From 443f5e1bbcf9ec55e5ce6e4f738a002a47818100 Mon Sep 17 00:00:00 2001 From: CodingCat Date: Tue, 17 Jun 2014 12:17:48 -0700 Subject: [PATCH] SPARK-2038: rename "conf" parameters in the saveAsHadoop functions to distinguish with SparkConf object https://issues.apache.org/jira/browse/SPARK-2038 Author: CodingCat Closes #1087 from CodingCat/SPARK-2038 and squashes the following commits: 763975f [CodingCat] style fix d91288d [CodingCat] rename "conf" parameters in the saveAsHadoop functions --- .../apache/spark/rdd/PairRDDFunctions.scala | 49 ++++++++++--------- 1 file changed, 25 insertions(+), 24 deletions(-) diff --git a/core/src/main/scala/org/apache/spark/rdd/PairRDDFunctions.scala b/core/src/main/scala/org/apache/spark/rdd/PairRDDFunctions.scala index fe36c80e0b..bff77b4ecb 100644 --- a/core/src/main/scala/org/apache/spark/rdd/PairRDDFunctions.scala +++ b/core/src/main/scala/org/apache/spark/rdd/PairRDDFunctions.scala @@ -719,9 +719,9 @@ class PairRDDFunctions[K, V](self: RDD[(K, V)]) keyClass: Class[_], valueClass: Class[_], outputFormatClass: Class[_ <: NewOutputFormat[_, _]], - conf: Configuration = self.context.hadoopConfiguration) + hadoopConf: Configuration = self.context.hadoopConfiguration) { - val job = new NewAPIHadoopJob(conf) + val job = new NewAPIHadoopJob(hadoopConf) job.setOutputKeyClass(keyClass) job.setOutputValueClass(valueClass) job.setOutputFormatClass(outputFormatClass) @@ -752,24 +752,25 @@ class PairRDDFunctions[K, V](self: RDD[(K, V)]) keyClass: Class[_], valueClass: Class[_], outputFormatClass: Class[_ <: OutputFormat[_, _]], - conf: JobConf = new JobConf(self.context.hadoopConfiguration), + hadoopConf: JobConf = new JobConf(self.context.hadoopConfiguration), codec: Option[Class[_ <: CompressionCodec]] = None) { - conf.setOutputKeyClass(keyClass) - conf.setOutputValueClass(valueClass) + hadoopConf.setOutputKeyClass(keyClass) + hadoopConf.setOutputValueClass(valueClass) // Doesn't work in Scala 2.9 due to what may be a generics bug // TODO: Should we uncomment this for Scala 2.10? // conf.setOutputFormat(outputFormatClass) - conf.set("mapred.output.format.class", outputFormatClass.getName) + hadoopConf.set("mapred.output.format.class", outputFormatClass.getName) for (c <- codec) { - conf.setCompressMapOutput(true) - conf.set("mapred.output.compress", "true") - conf.setMapOutputCompressorClass(c) - conf.set("mapred.output.compression.codec", c.getCanonicalName) - conf.set("mapred.output.compression.type", CompressionType.BLOCK.toString) + hadoopConf.setCompressMapOutput(true) + hadoopConf.set("mapred.output.compress", "true") + hadoopConf.setMapOutputCompressorClass(c) + hadoopConf.set("mapred.output.compression.codec", c.getCanonicalName) + hadoopConf.set("mapred.output.compression.type", CompressionType.BLOCK.toString) } - conf.setOutputCommitter(classOf[FileOutputCommitter]) - FileOutputFormat.setOutputPath(conf, SparkHadoopWriter.createPathFromString(path, conf)) - saveAsHadoopDataset(conf) + hadoopConf.setOutputCommitter(classOf[FileOutputCommitter]) + FileOutputFormat.setOutputPath(hadoopConf, + SparkHadoopWriter.createPathFromString(path, hadoopConf)) + saveAsHadoopDataset(hadoopConf) } /** @@ -778,8 +779,8 @@ class PairRDDFunctions[K, V](self: RDD[(K, V)]) * output paths required (e.g. a table name to write to) in the same way as it would be * configured for a Hadoop MapReduce job. */ - def saveAsNewAPIHadoopDataset(conf: Configuration) { - val job = new NewAPIHadoopJob(conf) + def saveAsNewAPIHadoopDataset(hadoopConf: Configuration) { + val job = new NewAPIHadoopJob(hadoopConf) val formatter = new SimpleDateFormat("yyyyMMddHHmm") val jobtrackerID = formatter.format(new Date()) val stageId = self.id @@ -835,10 +836,10 @@ class PairRDDFunctions[K, V](self: RDD[(K, V)]) * (e.g. a table name to write to) in the same way as it would be configured for a Hadoop * MapReduce job. */ - def saveAsHadoopDataset(conf: JobConf) { - val outputFormatInstance = conf.getOutputFormat - val keyClass = conf.getOutputKeyClass - val valueClass = conf.getOutputValueClass + def saveAsHadoopDataset(hadoopConf: JobConf) { + val outputFormatInstance = hadoopConf.getOutputFormat + val keyClass = hadoopConf.getOutputKeyClass + val valueClass = hadoopConf.getOutputValueClass if (outputFormatInstance == null) { throw new SparkException("Output format class not set") } @@ -848,18 +849,18 @@ class PairRDDFunctions[K, V](self: RDD[(K, V)]) if (valueClass == null) { throw new SparkException("Output value class not set") } - SparkHadoopUtil.get.addCredentials(conf) + SparkHadoopUtil.get.addCredentials(hadoopConf) logDebug("Saving as hadoop file of type (" + keyClass.getSimpleName + ", " + valueClass.getSimpleName + ")") if (self.conf.getBoolean("spark.hadoop.validateOutputSpecs", true)) { // FileOutputFormat ignores the filesystem parameter - val ignoredFs = FileSystem.get(conf) - conf.getOutputFormat.checkOutputSpecs(ignoredFs, conf) + val ignoredFs = FileSystem.get(hadoopConf) + hadoopConf.getOutputFormat.checkOutputSpecs(ignoredFs, hadoopConf) } - val writer = new SparkHadoopWriter(conf) + val writer = new SparkHadoopWriter(hadoopConf) writer.preSetup() def writeToFile(context: TaskContext, iter: Iterator[(K, V)]) {