| // Copyright (C) 2012 The Android Open Source Project |
| // |
| // 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.gerrit.client.rpc; |
| |
| import com.google.gwt.core.client.JavaScriptObject; |
| import com.google.gwt.user.client.rpc.AsyncCallback; |
| |
| /** Wraps a String that was returned from a JSON API. */ |
| public final class NativeString extends JavaScriptObject { |
| private static final JavaScriptObject TYPE = init(); |
| |
| private static final native JavaScriptObject init() |
| /*-{ return function(s){this.s=s} }-*/; |
| |
| static final NativeString wrap(String s) { |
| return wrap0(TYPE, s); |
| } |
| |
| private static final native NativeString wrap0(JavaScriptObject T, String s) |
| /*-{ return new T(s) }-*/; |
| |
| public final native String asString() /*-{ return this.s; }-*/; |
| private final native void set(String v) /*-{ this.s = v; }-*/; |
| |
| public static final AsyncCallback<NativeString> |
| unwrap(final AsyncCallback<String> cb) { |
| return new AsyncCallback<NativeString>() { |
| @Override |
| public void onSuccess(NativeString result) { |
| cb.onSuccess(result != null ? result.asString() : null); |
| } |
| |
| @Override |
| public void onFailure(Throwable caught) { |
| cb.onFailure(caught); |
| } |
| }; |
| } |
| |
| public static final boolean is(JavaScriptObject o) { |
| return is(TYPE, o); |
| } |
| |
| private static final native boolean is(JavaScriptObject T, JavaScriptObject o) |
| /*-{ return o instanceof T }-*/; |
| |
| protected NativeString() { |
| } |
| } |