/// <exception cref="System.IO.IOException"/>
/// <exception cref="Javax.Servlet.ServletException"/>
public virtual void DoFilter(ServletRequest request, ServletResponse response, FilterChain
filterChain)
{
string userName = request.GetParameter("user.name");
ServletRequest requestModified = new _HttpServletRequestWrapper_253(userName, (HttpServletRequest
)request);
filterChain.DoFilter(requestModified, response);
}
/// <returns>
/// a long value as passed in the given parameter, throwing
/// an exception if it is not present or if it is not a valid number.
/// </returns>
/// <exception cref="System.IO.IOException"/>
public static long ParseLongParam(ServletRequest request, string param)
{
string paramStr = request.GetParameter(param);
if (paramStr == null)
{
throw new IOException("Invalid request has no " + param + " parameter");
}
return(long.Parse(paramStr));
}
/// <summary>Get a parameter from a ServletRequest.</summary>
/// <remarks>
/// Get a parameter from a ServletRequest.
/// Return null if the parameter contains only white spaces.
/// </remarks>
public static string GetParameter(ServletRequest request, string name)
{
string s = request.GetParameter(name);
if (s == null)
{
return(null);
}
s = s.Trim();
return(s.Length == 0 ? null : s);
}
