Class UintMap

  • All Implemented Interfaces:
    Serializable

    public class UintMap
    extends Object
    implements Serializable
    Map to associate non-negative integers to objects or integers. The map does not synchronize any of its operation, so either use it from a single thread or do own synchronization or perform all mutation operations on one thread before passing the map to others.
    See Also:
    Serialized Form
    • Constructor Detail

      • UintMap

        public UintMap()
      • UintMap

        public UintMap​(int initialCapacity)
    • Method Detail

      • isEmpty

        public boolean isEmpty()
      • size

        public int size()
      • has

        public boolean has​(int key)
      • getObject

        public Object getObject​(int key)
        Get object value assigned with key.
        Returns:
        key object value or null if key is absent
      • getInt

        public int getInt​(int key,
                          int defaultValue)
        Get integer value assigned with key.
        Returns:
        key integer value or defaultValue if key is absent
      • getExistingInt

        public int getExistingInt​(int key)
        Get integer value assigned with key.
        Returns:
        key integer value or defaultValue if key does not exist or does not have int value
        Throws:
        RuntimeException - if key does not exist
      • put

        public void put​(int key,
                        Object value)
        Set object value of the key. If key does not exist, also set its int value to 0.
      • put

        public void put​(int key,
                        int value)
        Set int value of the key. If key does not exist, also set its object value to null.
      • remove

        public void remove​(int key)
      • clear

        public void clear()
      • getKeys

        public int[] getKeys()
        Return array of present keys