public abstract class AbstractGenericUDFArrayBase extends GenericUDF
GenericUDF.DeferredJavaObject, GenericUDF.DeferredObject
Modifier | Constructor and Description |
---|---|
protected |
AbstractGenericUDFArrayBase(String functionName,
int minArgCount,
int maxArgCount,
ObjectInspector.Category outputCategory) |
Modifier and Type | Method and Description |
---|---|
String |
getDisplayString(String[] children)
Get the String to be displayed in explain.
|
ObjectInspector |
initialize(ObjectInspector[] arguments)
Initialize this GenericUDF.
|
adapt, checkArgGroups, checkArgPrimitive, checkArgsSize, close, configure, copyToNewInstance, evaluate, 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 AbstractGenericUDFArrayBase(String functionName, int minArgCount, int maxArgCount, ObjectInspector.Category outputCategory)
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 String getDisplayString(String[] children)
GenericUDF
getDisplayString
in class GenericUDF
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