edu.umd.cloud9.collection
Class XMLInputFormatOld.XMLRecordReader

java.lang.Object
  edu.umd.cloud9.collection.XMLInputFormatOld.XMLRecordReader

All Implemented Interfaces:

RecordReader<LongWritable,Text>

Enclosing class:

XMLInputFormatOld

public static class XMLInputFormatOld.XMLRecordReader
extends Object
implements RecordReader<LongWritable,Text>

Simple RecordReader for XML documents (org.apache.hadoop.mapred API). Recognizes begin-of-document and end-of-document tags only: everything between those delimiting tags is returned in a Text object.

Author:

Jimmy Lin

Constructor Summary

XMLInputFormatOld.XMLRecordReader(FileSplit split, JobConf jobConf)

Method Summary

void	close()
LongWritable	createKey()
Text	createValue()
long	getEnd()
long	getPos()
float	getProgress()
long	getStart()
boolean	next(LongWritable key, Text value)

Methods inherited from class java.lang.Object

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

Constructor Detail

XMLInputFormatOld.XMLRecordReader

public XMLInputFormatOld.XMLRecordReader(FileSplit split,
                                         JobConf jobConf)
                                  throws IOException

Throws:

IOException

Method Detail

next

public boolean next(LongWritable key,
                    Text value)
             throws IOException

Specified by:

next in interface RecordReader<LongWritable,Text>

Throws:

IOException

createKey

public LongWritable createKey()

Specified by:

createKey in interface RecordReader<LongWritable,Text>

createValue

public Text createValue()

Specified by:

createValue in interface RecordReader<LongWritable,Text>

getPos

public long getPos()
            throws IOException

Specified by:

getPos in interface RecordReader<LongWritable,Text>

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface RecordReader<LongWritable,Text>

Throws:

IOException

getProgress

public float getProgress()
                  throws IOException

Specified by:

getProgress in interface RecordReader<LongWritable,Text>

Throws:

IOException

getStart

public long getStart()

getEnd

public long getEnd()