Resource::ReadUserList method

using System;
using System.Collections.Generic;
using System.Text;
using System.Net;
using System.Data;
using System.Web.Services.Protocols;
using System.Threading;
using PSLibrary = Microsoft.Office.Project.Server.Library;

namespace Microsoft.SDK.Project.Samples.ReadUserList
{
   class Program
   {
      [STAThread]
      static void Main()
      {
         try
         {
            const string PROJECT_SERVER_URI = "http://ServerName/ProjectServerName/";
            const string RESOURCE_SERVICE_PATH = "_vti_bin/psi/resource.asmx";

            // Set up the Web service objects
            SvcResource.Resource resourceSvc = new SvcResource.Resource();
            resourceSvc.Url = PROJECT_SERVER_URI + RESOURCE_SERVICE_PATH;
            resourceSvc.UseDefaultCredentials = true;

            // Read any users on the system
            Console.WriteLine("Reading in the users");
            SvcResource.ResourceDataSet resourceDs= resourceSvc.ReadUserList(SvcResource.ResourceActiveFilter.All);

            // Write the project tables to the console
            Console.WriteLine("And here it is:");
            WriteTablesToConsole(resourceDs.Tables);
         }
         catch (SoapException ex)
         {
            PSLibrary.PSClientError error = new PSLibrary.PSClientError(ex);
            PSLibrary.PSErrorInfo[] errors = error.GetAllErrors();
            string errMess = "==============================\r\nError: \r\n";
            for (int i = 0; i < errors.Length; i++)
            {
               errMess += "\n" + ex.Message.ToString() + "\r\n";
               errMess += "".PadRight(30, '=') + "\r\nPSCLientError Output:\r\n \r\n";
               errMess += errors[i].ErrId.ToString() + "\n";

               for (int j = 0; j < errors[i].ErrorAttributes.Length; j++)
               {
                  errMess += "\r\n\t" + errors[i].ErrorAttributeNames()[j] + ": " + errors[i].ErrorAttributes[j];
               }
               errMess += "\r\n".PadRight(30, '=');
            }
            Console.ForegroundColor = ConsoleColor.Red;
            Console.WriteLine(errMess);
         }
         catch (WebException ex)
         {
            string errMess = ex.Message.ToString() +
               "\n\nLog on, or check the Project Server Queuing Service";
            Console.ForegroundColor = ConsoleColor.Red;
            Console.WriteLine("Error: " + errMess);
         }
         catch (Exception ex)
         {
            Console.ForegroundColor = ConsoleColor.Red;
            Console.WriteLine("Error: " + ex.Message);
         }
         finally
         {
            Console.ResetColor();
            Console.WriteLine("\r\n\r\nPress any key...");
            Console.ReadKey();
         }
      }

      // Write all contents of a table collection to the console
      private static void WriteTablesToConsole(System.Data.DataTableCollection theTables)
      {
         Console.ForegroundColor = ConsoleColor.DarkGreen;
         foreach (System.Data.DataTable table in theTables)
         {

            int[] columnWidths = new int[table.Columns.Count];
            int tableWidth = 0;
            string dataString;
            Console.WriteLine("Table: " + table.TableName);

            // Write out the column names and get their spacing
            StringBuilder tableRow = new StringBuilder();
            for (int i = 0; i < table.Columns.Count; i++)
            {
               columnWidths[i] = GetColumnWidth(table.Columns[i]);
               tableRow.Append(table.Columns[i].ColumnName.PadRight(columnWidths[i]));

               tableWidth += columnWidths[i];
            }
            // add a space so it won't wrap
            tableWidth += 1;
            // make the console as wide as the widest table
            Console.BufferWidth = (Console.BufferWidth > tableWidth ? Console.BufferWidth : tableWidth);
            tableRow.Append("\r\n");
            Console.Write(tableRow.ToString());

            // Write out the data
            foreach (DataRow row in table.Rows)
            {
               tableRow = new StringBuilder();
               for (int i = 0; i < table.Columns.Count; i++)
               {
                  dataString = row[i].ToString();
                  // truncate output if it is wider than 
                  // the desired column width
                  if (dataString.Length >= columnWidths[i])
                  {
                     dataString = dataString.Substring(0, columnWidths[i] - 1);
                  }
                  // add the output to the stringbuilder and pad right to fill
                  // up to the column width.
                  tableRow.Append(dataString.PadRight(columnWidths[i]));
               }
               tableRow.Append("\r\n");
               Console.Write(tableRow.ToString());
            }
            Console.Write("\r\n".PadLeft(tableWidth, '-'));
         }
         Console.ResetColor();
      }
      // Helper function for WriteTablesToConsole
      private static int GetColumnWidth(DataColumn column)
      {
         // Note: may not handle byte[]data types well
         const int MAX_COL_WIDTH = 40;
         int dataWidth = 0;

         //return 12 for numbers, 30 for dates, and string width for strings.
         switch (column.DataType.UnderlyingSystemType.ToString())
         {
            case "System.Boolean":
            case "System.Byte":
            case "System.Byte[]":
            case "System.Char":
            case "System.Decimal":
            case "System.Double":
            case "System.Int16":
            case "System.Int32":
            case "System.Int64":
            case "System.SByte":
            case "System.Single":
            case "System.UInt16":
            case "System.UInt32":
            case "System.UInt64":
               dataWidth = 12;
               break;
            case "System.DateTime":
            case "System.TimeSpan":
               dataWidth = 30;
               break;
            case "System.Guid":
               dataWidth = 37;
               break;
            case "System.String":
               // If it has a maxlength, use it
               if (column.MaxLength > 0)
               {
                  dataWidth = column.MaxLength;
               }
               else
               {
                  // Otherwise use the max col width
                  dataWidth = MAX_COL_WIDTH;
               }
               break;
            default:
               dataWidth = column.ColumnName.Length;
               break;
         }
         // truncate if over the max length
         if (dataWidth > MAX_COL_WIDTH)
         {
            dataWidth = MAX_COL_WIDTH;
         }
         // always be at least as wide as the colum name
         return (column.ColumnName.Length > (dataWidth) ? column.ColumnName.Length + 1 : dataWidth);
      }
   }
}