/*
 * Copyright 2009 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 com.google.gwt.rpc.client.impl;

import com.google.gwt.core.client.GWT;
import com.google.gwt.user.client.rpc.impl.ClientSerializationStreamWriter;
import com.google.gwt.user.server.rpc.impl.ServerSerializationStreamWriter;

/**
 * Provides the JVM implementations for payload escaping.
 */
public class EscapeUtil {
  public static String escape(String payload) {
    if (GWT.isClient()) {
      return ClientSerializationStreamWriter.quoteString(payload);
    } else {
      String quoted = ServerSerializationStreamWriter.escapeString(payload);
      return quoted.substring(1, quoted.length() - 1);
    }
  }
}