spark JavaReceiverInputDStream 源码
spark JavaReceiverInputDStream 代码
文件路径：/streaming/src/main/scala/org/apache/spark/streaming/api/java/JavaReceiverInputDStream.scala
/*
* 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.api.java
import scala.language.implicitConversions
import scala.reflect.ClassTag
import org.apache.spark.streaming.dstream.ReceiverInputDStream
/**
* A Java-friendly interface to [[org.apache.spark.streaming.dstream.ReceiverInputDStream]], the
* abstract class for defining any input stream that receives data over the network.
*/
class JavaReceiverInputDStream[T](val receiverInputDStream: ReceiverInputDStream[T])
(implicit override val classTag: ClassTag[T]) extends JavaInputDStream[T](receiverInputDStream) {
}
object JavaReceiverInputDStream {
/**
* Convert a scala [[org.apache.spark.streaming.dstream.ReceiverInputDStream]] to a Java-friendly
* [[org.apache.spark.streaming.api.java.JavaReceiverInputDStream]].
*/
implicit def fromReceiverInputDStream[T: ClassTag](
receiverInputDStream: ReceiverInputDStream[T]): JavaReceiverInputDStream[T] = {
new JavaReceiverInputDStream[T](receiverInputDStream)
}
}
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