org.apache.spark.sql.hive

Class HiveGenericUdf

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.HiveGenericUdf

All Implemented Interfaces:

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

public class HiveGenericUdf
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
HiveGenericUdf(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.catalyst.types.DataType	dataType()
Object	eval(org.apache.spark.sql.catalyst.expressions.Row input)
boolean	foldable()
org.apache.hadoop.hive.ql.udf.generic.GenericUDF	function()
HiveFunctionWrapper	funcWrapper()
boolean	nullable()
String	toString()

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

c2, childrenResolved, eval$default$1, f1, f2, i1, i2, n1, n2, references, resolved

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

apply, argString, asCode, collect, fastEquals, flatMap, foreach, generateTreeString, getNodeNumbered, makeCopy, map, mapChildren, nodeName, numberedTreeString, 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, 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

HiveGenericUdf

public HiveGenericUdf(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.udf.generic.GenericUDF function()

foldable

public boolean foldable()

Overrides:

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

dataType

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

Specified by:

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

eval

public Object eval(org.apache.spark.sql.catalyst.expressions.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>