Package org.rumbledb.runtime.xml.axis

Class AxisIterator

java.lang.Object

org.rumbledb.runtime.RuntimeIterator

org.rumbledb.runtime.LocalRuntimeIterator

org.rumbledb.runtime.xml.axis.AxisIterator

All Implemented Interfaces:

com.esotericsoftware.kryo.KryoSerializable, Serializable, RuntimeIteratorInterface

Direct Known Subclasses:

AncestorAxisIterator, AncestorOrSelfAxisIterator, AttributeAxisIterator, ChildAxisIterator, DescendantAxisIterator, DescendantOrSelfAxisIterator, FollowingAxisIterator, FollowingSiblingAxisIterator, ParentAxisIterator, PrecedingAxisIterator, PrecedingSiblingAxisIterator, SelfAxisIterator

public abstract class AxisIterator
extends LocalRuntimeIterator

See Also:

• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected Item	nextResult
protected int	resultCounter
protected List<Item>	results

Fields inherited from class org.rumbledb.runtime.RuntimeIterator

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

Constructor Summary

Constructors

Constructor	Description
AxisIterator(RuntimeStaticContext staticContext)

Method Summary

Modifier and Type	Method	Description
void	close()
protected List<Item>	getAncestors(Item node)
protected List<Item>	getDescendants(Item node)
Item	next()
void	open(DynamicContext context)
protected abstract void	setNextResult()
protected void	storeNextResult()

Methods inherited from class org.rumbledb.runtime.RuntimeIterator

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

Methods inherited from class java.lang.Object

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

Field Details

results

protected List<Item> results

resultCounter

protected int resultCounter

nextResult

protected Item nextResult

Constructor Details

AxisIterator

public AxisIterator(RuntimeStaticContext staticContext)

Method Details

open

public void open(DynamicContext context)

Specified by:

open in interface RuntimeIteratorInterface

Overrides:

open in class RuntimeIterator

setNextResult

protected abstract void setNextResult()

storeNextResult

protected void storeNextResult()

getDescendants

protected List<Item> getDescendants(Item node)

getAncestors

protected List<Item> getAncestors(Item node)

next

public Item next()

Specified by:

next in interface RuntimeIteratorInterface

Specified by:

next in class RuntimeIterator

close

public void close()

Specified by:

close in interface RuntimeIteratorInterface

Overrides:

close in class RuntimeIterator