oracle.spatial.network.lod

Interface IdentifiablePriorityQueue

All Superinterfaces:

PriorityQueue

public interface IdentifiablePriorityQueue
extends PriorityQueue

This interface defines the methods supported by a priority queue.

Since:

Oracle Database 11g Release 1 (11.1)

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static interface	IdentifiablePriorityQueue.Identifiable This interface defines an element in the priority queue.

Method Summary

Methods

Modifier and Type	Method and Description
IdentifiablePriorityQueue.Identifiable	getElement(long id) Returns the element with the input ID, if the element exists; otherwise, returns null.
IdentifiablePriorityQueue.Identifiable	replaceElement(long id, IdentifiablePriorityQueue.Identifiable newElement) Replace the old element of the specified id with a new element.

Methods inherited from interface oracle.spatial.network.lod.PriorityQueue

clear, deleteMin, findMin, insert, isEmpty, size

Method Detail

getElement

IdentifiablePriorityQueue.Identifiable getElement(long id)

Returns the element with the input ID, if the element exists; otherwise, returns null.

Parameters:

id - ID of the element

Returns:

replaceElement

IdentifiablePriorityQueue.Identifiable replaceElement(long id,
                                                    IdentifiablePriorityQueue.Identifiable newElement)

Replace the old element of the specified id with a new element. The ID of the new element does not need to be the same as the old element. If the old element does not exist in the queue, then simply insert the new element into the queue.

Parameters:

id - ID of the old element

newElement - new element

Returns: