/*******************************************************************************
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*
*******************************************************************************/
package org.apache.wink.providers.json;
import java.util.Iterator;
import org.json.JSONObject;
import org.json.JSONArray;
import org.json.JSONTokener;
import org.json.JSONException;
public class JSONUtils {
public static JSONObject objectForString(final String input) throws JSONException {
assert input != null;
JSONTokener tok = new JSONTokener(input);
return new JSONObject(tok);
}
public static boolean equals(JSONObject expected, JSONObject actual) {
return isJSONEquals(expected, actual);
}
public static boolean equals(JSONArray expected, JSONArray actual) {
return isJSONEquals(expected, actual);
}
private static boolean isJSONEquals(Object expected, Object actual) {
if (expected == actual) {
return true;
}
if (expected == null || actual == null) {
return false;
}
if (!expected.getClass().equals(actual.getClass())) {
return false;
}
if (expected instanceof JSONObject) {
JSONObject jsonExpected = (JSONObject)expected;
JSONObject jsonActual = (JSONObject)actual;
if (jsonExpected.length() != jsonActual.length()) {
return false;
}
Iterator<?> keys = jsonExpected.keys();
while (keys.hasNext()) {
String key = (String)keys.next();
if (!isJSONEquals(jsonExpected.opt(key), jsonActual.opt(key))) {
return false;
}
}
return true;
}
if (expected instanceof JSONArray) {
JSONArray jsonExpected = (JSONArray)expected;
JSONArray jsonActual = (JSONArray)actual;
if (jsonExpected.length() != jsonActual.length()) {
return false;
}
for (int i = 0; i < jsonExpected.length(); ++i) {
if (!isJSONEquals(jsonExpected.opt(i), jsonActual.opt(i))) {
return false;
}
}
return true;
}
// all other objects
return expected.equals(actual);
}
}