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/**
 * License Agreement.
 *
 *  JBoss RichFaces - Ajax4jsf Component Library
 *
 * Copyright (C) 2007  Exadel, Inc.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License version 2.1 as published by the Free Software Foundation.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301  USA
 */
package org.richfaces.json;

import java.util.Collection;
import java.util.Map;

final class JSONAccessor {
    private JSONAccessor() {
    }

    static boolean putValue(JSONObject object, String key, Object value) {
        try {
            if (value instanceof Boolean) {
                object.put(key, ((Boolean) value).booleanValue());
            } else if (value instanceof Double) {
                object.put(key, ((Double) value).doubleValue());
            } else if (value instanceof Integer) {
                object.put(key, ((Integer) value).intValue());
            } else if (value instanceof Long) {
                object.put(key, ((Long) value).longValue());
            } else if (value instanceof Collection) {
                object.put(key, (Collection) value);
            } else if (value instanceof Map) {
                object.put(key, (Map) value);
            } else {
                object.put(key, value);
            }
        } catch (JSONException e) {
            e.printStackTrace();

            return false;
        }

        // no exception - suppose it's added
        return true;
    }

    static Object unwrapValue(Object value) throws JSONException {
        if (value instanceof JSONObject) {
            return new JSONMap((JSONObject) value);
        } else if (value instanceof JSONArray) {
            return new JSONCollection((JSONArray) value);
        }

        return value;
    }

    static Object getValue(JSONObject object, String key) throws JSONException {
        return unwrapValue(object.get(key));
    }
}