public PageLinksCrawlDisallowedArgs(CrawlContext crawlContext, CrawledPage crawledPage, string disallowedReason)
: base(crawlContext, crawledPage)
{
if (string.IsNullOrWhiteSpace(disallowedReason))
{
throw new ArgumentNullException("disallowedReason");
}
DisallowedReason = disallowedReason;
}
public PageCrawlDisallowedArgs(CrawlContext crawlContext, PageToCrawl pageToCrawl, string disallowedReason)
: base(crawlContext, pageToCrawl)
{
if (string.IsNullOrWhiteSpace(disallowedReason))
{
throw new ArgumentNullException("disallowedReason");
}
DisallowedReason = disallowedReason;
}
public PageCrawlCompletedArgs(CrawlContext crawlContext, CrawledPage crawledPage)
: base(crawlContext)
{
CrawledPage = crawledPage ?? throw new ArgumentNullException("crawledPage");
}
public PageCrawlStartingArgs(CrawlContext crawlContext, PageToCrawl pageToCrawl)
: base(crawlContext)
{
PageToCrawl = pageToCrawl ?? throw new ArgumentNullException("pageToCrawl");
}
/// <summary>
///
/// </summary>
/// <param name="crawlContext">上下文</param>
/// <param name="crawlResult">抓取结果</param>
public CrawlCompletedArgs(CrawlContext crawlContext, CrawlResult crawlResult)
: base(crawlContext)
{
Result = crawlResult ?? throw new ArgumentNullException("crawlResult");
}
public CrawlArgs(CrawlContext crawlContext)
{
CrawlContext = crawlContext ?? throw new ArgumentNullException("crawlContext");
}