Package weka.classifiers.lazy.kstar

Class KStarCache.CacheTable

  • All Implemented Interfaces:
    java.io.Serializable, RevisionHandler
    Enclosing class:
    KStarCache
    public class KStarCache.CacheTable
extends java.lang.Object
implements java.io.Serializable, RevisionHandler
    A custom hashtable class to support the caching system.
    See Also:
    Serialized Form

    • Constructor Summary

      Constructors 
      Constructor Description
      CacheTable()
      Constructs a new hashtable with a default capacity and load factor.
      CacheTable​(int size, float loadFactor)
      Constructs a new hashtable with a default capacity and load factor.

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void clear()
      Clears this hashtable so that it contains no keys.
      boolean containsKey​(double key)
      Tests if the specified double is a key in this hashtable.
      KStarCache.TableEntry getEntry​(double key)
      Returns the table entry to which the specified key is mapped in this hashtable.
      java.lang.String getRevision()
      Returns the revision string.
      void insert​(double key, double value, double pmiss)
      Inserts a new entry in the hashtable using the specified key.
      boolean isEmpty()
      Tests if this hashtable maps no keys to values.
      int size()
      Returns the number of keys in this hashtable.

      • Methods inherited from class java.lang.Object

        equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Constructor Detail

      • CacheTable

        public CacheTable​(int size,
                  float loadFactor)
        Constructs a new hashtable with a default capacity and load factor.

      • CacheTable

        public CacheTable()
        Constructs a new hashtable with a default capacity and load factor.

    • Method Detail

      • containsKey

        public boolean containsKey​(double key)
        Tests if the specified double is a key in this hashtable.

      • insert

        public void insert​(double key,
                   double value,
                   double pmiss)
        Inserts a new entry in the hashtable using the specified key. If the key already exist in the hashtable, do nothing.

      • getEntry

        public KStarCache.TableEntry getEntry​(double key)
        Returns the table entry to which the specified key is mapped in this hashtable.
        Returns:
        a table entry.

      • size

        public int size()
        Returns the number of keys in this hashtable.
        Returns:
        the number of keys in this hashtable.

      • isEmpty

        public boolean isEmpty()
        Tests if this hashtable maps no keys to values.
        Returns:
        true if this hastable maps no keys to values.

      • clear

        public void clear()
        Clears this hashtable so that it contains no keys.

      • getRevision

        public java.lang.String getRevision()
        Returns the revision string.
        Specified by:
        getRevision in interface RevisionHandler
        Returns:
        the revision