/// <summary>
/// Construct a spider object. The options parameter
/// specifies the options for this spider. The report
/// parameter specifies the class that the spider is to
/// report progress to.
/// </summary>
/// <param name="options">The configuration options for this spider.</param>
/// <param name="report">A SpiderReportable class to report progress to</param>
public Spider(SpiderOptions options, SpiderReportable report)
{
this.options = options;
this.report = report;
this.workloadManager = (WorkloadManager)Assembly.GetExecutingAssembly().CreateInstance(this.options.WorkloadManager);
this.workloadManager.Init(this);
report.Init(this);
// add filters
if (options.Filter != null)
{
foreach (String name in options.Filter)
{
SpiderFilter filter = (SpiderFilter)Assembly.GetExecutingAssembly().CreateInstance(name);
if (filter == null)
{
throw new SpiderException("Invalid filter specified: " + name);
}
this.filters.Add(filter);
}
}
// perform startup
if (String.Compare(options.Startup, SpiderOptions.STARTUP_RESUME) == 0)
{
this.workloadManager.Resume();
}
else
{
this.workloadManager.Clear();
}
}
/// <summary>
/// Construct a spider object. The options parameter
/// specifies the options for this spider. The report
/// parameter specifies the class that the spider is to
/// report progress to.
/// </summary>
/// <param name="options">The configuration options for this spider.</param>
/// <param name="report">A SpiderReportable class to report progress to</param>
public Spider(SpiderOptions options, SpiderReportable report)
{
this.options = options;
this.report = report;
this.workloadManager = (WorkloadManager)Assembly.GetExecutingAssembly().CreateInstance(this.options.WorkloadManager);
this.workloadManager.Init(this);
report.Init(this);
// add filters
if (options.Filter != null)
{
foreach (String name in options.Filter)
{
SpiderFilter filter = (SpiderFilter)Assembly.GetExecutingAssembly().CreateInstance(name);
if (filter == null)
throw new SpiderException("Invalid filter specified: " + name);
this.filters.Add(filter);
}
}
// perform startup
if (String.Compare(options.Startup, SpiderOptions.STARTUP_RESUME) == 0)
{
this.workloadManager.Resume();
}
else
{
this.workloadManager.Clear();
}
}
