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:
  • Constructor Details

    • FrequencySet

      public FrequencySet()
  • Method Details

    • count

      public int count(T key)
    • add

      public void add(T key)