Package org.antlr.v4.misc

Class FrequencySet<T>

java.lang.Object

java.util.AbstractMap<K,V>

java.util.HashMap<T,MutableInt>

org.antlr.v4.misc.FrequencySet<T>

All Implemented Interfaces:

Serializable, Cloneable, Map<T,MutableInt>

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

Count how many of each key we have; not thread safe

See Also:

Serialized Form

Nested Class Summary

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

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

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K extends Object,V extends Object>

Constructor Summary

Constructors

Constructor	Description
FrequencySet()

Method Summary

Modifier and Type	Method	Description
void	add(T key)
int	count(T key)

Methods inherited from class java.util.HashMap

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

FrequencySet

public FrequencySet()

Method Detail

count

public int count(T key)

add

public void add(T key)