SearchTable.cs

public class SearchTable : ApplicationEventHandler
{
    protected override void ApplicationStarted(UmbracoApplicationBase umbracoApplication, ApplicationContext applicationContext)
    {
        base.ApplicationStarted(umbracoApplication, applicationContext);

        Umbraco.Core.Services.ContentService.Published += (sender, args) =>
        {
            foreach (var content in args.PublishedEntities)
            {
                var helper = new UmbracoHelper(UmbracoContext.Current);
                var publishedContent = helper.TypedContent(content.Id);

                var strUrl = publishedContent.Url;
            }
        };
    }
}