Class FrequencySet<T>

java.lang.Object

java.util.AbstractMap<T,Integer>

java.util.HashMap<T,Integer>

com.sun.xml.analysis.frequency.FrequencySet<T>

All Implemented Interfaces:

Serializable, Cloneable, Map<T,Integer>

public class FrequencySet<T>
extends HashMap<T,Integer>

A Set that manages how many occurances of a value occurs in the set. TODO: Sort entries lexically for set of values with 0 occurences.

See Also:

• Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
private class	FrequencySet.FrequencyComparator

Nested classes/interfaces inherited from class AbstractMap

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

Nested classes/interfaces inherited from interface Map

Map.Entry<K,V>

Constructor Summary

Constructors

Constructor	Description
FrequencySet()

Method Summary

Modifier and Type	Method	Description
private void	_add(T value, int v)
void	add(T value)	Add a value to the set.
void	add0(T value)	Add a value to the set with 0 occurences.
List<T>	createFrequencyBasedList()	Create an ordered list of values in the order of decreasing frequency of occurence.
Set<T>	createFrequencyBasedSet()	Create an ordered set of values in the order of decreasing frequency of occurence.

Methods inherited from class HashMap

clear, clone, compute, computeIfAbsent, computeIfPresent, containsKey, containsValue, entrySet, forEach, get, getOrDefault, isEmpty, keySet, merge, newHashMap, put, putAll, putIfAbsent, remove, remove, replace, replace, replaceAll, size, values

Methods inherited from class AbstractMap

equals, hashCode, toString

Methods inherited from class Object

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

Methods inherited from interface Map

equals, hashCode

Constructor Details

FrequencySet

public FrequencySet()

Method Details

add

public void add(T value)

Add a value to the set.

Parameters:

value - the value to put in the set.

add0

public void add0(T value)

Add a value to the set with 0 occurences.

Parameters:

value - the value to put in the set.

_add

private void _add(T value,
 int v)

createFrequencyBasedList

public List<T> createFrequencyBasedList()

Create an ordered list of values in the order of decreasing frequency of occurence.

Returns:

the list of values in the order of decreasing frequency of occurence.

createFrequencyBasedSet

public Set<T> createFrequencyBasedSet()

Create an ordered set of values in the order of decreasing frequency of occurence.

Returns:

the set of values in the order of decreasing frequency of occurence.