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

Class ShapeFileReader

java.lang.Object

org.apache.hadoop.mapreduce.RecordReader<ShapeKey,ShpRecord>

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

All Implemented Interfaces:

Closeable, AutoCloseable

public class ShapeFileReader
extends org.apache.hadoop.mapreduce.RecordReader<ShapeKey,ShpRecord>

Constructor Summary

Constructors

Constructor	Description
ShapeFileReader()	empty constructor
ShapeFileReader(int[] indexes)	constructor with index

Method Summary

Modifier and Type	Method	Description
void	close()
ShapeKey	getCurrentKey()
ShpRecord	getCurrentValue()
float	getProgress()
void	initialize(org.apache.hadoop.fs.FSDataInputStream stream)
void	initialize(org.apache.hadoop.mapreduce.InputSplit split, org.apache.hadoop.mapreduce.TaskAttemptContext context)
boolean	nextKeyValue()

Methods inherited from class java.lang.Object

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

Constructor Details

ShapeFileReader

public ShapeFileReader()

empty constructor

ShapeFileReader

public ShapeFileReader(int[] indexes)

constructor with index

Parameters:

indexes - offsets of records in the .shp file

Method Details

initialize

public void initialize(org.apache.hadoop.mapreduce.InputSplit split,
 org.apache.hadoop.mapreduce.TaskAttemptContext context)
                throws IOException,
InterruptedException

Specified by:

initialize in class org.apache.hadoop.mapreduce.RecordReader<ShapeKey,ShpRecord>

Throws:

IOException

InterruptedException

initialize

public void initialize(org.apache.hadoop.fs.FSDataInputStream stream)
                throws IOException

Throws:

IOException

nextKeyValue

public boolean nextKeyValue()
                     throws IOException

Specified by:

nextKeyValue in class org.apache.hadoop.mapreduce.RecordReader<ShapeKey,ShpRecord>

Throws:

IOException

getCurrentKey

public ShapeKey getCurrentKey()

Specified by:

getCurrentKey in class org.apache.hadoop.mapreduce.RecordReader<ShapeKey,ShpRecord>

getCurrentValue

public ShpRecord getCurrentValue()

Specified by:

getCurrentValue in class org.apache.hadoop.mapreduce.RecordReader<ShapeKey,ShpRecord>

getProgress

public float getProgress()

Specified by:

getProgress in class org.apache.hadoop.mapreduce.RecordReader<ShapeKey,ShpRecord>

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in class org.apache.hadoop.mapreduce.RecordReader<ShapeKey,ShpRecord>

Throws:

IOException