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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.spark.streaming.kafka
import org.apache.spark.Partition
/**
* @param topic kafka topic name
* @param partition kafka partition id
* @param fromOffset inclusive starting offset
* @param untilOffset exclusive ending offset
* @param host preferred kafka host, i.e. the leader at the time the rdd was created
* @param port preferred kafka host's port
*/
private[kafka]
class KafkaRDDPartition(
val index: Int,
val topic: String,
val partition: Int,
val fromOffset: Long,
val untilOffset: Long,
val host: String,
val port: Int
) extends Partition {
/** Number of messages this partition refers to */
def count(): Long = untilOffset - fromOffset
}
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