Package org.rumbledb.runtime.functions.sequences.value

Class DeepEqualFunctionIterator

java.lang.Object

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

org.rumbledb.runtime.plan.ItemRuntimePlan

org.rumbledb.runtime.AbstractAtMostOneItemRuntimePlan

org.rumbledb.runtime.functions.sequences.value.DeepEqualFunctionIterator

All Implemented Interfaces:

Serializable, AtMostOneLocalRuntimePlan<Item>, LocalRuntimePlan<Item>

public class DeepEqualFunctionIterator
extends AbstractAtMostOneItemRuntimePlan

See Also:

• Serialized Form

Field Summary

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

staticContext

Constructor Summary

Constructors

Constructor	Description
DeepEqualFunctionIterator(List<ItemRuntimePlan> arguments, RuntimeStaticContext staticContext)

Method Summary

Modifier and Type	Method	Description
boolean	checkDeepEqual(List<Item> items1, List<Item> items2)	Checks if two lists of items are deep-equal according to specification.
Item	evaluateAtMostOne(DynamicContext context)	Evaluates the plan without allocating a cursor.

Methods inherited from class org.rumbledb.runtime.AbstractAtMostOneItemRuntimePlan

createNativeCursor

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

DeepEqualFunctionIterator

public DeepEqualFunctionIterator(List<ItemRuntimePlan> arguments,
 RuntimeStaticContext staticContext)

Method Details

evaluateAtMostOne

public Item evaluateAtMostOne(DynamicContext context)

Description copied from interface: AtMostOneLocalRuntimePlan

Evaluates the plan without allocating a cursor.

Specified by:

evaluateAtMostOne in interface AtMostOneLocalRuntimePlan<Item>

Specified by:

evaluateAtMostOne in class AbstractAtMostOneItemRuntimePlan

Parameters:

context - the dynamic context for the evaluation

Returns:

the value, or null for the empty sequence

checkDeepEqual

public boolean checkDeepEqual(List<Item> items1,
 List<Item> items2)

Checks if two lists of items are deep-equal according to specification.

Parameters:

items1 - The first list of items

items2 - The second list of items

Returns:

true if the lists are deep-equal, false otherwise