org.calrissian.accumulorecipes.entitystore.pig

Class EntityLoader

java.lang.Object

org.apache.pig.LoadFunc

org.calrissian.accumulorecipes.entitystore.pig.EntityLoader

All Implemented Interfaces:

Serializable

public class EntityLoader
extends org.apache.pig.LoadFunc
implements Serializable

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected TupleStoreIterator<org.calrissian.mango.domain.entity.Entity>	itr
protected org.calrissian.mango.criteria.builder.QueryBuilder	qb
protected org.calrissian.mango.types.TypeRegistry<String>	registry
static String	USAGE

Constructor Summary

Constructors

Constructor and Description
EntityLoader()
EntityLoader(String query)

Method Summary

Methods

Modifier and Type	Method and Description
org.apache.hadoop.mapreduce.InputFormat	getInputFormat()
org.apache.pig.data.Tuple	getNext()
void	prepareToRead(org.apache.hadoop.mapreduce.RecordReader recordReader, org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigSplit pigSplit)
void	setLocation(String uri, org.apache.hadoop.mapreduce.Job job)

Methods inherited from class org.apache.pig.LoadFunc

getAbsolutePath, getLoadCaster, getPathStrings, join, relativeToAbsolutePath, setUDFContextSignature

Methods inherited from class java.lang.Object

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

Field Detail

USAGE

public static final String USAGE

See Also:

Constant Field Values

itr

protected transient TupleStoreIterator<org.calrissian.mango.domain.entity.Entity> itr

registry

protected final org.calrissian.mango.types.TypeRegistry<String> registry

qb

protected final org.calrissian.mango.criteria.builder.QueryBuilder qb

Constructor Detail

EntityLoader

public EntityLoader(String query)

EntityLoader

public EntityLoader()

Method Detail

setLocation

public void setLocation(String uri,
               org.apache.hadoop.mapreduce.Job job)
                 throws IOException

Specified by:

setLocation in class org.apache.pig.LoadFunc

Throws:

IOException

getInputFormat

public org.apache.hadoop.mapreduce.InputFormat getInputFormat()
                                                       throws IOException

Specified by:

getInputFormat in class org.apache.pig.LoadFunc

Throws:

IOException

prepareToRead

public void prepareToRead(org.apache.hadoop.mapreduce.RecordReader recordReader,
                 org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.PigSplit pigSplit)
                   throws IOException

Specified by:

prepareToRead in class org.apache.pig.LoadFunc

Throws:

IOException

getNext

public org.apache.pig.data.Tuple getNext()
                                  throws IOException

Specified by:

getNext in class org.apache.pig.LoadFunc

Throws:

IOException