KafkaConfig.java

/**
 * 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
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * 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.storm.kafka;

import java.io.Serializable;

import org.apache.storm.spout.MultiScheme;
import org.apache.storm.spout.RawMultiScheme;

import kafka.api.FetchRequest;

public class KafkaConfig implements Serializable {
  private static final long serialVersionUID = 5276718734571623855L;

  public final BrokerHosts hosts;
  public final String topic;
  public final String clientId;

  public int fetchSizeBytes = 1024 * 1024;
  public int socketTimeoutMs = 10000;
  public int fetchMaxWait = 100;
  public int bufferSizeBytes = 1024 * 1024;
  public MultiScheme scheme = new RawMultiScheme();
  public boolean ignoreZkOffsets = false;
  public long startOffsetTime = kafka.api.OffsetRequest.EarliestTime();
  public long maxOffsetBehind = Long.MAX_VALUE;
  public boolean useStartOffsetTimeIfOffsetOutOfRange = true;
  public int metricsTimeBucketSizeInSecs = 60;
  public int minFetchByte = FetchRequest.DefaultMinBytes();

  public KafkaConfig(BrokerHosts hosts, String topic) {
    this(hosts, topic, kafka.api.OffsetRequest.DefaultClientId());
  }

  public KafkaConfig(BrokerHosts hosts, String topic, String clientId) {
    this.hosts = hosts;
    this.topic = topic;
    this.clientId = clientId;
  }

}