public class DoubleNextup extends EvalFunc<Double>
Math.nextUp(double).
Given a single data atom it return the floating-point value
adjacent to input in the direction of positive infinity
value - Double.Double
register math.jar;
A = load 'mydata' using PigStorage() as ( float1 );
B = foreach A generate float1, math.NEXTUP(float1);
Math.nextUp(double),
EvalFunc.SchemaTypelog, pigLogger, reporter, returnType| Constructor and Description |
|---|
DoubleNextup() |
| Modifier and Type | Method and Description |
|---|---|
Double |
exec(Tuple input)
java level API
|
Schema |
outputSchema(Schema input)
Report the schema of the output of this UDF.
|
allowCompileTimeCalculation, finish, getArgToFuncMapping, getCacheFiles, getInputSchema, getLoadCaster, getLogger, getPigLogger, getReporter, getReturnType, getSchemaName, getSchemaType, getShipFiles, isAsynchronous, needEndOfAllInputProcessing, progress, setEndOfAllInput, setInputSchema, setPigLogger, setReporter, setUDFContextSignature, warnpublic Double exec(Tuple input) throws IOException
exec in class EvalFunc<Double>input - expects a single numeric valueoutput - returns a single numeric value, nextup value of the argumentIOExceptionpublic Schema outputSchema(Schema input)
EvalFunc
The default implementation interprets the OutputSchema annotation,
if one is present. Otherwise, it returns null (no known output schema).
outputSchema in class EvalFunc<Double>input - Schema of the inputCopyright © 2007-2017 The Apache Software Foundation