Package de.uni_trier.wi2.procake.utils.extractor

Class NESTWorkflowExtractorImpl

java.lang.Object

de.uni_trier.wi2.procake.utils.extractor.NESTWorkflowExtractorImpl

All Implemented Interfaces:

NESTWorkflowExtractor

public class NESTWorkflowExtractorImpl
extends Object
implements NESTWorkflowExtractor

Implementation of NESTWorkflowExtractor.

Field Summary

Fields

Modifier and Type	Field	Description
protected final NESTWorkflowObject	nestWorkflow

Constructor Summary

Constructors

Constructor	Description
NESTWorkflowExtractorImpl(NESTWorkflowObject nestWorkflow)

Method Summary

Modifier and Type	Method	Description
LinkedList<NESTDataNodeObject>	extractOrderedDataNodes()
LinkedList<NESTSequenceNodeObject>	extractOrderedSequenceNodes()
LinkedList<NESTTaskNodeObject>	extractOrderedTaskNodes()
NESTWorkflowObject	extractPartialGraph(NESTSequenceNodeObject componentNode, boolean removeUnusedControlflowBlocks)	Returns a cloned partial nest workflow graph for a sequence node.
NESTWorkflowObject	extractPartialGraph(Collection<NESTSequenceNodeObject> componentNodes, boolean removeUnusedControlflowBlocks)	Returns a cloned partial nest workflow graph for a given set of sequence nodes.
Set<NESTWorkflowObject>	extractPartialGraphComponents()	Returns a set of partial nest workflow graph for those sequence nodes that are connected via the control-flow and a set of partial nest graphs containing unlinked data objects.
Set<NESTWorkflowObject>	extractSingleTaskBlocks()	Returns a set of nest workflow graphs where each graph contains a single task node from the given workflow graph.
Set<NESTWorkflowObject>	extractSingleTaskBlocks(Predicate<NESTTaskNodeObject> filter)	Returns a set of nest workflow graphs where each graph contains a single task node from the given workflow graph.
Set<NESTWorkflowObject>	extractSingleTaskBlocks(Predicate<NESTTaskNodeObject> filter, int initialCntValue)	Returns a set of nest workflow graphs where each graph contains a single task node from the given workflow graph.
Set<NESTWorkflowObject>	extractTaskSequences(int minLength)	Extracts each longest sequence of task nodes without controlflow nodes and with at least minLength tasks
Set<NESTWorkflowObject>	extractWorkflowBlocks()	Returns a set of partial nest workflow graphs extracted from a block-oriented workflow graph.
Set<NESTWorkflowObject>	extractWorkflowBlocks(int initialCntValue)	Returns a set of partial nest workflow graphs extracted from a block-oriented workflow graph.

Methods inherited from class java.lang.Object

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

Field Details

nestWorkflow

protected final NESTWorkflowObject nestWorkflow

Constructor Details

NESTWorkflowExtractorImpl

public NESTWorkflowExtractorImpl(NESTWorkflowObject nestWorkflow)

Method Details

extractTaskSequences

public Set<NESTWorkflowObject> extractTaskSequences(int minLength)

Description copied from interface: NESTWorkflowExtractor

Extracts each longest sequence of task nodes without controlflow nodes and with at least minLength tasks

Specified by:

extractTaskSequences in interface NESTWorkflowExtractor

Parameters:

minLength - minimum number of tasks in a sequence

Returns:

set of nest workflow graphs with task sequences

extractSingleTaskBlocks

public Set<NESTWorkflowObject> extractSingleTaskBlocks()

Description copied from interface: NESTWorkflowExtractor

Returns a set of nest workflow graphs where each graph contains a single task node from the given workflow graph.

Specified by:

extractSingleTaskBlocks in interface NESTWorkflowExtractor

Returns:

set of nest workflow graphs

extractSingleTaskBlocks

public Set<NESTWorkflowObject> extractSingleTaskBlocks(Predicate<NESTTaskNodeObject> filter)

Description copied from interface: NESTWorkflowExtractor

Returns a set of nest workflow graphs where each graph contains a single task node from the given workflow graph.

Specified by:

extractSingleTaskBlocks in interface NESTWorkflowExtractor

Parameters:

filter - filter for the tasks to be extracted

Returns:

set of nest workflow graphs

extractSingleTaskBlocks

public Set<NESTWorkflowObject> extractSingleTaskBlocks(Predicate<NESTTaskNodeObject> filter,
 int initialCntValue)

Description copied from interface: NESTWorkflowExtractor

Returns a set of nest workflow graphs where each graph contains a single task node from the given workflow graph.

Specified by:

extractSingleTaskBlocks in interface NESTWorkflowExtractor

Parameters:

filter - filter for the tasks to be extracted

initialCntValue - counter for id generation

Returns:

set of nest workflow graphs

extractWorkflowBlocks

public Set<NESTWorkflowObject> extractWorkflowBlocks()

Description copied from interface: NESTWorkflowExtractor

Returns a set of partial nest workflow graphs extracted from a block-oriented workflow graph. Returns the following elements as a single graph: each longest sequence of task nodes without controlflow nodes with at least two tasks and each controlflow block with contained sequences Returns null if the given nest workflow graph is not block-oriented.

Specified by:

extractWorkflowBlocks in interface NESTWorkflowExtractor

Returns:

set of nest workflow graphs

extractWorkflowBlocks

public Set<NESTWorkflowObject> extractWorkflowBlocks(int initialCntValue)

Description copied from interface: NESTWorkflowExtractor

Returns a set of partial nest workflow graphs extracted from a block-oriented workflow graph. Returns the following elements as a single graph: each longest sequence of task nodes without controlflow nodes with at least two tasks and each controlflow block with contained sequences Returns null if the given nest workflow graph is not block-oriented.

Specified by:

extractWorkflowBlocks in interface NESTWorkflowExtractor

Parameters:

initialCntValue - counter for id generation

Returns:

set of nest workflow graphs

extractPartialGraphComponents

public Set<NESTWorkflowObject> extractPartialGraphComponents()

Description copied from interface: NESTWorkflowExtractor

Returns a set of partial nest workflow graph for those sequence nodes that are connected via the control-flow and a set of partial nest graphs containing unlinked data objects.

Specified by:

extractPartialGraphComponents in interface NESTWorkflowExtractor

Returns:

set of partial nest workflow graphs

extractOrderedDataNodes

public LinkedList<NESTDataNodeObject> extractOrderedDataNodes()

Specified by:

extractOrderedDataNodes in interface NESTWorkflowExtractor

Returns:

data nodes ordered by occurrence.

extractOrderedTaskNodes

public LinkedList<NESTTaskNodeObject> extractOrderedTaskNodes()

Specified by:

extractOrderedTaskNodes in interface NESTWorkflowExtractor

Returns:

task nodes ordered by occurrence.

extractPartialGraph

public NESTWorkflowObject extractPartialGraph(Collection<NESTSequenceNodeObject> componentNodes,
 boolean removeUnusedControlflowBlocks)

Description copied from interface: NESTWorkflowExtractor

Returns a cloned partial nest workflow graph for a given set of sequence nodes.

Specified by:

extractPartialGraph in interface NESTWorkflowExtractor

Parameters:

componentNodes - the set of sequence nodes that are contained in the nest graph

removeUnusedControlflowBlocks - defined whether unused control-flow blocks are removed

Returns:

cloned partial nest workflow graph

extractPartialGraph

public NESTWorkflowObject extractPartialGraph(NESTSequenceNodeObject componentNode,
 boolean removeUnusedControlflowBlocks)

Description copied from interface: NESTWorkflowExtractor

Returns a cloned partial nest workflow graph for a sequence node.

Specified by:

extractPartialGraph in interface NESTWorkflowExtractor

Parameters:

componentNode - the set of sequence nodes that are contained in the nest workflow graph

removeUnusedControlflowBlocks - defined whether unused control-flow blocks are removed

Returns:

cloned partial nest workflow graph

extractOrderedSequenceNodes

public LinkedList<NESTSequenceNodeObject> extractOrderedSequenceNodes()

Specified by:

extractOrderedSequenceNodes in interface NESTWorkflowExtractor

Returns:

sequence nodes ordered by occurrence.