org.apache.flink.runtime.rpc.PermanentlyFencedRpcEndpoint Maven / Gradle / Ivy
/*
* 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.runtime.rpc;
import org.apache.flink.util.Preconditions;
import javax.annotation.Nullable;
import java.io.Serializable;
/**
* {@link FencedRpcEndpoint} which is fenced with a fencing token
* which is bound to the lifetime of the rpc endpoint.
*
* @param type of the fencing token.
*/
public class PermanentlyFencedRpcEndpoint extends FencedRpcEndpoint {
protected PermanentlyFencedRpcEndpoint(RpcService rpcService, String endpointId, F fencingToken) {
super(rpcService, endpointId, Preconditions.checkNotNull(fencingToken));
}
protected PermanentlyFencedRpcEndpoint(RpcService rpcService, F fencingToken) {
super(rpcService, Preconditions.checkNotNull(fencingToken));
}
@Override
protected void setFencingToken(@Nullable F newFencingToken) {
throw new UnsupportedOperationException(String.format("Cannot change the fencing token of a %s.", PermanentlyFencedRpcEndpoint.class.getSimpleName()));
}
}