org.apache.commons.collections.bag
Class SynchronizedSortedBag

java.lang.Object
  |
  +--org.apache.commons.collections.collection.SynchronizedCollection
        |
        +--org.apache.commons.collections.bag.SynchronizedBag
              |
              +--org.apache.commons.collections.bag.SynchronizedSortedBag

All Implemented Interfaces:

Bag, java.util.Collection, java.io.Serializable, SortedBag

public class SynchronizedSortedBag

extends SynchronizedBag

implements SortedBag

Decorates another SortedBag to synchronize its behaviour for a multi-threaded environment.

Methods are synchronized, then forwarded to the decorated bag. Iterators must be separately synchronized around the loop.

This class is Serializable from Commons Collections 3.1.

Since:

Commons Collections 3.0

Version:

$Revision: 1.8 $ $Date: 2004/06/03 22:02:12 $

Author:

Stephen Colebourne

See Also:

Serialized Form

Method Summary

java.util.Comparator	comparator() Returns the comparator associated with this sorted set, or null if it uses its elements' natural ordering.
static SortedBag	decorate(SortedBag bag) Factory method to create a synchronized sorted bag.
java.lang.Object	first() Returns the first (lowest) member.
java.lang.Object	last() Returns the last (highest) member.

Methods inherited from class org.apache.commons.collections.bag.SynchronizedBag

add, decorate, getCount, remove, uniqueSet

Methods inherited from class org.apache.commons.collections.collection.SynchronizedCollection

add, addAll, clear, contains, containsAll, decorate, equals, hashCode, isEmpty, iterator, remove, removeAll, retainAll, size, toArray, toArray, toString

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.commons.collections.Bag

add, add, containsAll, getCount, iterator, remove, remove, removeAll, retainAll, size, uniqueSet

Methods inherited from interface java.util.Collection

addAll, clear, contains, equals, hashCode, isEmpty, toArray, toArray

Method Detail

decorate

public static SortedBag decorate(SortedBag bag)

Factory method to create a synchronized sorted bag.

Parameters:

bag - the bag to decorate, must not be null

Returns:

a new synchronized SortedBag

Throws:

java.lang.IllegalArgumentException - if bag is null

first

public java.lang.Object first()

Description copied from interface: SortedBag

Returns the first (lowest) member.

Specified by:

first in interface SortedBag

Returns:

the first element in the sorted bag

last

public java.lang.Object last()

Description copied from interface: SortedBag

Returns the last (highest) member.

Specified by:

last in interface SortedBag

Returns:

the last element in the sorted bag

comparator

public java.util.Comparator comparator()

Description copied from interface: SortedBag

Returns the comparator associated with this sorted set, or null if it uses its elements' natural ordering.

Specified by:

comparator in interface SortedBag

Returns:

the comparator in use, or null if natural ordering