public class FloatNextAfter extends EvalFunc<Float>
Math.nextAfter(double,double).
Given a tuple with two data atom it Returns the
floating-point number adjacent to the first argument in the
direction of the second argument.
value - Tuple containing float and double.float
register math.jar;
A = load 'mydata' using PigStorage() as ( float1 );
B = foreach A generate float1, math.nextAfter(float1);
Math.nextAfter(float,double),
EvalFunc.SchemaTypelog, pigLogger, reporter, returnType| Constructor and Description |
|---|
FloatNextAfter() |
| Modifier and Type | Method and Description |
|---|---|
Float |
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 Float exec(Tuple input) throws IOException
exec in class EvalFunc<Float>input - expects a tuple containing two numeric DataAtom valueoutput - returns a single numeric DataAtom value, which is
the floating-point number adjacent to the first argument in the
direction of the second argument.IOExceptionpublic 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<Float>input - Schema of the inputCopyright © 2007-2017 The Apache Software Foundation