public class CqlRecordReader
extends org.apache.hadoop.mapreduce.RecordReader<java.lang.Long,com.datastax.driver.core.Row>
implements org.apache.hadoop.mapred.RecordReader<java.lang.Long,com.datastax.driver.core.Row>
Constructor and Description |
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CqlRecordReader() |
Modifier and Type | Method and Description |
---|---|
void |
close() |
java.lang.Long |
createKey() |
com.datastax.driver.core.Row |
createValue() |
java.lang.Long |
getCurrentKey() |
com.datastax.driver.core.Row |
getCurrentValue() |
long |
getPos() |
float |
getProgress() |
void |
initialize(org.apache.hadoop.mapreduce.InputSplit split,
org.apache.hadoop.mapreduce.TaskAttemptContext context) |
boolean |
next(java.lang.Long key,
com.datastax.driver.core.Row value) |
boolean |
nextKeyValue() |
public void initialize(org.apache.hadoop.mapreduce.InputSplit split, org.apache.hadoop.mapreduce.TaskAttemptContext context) throws java.io.IOException
initialize
in class org.apache.hadoop.mapreduce.RecordReader<java.lang.Long,com.datastax.driver.core.Row>
java.io.IOException
public void close()
close
in interface java.io.Closeable
close
in interface java.lang.AutoCloseable
close
in interface org.apache.hadoop.mapred.RecordReader<java.lang.Long,com.datastax.driver.core.Row>
close
in class org.apache.hadoop.mapreduce.RecordReader<java.lang.Long,com.datastax.driver.core.Row>
public java.lang.Long getCurrentKey()
getCurrentKey
in class org.apache.hadoop.mapreduce.RecordReader<java.lang.Long,com.datastax.driver.core.Row>
public com.datastax.driver.core.Row getCurrentValue()
getCurrentValue
in class org.apache.hadoop.mapreduce.RecordReader<java.lang.Long,com.datastax.driver.core.Row>
public float getProgress()
getProgress
in interface org.apache.hadoop.mapred.RecordReader<java.lang.Long,com.datastax.driver.core.Row>
getProgress
in class org.apache.hadoop.mapreduce.RecordReader<java.lang.Long,com.datastax.driver.core.Row>
public boolean nextKeyValue() throws java.io.IOException
nextKeyValue
in class org.apache.hadoop.mapreduce.RecordReader<java.lang.Long,com.datastax.driver.core.Row>
java.io.IOException
public boolean next(java.lang.Long key, com.datastax.driver.core.Row value) throws java.io.IOException
next
in interface org.apache.hadoop.mapred.RecordReader<java.lang.Long,com.datastax.driver.core.Row>
java.io.IOException
public long getPos() throws java.io.IOException
getPos
in interface org.apache.hadoop.mapred.RecordReader<java.lang.Long,com.datastax.driver.core.Row>
java.io.IOException
public java.lang.Long createKey()
createKey
in interface org.apache.hadoop.mapred.RecordReader<java.lang.Long,com.datastax.driver.core.Row>
public com.datastax.driver.core.Row createValue()
createValue
in interface org.apache.hadoop.mapred.RecordReader<java.lang.Long,com.datastax.driver.core.Row>
Copyright © 2014 The Apache Software Foundation