com.google.gwt.emul.java.util.InternalJsMap Maven / Gradle / Ivy
/*
* Copyright 2015 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 java.util;
import javaemul.internal.JsUtils;
import jsinterop.annotations.JsOverlay;
import jsinterop.annotations.JsPackage;
import jsinterop.annotations.JsType;
// TODO(goktug): These classes should be interfaces with defender methods instead.
@JsType(isNative = true, name = "Object", namespace = JsPackage.GLOBAL)
class InternalJsMap {
@JsType(isNative = true, name = "Object", namespace = JsPackage.GLOBAL)
static class Iterator {
public native IteratorEntry next();
}
@JsType(isNative = true, name = "Object", namespace = JsPackage.GLOBAL)
static class IteratorEntry {
private Object[] value;
public boolean done;
@JsOverlay
public final String getKey() { return JsUtils.unsafeCastToString(value[0]); }
@JsOverlay
public final V getValue() { return (V) value[1]; }
}
public native V get(int key);
public native V get(String key);
public native void set(int key, V value);
public native void set(String key, V value);
@JsOverlay
public final void delete(int key) { JsHelper.delete(this, key); }
@JsOverlay
public final void delete(String key) { JsHelper.delete(this, key); }
public native Iterator entries();
// Calls to delete are via brackets to be compatible with old browsers where delete is keyword.
private static class JsHelper {
static native void delete(InternalJsMap obj, int key) /*-{ obj["delete"](key); }-*/;
static native void delete(InternalJsMap obj, String key) /*-{ obj["delete"](key); }-*/;
}
}