org.collectionspace.chain.util.misc.JSON.java Source code

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Here is the source code for org.collectionspace.chain.util.misc.JSON.java

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/* Copyright 2010 University of Cambridge
 * Licensed under the Educational Community License (ECL), Version 2.0. You may not use this file except in 
 * compliance with this License.
 *
 * You may obtain a copy of the ECL 2.0 License at https://source.collectionspace.org/collection-space/LICENSE.txt
 */
package org.collectionspace.chain.util.misc;

import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

import org.json.JSONArray;
import org.json.JSONException;
import org.json.JSONObject;

/** Some useful utilities to help us with org.json.
 * 
 */
public class JSON {
    @SuppressWarnings("unchecked")
    public static Object clone(Object in) throws JSONException {
        if (in instanceof JSONObject) {
            JSONObject out = new JSONObject();
            Iterator ks = ((JSONObject) in).keys();
            while (ks.hasNext()) {
                String k = (String) ks.next();
                out.put(k, clone(((JSONObject) in).get(k)));
            }
            return out;
        } else if (in instanceof JSONArray) {
            JSONArray out = new JSONArray();
            int len = ((JSONArray) in).length();
            for (int i = 0; i < len; i++)
                out.put(clone(((JSONArray) in).get(i)));
            return out;
        } else {
            return in;
        }
    }

    @SuppressWarnings("unchecked")
    public static Map<String, String> stringObjectToMap(JSONObject in) throws JSONException {
        Map<String, String> out = new HashMap<String, String>();
        Iterator ks = in.keys();
        while (ks.hasNext()) {
            String k = (String) ks.next();
            out.put(k, in.getString(k));
        }
        return out;
    }
}