Package org.rumbledb.runtime.xml

Class AttributeNodeRuntimeIterator

java.lang.Object

org.rumbledb.runtime.RuntimeIterator

org.rumbledb.runtime.AtMostOneItemLocalRuntimeIterator

org.rumbledb.runtime.xml.AttributeNodeRuntimeIterator

All Implemented Interfaces:

com.esotericsoftware.kryo.KryoSerializable, Serializable, RuntimeIteratorInterface

public class AttributeNodeRuntimeIterator
extends AtMostOneItemLocalRuntimeIterator

Runtime iterator for attribute nodes in a direct element constructor.

See Also:

• AttributeNodeExpression
• Serialized Form

Field Summary

Fields inherited from class org.rumbledb.runtime.RuntimeIterator

children, currentDynamicContextForLocalExecution, FLOW_EXCEPTION_MESSAGE, hasNext, isOpen, isSequential, isUpdating, staticContext, staticURI

Constructor Summary

Constructors

Constructor	Description
AttributeNodeRuntimeIterator(String qname, List<AtomizationIterator> atomizedValues, RuntimeStaticContext staticContext)

Method Summary

Modifier and Type	Method	Description
Item	materializeFirstItemOrNull(DynamicContext dynamicContext)

Methods inherited from class org.rumbledb.runtime.AtMostOneItemLocalRuntimeIterator

close, getEffectiveBooleanValueOrCheckPosition, getRDD, materialize, materializeAtMostOneItemOrNull, materializeExactlyOneItem, materializeNFirstItems, next, open, reset

Methods inherited from class org.rumbledb.runtime.RuntimeIterator

bindToVariableInDynamicContext, canProduceDataFrame, deepCopy, generateNativeQuery, getConfiguration, getDataFrame, getEffectiveBooleanValue, getHighestExecutionMode, getMetadata, getOrCreateDataFrame, getPendingUpdateList, getStaticType, getVariableDependencies, hasNext, isDataFrame, isLocal, isOpen, isRDD, isRDDOrDataFrame, isSequential, isSparkJobNeeded, isUpdating, materialize, materializeAtMostOneItemOrDefault, print, printToStandardError, read, setStaticContext, write

Methods inherited from class java.lang.Object

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

Constructor Details

AttributeNodeRuntimeIterator

public AttributeNodeRuntimeIterator(String qname,
 List<AtomizationIterator> atomizedValues,
 RuntimeStaticContext staticContext)

Method Details

materializeFirstItemOrNull

public Item materializeFirstItemOrNull(DynamicContext dynamicContext)

Specified by:

materializeFirstItemOrNull in class AtMostOneItemLocalRuntimeIterator