public abstract class GenericUDFFloorCeilBase extends GenericUDF
GenericUDF.DeferredJavaObject, GenericUDF.DeferredObject
Modifier and Type | Field and Description |
---|---|
protected org.apache.hadoop.hive.serde2.io.HiveDecimalWritable |
decimalWritable |
protected org.apache.hadoop.io.LongWritable |
longWritable |
protected String |
opDisplayName |
Constructor and Description |
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GenericUDFFloorCeilBase() |
Modifier and Type | Method and Description |
---|---|
protected abstract org.apache.hadoop.io.LongWritable |
evaluate(DoubleWritable input) |
Object |
evaluate(GenericUDF.DeferredObject[] arguments)
Evaluate the GenericUDF with the arguments.
|
protected abstract org.apache.hadoop.hive.serde2.io.HiveDecimalWritable |
evaluate(org.apache.hadoop.hive.serde2.io.HiveDecimalWritable input) |
String |
getDisplayString(String[] children)
Get the String to be displayed in explain.
|
ObjectInspector |
initialize(ObjectInspector[] arguments)
Initialize this GenericUDF.
|
checkArgGroups, checkArgPrimitive, checkArgsSize, close, configure, copyToNewInstance, flip, getArgOrder, getConstantBooleanValue, getConstantIntValue, getConstantStringValue, getDateValue, getDoubleValue, getFuncName, getIntervalDayTimeValue, getIntervalYearMonthValue, getIntValue, getLongValue, getRequiredFiles, getRequiredJars, getStandardDisplayString, getStandardDisplayString, getStringValue, getTimestampValue, getUdfName, initializeAndFoldConstants, negative, obtainDateConverter, obtainDoubleConverter, obtainIntConverter, obtainLongConverter, obtainStringConverter, obtainTimestampConverter
protected String opDisplayName
protected org.apache.hadoop.io.LongWritable longWritable
protected org.apache.hadoop.hive.serde2.io.HiveDecimalWritable decimalWritable
public ObjectInspector initialize(ObjectInspector[] arguments) throws UDFArgumentException
GenericUDF
initialize
in class GenericUDF
arguments
- The ObjectInspector for the argumentsUDFArgumentException
- Thrown when arguments have wrong types, wrong length, etc.public Object evaluate(GenericUDF.DeferredObject[] arguments) throws HiveException
GenericUDF
evaluate
in class GenericUDF
arguments
- The arguments as DeferedObject, use DeferedObject.get() to get the
actual argument Object. The Objects can be inspected by the
ObjectInspectors passed in the initialize call.HiveException
protected abstract org.apache.hadoop.io.LongWritable evaluate(DoubleWritable input)
protected abstract org.apache.hadoop.hive.serde2.io.HiveDecimalWritable evaluate(org.apache.hadoop.hive.serde2.io.HiveDecimalWritable input)
public String getDisplayString(String[] children)
GenericUDF
getDisplayString
in class GenericUDF
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