org.apache.cassandra.hadoop

Class AbstractBulkRecordWriter<K,V>

java.lang.Object

org.apache.hadoop.mapreduce.RecordWriter<K,V>

org.apache.cassandra.hadoop.AbstractBulkRecordWriter<K,V>

All Implemented Interfaces:

org.apache.hadoop.mapred.RecordWriter<K,V>

Direct Known Subclasses:

BulkRecordWriter, CqlBulkRecordWriter

public abstract class AbstractBulkRecordWriter<K,V>
extends org.apache.hadoop.mapreduce.RecordWriter<K,V>
implements org.apache.hadoop.mapred.RecordWriter<K,V>

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	AbstractBulkRecordWriter.ExternalClient
static class	AbstractBulkRecordWriter.NullOutputHandler

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	BUFFER_SIZE_IN_MB
protected int	bufferSize
protected org.apache.hadoop.conf.Configuration	conf
protected org.apache.hadoop.mapreduce.TaskAttemptContext	context
protected SSTableLoader	loader
static java.lang.String	MAX_FAILED_HOSTS
protected int	maxFailures
static java.lang.String	OUTPUT_LOCATION
protected org.apache.hadoop.util.Progressable	progress
static java.lang.String	STREAM_THROTTLE_MBITS
protected java.io.Closeable	writer

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractBulkRecordWriter(org.apache.hadoop.conf.Configuration conf)
protected	AbstractBulkRecordWriter(org.apache.hadoop.conf.Configuration conf, org.apache.hadoop.util.Progressable progress)
protected	AbstractBulkRecordWriter(org.apache.hadoop.mapreduce.TaskAttemptContext context)

Method Summary

Methods

Modifier and Type	Method and Description
void	close(org.apache.hadoop.mapred.Reporter reporter) Deprecated.
void	close(org.apache.hadoop.mapreduce.TaskAttemptContext context)
protected java.lang.String	getOutputLocation()

Methods inherited from class org.apache.hadoop.mapreduce.RecordWriter

write

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.hadoop.mapred.RecordWriter

write

Field Detail

OUTPUT_LOCATION

public static final java.lang.String OUTPUT_LOCATION

See Also:

Constant Field Values

BUFFER_SIZE_IN_MB

public static final java.lang.String BUFFER_SIZE_IN_MB

See Also:

Constant Field Values

STREAM_THROTTLE_MBITS

public static final java.lang.String STREAM_THROTTLE_MBITS

See Also:

Constant Field Values

MAX_FAILED_HOSTS

public static final java.lang.String MAX_FAILED_HOSTS

See Also:

Constant Field Values

conf

protected final org.apache.hadoop.conf.Configuration conf

maxFailures

protected final int maxFailures

bufferSize

protected final int bufferSize

writer

protected java.io.Closeable writer

loader

protected SSTableLoader loader

progress

protected org.apache.hadoop.util.Progressable progress

context

protected org.apache.hadoop.mapreduce.TaskAttemptContext context

Constructor Detail

AbstractBulkRecordWriter

protected AbstractBulkRecordWriter(org.apache.hadoop.mapreduce.TaskAttemptContext context)

AbstractBulkRecordWriter

protected AbstractBulkRecordWriter(org.apache.hadoop.conf.Configuration conf,
                        org.apache.hadoop.util.Progressable progress)

AbstractBulkRecordWriter

protected AbstractBulkRecordWriter(org.apache.hadoop.conf.Configuration conf)

Method Detail

getOutputLocation

protected java.lang.String getOutputLocation()
                                      throws java.io.IOException

Throws:

java.io.IOException

close

public void close(org.apache.hadoop.mapreduce.TaskAttemptContext context)
           throws java.io.IOException,
                  java.lang.InterruptedException

Specified by:

close in class org.apache.hadoop.mapreduce.RecordWriter<K,V>

Throws:

java.io.IOException

java.lang.InterruptedException

close

@Deprecated
public void close(org.apache.hadoop.mapred.Reporter reporter)
           throws java.io.IOException

Deprecated.

Fills the deprecated RecordWriter interface for streaming.

Specified by:

close in interface org.apache.hadoop.mapred.RecordWriter<K,V>

Throws:

java.io.IOException