org.jscience.computing.graph.util
Class FibonacciHeap.Node

java.lang.Object
  extended by org.jscience.computing.graph.util.FibonacciHeap.Node
Enclosing class:
FibonacciHeap

public static class FibonacciHeap.Node
extends java.lang.Object

Implements a node of the Fibonacci heap. It holds the information necessary for maintaining the structure of the heap. It also holds the reference to the key value (which is used to determine the heap structure). Additional Node data should be stored in a subclass.


Constructor Summary
FibonacciHeap.Node(double key)
          Default constructor.
 
Method Summary
 double getKey()
          Obtain the key for this node.
 java.lang.String toString()
          Return the string representation of this object.
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

FibonacciHeap.Node

public FibonacciHeap.Node(double key)
Default constructor. Initializes the right and left pointers, making this a circular doubly-linked list.

Parameters:
key - initial key for node
Method Detail

getKey

public final double getKey()
Obtain the key for this node.

Returns:
the key

toString

public java.lang.String toString()
Return the string representation of this object.

Overrides:
toString in class java.lang.Object
Returns:
string representing this object