txt.
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 * permission notice:
 *
 * Copyright 2004 The Apache Software Foundation
 *
 * Licensed 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
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package com.sun.grizzly.http.jk.common;

import java.io.IOException;

import com.sun.grizzly.http.jk.core.JkHandler;
import com.sun.grizzly.http.jk.core.Msg;
import com.sun.grizzly.http.jk.core.MsgContext;
import com.sun.grizzly.http.jk.core.WorkerEnv;
import com.sun.grizzly.util.buf.MessageBytes;


/** A dummy worker, will just send back a dummy response.
 *  Used for testing and tunning.
 */
public class WorkerDummy extends JkHandler
{
    public WorkerDummy()
    {
        String msg="HelloWorld";
        byte b[]=msg.getBytes();
        body.setBytes(b, 0, b.length);
    }

    /* ==================== Start/stop ==================== */

    /** Initialize the worker. After this call the worker will be
     *  ready to accept new requests.
     */
    public void init() throws IOException {
        headersMsgNote=wEnv.getNoteId( WorkerEnv.ENDPOINT_NOTE, "headerMsg" );
    }
 
    MessageBytes body=MessageBytes.newInstance();
    private int headersMsgNote;
    
    public int invoke( Msg in, MsgContext ep ) 
        throws IOException
    {
        MsgAjp msg=(MsgAjp)ep.getNote( headersMsgNote );
        if( msg==null ) {
            msg=new MsgAjp();
            ep.setNote( headersMsgNote, msg );
        }

        msg.reset();
        msg.appendByte(AjpConstants.JK_AJP13_SEND_HEADERS);
        msg.appendInt(200);
        msg.appendBytes(null);

        msg.appendInt(0);

        ep.setType( JkHandler.HANDLE_SEND_PACKET );
        ep.getSource().invoke( msg, ep );
        //         msg.dump("out:" );

        msg.reset();
        msg.appendByte( AjpConstants.JK_AJP13_SEND_BODY_CHUNK);
        msg.appendInt( body.getLength() );
        msg.appendBytes( body );

        
        ep.getSource().invoke(msg, ep);

        msg.reset();
        msg.appendByte( AjpConstants.JK_AJP13_END_RESPONSE );
        msg.appendInt( 1 );
        
        ep.getSource().invoke(msg, ep );
        return OK;
    }
    
    private static final int dL=0;
}