/**
 * Copyright 2009 University of Oxford
 *
 * Written by Arno Mittelbach for the Erewhon Project
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met:
 *
 *  - Redistributions of source code must retain the above copyright notice, 
 *    this list of conditions and the following disclaimer.
 *  - 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.
 *  - Neither the name of the University of Oxford nor the names of its 
 *    contributors may be used to endorse or promote products derived from this 
 *    software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
 * AND ANY EXPRESS 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 THE COPYRIGHT OWNER OR 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.
 */
package org.oucs.gaboto.transformation.json;

import org.json.JSONException;
import org.json.XML;
import org.oucs.gaboto.entities.pool.GabotoEntityPool;
import org.oucs.gaboto.exceptions.PoolTransformationException;
import org.oucs.gaboto.transformation.kml.KMLPoolTransformer;

/**
 * Creates a representation of a KML File in JSON
 * 
 * @author Arno Mittelbach
 *
 */
public class GeoJSONPoolTransfomer extends KMLPoolTransformer {
		
		public String transform(GabotoEntityPool pool) {
			String transformed = super.transform(pool);
			
			try{
				return XML.toJSONObject(transformed.trim()).toString();
			} catch(JSONException e){
				PoolTransformationException pte = new PoolTransformationException();
				pte.initCause(e);
				throw pte;
			}
		}
}

@@ -1703,27 +1703,30 @@
 on;%0A%0Aimport 
-org
+net.sf
 .json.JSONEx
@@ -1727,39 +1727,48 @@
 JSON
-Exception;%0Aimport org.json.XML;
+;%0Aimport net.sf.json.xml.XMLSerializer;%0A
 %0Aimp
@@ -1823,71 +1823,8 @@
 ol;%0A
-import org.oucs.gaboto.exceptions.PoolTransformationException;%0A
 impo
@@ -1935,16 +1935,17 @@
  in JSON
+.
 %0A * %0A * 
@@ -2039,20 +2039,61 @@
 ormer %7B%0A
-%09%09%0A%09
+  %0A  private static XMLSerializer toJson;%0A  %0A
 %09public 
@@ -2135,18 +2135,18 @@
 ool) %7B%0A%09
-%09%09
+  
 String t
@@ -2187,19 +2187,101 @@
 ;%0A%09%09
-%09%0A%09
+JSON j = getSerializer().read(transformed.trim()); %09%0A    return j.toString(1);%0A    /*%0A
 %09%09try%7B%0A
-%09
 %09%09%09r
@@ -2335,17 +2335,16 @@
 ring();%0A
-%09
 %09%09%7D catc
@@ -2366,17 +2366,16 @@
  e)%7B%0A%09%09%09
-%09
 PoolTran
@@ -2438,17 +2438,16 @@
 n();%0A%09%09%09
-%09
 pte.init
@@ -2459,17 +2459,16 @@
 (e);%0A%09%09%09
-%09
 throw pt
@@ -2476,12 +2476,136 @@
 ;%0A%09%09
-%09
 %7D%0A%09
+%09*/%0A%09%7D%0A%09private XMLSerializer getSerializer() %7B %0A%09  if (toJson == null)%0A%09    toJson = new XMLSerializer();%0A%09  return toJson;%0A
 %09%7D%0A%7D

Use json-lib