Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/2931#discussion_r19454635
--- Diff:
streaming/src/main/scala/org/apache/spark/streaming/rdd/HDFSBackedBlockRDD.scala
---
@@ -0,0 +1,92 @@
+/*
+ * 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.rdd
+
+import scala.reflect.ClassTag
+
+import org.apache.hadoop.conf.Configuration
+
+import org.apache.spark.rdd.BlockRDD
+import org.apache.spark.storage.{BlockId, StorageLevel}
+import org.apache.spark.streaming.util.{WriteAheadLogFileSegment,
HdfsUtils, WriteAheadLogRandomReader}
+import org.apache.spark._
+
+private[streaming]
+class HDFSBackedBlockRDDPartition(
+ val blockId: BlockId,
+ val index: Int,
+ val segment: WriteAheadLogFileSegment
+ ) extends Partition
+
+private[streaming]
+class HDFSBackedBlockRDD[T: ClassTag](
+ @transient sc: SparkContext,
+ @transient hadoopConfiguration: Configuration,
+ @transient override val blockIds: Array[BlockId],
--- End diff --
i don't think u need to declare this a field. it's already a field in the
parent class and you can just use that?
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