| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.flink.statefun.e2e.exactlyonce; |
| |
| import org.apache.flink.statefun.e2e.exactlyonce.generated.ExactlyOnceVerification.WrappedMessage; |
| import org.apache.flink.statefun.sdk.Context; |
| import org.apache.flink.statefun.sdk.FunctionType; |
| import org.apache.flink.statefun.sdk.StatefulFunction; |
| |
| final class FnUnwrapper implements StatefulFunction { |
| |
| static final FunctionType TYPE = |
| new FunctionType("org.apache.flink.e2e.exactlyonce", "unwrapper"); |
| |
| @Override |
| public void invoke(Context context, Object input) { |
| final WrappedMessage message = requireWrappedMessage(input); |
| context.send(FnCounter.TYPE, message.getInvokeTargetId(), message); |
| } |
| |
| private static WrappedMessage requireWrappedMessage(Object input) { |
| return (WrappedMessage) input; |
| } |
| } |
