org.apache.flink.runtime.io.network.api.writer.RecordWriterBuilder 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.io.network.api.writer;
import org.apache.flink.core.io.IOReadableWritable;
/**
* Utility class to encapsulate the logic of building a {@link RecordWriter} instance.
*/
public class RecordWriterBuilder {
private ChannelSelector selector = new RoundRobinChannelSelector<>();
private long timeout = -1;
private String taskName = "test";
public RecordWriterBuilder setChannelSelector(ChannelSelector selector) {
this.selector = selector;
return this;
}
public RecordWriterBuilder setTimeout(long timeout) {
this.timeout = timeout;
return this;
}
public RecordWriterBuilder setTaskName(String taskName) {
this.taskName = taskName;
return this;
}
public RecordWriter build(ResultPartitionWriter writer) {
if (selector.isBroadcast()) {
return new BroadcastRecordWriter<>(writer, timeout, taskName);
} else {
return new ChannelSelectorRecordWriter<>(writer, selector, timeout, taskName);
}
}
}