prompt.onlinedeclare.data.lossycounting

Class LossyCounting<T>

java.lang.Object

java.util.AbstractMap<K,V>

java.util.HashMap<java.lang.String,Triple<T,java.lang.Integer,java.lang.Integer>>

prompt.onlinedeclare.data.lossycounting.LossyCounting<T>

All Implemented Interfaces:

java.io.Serializable, java.lang.Cloneable, java.util.Map<java.lang.String,Triple<T,java.lang.Integer,java.lang.Integer>>

public class LossyCounting<T>
extends java.util.HashMap<java.lang.String,Triple<T,java.lang.Integer,java.lang.Integer>>

This data structure is used to manage the different replayer. This data structure is composed of:

• case-id;
• replayers data structure + frequency of the case id + current bucket.

Author:

Andrea Burattin

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.util.AbstractMap

java.util.AbstractMap.SimpleEntry<K,V>, java.util.AbstractMap.SimpleImmutableEntry<K,V>

Constructor Summary

Constructors

Constructor and Description
LossyCounting()

Method Summary

Methods

Modifier and Type	Method and Description
void	addObservation(java.lang.String caseId, java.lang.Integer currentBucket, java.lang.Class<?> inCaseOfNull)
void	addObservation(java.lang.String caseId, java.lang.Integer currentBucket, T inCaseOfNull)
void	cleanup(java.lang.Integer currentBucket)
T	getItem(java.lang.String caseId)
java.lang.Integer	getSize()
void	putItem(java.lang.String caseId, T item)

Methods inherited from class java.util.HashMap

clear, clone, containsKey, containsValue, entrySet, get, isEmpty, keySet, put, putAll, remove, size, values

Methods inherited from class java.util.AbstractMap

equals, hashCode, toString

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface java.util.Map

equals, hashCode

Constructor Detail

LossyCounting

public LossyCounting()

Method Detail

addObservation

public void addObservation(java.lang.String caseId,
                  java.lang.Integer currentBucket,
                  T inCaseOfNull)

Parameters:

caseId -

currentBucket -

inCaseOfNull -

addObservation

public void addObservation(java.lang.String caseId,
                  java.lang.Integer currentBucket,
                  java.lang.Class<?> inCaseOfNull)
                    throws java.lang.InstantiationException,
                           java.lang.IllegalAccessException

Parameters:

caseId -

currentBucket -

inCaseOfNull -

Throws:

java.lang.InstantiationException

java.lang.IllegalAccessException

cleanup

public void cleanup(java.lang.Integer currentBucket)

Parameters:

currentBucket -

getItem

public T getItem(java.lang.String caseId)

Parameters:

caseId -

Returns:

putItem

public void putItem(java.lang.String caseId,
           T item)

Parameters:

caseId -

item -

currentBucket -

getSize

public java.lang.Integer getSize()

Returns: