org.processmining.stream.model.datastructure.decay

Class AbstractBackwardDecayDataStructureImpl<T,P extends DSParameterDefinition>

java.lang.Object

org.processmining.stream.model.datastructure.AbstractDataStructure<T,P>

org.processmining.stream.model.datastructure.decay.AbstractBackwardDecayDataStructureImpl<T,P>

All Implemented Interfaces:

java.lang.Iterable<T>, DataStructure<T>, DecayDataStructure<T>, IterableDataStructure<T>

Direct Known Subclasses:

BackwardExponentialDecayDataStructureImpl

public abstract class AbstractBackwardDecayDataStructureImpl<T,P extends DSParameterDefinition>
extends AbstractDataStructure<T,P>
implements DecayDataStructure<T>

Nested Class Summary

Nested classes/interfaces inherited from interface org.processmining.stream.model.datastructure.DataStructure

DataStructure.Type

Field Summary

Fields

Modifier and Type	Field and Description
protected DecayFunction	decayFunction
protected gnu.trove.map.TObjectIntMap<T>	internalStore
protected int	renewalRate
protected double	threshold
protected int	time

Fields inherited from interface org.processmining.stream.model.datastructure.DataStructure

FINITE_ITERABLE_DATA_STRUCTURES, FINITE_ITERABLE_POINTER_DATA_STRUCTURES, FINITE_POINTER_DATA_STRUCTURES, INFIITE_DATA_STRUCTURES, ITERABLE_DATA_STRUCTURES, POINTER_DATA_STRUCTURES

Constructor Summary

Constructors

Constructor and Description
AbstractBackwardDecayDataStructureImpl(java.util.Map<P,DSParameter<?>> params, DecayFunction df, int renewalRate, double threshold)

Method Summary

Modifier and Type	Method and Description
java.util.Collection<T>	add(T t) add elements to a stream based data structure may lead to removal of other elements in the data structure If possible, the implementing algorithm will return a collection of elements.
protected java.util.Collection<T>	clean()
void	clear()
boolean	contains(java.lang.Object o)
int	getCapacity()
DecayFunction	getDecayFunction()
long	getFrequencyOf(T e)
long	getSize()
DataStructure.Type	getType()
boolean	isEmpty()
java.util.Iterator<T>	iterator()
java.lang.String	toString()

Methods inherited from class org.processmining.stream.model.datastructure.AbstractDataStructure

getParameters, getUsedMemoryInBytes

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.processmining.stream.model.datastructure.DataStructure

getParameters, getUsedMemoryInBytes

Methods inherited from interface java.lang.Iterable

forEach, spliterator

Field Detail

decayFunction

protected final DecayFunction decayFunction

internalStore

protected final gnu.trove.map.TObjectIntMap<T> internalStore

renewalRate

protected final int renewalRate

threshold

protected final double threshold

time

protected int time

Constructor Detail

AbstractBackwardDecayDataStructureImpl

public AbstractBackwardDecayDataStructureImpl(java.util.Map<P,DSParameter<?>> params,
                                              DecayFunction df,
                                              int renewalRate,
                                              double threshold)

Method Detail

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface DataStructure<T>

contains

public boolean contains(java.lang.Object o)

Specified by:

contains in interface DataStructure<T>

add

public java.util.Collection<T> add(T t)

Description copied from interface: DataStructure

add elements to a stream based data structure may lead to removal of other elements in the data structure If possible, the implementing algorithm will return a collection of elements.

Specified by:

add in interface DataStructure<T>

Returns:

clean

protected java.util.Collection<T> clean()

clear

public void clear()

Specified by:

clear in interface DataStructure<T>

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

iterator

public java.util.Iterator<T> iterator()

Specified by:

iterator in interface java.lang.Iterable<T>

getType

public DataStructure.Type getType()

Specified by:

getType in interface DataStructure<T>

getSize

public long getSize()

Specified by:

getSize in interface DataStructure<T>

getCapacity

public int getCapacity()

Specified by:

getCapacity in interface DataStructure<T>

getFrequencyOf

public long getFrequencyOf(T e)

Specified by:

getFrequencyOf in interface DataStructure<T>

getDecayFunction

public DecayFunction getDecayFunction()

Specified by:

getDecayFunction in interface DecayDataStructure<T>