| /* |
| * Copyright 2010 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.user.client.rpc; |
| |
| import java.io.Serializable; |
| import java.lang.annotation.ElementType; |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| import java.lang.annotation.Target; |
| |
| /** |
| * An interface for RPC token implementation objects included with each RPC |
| * call. RPC tokens can be used to implement XSRF protection for RPC calls. |
| */ |
| public interface RpcToken extends Serializable { |
| /** |
| * {@link RemoteService} interfaces specifying {@link RpcToken} implementation |
| * using this annotation will only have serializers for the specific class |
| * generated, as opposed to generating serializers for all {@link RpcToken} |
| * implementations. |
| */ |
| @Target(ElementType.TYPE) |
| @Retention(RetentionPolicy.RUNTIME) |
| public @interface RpcTokenImplementation { |
| String value(); |
| } |
| } |