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/*
 * 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.flume.channel.kafka;

import org.apache.kafka.clients.CommonClientConfigs;

public class KafkaChannelConfiguration {

  public static final String KAFKA_PREFIX = "kafka.";
  public static final String KAFKA_CONSUMER_PREFIX = KAFKA_PREFIX + "consumer.";
  public static final String KAFKA_PRODUCER_PREFIX = KAFKA_PREFIX + "producer.";
  public static final String DEFAULT_ACKS = "all";
  public static final String DEFAULT_KEY_SERIALIZER =
      "org.apache.kafka.common.serialization.StringSerializer";
  public static final String DEFAULT_VALUE_SERIAIZER =
      "org.apache.kafka.common.serialization.ByteArraySerializer";
  public static final String DEFAULT_KEY_DESERIALIZER =
      "org.apache.kafka.common.serialization.StringDeserializer";
  public static final String DEFAULT_VALUE_DESERIAIZER =
      "org.apache.kafka.common.serialization.ByteArrayDeserializer";
  public static final String TOPIC_CONFIG = KAFKA_PREFIX + "topic";
  public static final String BOOTSTRAP_SERVERS_CONFIG =
      KAFKA_PREFIX + CommonClientConfigs.BOOTSTRAP_SERVERS_CONFIG;
  public static final String DEFAULT_TOPIC = "flume-channel";
  public static final String DEFAULT_GROUP_ID = "flume";
  public static final String POLL_TIMEOUT = KAFKA_PREFIX + "pollTimeout";
  public static final long DEFAULT_POLL_TIMEOUT = 500;

  public static final String KEY_HEADER = "key";

  public static final String DEFAULT_AUTO_OFFSET_RESET = "earliest";

  public static final String PARSE_AS_FLUME_EVENT = "parseAsFlumeEvent";
  public static final boolean DEFAULT_PARSE_AS_FLUME_EVENT = true;

  public static final String PARTITION_HEADER_NAME = "partitionIdHeader";
  public static final String STATIC_PARTITION_CONF = "defaultPartitionId";

  public static final String MIGRATE_ZOOKEEPER_OFFSETS = "migrateZookeeperOffsets";
  public static final boolean DEFAULT_MIGRATE_ZOOKEEPER_OFFSETS = true;

  /*** Old Configuration Parameters ****/
  public static final String BROKER_LIST_KEY = "metadata.broker.list";
  public static final String REQUIRED_ACKS_KEY = "request.required.acks";
  public static final String BROKER_LIST_FLUME_KEY = "brokerList";
  //public static final String TOPIC = "topic";
  public static final String GROUP_ID_FLUME = "groupId";
  public static final String AUTO_COMMIT_ENABLED = "auto.commit.enable";
  public static final String ZOOKEEPER_CONNECT = "zookeeper.connect";
  public static final String ZOOKEEPER_CONNECT_FLUME_KEY = "zookeeperConnect";
  public static final String TIMEOUT = "timeout";
  public static final String DEFAULT_TIMEOUT = "100";
  public static final String CONSUMER_TIMEOUT = "consumer.timeout.ms";

  public static final String READ_SMALLEST_OFFSET = "readSmallestOffset";
  public static final boolean DEFAULT_READ_SMALLEST_OFFSET = false;
}