/// <summary>
/// Setup the table counters used for gathering statistics
/// </summary>
public void initializeCounters()
{
//Initialize row counter
int currentRows = 0;
TableOperation getRowCount = TableOperation.Retrieve <rowCount>("rowCount", "totalRows");
TableResult retrievedRowCount = stattable.Execute(getRowCount);
if (retrievedRowCount.Result != null)
{
currentRows = (((rowCount)retrievedRowCount.Result).count);
}
rowCount countStart = new rowCount(currentRows);
TableOperation insertCountStart = TableOperation.InsertOrReplace(countStart);
stattable.Execute(insertCountStart);
//Initialize crawler to stop
adminNode stopCrawl = new adminNode("stopCrawl");
TableOperation insertAdminNode = TableOperation.InsertOrReplace(stopCrawl);
stattable.Execute(insertAdminNode);
//Initialize preformance counters
performanceNode newPerformance = new performanceNode("None", "None");
TableOperation insertPerformanceNode = TableOperation.InsertOrReplace(newPerformance);
stattable.Execute(insertPerformanceNode);
}
/// <summary>
/// Setup the table counters used for gathering statistics
/// </summary>
public void initializeCounters()
{
//Initialize url row counter
int currentUrlRows = 0;
rowCount urlCountStart = new rowCount(currentUrlRows);
TableOperation insertUrlCountStart = TableOperation.InsertOrReplace(urlCountStart);
stattable.Execute(insertUrlCountStart);
//Initialize crawler to stop
adminNode stopCrawl = new adminNode("stopCrawl");
TableOperation insertAdminNode = TableOperation.InsertOrReplace(stopCrawl);
stattable.Execute(insertAdminNode);
//Initialize preformance counters
performanceNode newPerformance = new performanceNode("None", "None");
TableOperation insertPerformanceNode = TableOperation.InsertOrReplace(newPerformance);
stattable.Execute(insertPerformanceNode);
}
/// <summary>
/// Updates the performance counter table counters for both processor usage and memory usage
/// </summary>
private void updatePerformanceCounter()
{
PerformanceCounter cpuCounter = new PerformanceCounter();
PerformanceCounter memProcess = new PerformanceCounter("Memory", "Available MBytes");
cpuCounter.CategoryName = "Processor";
cpuCounter.CounterName = "% Processor Time";
cpuCounter.InstanceName = "_Total";
string cpu = (getCurrentCpuUsage(cpuCounter));
string ram = (getAvailableMBytes(memProcess));
TableOperation getPerformanceNode = TableOperation.Retrieve <performanceNode>("performance", "counter");
TableResult retrievedPerformanceNode = stattable.Execute(getPerformanceNode);
performanceNode newPerformanceNode = (performanceNode)retrievedPerformanceNode.Result;
if (newPerformanceNode != null)
{
newPerformanceNode.cpu = cpu;
newPerformanceNode.ram = ram;
TableOperation updatePerformanceNode = TableOperation.Replace(newPerformanceNode);
stattable.Execute(updatePerformanceNode);
}
}
