Package org.rumbledb.runtime.control

Class SwitchRuntimeIterator

java.lang.Object

org.rumbledb.runtime.RuntimeIterator

org.rumbledb.runtime.HybridRuntimeIterator

org.rumbledb.runtime.control.SwitchRuntimeIterator

All Implemented Interfaces:

com.esotericsoftware.kryo.KryoSerializable, Serializable, RuntimeIteratorInterface

public class SwitchRuntimeIterator
extends HybridRuntimeIterator

See Also:

• Serialized Form

Field Summary

Fields inherited from class org.rumbledb.runtime.HybridRuntimeIterator

result

Fields inherited from class org.rumbledb.runtime.RuntimeIterator

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

Constructor Summary

Constructors

Constructor	Description
SwitchRuntimeIterator(RuntimeIterator test, Map<RuntimeIterator,RuntimeIterator> cases, RuntimeIterator defaultReturn, RuntimeStaticContext staticContext)

Method Summary

Modifier and Type	Method	Description
void	closeLocal()
JSoundDataFrame	getDataFrame(DynamicContext dynamicContext)
org.apache.spark.api.java.JavaRDD<Item>	getRDDAux(DynamicContext dynamicContext)
protected boolean	hasNextLocal()
protected boolean	implementsDataFrames()
Item	nextLocal()
void	openLocal()
void	resetLocal()

Methods inherited from class org.rumbledb.runtime.HybridRuntimeIterator

close, dataFrameToRDDOfItems, fallbackToRDDIfDFNotImplemented, getRDD, hasNext, implementsLocal, implementsRDD, materialize, materializeAtMostOneItemOrNull, materializeExactlyOneItem, materializeFirstItemOrNull, materializeNFirstItems, next, open, reset

Methods inherited from class org.rumbledb.runtime.RuntimeIterator

bindToVariableInDynamicContext, canProduceDataFrame, deepCopy, generateNativeQuery, getConfiguration, getEffectiveBooleanValue, getEffectiveBooleanValueOrCheckPosition, getHighestExecutionMode, getMetadata, getOrCreateDataFrame, getPendingUpdateList, getStaticType, getVariableDependencies, 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

SwitchRuntimeIterator

public SwitchRuntimeIterator(RuntimeIterator test,
 Map<RuntimeIterator,RuntimeIterator> cases,
 RuntimeIterator defaultReturn,
 RuntimeStaticContext staticContext)

Method Details

openLocal

public void openLocal()

Specified by:

openLocal in class HybridRuntimeIterator

nextLocal

public Item nextLocal()

Specified by:

nextLocal in class HybridRuntimeIterator

closeLocal

public void closeLocal()

Specified by:

closeLocal in class HybridRuntimeIterator

resetLocal

public void resetLocal()

Specified by:

resetLocal in class HybridRuntimeIterator

hasNextLocal

protected boolean hasNextLocal()

Specified by:

hasNextLocal in class HybridRuntimeIterator

getRDDAux

public org.apache.spark.api.java.JavaRDD<Item> getRDDAux(DynamicContext dynamicContext)

Specified by:

getRDDAux in class HybridRuntimeIterator

implementsDataFrames

protected boolean implementsDataFrames()

Overrides:

implementsDataFrames in class HybridRuntimeIterator

getDataFrame

public JSoundDataFrame getDataFrame(DynamicContext dynamicContext)

Overrides:

getDataFrame in class RuntimeIterator