source: java/installer2/src/net/oni2/aeinstaller/backend/depot/JSONHelpers.java@ 741

package net.oni2.aeinstaller.backend.depot;

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

/**
 * @author Christian Illy
 */
public class JSONHelpers {
        /**
         * Return the string associated with the given key or null if the key does
         * not exist or does not contain a string
         * 
         * @param parent
         *            Parent JSON object
         * @param key
         *            Key to look for
         * @return Contained string or null
         */
        public static String getStringOrNull(JSONObject parent, String key) {
                try {
                        Object obj = parent.get(key);
                        if (obj instanceof String)
                                return (String) obj;
                } catch (JSONException e) {
                        e.printStackTrace();
                }
                return null;
        }
}