org.apache.pig.piggybank.evaluation.string
Class INDEXOF

java.lang.Object
  extended by org.apache.pig.EvalFunc<Integer>
      extended by org.apache.pig.piggybank.evaluation.string.INDEXOF

Deprecated. Use INDEXOF

@Deprecated
public class INDEXOF
extends EvalFunc<Integer>


Field Summary
 
Fields inherited from class org.apache.pig.EvalFunc
pigLogger, reporter, returnType
 
Constructor Summary
INDEXOF()
          Deprecated.  
 
Method Summary
 Integer exec(Tuple input)
          Deprecated. Method invoked on every tuple during foreach evaluation
 Schema outputSchema(Schema input)
          Deprecated. Report the schema of the output of this UDF.
 
Methods inherited from class org.apache.pig.EvalFunc
finish, getArgToFuncMapping, getCacheFiles, getLogger, getPigLogger, getReporter, getReturnType, getSchemaName, isAsynchronous, progress, setPigLogger, setReporter, warn
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

INDEXOF

public INDEXOF()
Deprecated. 
Method Detail

exec

public Integer exec(Tuple input)
             throws IOException
Deprecated. 
Method invoked on every tuple during foreach evaluation

Specified by:
exec in class EvalFunc<Integer>
Parameters:
input - tuple; first column is assumed to have the column to convert the second column is the string we search for the third is an optional column from where to start the search
Returns:
index of first occurrence, or null in case of processing error
Throws:
IOException

outputSchema

public Schema outputSchema(Schema input)
Deprecated. 
Description copied from class: EvalFunc
Report the schema of the output of this UDF. Pig will make use of this in error checking, optimization, and planning. The schema of input data to this UDF is provided.

Overrides:
outputSchema in class EvalFunc<Integer>
Parameters:
input - Schema of the input
Returns:
Schema of the output


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