All Classes
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All Classes Class Summary Exception Summary Class Description GuaguaFailTaskRuntimeException FailTaskRuntimeException which is used to fail hadoop mapper task.GuaguaInputFormat GuaguaInputFormatis used to determine how many mappers in guagua MapReduce job.GuaguaInputSplit InputSplitimplementation in guagua for Hadoop MapReduce job.GuaguaInputSplit Deprecated. useGuaguaInputSplitGuaguaLineRecordReader A reader read HDFS file line by line.GuaguaLineRecordReader Deprecated. GuaguaMapper<MASTER_RESULT extends ml.shifu.guagua.io.Bytable,WORKER_RESULT extends ml.shifu.guagua.io.Bytable> GuaguaMapperis the Hadoop Mapper implementation for both guagua master and guagua workers.GuaguaMapReduceClient GuaguaMapReduceClientis the entry point for guagua mapreduce implementation application.GuaguaMapReduceConstants Constants in guagua mapreduce.GuaguaMRRecordReader GuaguaMRRecordReaderis used as a mock for mapreduce reader interface, not real reading data.GuaguaMRUnitDriver<MASTER_RESULT extends ml.shifu.guagua.io.Bytable,WORKER_RESULT extends ml.shifu.guagua.io.Bytable> GuaguaMRUnitDriveris used to run in-memory guagua application by using hadoop MapReduce splits.GuaguaMRUnitDriver<MASTER_RESULT extends ml.shifu.guagua.io.Bytable,WORKER_RESULT extends ml.shifu.guagua.io.Bytable> Deprecated. GuaguaOptionsParser Copy from hadoop GenericOptionsParser and extend it.GuaguaOptionsParser Deprecated. GuaguaOutputCommitter This output committer doesn't do anything, meant for the case where output isn't desired, or as a base for not using FileOutputCommitter.GuaguaOutputFormat This is for internal use only.GuaguaRecordWriter We don't useGuaguaRecordWriterbut hadoop MapReduce needs it.GuaguaSequenceAsBinaryRecordReader A reader read HDFS sequence file key by key.GuaguaSequenceAsBinaryRecordReader Deprecated. GuaguaSequenceAsTextRecordReader A reader read HDFS sequence file key by key.GuaguaSequenceAsTextRecordReader Deprecated. GuaguaSequenceRecordReader<KEY extends org.apache.hadoop.io.Writable,VALUE extends org.apache.hadoop.io.Writable> A reader read HDFS sequence file key by key.GuaguaSequenceRecordReader<KEY extends org.apache.hadoop.io.Writable,VALUE extends org.apache.hadoop.io.Writable> Deprecated. GuaguaWritableAdapter<W extends org.apache.hadoop.io.Writable> GuaguaWritableAdapteris used to adapt hadoop io toBytableinterface.GuaguaWritableAdapter<W extends org.apache.hadoop.io.Writable> Deprecated. GuaguaWritableSerializer<RESULT extends ml.shifu.guagua.io.Bytable> GuaguaWritableSerializeris to provide the functionality to support use hadoop writable interface.GuaguaWritableSerializer<RESULT extends ml.shifu.guagua.io.Bytable> Deprecated. HDPUtils For HortonWorks HDP 2.2.4 two issues not caomptible with other hadoop 2.x versions.ZooKeeperMasterInterceptor<MASTER_RESULT extends ml.shifu.guagua.io.Bytable,WORKER_RESULT extends ml.shifu.guagua.io.Bytable> To start zookeeper instance in cluster environment.ZooKeeperWorkerInterceptor<MASTER_RESULT extends ml.shifu.guagua.io.Bytable,WORKER_RESULT extends ml.shifu.guagua.io.Bytable> Follow withZooKeeperMasterInterceptor,ZooKeeperWorkerInterceptoris used to read zookeeper server info from hdfs file.