public interface PriorityQueue
Modifier and Type | Method and Description |
---|---|
void |
clear()
Clear all elements from queue.
|
void |
insert(java.lang.Object element)
Insert an element into queue.
|
boolean |
isEmpty()
Test if queue is empty.
|
java.lang.Object |
peek()
Return element on top of heap but don't remove it.
|
java.lang.Object |
pop()
Return element on top of heap and remove it.
|
void clear()
void insert(java.lang.Object element)
element
- the element to be insertedjava.lang.ClassCastException
- if the specified element
's
type prevents it from being compared to other items in the queue to
determine its relative priority.boolean isEmpty()
java.lang.Object peek() throws java.util.NoSuchElementException
java.util.NoSuchElementException
- if isEmpty() == true
java.lang.Object pop() throws java.util.NoSuchElementException
java.util.NoSuchElementException
- if isEmpty() == true
Copyright © 2001-2004 Apache Software Foundation. Documenation generated September 19 2012.