org.apache.pig.builtin
Class LongMin.Initial

java.lang.Object
  org.apache.pig.EvalFunc<Tuple>
      org.apache.pig.builtin.LongMin.Initial

Enclosing class:

LongMin

public static class LongMin.Initial
extends EvalFunc<Tuple>

Field Summary

Fields inherited from class org.apache.pig.EvalFunc

log, pigLogger, reporter, returnType

Constructor Summary

LongMin.Initial()

Method Summary

Tuple

exec(Tuple input) This callback method must be implemented by all subclasses.

Methods inherited from class org.apache.pig.EvalFunc

finish, getArgToFuncMapping, getCacheFiles, getLogger, getPigLogger, getReporter, getReturnType, getSchemaName, isAsynchronous, outputSchema, progress, setPigLogger, setReporter, warn

Methods inherited from class java.lang.Object

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

Constructor Detail

LongMin.Initial

public LongMin.Initial()

Method Detail

exec

public Tuple exec(Tuple input)
           throws IOException

Description copied from class: EvalFunc

This callback method must be implemented by all subclasses. This is the method that will be invoked on every Tuple of a given dataset. Since the dataset may be divided up in a variety of ways the programmer should not make assumptions about state that is maintained between invocations of this method.

Specified by:

exec in class EvalFunc<Tuple>

Parameters:

input - the Tuple to be processed.

Returns:

result, of type T.

Throws:

IOException