SharePoint Programming

public static void AccessSearchServiceApplication()
{

SPServiceContext context =
SPServiceContext.GetContext(SPServiceApplicationProxyGroup.Default, SPSiteSubscriptionIdentifier.Default);

SearchServiceApplicationProxy searchProxy = context.
GetDefaultProxy(typeof(SearchServiceApplicationProxy)) as SearchServiceApplicationProxy;


SearchServiceApplicationInfo ssai = searchProxy.GetSearchServiceApplicationInfo();


SearchServiceApplication application =
Microsoft.Office.Server.Search.Administration.SearchService.Service.SearchApplications.
GetValue(ssai.SearchServiceApplicationId);

Schema schema = new Schema(application);

Category cat = schema.AllCategories["Sharepoint"];

}
}