Package | Description |
---|---|
java.util |
Contains the collections framework, legacy collection classes, event model,
date and time facilities, internationalization, and miscellaneous utility
classes (a string tokenizer, a random-number generator, and a bit array).
|
java.util.concurrent |
Utility classes commonly useful in concurrent programming.
|
Modifier and Type | Class and Description |
---|---|
class |
PriorityQueue<E>
An unbounded priority queue based on a priority heap.
|
Modifier and Type | Class and Description |
---|---|
class |
ArrayBlockingQueue<E>
A bounded blocking queue backed by an
array.
|
class |
ConcurrentLinkedQueue<E>
An unbounded thread-safe queue based on linked nodes.
|
class |
DelayQueue<E extends Delayed>
An unbounded blocking queue of
Delayed elements, in which an element can only be taken
when its delay has expired.
|
class |
LinkedBlockingDeque<E>
An optionally-bounded blocking deque based on
linked nodes.
|
class |
LinkedBlockingQueue<E>
An optionally-bounded blocking queue based on
linked nodes.
|
class |
LinkedTransferQueue<E>
An unbounded
TransferQueue based on linked nodes. |
class |
PriorityBlockingQueue<E>
An unbounded blocking queue that uses
the same ordering rules as class
PriorityQueue and supplies
blocking retrieval operations. |
class |
SynchronousQueue<E>
A blocking queue in which each insert
operation must wait for a corresponding remove operation by another
thread, and vice versa.
|
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