Package org.apache.sedona.core.formatMapper.shapefileParser.shapes

Class ShapeInputFormat

java.lang.Object

org.apache.hadoop.mapreduce.InputFormat<K,V>

org.apache.hadoop.mapreduce.lib.input.FileInputFormat<K,V>

org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat<ShapeKey,PrimitiveShape>

org.apache.sedona.core.formatMapper.shapefileParser.shapes.ShapeInputFormat

public class ShapeInputFormat
extends org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat<ShapeKey,PrimitiveShape>

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.lib.input.FileInputFormat

org.apache.hadoop.mapreduce.lib.input.FileInputFormat.Counter

Field Summary

Fields inherited from class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat

SPLIT_MINSIZE_PERNODE, SPLIT_MINSIZE_PERRACK

Fields inherited from class org.apache.hadoop.mapreduce.lib.input.FileInputFormat

DEFAULT_LIST_STATUS_NUM_THREADS, INPUT_DIR, INPUT_DIR_NONRECURSIVE_IGNORE_SUBDIRS, INPUT_DIR_RECURSIVE, LIST_STATUS_NUM_THREADS, NUM_INPUT_FILES, PATHFILTER_CLASS, SPLIT_MAXSIZE, SPLIT_MINSIZE

Constructor Summary

Constructors

Constructor	Description
ShapeInputFormat()

Method Summary

Modifier and Type	Method	Description
org.apache.hadoop.mapreduce.RecordReader<ShapeKey,PrimitiveShape>	createRecordReader(org.apache.hadoop.mapreduce.InputSplit split, org.apache.hadoop.mapreduce.TaskAttemptContext context)
List<org.apache.hadoop.mapreduce.InputSplit>	getSplits(org.apache.hadoop.mapreduce.JobContext job)
protected boolean	isSplitable(org.apache.hadoop.mapreduce.JobContext context, org.apache.hadoop.fs.Path file)	enforce isSplitable() to return false so that every getSplits() only return one InputSplit

Methods inherited from class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat

createPool, createPool, getFileBlockLocations, setMaxSplitSize, setMinSplitSizeNode, setMinSplitSizeRack

Methods inherited from class org.apache.hadoop.mapreduce.lib.input.FileInputFormat

addInputPath, addInputPathRecursively, addInputPaths, computeSplitSize, getBlockIndex, getFormatMinSplitSize, getInputDirRecursive, getInputPathFilter, getInputPaths, getMaxSplitSize, getMinSplitSize, listStatus, makeSplit, makeSplit, setInputDirRecursive, setInputPathFilter, setInputPaths, setInputPaths, setMaxInputSplitSize, setMinInputSplitSize

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ShapeInputFormat

public ShapeInputFormat()

Method Detail

createRecordReader

public org.apache.hadoop.mapreduce.RecordReader<ShapeKey,PrimitiveShape> createRecordReader(org.apache.hadoop.mapreduce.InputSplit split,
                                                                                                  org.apache.hadoop.mapreduce.TaskAttemptContext context)
                                                                                           throws IOException

Specified by:

createRecordReader in class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat<ShapeKey,PrimitiveShape>

Throws:

IOException

isSplitable

protected boolean isSplitable(org.apache.hadoop.mapreduce.JobContext context,
                              org.apache.hadoop.fs.Path file)

enforce isSplitable() to return false so that every getSplits() only return one InputSplit

Overrides:

isSplitable in class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat<ShapeKey,PrimitiveShape>

Parameters:

context -

file -

Returns:

getSplits

public List<org.apache.hadoop.mapreduce.InputSplit> getSplits(org.apache.hadoop.mapreduce.JobContext job)
                                                       throws IOException

Overrides:

getSplits in class org.apache.hadoop.mapreduce.lib.input.CombineFileInputFormat<ShapeKey,PrimitiveShape>

Throws:

IOException