/*
* Copyright (c) 2008 Nanometrics Inc.
*
* 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 ca.nanometrics.gflot.client.util;
import com.google.gwt.json.client.JSONArray;
import com.google.gwt.json.client.JSONBoolean;
import com.google.gwt.json.client.JSONNull;
import com.google.gwt.json.client.JSONNumber;
import com.google.gwt.json.client.JSONObject;
import com.google.gwt.json.client.JSONString;
import com.google.gwt.json.client.JSONValue;
/**
* Wraps a JSONObject and provides write methods that accept Java primitives.
* This class is meant to be extended by client classes
*
* @author AlexanderDeleon
*/
public class JSONObjectWrapper extends JSONWrapper {
private final JSONObject m_jsonObj;
protected JSONObjectWrapper() {
m_jsonObj = new JSONObject();
}
protected JSONObjectWrapper(JSONObject jsonObj) {
m_jsonObj = jsonObj;
}
protected void put(String key, String value) {
JSONValue val = JSONNull.getInstance();
if (value != null) {
val = new JSONString(value);
}
m_jsonObj.put(key, val);
}
protected void put(String key, Number value) {
JSONValue val = JSONNull.getInstance();
if (value != null) {
val = new JSONNumber(value.doubleValue());
}
m_jsonObj.put(key, val);
}
protected void put(String key, boolean value) {
m_jsonObj.put(key, JSONBoolean.getInstance(value));
}
protected void put(String key, JSONWrapper value) {
JSONValue val = JSONNull.getInstance();
if (value != null) {
val = value.getWrappedObj();
}
m_jsonObj.put(key, val);
}
protected Double getDouble(String key) {
JSONNumber num = getNumber(key);
return num == null ? null : new Double(num.doubleValue());
}
protected Integer getInteger(String key) {
JSONNumber num = getNumber(key);
return num == null ? null : new Integer((int) num.doubleValue());
}
protected String getString(String key) {
JSONValue value = get(key);
if (value == null) {
return null;
}
JSONString str = value.isString();
return str == null ? null : str.stringValue();
}
protected JSONNumber getNumber(String key) {
JSONValue val = get(key);
if (val == null) {
return null;
}
return val.isNumber();
}
protected JSONArray getArray(String key) {
JSONValue value = get(key);
if (value == null) {
return null;
}
return value.isArray();
}
protected JSONObject getObject(String key) {
JSONValue value = get(key);
if (value == null) {
return null;
}
return value.isObject();
}
protected JSONValue get(String key) {
return getWrappedObj().get(key);
}
protected JSONObject getWrappedObj() {
return m_jsonObj;
}
public String toString() {
return m_jsonObj.toString();
}
@Override
public boolean equals(Object obj) {
if (obj == this) {
return true;
}
if (obj instanceof JSONObjectWrapper) {
return m_jsonObj.equals(((JSONObjectWrapper) obj).m_jsonObj);
}
return false;
}
@Override
public int hashCode() {
return m_jsonObj.hashCode();
}
}