Package org.rumbledb.runtime.functions.maps

Class MapFunctionCallIterator

java.lang.Object

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

org.rumbledb.runtime.plan.ItemRuntimePlan

org.rumbledb.runtime.functions.maps.MapFunctionCallIterator

All Implemented Interfaces:

Serializable, LocalRuntimePlan<Item>, NativeQueryRuntimePlan

public class MapFunctionCallIterator
extends ItemRuntimePlan
implements LocalRuntimePlan<Item>, NativeQueryRuntimePlan

Dynamic function call when the function item is an XDM map ($map($key)), equivalent to map:get.

See Also:

• Serialized Form

Field Summary

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

staticContext

Constructor Summary

Constructors

Constructor	Description
MapFunctionCallIterator(Item mapItem, ItemRuntimePlan keyIterator, RuntimeStaticContext staticContext)

Method Summary

Modifier and Type	Method	Description
Cursor<Item>	createNativeCursor(DynamicContext context)	Creates an independent cursor for one native local evaluation.
NativeClauseContext	generateNativeQuery(NativeClauseContext nativeClauseContext)

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

MapFunctionCallIterator

public MapFunctionCallIterator(Item mapItem,
 ItemRuntimePlan keyIterator,
 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

generateNativeQuery

public NativeClauseContext generateNativeQuery(NativeClauseContext nativeClauseContext)

Specified by:

generateNativeQuery in interface NativeQueryRuntimePlan