Package org.rumbledb.runtime.xml

Class SlashExprIterator

java.lang.Object

org.rumbledb.runtime.plan.RuntimePlan<Item>

org.rumbledb.runtime.plan.ItemRuntimePlan

org.rumbledb.runtime.xml.SlashExprIterator

All Implemented Interfaces:

Serializable, LocalRuntimePlan<Item>, RDDRuntimePlan<Item>

public class SlashExprIterator
extends ItemRuntimePlan
implements LocalRuntimePlan<Item>, RDDRuntimePlan<Item>

See Also:

• Serialized Form

Field Summary

Fields inherited from class org.rumbledb.runtime.plan.RuntimePlan

staticContext

Constructor Summary

Constructors

Constructor	Description
SlashExprIterator(ItemRuntimePlan sequence, ItemRuntimePlan stepIterator, RuntimeStaticContext staticContext)

Method Summary

Modifier and Type	Method	Description
Cursor<Item>	createNativeCursor(DynamicContext context)	Creates an independent cursor for one native local evaluation.
org.apache.spark.api.java.JavaRDD<Item>	createNativeRDD(DynamicContext dynamicContext)	Builds the RDD for one evaluation.

Methods inherited from class org.rumbledb.runtime.plan.ItemRuntimePlan

getChild, getChildren, getStaticType, getVariableDependencies, isSparkJobNeeded, print

Methods inherited from class org.rumbledb.runtime.plan.RuntimePlan

getConfiguration, getCursor, getDataFrame, getMetadata, getRDD, getRuntimeStaticContext, materialize, materializeAtMost, materializeAtMostOne, materializeExactlyOne, materializeFirstOrNull

Methods inherited from class java.lang.Object

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

Constructor Details

SlashExprIterator

public SlashExprIterator(ItemRuntimePlan sequence,
 ItemRuntimePlan stepIterator,
 RuntimeStaticContext staticContext)

Method Details

createNativeCursor

public Cursor<Item> createNativeCursor(DynamicContext context)

Description copied from interface: LocalRuntimePlan

Creates an independent cursor for one native local evaluation.

Specified by:

createNativeCursor in interface LocalRuntimePlan<Item>

Parameters:

context - the dynamic context for that evaluation

Returns:

an unopened cursor

createNativeRDD

public org.apache.spark.api.java.JavaRDD<Item> createNativeRDD(DynamicContext dynamicContext)

Description copied from interface: RDDRuntimePlan

Builds the RDD for one evaluation.

Specified by:

createNativeRDD in interface RDDRuntimePlan<Item>

Parameters:

dynamicContext - the dynamic context for that evaluation

Returns:

the resulting RDD