/*
* 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.rpc;
import com.google.walkaround.slob.shared.MessageException;
import com.google.walkaround.wave.client.JsUtil;
import com.google.walkaround.wave.shared.SharedConstants;
import org.waveprotocol.wave.client.common.util.JsoView;
/**
* Rpc utilities.
*
* @author danilatos@google.com (Daniel Danilatos)
*/
public final class RpcUtil {
private RpcUtil(){}
public static JsoView evalPrefixed(String data) throws MessageException {
if (!data.startsWith(SharedConstants.XSSI_PREFIX)) {
throw new MessageException("Data did not start with XSSI prefix: " + data);
}
return JsUtil.eval(data.substring(SharedConstants.XSSI_PREFIX.length()));
}
}