Package org.rumbledb.runtime.xml

Class UnaryLookupIterator

java.lang.Object

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

org.rumbledb.runtime.plan.ItemRuntimePlan

org.rumbledb.runtime.xml.UnaryLookupIterator

All Implemented Interfaces:

Serializable, LocalRuntimePlan<Item>

public class UnaryLookupIterator
extends ItemRuntimePlan
implements LocalRuntimePlan<Item>

Unary lookup with XQuery 3.1 semantics. Array index out of bounds yields err:FOAY0001 per XPath and XQuery Functions 3.1.

See Also:

• Serialized Form

Field Summary

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

staticContext

Constructor Summary

Constructors

Constructor	Description
UnaryLookupIterator(ItemRuntimePlan lookupIterator, RuntimeStaticContext staticContext)

Method Summary

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

UnaryLookupIterator

public UnaryLookupIterator(ItemRuntimePlan lookupIterator,
 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