org.media.mn8.util
Class SynchronizedHeap
java.lang.Object
|
+--org.media.mn8.util.SynchronizedHeap
- public final class SynchronizedHeap
- extends java.lang.Object
Use synchronized the BinaryHeap.
- Author:
- Antal Attila
Method Summary |
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. |
java.lang.String |
toString()
|
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
SynchronizedHeap
public SynchronizedHeap(BinaryHeap heap)
clear
public void clear()
- Clear all elements from queue.
isEmpty
public boolean isEmpty()
- Test if queue is empty.
- Returns:
- true if queue is empty else false.
insert
public void insert(java.lang.Object element)
- Insert an element into queue.
- Parameters:
element
- the element to be inserted
peek
public java.lang.Object peek()
throws java.util.NoSuchElementException
- Return element on top of heap but don't remove it.
- Returns:
- the element at top of heap
- Throws:
java.util.NoSuchElementException
- if isEmpty() == true
pop
public java.lang.Object pop()
throws java.util.NoSuchElementException
- Return element on top of heap and remove it.
- Returns:
- the element at top of heap
- Throws:
java.util.NoSuchElementException
- if isEmpty() == true
toString
public java.lang.String toString()
- Overrides:
toString
in class java.lang.Object
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