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// ========================================================================
// Copyright (c) 2004-2009 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.util.ajax;

import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.util.Arrays;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;

import org.eclipse.jetty.util.ajax.JSON.Output;

/* ------------------------------------------------------------ */
/**
 * Convert an Object to JSON using reflection on getters methods.
 * 
 * 
 *
 */
public class JSONObjectConvertor implements JSON.Convertor
{
    private boolean _fromJSON;
    private Set _excluded=null;

    public JSONObjectConvertor()
    {
        _fromJSON=false;
    }
    
    public JSONObjectConvertor(boolean fromJSON)
    {
        _fromJSON=fromJSON;
    }
    
    /* ------------------------------------------------------------ */
    /**
     * @param fromJSON
     * @param excluded An array of field names to exclude from the conversion
     */
    public JSONObjectConvertor(boolean fromJSON,String[] excluded)
    {
        _fromJSON=fromJSON;
        if (excluded!=null)
            _excluded=new HashSet(Arrays.asList(excluded));
    }

    public Object fromJSON(Map map)
    {
        if (_fromJSON)
            throw new UnsupportedOperationException();
        return map;
    }

    public void toJSON(Object obj, Output out)
    {
        try
        {
            Class c=obj.getClass();

            if (_fromJSON)
                out.addClass(obj.getClass());

            Method[] methods = obj.getClass().getMethods();

            for (int i=0;i




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