public void ProcessRequest(HttpContext context)
{
//查询SQL从URL的参数中获得
ArrayList QueryList = new ArrayList();
string QuerySQL = context.Request.QueryString["QuerySQL"];
QueryList.Add(new ReportQueryItem(QuerySQL, "QuerySQL"));
QuerySQL = context.Request.QueryString["QuerySQL2"];
if (QuerySQL != null && QuerySQL != "")
{
QueryList.Add(new ReportQueryItem(QuerySQL, "QuerySQL2"));
QuerySQL = context.Request.QueryString["QuerySQL3"];
if (QuerySQL != null && QuerySQL != "")
{
QueryList.Add(new ReportQueryItem(QuerySQL, "QuerySQL3"));
}
}
string DataText = DataTextProvider.Build(QueryList);
GridReportDataResponse.Response(context.Response, DataText, GridReportDataResponse.DefaultDataType);
}
public void ProcessRequest(HttpContext context)
{
//根据HTPP请求中的产生，生成对应的报表文本形式(XML 或 JSON)的数据
string DataText = DataTextProvider.BuildByHttpRequest(context.Request);
//将获取到的报表文本数据(XML 或 JSON)响应给客户端
GridReportDataResponse.Response(context.Response, DataText, GridReportDataResponse.DefaultDataType);
}
public void ProcessRequest(HttpContext context)
{
//从客户端发送的数据包中获取报表查询参数，URL有长度限制，当要传递的参数数据量比较大时，应该采用这样的方式
//这里演示了用这样的方式传递一个超长查询SQL语句。
byte[] FormData = context.Request.BinaryRead(context.Request.TotalBytes);
UTF8Encoding Unicode = new UTF8Encoding();
int charCount = Unicode.GetCharCount(FormData, 0, context.Request.TotalBytes);
char[] chars = new Char[charCount];
int charsDecodedCount = Unicode.GetChars(FormData, 0, context.Request.TotalBytes, chars, 0);
String QuerySQL = new String(chars);
string DataText = DataTextProvider.Build(QuerySQL);
GridReportDataResponse.Response(context.Response, DataText, GridReportDataResponse.DefaultDataType);
}
