org.apache.spark.sql.hive

Class HiveSimpleUdf

Object

org.apache.spark.sql.catalyst.trees.TreeNode<org.apache.spark.sql.catalyst.expressions.Expression>

org.apache.spark.sql.catalyst.expressions.Expression

org.apache.spark.sql.hive.HiveSimpleUdf

All Implemented Interfaces:

java.io.Serializable, Logging, HiveInspectors, scala.Equals, scala.Product

public class HiveSimpleUdf
extends org.apache.spark.sql.catalyst.expressions.Expression
implements HiveInspectors, Logging, scala.Product, scala.Serializable

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.spark.sql.hive.HiveInspectors

HiveInspectors.typeInfoConversions

Constructor Summary

Constructors

Constructor and Description
HiveSimpleUdf(HiveFunctionWrapper funcWrapper, scala.collection.Seq<org.apache.spark.sql.catalyst.expressions.Expression> children)

Method Summary

Methods

Modifier and Type	Method and Description
scala.collection.Seq<org.apache.spark.sql.catalyst.expressions.Expression>	children()
org.apache.spark.sql.types.DataType	dataType()
Object	eval(org.apache.spark.sql.Row input)
boolean	foldable()
org.apache.hadoop.hive.ql.exec.UDF	function()
HiveFunctionWrapper	funcWrapper()
boolean	nullable()
org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector	returnInspector()
String	toString()

Methods inherited from class org.apache.spark.sql.catalyst.expressions.Expression

childrenResolved, eval$default$1, prettyString, references, resolved

Methods inherited from class org.apache.spark.sql.catalyst.trees.TreeNode

apply, argString, asCode, collect, fastEquals, flatMap, foreach, foreachUp, generateTreeString, getNodeNumbered, makeCopy, map, mapChildren, nodeName, numberedTreeString, origin, otherCopyArgs, simpleString, stringArgs, transform, transformChildrenDown, transformChildrenUp, transformDown, transformUp, treeString, withNewChildren

Methods inherited from class Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.spark.sql.hive.HiveInspectors

inspectorToDataType, javaClassToDataType, toInspector, toInspector, unwrap, wrap, wrap, wrap, wrapperFor

Methods inherited from interface org.apache.spark.Logging

initializeIfNecessary, initializeLogging, isTraceEnabled, log_, log, logDebug, logDebug, logError, logError, logInfo, logInfo, logName, logTrace, logTrace, logWarning, logWarning

Methods inherited from interface scala.Product

productArity, productElement, productIterator, productPrefix

Methods inherited from interface scala.Equals

canEqual, equals

Constructor Detail

HiveSimpleUdf

public HiveSimpleUdf(HiveFunctionWrapper funcWrapper,
             scala.collection.Seq<org.apache.spark.sql.catalyst.expressions.Expression> children)

Method Detail

funcWrapper

public HiveFunctionWrapper funcWrapper()

children

public scala.collection.Seq<org.apache.spark.sql.catalyst.expressions.Expression> children()

Specified by:

children in class org.apache.spark.sql.catalyst.trees.TreeNode<org.apache.spark.sql.catalyst.expressions.Expression>

nullable

public boolean nullable()

Specified by:

nullable in class org.apache.spark.sql.catalyst.expressions.Expression

function

public org.apache.hadoop.hive.ql.exec.UDF function()

foldable

public boolean foldable()

Overrides:

foldable in class org.apache.spark.sql.catalyst.expressions.Expression

dataType

public org.apache.spark.sql.types.DataType dataType()

Specified by:

dataType in class org.apache.spark.sql.catalyst.expressions.Expression

returnInspector

public org.apache.hadoop.hive.serde2.objectinspector.ObjectInspector returnInspector()

eval

public Object eval(org.apache.spark.sql.Row input)

Specified by:

eval in class org.apache.spark.sql.catalyst.expressions.Expression

toString

public String toString()

Overrides:

toString in class org.apache.spark.sql.catalyst.trees.TreeNode<org.apache.spark.sql.catalyst.expressions.Expression>