edu.umn.cs.spatialHadoop.mapred

Class ShapeRecordReader<S extends Shape>

java.lang.Object

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

edu.umn.cs.spatialHadoop.mapred.ShapeRecordReader<S>

public class ShapeRecordReader<S extends Shape>
extends SpatialRecordReader<Rectangle,S>

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

Method Summary

Methods

Modifier and Type	Method and Description
Rectangle	createKey()
S	createValue()
boolean	next(Rectangle key, S shape)

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

ShapeRecordReader

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

Throws:

java.io.IOException

ShapeRecordReader

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

Throws:

java.io.IOException

ShapeRecordReader

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

Throws:

java.io.IOException

Method Detail

next

public boolean next(Rectangle key,
           S shape)
             throws java.io.IOException

Throws:

java.io.IOException

createKey

public Rectangle createKey()

createValue

public S createValue()