edu.umn.cs.spatialHadoop.mapred

Class ShapeLineRecordReader

java.lang.Object

edu.umn.cs.spatialHadoop.mapred.SpatialRecordReader<Rectangle,Text>

edu.umn.cs.spatialHadoop.mapred.ShapeLineRecordReader

public class ShapeLineRecordReader
extends SpatialRecordReader<Rectangle,Text>

A record reader for objects of class Shape

Author:

Ahmed Eldawy

Nested Class Summary

Nested classes/interfaces inherited from class edu.umn.cs.spatialHadoop.mapred.SpatialRecordReader

SpatialRecordReader.ShapeIterator

Field Summary

Fields inherited from class edu.umn.cs.spatialHadoop.mapred.SpatialRecordReader

blockSize, blockType, buffer, cellMbr, end, lineReader, pos, start, tempLine

Constructor Summary

Constructors

Constructor and Description
ShapeLineRecordReader(CombineFileSplit split, Configuration conf, Reporter reporter, java.lang.Integer index)
ShapeLineRecordReader(Configuration job, FileSplit split)
ShapeLineRecordReader(java.io.InputStream in, long offset, long endOffset)

Method Summary

Methods

Modifier and Type	Method and Description
Rectangle	createKey()
Text	createValue()
boolean	next(Rectangle key, Text shapeLine)

Methods inherited from class edu.umn.cs.spatialHadoop.mapred.SpatialRecordReader

close, getPos, getProgress, initializeReader, nextLine, nextRTree, nextShape, nextShapeIter, nextShapes

Methods inherited from class java.lang.Object

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

Constructor Detail

ShapeLineRecordReader

public ShapeLineRecordReader(Configuration job,
                     FileSplit split)
                      throws java.io.IOException

Throws:

java.io.IOException

ShapeLineRecordReader

public ShapeLineRecordReader(CombineFileSplit split,
                     Configuration conf,
                     Reporter reporter,
                     java.lang.Integer index)
                      throws java.io.IOException

Throws:

java.io.IOException

ShapeLineRecordReader

public ShapeLineRecordReader(java.io.InputStream in,
                     long offset,
                     long endOffset)
                      throws java.io.IOException

Throws:

java.io.IOException

Method Detail

next

public boolean next(Rectangle key,
           Text shapeLine)
             throws java.io.IOException

Throws:

java.io.IOException

createKey

public Rectangle createKey()

createValue

public Text createValue()