public ClusterManager(Context context, GoogleMap map, MarkerManager markerManager)
{
mMap = map;
mMarkerManager = markerManager;
mClusterMarkers = markerManager.newCollection();
mMarkers = markerManager.newCollection();
mRenderer = new DefaultClusterRenderer <T>(context, map, this);
mAlgorithm = new PreCachingAlgorithmDecorator <T>(new NonHierarchicalDistanceBasedAlgorithm <T>());
mClusterTask = new ClusterTask(this);
mRenderer.onAdd();
}
static void Main(string[] args)
{
Console.WriteLine("Generating random matrix...");
// generate Matrix with the size as input
int[,] arrTest = creatRandomArray(5, 5);
Console.WriteLine("Generated matrix : ");
printArray(arrTest);
Console.WriteLine("\nDoing MapReduce...");
int rows = arrTest.GetLength(1);
ClusterTask[] tasks = new ClusterTask[rows];
Thread[] t = new Thread[rows];
//map
for (int i = 0; i < rows; i++)
{
tasks[i] = new ClusterTask(getRow(arrTest, i));
t[i] = new Thread(new ThreadStart(tasks[i].execute));
t[i].Start();
}
// Here I need to wait all the threads to have ended
foreach (Thread th in t)
{
th.Join();
}
// Here I am collecting all the results of each thread/node
List <Dictionary <int, int> > results = new List <Dictionary <int, int> >();
for (int i = 0; i < rows; i++)
{
results.Add(tasks[i].GetResults());
}
// Reduce
Dictionary <int, int> final = Reduce(results);
// Print dictionary ordered by key
var list = final.Keys.ToList();
list.Sort();
// Loop through keys.
foreach (var key in list)
{
Console.WriteLine("Number = {0}, Occurence = {1}", key, final[key]);
}
Console.ReadKey();
}
/// <summary>
/// Force a re-cluster. You may want to call this after adding new item(s).
/// </summary>
public virtual void cluster()
{
mClusterTaskLock.AcquireWriterLock(5);
try
{
// Attempt to cancel the in-flight request.
mClusterTask.Cancel(true);
mClusterTask = new ClusterTask(this);
mClusterTask.Execute(mMap.CameraPosition.Zoom);
}
finally
{
mClusterTaskLock.ReleaseWriterLock();
}
}
