elemental.js.json.JsJsonNumber Maven / Gradle / Ivy
/*
* Copyright 2010 Google Inc.
*
* Licensed 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 elemental.js.json;
import elemental.json.JsonNumber;
/**
* Client-side 'zero overhead' JSO implementation using extension method
* technique.
*/
final public class JsJsonNumber extends JsJsonValue
implements JsonNumber {
public static JsonNumber create(double number) {
return createProd(number);
}
/*
* MAGIC: primitive number cast to object interface.
*/
private static native JsJsonNumber createProd(double number) /*-{
// box for DevMode, not ProdMode
return @com.google.gwt.core.client.GWT::isScript()() ? number : Object(number);
}-*/;
protected JsJsonNumber() {
}
public double getNumber() {
return valueProd();
}
private native double valueProd() /*-{
return @elemental.js.json.JsJsonValue::debox(Lelemental/json/JsonValue;)(this);
}-*/;
}