// Path: src/main/java/com/googlecode/batchfb/err/BrokenFacebookException.java
// public class BrokenFacebookException extends FacebookException {
// 	private static final long serialVersionUID = 1L;
// 	
// 	/** Make GWT happy */
// 	BrokenFacebookException() {}
// 
// 	public BrokenFacebookException(String message) {
// 		super(message);
// 	}
// }
// 
// Path: src/main/java/com/googlecode/batchfb/util/JSONUtils.java
// public class JSONUtils {
// 	
// 	/**
// 	 * Converts the object to a JSON string using the mapper
// 	 */
// 	public static String toJSON(Object value, ObjectMapper mapper) {
// 		try {
// 			return mapper.writeValueAsString(value);
// 		} catch (IOException ex) {
// 			throw new FacebookException(ex);
// 		}
// 	}
// 
// 	/**
// 	 * Parses a string into a JsonNode using the mapper
// 	 */
// 	public static JsonNode toNode(String value, ObjectMapper mapper) {
// 		try {
// 			return mapper.readTree(value);
// 		} catch (IOException ex) {
// 			throw new FacebookException(ex);
// 		}
// 	}
// }
// 
// Path: src/main/java/com/googlecode/batchfb/util/LaterWrapper.java
// public class LaterWrapper<K, V> implements Later<V>
// {
// 	private Later<K> orig;
// 	private V cached;
// 	
// 	public LaterWrapper(Later<K> orig)
// 	{
// 		this.orig = orig;
// 	}
// 
// 	@Override
// 	public V get() throws FacebookException
// 	{
// 		if (this.cached == null)
// 			this.cached = this.convert(this.orig.get());
// 		
// 		return this.cached;
// 	}
// 	
// 	/** Override this; default is just to pass through which will be unsafe if types are incompatible */
// 	@SuppressWarnings("unchecked")
// 	protected V convert(K data)
// 	{
// 		return (V)data;
// 	}
// }


import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ArrayNode;
import com.googlecode.batchfb.err.BrokenFacebookException;
import com.googlecode.batchfb.util.JSONUtils;
import com.googlecode.batchfb.util.LaterWrapper;

/*
 * Copyright (c) 2010 Jeff Schnitzer.
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package com.googlecode.batchfb.impl;


/**
 * <p>Knows how to get the JsonNode for a particular graph request out of a batchResult.
 * The batchResult must look like the result described here:
 * https://developers.facebook.com/docs/api/batch/</p>
 */
public class GraphNodeExtractor extends LaterWrapper<JsonNode, JsonNode>
{
	int index;

// Path: src/main/java/com/googlecode/batchfb/err/BrokenFacebookException.java
// public class BrokenFacebookException extends FacebookException {
// 	private static final long serialVersionUID = 1L;
// 	
// 	/** Make GWT happy */
// 	BrokenFacebookException() {}
// 
// 	public BrokenFacebookException(String message) {
// 		super(message);
// 	}
// }
// 
// Path: src/main/java/com/googlecode/batchfb/util/JSONUtils.java
// public class JSONUtils {
// 	
// 	/**
// 	 * Converts the object to a JSON string using the mapper
// 	 */
// 	public static String toJSON(Object value, ObjectMapper mapper) {
// 		try {
// 			return mapper.writeValueAsString(value);
// 		} catch (IOException ex) {
// 			throw new FacebookException(ex);
// 		}
// 	}
// 
// 	/**
// 	 * Parses a string into a JsonNode using the mapper
// 	 */
// 	public static JsonNode toNode(String value, ObjectMapper mapper) {
// 		try {
// 			return mapper.readTree(value);
// 		} catch (IOException ex) {
// 			throw new FacebookException(ex);
// 		}
// 	}
// }
// 
// Path: src/main/java/com/googlecode/batchfb/util/LaterWrapper.java
// public class LaterWrapper<K, V> implements Later<V>
// {
// 	private Later<K> orig;
// 	private V cached;
// 	
// 	public LaterWrapper(Later<K> orig)
// 	{
// 		this.orig = orig;
// 	}
// 
// 	@Override
// 	public V get() throws FacebookException
// 	{
// 		if (this.cached == null)
// 			this.cached = this.convert(this.orig.get());
// 		
// 		return this.cached;
// 	}
// 	
// 	/** Override this; default is just to pass through which will be unsafe if types are incompatible */
// 	@SuppressWarnings("unchecked")
// 	protected V convert(K data)
// 	{
// 		return (V)data;
// 	}
// }


// Path: src/main/java/com/googlecode/batchfb/impl/GraphNodeExtractor.java
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ArrayNode;
import com.googlecode.batchfb.err.BrokenFacebookException;
import com.googlecode.batchfb.util.JSONUtils;
import com.googlecode.batchfb.util.LaterWrapper;

/*
 * Copyright (c) 2010 Jeff Schnitzer.
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

package com.googlecode.batchfb.impl;


/**
 * <p>Knows how to get the JsonNode for a particular graph request out of a batchResult.
 * The batchResult must look like the result described here:
 * https://developers.facebook.com/docs/api/batch/</p>
 */
public class GraphNodeExtractor extends LaterWrapper<JsonNode, JsonNode>
{
	int index;

	ObjectMapper mapper;
