//
//  ========================================================================
//  Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd.
//  ------------------------------------------------------------------------
//  All rights reserved. This program and the accompanying materials
//  are made available under the terms of the Eclipse Public License v1.0
//  and Apache License v2.0 which accompanies this distribution.
//
//      The Eclipse Public License is available at
//      http://www.eclipse.org/legal/epl-v10.html
//
//      The Apache License v2.0 is available at
//      http://www.opensource.org/licenses/apache2.0.php
//
//  You may elect to redistribute this code under either of these licenses.
//  ========================================================================
//


package org.eclipse.jetty.client;

import java.io.IOException;

import org.eclipse.jetty.io.Buffer;

public class HttpEventListenerWrapper implements HttpEventListener
{
    HttpEventListener _listener;
    boolean _delegatingRequests;
    boolean _delegatingResponses;
    boolean _delegationResult = true;
    private Buffer _version;
    private int _status;
    private Buffer _reason;

    public HttpEventListenerWrapper()
    {
        _listener=null;
        _delegatingRequests=false;
        _delegatingResponses=false;
    }
    
    public HttpEventListenerWrapper(HttpEventListener eventListener,boolean delegating)
    {
        _listener=eventListener;
        _delegatingRequests=delegating;
        _delegatingResponses=delegating;
    }
    
    public HttpEventListener getEventListener()
    {
        return _listener;
    }

    public void setEventListener(HttpEventListener listener)
    {
        _listener = listener;
    }

    public boolean isDelegatingRequests()
    {
        return _delegatingRequests;
    }
    
    public boolean isDelegatingResponses()
    {
        return _delegatingResponses;
    }

    public void setDelegatingRequests(boolean delegating)
    {
        _delegatingRequests = delegating;
    }
    
    public void setDelegatingResponses(boolean delegating)
    {
        _delegatingResponses = delegating;
    }
    
    public void setDelegationResult( boolean result )
    {
        _delegationResult = result;
    }
    
    public void onConnectionFailed(Throwable ex)
    {
        if (_delegatingRequests)
            _listener.onConnectionFailed(ex);
    }

    public void onException(Throwable ex)
    {
        if (_delegatingRequests||_delegatingResponses)
            _listener.onException(ex);
    }

    public void onExpire()
    {
        if (_delegatingRequests||_delegatingResponses)
            _listener.onExpire();
    }

    public void onRequestCommitted() throws IOException
    {
        if (_delegatingRequests)
            _listener.onRequestCommitted();
    }

    public void onRequestComplete() throws IOException
    {
        if (_delegatingRequests)
            _listener.onRequestComplete();
    }

    public void onResponseComplete() throws IOException
    {
        if (_delegatingResponses)
        {
            if (_delegationResult == false)
            {
                _listener.onResponseStatus(_version,_status,_reason);
            }
            _listener.onResponseComplete();
        }
    }

    public void onResponseContent(Buffer content) throws IOException
    {
        if (_delegatingResponses)
            _listener.onResponseContent(content);
    }

    public void onResponseHeader(Buffer name, Buffer value) throws IOException
    {
        if (_delegatingResponses)
            _listener.onResponseHeader(name,value);
    }

    public void onResponseHeaderComplete() throws IOException
    {
        if (_delegatingResponses)
            _listener.onResponseHeaderComplete();
    }

    public void onResponseStatus(Buffer version, int status, Buffer reason) throws IOException
    {
        if (_delegatingResponses)
        {
            _listener.onResponseStatus(version,status,reason);
        }
        else
        {
            _version = version;
            _status = status;
            _reason = reason;
        }
    }

    public void onRetry()
    {
        if (_delegatingRequests)
            _listener.onRetry();
    }
    
    
}