org.apache.drill.exec.fn.hive

Class HiveTestUDFImpls.GenericUDFTestBase

java.lang.Object

org.apache.hadoop.hive.ql.udf.generic.GenericUDF

org.apache.drill.exec.fn.hive.HiveTestUDFImpls.GenericUDFTestBase

All Implemented Interfaces:

Closeable, AutoCloseable

Direct Known Subclasses:

HiveTestUDFImpls.GenericUDFTestBINARY, HiveTestUDFImpls.GenericUDFTestBOOLEAN, HiveTestUDFImpls.GenericUDFTestBYTE, HiveTestUDFImpls.GenericUDFTestCHAR, HiveTestUDFImpls.GenericUDFTestDATE, HiveTestUDFImpls.GenericUDFTestDECIMAL, HiveTestUDFImpls.GenericUDFTestDOUBLE, HiveTestUDFImpls.GenericUDFTestFLOAT, HiveTestUDFImpls.GenericUDFTestINT, HiveTestUDFImpls.GenericUDFTestLONG, HiveTestUDFImpls.GenericUDFTestSHORT, HiveTestUDFImpls.GenericUDFTestSTRING, HiveTestUDFImpls.GenericUDFTestTIMESTAMP, HiveTestUDFImpls.GenericUDFTestVARCHAR

Enclosing class:

HiveTestUDFImpls

public abstract static class HiveTestUDFImpls.GenericUDFTestBase
extends org.apache.hadoop.hive.ql.udf.generic.GenericUDF

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.hive.ql.udf.generic.GenericUDF

org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredJavaObject, org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredObject

Field Summary

Fields

Modifier and Type	Field and Description
protected org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector	argumentOI
protected org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector.PrimitiveCategory	inputType
protected org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector.PrimitiveCategory	outputType
protected String	udfName

Constructor Summary

Constructors

Constructor and Description
GenericUDFTestBase(String udfName, org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector.PrimitiveCategory type)
GenericUDFTestBase(String udfName, org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector.PrimitiveCategory inputType, org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector.PrimitiveCategory outputType)

Method Summary

Modifier and Type	Method and Description
Object	evaluate(org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredObject[] arguments)
String	getDisplayString(String[] children)
org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector	initialize(org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector[] arguments)

Methods inherited from class org.apache.hadoop.hive.ql.udf.generic.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

Methods inherited from class java.lang.Object

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

Field Detail

udfName

protected final String udfName

inputType

protected final org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector.PrimitiveCategory inputType

outputType

protected final org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector.PrimitiveCategory outputType

argumentOI

protected org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector argumentOI

Constructor Detail

GenericUDFTestBase

public GenericUDFTestBase(String udfName,
                          org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector.PrimitiveCategory type)

GenericUDFTestBase

public GenericUDFTestBase(String udfName,
                          org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector.PrimitiveCategory inputType,
                          org.apache.hadoop.hive.serde2.objectinspector.PrimitiveObjectInspector.PrimitiveCategory outputType)

Method Detail

initialize

public org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector initialize(org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector[] arguments)
                                                                         throws org.apache.hadoop.hive.ql.exec.UDFArgumentException

Specified by:

initialize in class org.apache.hadoop.hive.ql.udf.generic.GenericUDF

Throws:

org.apache.hadoop.hive.ql.exec.UDFArgumentException

getDisplayString

public String getDisplayString(String[] children)

Specified by:

getDisplayString in class org.apache.hadoop.hive.ql.udf.generic.GenericUDF

evaluate

public Object evaluate(org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredObject[] arguments)
                throws org.apache.hadoop.hive.ql.metadata.HiveException

Specified by:

evaluate in class org.apache.hadoop.hive.ql.udf.generic.GenericUDF

Throws:

org.apache.hadoop.hive.ql.metadata.HiveException