com.google.gwt.query.client.js.JsMap Maven / Gradle / Ivy
/*
* Copyright 2011, The gwtquery team.
*
* 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 com.google.gwt.query.client.js;
import com.google.gwt.core.client.JavaScriptObject;
/**
* Lightweight JSO backed implemented of a Map, using Object.hashCode() as key.
*/
final public class JsMap extends JavaScriptObject {
protected JsMap() {
}
private JsCache c() {
return cast();
}
@SuppressWarnings("unchecked")
public T get(int hashCode) {
return (T)c().get(hashCode);
}
public T get(S key) {
return get(key.hashCode());
}
public void put(S key, T val) {
c().put(key.hashCode(), val);
}
public T remove(S key){
T old = get(key);
c().delete(key.hashCode());
return old;
}
public T remove(int key){
T old = get(key);
c().delete(key);
return old;
}
public final String[] keys() {
return c().keys();
}
public static JsMap create() {
return createObject().cast();
}
}