/*
* Copyright 2011 Google Inc. All Rights Reserved.
*
* 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.walkaround.wave.client;
import com.google.gwt.core.client.JavaScriptException;
import com.google.walkaround.slob.shared.MessageException;
import org.waveprotocol.wave.client.common.util.JsoView;
/**
* Application-independent GWT utilities.
*
* @author danilatos@google.com (Daniel Danilatos)
*/
public class JsUtil {
public static JsoView eval(String data) throws MessageException {
// TODO(danilatos): Use JSON.parse() instead of surrounding with parens
// in browsers that support it.
if (!data.startsWith("(")) {
data = "(" + data + ")";
}
try {
return evalNative(data);
} catch (JavaScriptException e) {
throw new MessageException(e);
}
}
static native JsoView evalNative(String data) throws JavaScriptException /*-{
return eval(data);
}-*/;
}