oracle.spatial.hadoop.vector.hive.function

Class TwoGeoFunction

java.lang.Object

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

oracle.spatial.hadoop.vector.hive.function.TwoGeoFunction

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

Direct Known Subclasses:

ST_AnyInteract, ST_Contains, ST_Distance, ST_Inside

public abstract class TwoGeoFunction
extends org.apache.hadoop.hive.ql.udf.generic.GenericUDF

Abstract class that represents a two geometries function.

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 GeometryParamHelper	geometryParamHelper1
protected GeometryParamHelper	geometryParamHelper2
protected java.util.List<org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector>	inputOIList
protected int	toleranceIndex

Constructor Summary

Constructors

Constructor and Description
TwoGeoFunction()

Method Summary

Modifier and Type	Method and Description
java.lang.Object	evaluate(org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredObject[] args)
protected abstract java.lang.Object	executeFunction(oracle.spatial.geometry.JGeometry geom1, oracle.spatial.geometry.JGeometry geom2, double tolerance)
protected abstract java.lang.String	getFunctionName()
protected abstract org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector	getReturnedObjectInspector()
org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector	initialize(org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector[] args)

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

checkArgsSize, close, configure, copyToNewInstance, flip, getDisplayString, getFuncName, getRequiredFiles, getRequiredJars, getUdfName, initializeAndFoldConstants

Methods inherited from class java.lang.Object

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

Field Detail

geometryParamHelper1

protected transient GeometryParamHelper geometryParamHelper1

geometryParamHelper2

protected transient GeometryParamHelper geometryParamHelper2

toleranceIndex

protected transient int toleranceIndex

inputOIList

protected transient java.util.List<org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector> inputOIList

Constructor Detail

TwoGeoFunction

public TwoGeoFunction()

Method Detail

initialize

public org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector initialize(org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector[] args)
                                                                         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

evaluate

public java.lang.Object evaluate(org.apache.hadoop.hive.ql.udf.generic.GenericUDF.DeferredObject[] args)
                          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

getReturnedObjectInspector

protected abstract org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector getReturnedObjectInspector()

executeFunction

protected abstract java.lang.Object executeFunction(oracle.spatial.geometry.JGeometry geom1,
                                                    oracle.spatial.geometry.JGeometry geom2,
                                                    double tolerance)

getFunctionName

protected abstract java.lang.String getFunctionName()