datafu.pig.random

Class RandomUUID

java.lang.Object

org.apache.pig.EvalFunc<java.lang.String>

datafu.pig.random.RandomUUID

@Nondeterministic
public class RandomUUID
extends org.apache.pig.EvalFunc<java.lang.String>

Generates a random UUID using java.util.UUID

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.pig.EvalFunc

org.apache.pig.EvalFunc.SchemaType

Field Summary

Fields inherited from class org.apache.pig.EvalFunc

log, pigLogger, reporter, returnType

Constructor Summary

Constructors

Constructor and Description
RandomUUID()

Method Summary

Modifier and Type	Method and Description
java.lang.String	exec(org.apache.pig.data.Tuple input)
org.apache.pig.impl.logicalLayer.schema.Schema	outputSchema(org.apache.pig.impl.logicalLayer.schema.Schema input)

Methods inherited from class org.apache.pig.EvalFunc

allowCompileTimeCalculation, finish, getArgToFuncMapping, getCacheFiles, getInputSchema, getLogger, getPigLogger, getReporter, getReturnType, getSchemaName, getSchemaType, getShipFiles, isAsynchronous, progress, setInputSchema, setPigLogger, setReporter, setUDFContextSignature, warn

Methods inherited from class java.lang.Object

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

Constructor Detail

RandomUUID

public RandomUUID()

Method Detail

exec

public java.lang.String exec(org.apache.pig.data.Tuple input)
                      throws java.io.IOException

Specified by:

exec in class org.apache.pig.EvalFunc<java.lang.String>

Throws:

java.io.IOException

outputSchema

public org.apache.pig.impl.logicalLayer.schema.Schema outputSchema(org.apache.pig.impl.logicalLayer.schema.Schema input)

Overrides:

outputSchema in class org.apache.pig.EvalFunc<java.lang.String>