org.eclipse.jetty.util

## Class ConcurrentHashSet<E>

- java.lang.Object
- - java.util.AbstractCollection<E>
  - - java.util.AbstractSet<E>
    - - org.eclipse.jetty.util.ConcurrentHashSet<E>

- All Implemented Interfaces:
    Iterable<E>, Collection<E>, Set<E>

      public class ConcurrentHashSet<E>
      extends AbstractSet<E>
      implements Set<E>

- - ### Constructor Summary

    Constructors
    Constructor and Description
    `ConcurrentHashSet()`

  - ### Method Summary

    Methods
    Modifier and Type | Method and Description
    --- | ---
    `boolean` | `add(E e)`
    `void` | `clear()`
    `boolean` | `contains(Object o)`
    `boolean` | `containsAll(Collection<?> c)`
    `boolean` | `equals(Object o)`
    `int` | `hashCode()`
    `boolean` | `isEmpty()`
    `Iterator<E>` | `iterator()`
    `boolean` | `remove(Object o)`
    `boolean` | `removeAll(Collection<?> c)`
    `boolean` | `retainAll(Collection<?> c)`
    `int` | `size()`
    `Object[]` | `toArray()`
    `<T> T[]` | `toArray(T[] a)`
    `String` | `toString()`

    - ### Methods inherited from class java.util.AbstractCollection

      `addAll`

    - ### Methods inherited from class java.lang.Object

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

    - ### Methods inherited from interface java.util.Set

      `addAll`

- - ### Constructor Detail

    - #### ConcurrentHashSet

          public ConcurrentHashSet()

  - ### Method Detail

    - #### add

          public boolean add(E e)

      Specified by:
        `add` in interface `Collection<E>`
      Specified by:
        `add` in interface `Set<E>`
      Overrides:
        `add` in class `AbstractCollection<E>`

    - #### clear

          public void clear()

      Specified by:
        `clear` in interface `Collection<E>`
      Specified by:
        `clear` in interface `Set<E>`
      Overrides:
        `clear` in class `AbstractCollection<E>`

    - #### contains

          public boolean contains(Object o)

      Specified by:
        `contains` in interface `Collection<E>`
      Specified by:
        `contains` in interface `Set<E>`
      Overrides:
        `contains` in class `AbstractCollection<E>`

    - #### containsAll

          public boolean containsAll(Collection<?> c)

      Specified by:
        `containsAll` in interface `Collection<E>`
      Specified by:
        `containsAll` in interface `Set<E>`
      Overrides:
        `containsAll` in class `AbstractCollection<E>`

    - #### equals

          public boolean equals(Object o)

      Specified by:
        `equals` in interface `Collection<E>`
      Specified by:
        `equals` in interface `Set<E>`
      Overrides:
        `equals` in class `AbstractSet<E>`

    - #### hashCode

          public int hashCode()

      Specified by:
        `hashCode` in interface `Collection<E>`
      Specified by:
        `hashCode` in interface `Set<E>`
      Overrides:
        `hashCode` in class `AbstractSet<E>`

    - #### isEmpty

          public boolean isEmpty()

      Specified by:
        `isEmpty` in interface `Collection<E>`
      Specified by:
        `isEmpty` in interface `Set<E>`
      Overrides:
        `isEmpty` in class `AbstractCollection<E>`

    - #### iterator

          public Iterator<E> iterator()

      Specified by:
        `iterator` in interface `Iterable<E>`
      Specified by:
        `iterator` in interface `Collection<E>`
      Specified by:
        `iterator` in interface `Set<E>`
      Specified by:
        `iterator` in class `AbstractCollection<E>`

    - #### remove

          public boolean remove(Object o)

      Specified by:
        `remove` in interface `Collection<E>`
      Specified by:
        `remove` in interface `Set<E>`
      Overrides:
        `remove` in class `AbstractCollection<E>`

    - #### removeAll

          public boolean removeAll(Collection<?> c)

      Specified by:
        `removeAll` in interface `Collection<E>`
      Specified by:
        `removeAll` in interface `Set<E>`
      Overrides:
        `removeAll` in class `AbstractSet<E>`

    - #### retainAll

          public boolean retainAll(Collection<?> c)

      Specified by:
        `retainAll` in interface `Collection<E>`
      Specified by:
        `retainAll` in interface `Set<E>`
      Overrides:
        `retainAll` in class `AbstractCollection<E>`

    - #### size

          public int size()

      Specified by:
        `size` in interface `Collection<E>`
      Specified by:
        `size` in interface `Set<E>`
      Specified by:
        `size` in class `AbstractCollection<E>`

    - #### toArray

          public Object[] toArray()

      Specified by:
        `toArray` in interface `Collection<E>`
      Specified by:
        `toArray` in interface `Set<E>`
      Overrides:
        `toArray` in class `AbstractCollection<E>`

    - #### toArray

          public <T> T[] toArray(T[] a)

      Specified by:
        `toArray` in interface `Collection<E>`
      Specified by:
        `toArray` in interface `Set<E>`
      Overrides:
        `toArray` in class `AbstractCollection<E>`

    - #### toString

          public String toString()

      Overrides:
        `toString` in class `AbstractCollection<E>`

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