edu.hawaii.ics.yucheng
Class SpanningTreeApplet.DownloadGraphWorker

java.lang.Object
  edu.hawaii.ics.yucheng.BackgroundWorker<GraphSolution,java.lang.Object>
      edu.hawaii.ics.yucheng.SpanningTreeApplet.Worker
          edu.hawaii.ics.yucheng.SpanningTreeApplet.DownloadGraphWorker

Enclosing class:

SpanningTreeApplet

 class SpanningTreeApplet.DownloadGraphWorker
extends SpanningTreeApplet.Worker

A class that solves downloaded graphs in a background thread.

Nested Class Summary

Nested classes/interfaces inherited from class edu.hawaii.ics.yucheng.SpanningTreeApplet.Worker

SpanningTreeApplet.Worker.Delegate

Field Summary

private java.net.URL

myUrl

Constructor Summary

SpanningTreeApplet.DownloadGraphWorker(java.net.URL url)
Initializes a new instance of the class.

Method Summary

protected GraphSolution

solve(GraphSolver solver) Solves a graph and returns the solution.

Methods inherited from class edu.hawaii.ics.yucheng.SpanningTreeApplet.Worker

processError, processProgress, processResult, run

Methods inherited from class edu.hawaii.ics.yucheng.BackgroundWorker

cancel, isCancelled, isRunning, join, processDelegate, sendProgress, start

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

myUrl

private final java.net.URL myUrl

Constructor Detail

SpanningTreeApplet.DownloadGraphWorker

public SpanningTreeApplet.DownloadGraphWorker(java.net.URL url)

Initializes a new instance of the class. The class will download and solve the graph at the specified URL if it executes.

Parameters:

url - The URL.

Method Detail

solve

protected GraphSolution solve(GraphSolver solver)
                       throws java.lang.Exception

Solves a graph and returns the solution.

Specified by:

solve in class SpanningTreeApplet.Worker

Parameters:

solver - The graph solver.

Returns:

The solution.

Throws:

java.lang.Exception - Thrown if there are any errors of any kind.