Package org.jctools.sets

Class SingleWriterHashSet<E>

  • All Implemented Interfaces:
    java.lang.Iterable<E>, java.util.Collection<E>, java.util.Set<E>
    public class SingleWriterHashSet<E>
extends java.util.AbstractSet<E>

    • Constructor Summary

      Constructors 
      Constructor Description
      SingleWriterHashSet​(int capacity)  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      boolean add​(E newVal)  
      private void addForResize​(E[] buffer, long mask, E newVal)  
      private boolean addSlowPath​(E[] buffer, long mask, E newVal, int hash)  
      private void compactAndRemove​(E[] buffer, long mask, int removeHashIndex)  
      boolean contains​(java.lang.Object needle)  
      private boolean containsImpl​(java.lang.Object needle)  
      private boolean containsSlowPath​(E[] buffer, long mask, int hash, java.lang.Object needle)  
      java.util.Iterator<E> iterator()  
      private E[] lvBuffer()  
      private int rehash​(int h)  
      boolean remove​(java.lang.Object val)  
      private boolean removeSlowPath​(java.lang.Object val, E[] buffer, long mask, int hash)  
      private void resize()  
      int size()  
      private void soBuffer​(E[] buffer)  
      java.lang.String toString()  

      • Methods inherited from class java.util.AbstractSet

        equals, hashCode, removeAll

      • Methods inherited from class java.util.AbstractCollection

        addAll, clear, containsAll, isEmpty, retainAll, toArray, toArray

      • Methods inherited from class java.lang.Object

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

      • Methods inherited from interface java.util.Collection

        parallelStream, removeIf, stream, toArray

      • Methods inherited from interface java.lang.Iterable

        forEach

      • Methods inherited from interface java.util.Set

        addAll, clear, containsAll, isEmpty, retainAll, spliterator, toArray, toArray

    • Field Detail

      • size

        private int size

      • modCount

        private long modCount

      • buffer

        private E[] buffer

      • resizeThreshold

        private int resizeThreshold

      • BUFFER_OFFSET

        private static final long BUFFER_OFFSET

      • SIZE_OFFSET

        private static final long SIZE_OFFSET

      • MC_OFFSET

        private static final long MC_OFFSET

    • Constructor Detail

      • SingleWriterHashSet

        public SingleWriterHashSet​(int capacity)

    • Method Detail

      • size

        public int size()
        Specified by:
        size in interface java.util.Collection<E>
        Specified by:
        size in interface java.util.Set<E>
        Specified by:
        size in class java.util.AbstractCollection<E>

      • add

        public boolean add​(E newVal)
        Specified by:
        add in interface java.util.Collection<E>
        Specified by:
        add in interface java.util.Set<E>
        Overrides:
        add in class java.util.AbstractCollection<E>

      • addForResize

        private void addForResize​(E[] buffer,
                          long mask,
                          E newVal)

      • addSlowPath

        private boolean addSlowPath​(E[] buffer,
                            long mask,
                            E newVal,
                            int hash)

      • resize

        private void resize()

      • remove

        public boolean remove​(java.lang.Object val)
        Specified by:
        remove in interface java.util.Collection<E>
        Specified by:
        remove in interface java.util.Set<E>
        Overrides:
        remove in class java.util.AbstractCollection<E>

      • removeSlowPath

        private boolean removeSlowPath​(java.lang.Object val,
                               E[] buffer,
                               long mask,
                               int hash)

      • compactAndRemove

        private void compactAndRemove​(E[] buffer,
                              long mask,
                              int removeHashIndex)

      • toString

        public java.lang.String toString()
        Overrides:
        toString in class java.util.AbstractCollection<E>

      • rehash

        private int rehash​(int h)

      • contains

        public boolean contains​(java.lang.Object needle)
        Specified by:
        contains in interface java.util.Collection<E>
        Specified by:
        contains in interface java.util.Set<E>
        Overrides:
        contains in class java.util.AbstractCollection<E>

      • containsImpl

        private boolean containsImpl​(java.lang.Object needle)

      • containsSlowPath

        private boolean containsSlowPath​(E[] buffer,
                                 long mask,
                                 int hash,
                                 java.lang.Object needle)

      • iterator

        public java.util.Iterator<E> iterator()
        Specified by:
        iterator in interface java.util.Collection<E>
        Specified by:
        iterator in interface java.lang.Iterable<E>
        Specified by:
        iterator in interface java.util.Set<E>
        Specified by:
        iterator in class java.util.AbstractCollection<E>

      • soBuffer

        private void soBuffer​(E[] buffer)

      • lvBuffer

        private E[] lvBuffer()