Project.ReadProjectEntities Method

Gets one or more types of information within a project, such as tasks, resources, and assignments.

Namespace:  [Project Web service]
Service reference: http://ServerName:32843/[Project Service Application GUID]/PSI/Project.svc
Web service reference: http://ServerName/ProjectServerName/_vti_bin/PSI/Project.asmx?wsdl

[SoapDocumentMethodAttribute("http://schemas.microsoft.com/office/project/server/webservices/Project/ReadProjectEntities", RequestNamespace = "http://schemas.microsoft.com/office/project/server/webservices/Project/", 
	ResponseNamespace = "http://schemas.microsoft.com/office/project/server/webservices/Project/", 
	Use = SoapBindingUse.Literal, ParameterStyle = SoapParameterStyle.Wrapped)]
public ProjectDataSet ReadProjectEntities(
	Guid projectUid,
	int ProjectEntityType,
	DataStoreEnum dataStore
)

Parameters

projectUid
Type: System.Guid
The GUID of the project. Required.
ProjectEntityType
Type: System.Int32
Specifies one or more types of entities. You can perform a binary OR on the values to specify multiple entities.

dataStore
Type: [Project Web service].DataStoreEnum
The DataStoreEnum that specifys the database in which the project data is located (Drafts, Published, or Archive).

Return Value

Type: [Project Web service].ProjectDataSet
Contains the entities of the specified types.

The ProjectEntityType takes the following values:

  • Project = 1

  • Task = 2

  • Resource = 4

  • Assignment = 8

  • Dependency = 16

  • ProjectCustomFields = 32

  • TaskCustomFields = 64

  • ResourceCustomFields = 128

  • AssignmentCustomFields = 256

  • AssignmentCore = 512

  • ProjectDefaults = 1024

  • AssignmentOwnerDefaults = 2048

  • AssignmentCustomFieldsNoRolldown = 4096

Project Server Permissions

Permission

Description

LogOnToProjectServerFromProjectProfessional

Allows a user to access the server. Global permission.

OpenProject

Allows a user to open the specified project. Category permission.

NewProject

Allows a user to add a new project to the Project Server database.

The following example creates a sample project, and then reads selected items from the project.

For critical information about running this code sample, see Prerequisites for ASMX-Based Code Samples.

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

namespace Microsoft.SDK.Project.Samples.ReadProjectEntities
{
   class Program
   {
      [STAThread]
      static void Main()
      {
         try
         {
            #region Setup
            const string PROJECT_SERVER_URI = "http://ServerName/ProjectServerName/";
            const string PROJECT_SERVICE_PATH = "_vti_bin/psi/project.asmx";
            const string QUEUESYSTEM_SERVICE_PATH = "_vti_bin/psi/queuesystem.asmx";
            const int PROJECT_ENTITY_TYPE_TASK = 2;
            const int PROJECT_ENTITY_TYPE_RESOURCE = 4;
            const int PROJECT_ENTITY_TYPE_TASK_AND_RESOURCE = PROJECT_ENTITY_TYPE_TASK | PROJECT_ENTITY_TYPE_RESOURCE;

            // Set up the web service objects.
            ProjectWebSvc.Project projectSvc = new ProjectWebSvc.Project();

            projectSvc.Url = PROJECT_SERVER_URI + PROJECT_SERVICE_PATH;
            projectSvc.Credentials = CredentialCache.DefaultCredentials;

            QueueSystemWebSvc.QueueSystem q = new QueueSystemWebSvc.QueueSystem();
            q.Url = PROJECT_SERVER_URI + QUEUESYSTEM_SERVICE_PATH;
            q.Credentials = CredentialCache.DefaultCredentials;

            // Create a sample project.
            Console.WriteLine("Creating sample project");

            Guid projectId = CreateSampleProject(projectSvc, q);
            #endregion
            #region Synchronize the project in the reporting database
            Console.WriteLine("Reading tasks and resources\r\n");
            ProjectWebSvc.ProjectDataSet readProjDs = projectSvc.ReadProjectEntities(projectId, PROJECT_ENTITY_TYPE_TASK_AND_RESOURCE, ProjectWebSvc.DataStoreEnum.WorkingStore);
            #endregion
            #region Write out project
            // Write the project tables to the console.
            Console.WriteLine("And here it is:");
            WriteTablesToConsole(readProjDs.Tables);
            #endregion
         }
         #region Exception Handling and Final
         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();
         }
         #endregion
      }
      static private void WaitForQueue(QueueSystemWebSvc.QueueSystem q, Guid jobId)
      {
         QueueSystemWebSvc.JobState jobState;
         const int QUEUE_WAIT_TIME = 2; // two seconds
         bool jobDone = false;
         string xmlError = string.Empty;
         int wait = 0;

         // Wait for the project to get through the queue.
         // Get the estimated wait time in seconds.
         wait = q.GetJobWaitTime(jobId);

         // Wait for it.
         Thread.Sleep(wait * 1000);
         // Wait until it is finished.

         do
         {
            // Get the job state.
            jobState = q.GetJobCompletionState(jobId, out xmlError);

            if (jobState == QueueSystemWebSvc.JobState.Success)
            {
               jobDone = true;
            }
            else
            {
               if (jobState == QueueSystemWebSvc.JobState.Unknown
               || jobState == QueueSystemWebSvc.JobState.Failed
               || jobState == QueueSystemWebSvc.JobState.FailedNotBlocking
               || jobState == QueueSystemWebSvc.JobState.CorrelationBlocked
               || jobState == QueueSystemWebSvc.JobState.Canceled)
               {
                  // If the job failed, error out.
                  throw (new ApplicationException("Queue request " + jobState + " for Job ID " + jobId + ".\r\n" + xmlError));
               }
               else
               {
                  Console.WriteLine("Job State: " + jobState + " for Job ID: " + jobId);
                  Thread.Sleep(QUEUE_WAIT_TIME * 1000);
               }
            }
         }
         while (!jobDone);
      }
      static private Guid CreateSampleProject(ProjectWebSvc.Project projectSvc, QueueSystemWebSvc.QueueSystem q)
      {
         ProjectWebSvc.ProjectDataSet projectDs = new ProjectWebSvc.ProjectDataSet();
         Guid jobId;
         // Create the project.
         ProjectWebSvc.ProjectDataSet.ProjectRow projectRow = projectDs.Project.NewProjectRow();
         projectRow.PROJ_UID = Guid.NewGuid();
         projectRow.PROJ_NAME = "Its a wonderful project at " + 
            DateTime.Now.ToShortDateString().Replace("/", "") + " " + 
            DateTime.Now.ToShortTimeString().Replace(":", "");
         projectRow.PROJ_TYPE = (int)PSLibrary.Project.ProjectType.Project;
         projectDs.Project.AddProjectRow(projectRow);

         // Add some tasks.
         ProjectWebSvc.ProjectDataSet.TaskRow taskOne = projectDs.Task.NewTaskRow();
         taskOne.PROJ_UID = projectRow.PROJ_UID;
         taskOne.TASK_UID = Guid.NewGuid();
         // The Task Duration format must be specified.
         taskOne.TASK_DUR_FMT = (int)PSLibrary.Task.DurationFormat.Day;
         taskOne.TASK_DUR = 4800;  // 8 hours in duration units (minute/10)
         taskOne.TASK_NAME = "Task One";
         taskOne.TASK_START_DATE = System.DateTime.Now.AddDays(1);
         projectDs.Task.AddTaskRow(taskOne);

         ProjectWebSvc.ProjectDataSet.TaskRow taskTwo = projectDs.Task.NewTaskRow();
         taskTwo.PROJ_UID = projectRow.PROJ_UID;
         taskTwo.TASK_UID = Guid.NewGuid();
         // The Task Duration format must be specified.
         taskTwo.TASK_DUR_FMT = (int)PSLibrary.Task.DurationFormat.Day;
         taskTwo.TASK_DUR = 4800;  // 8 hours in duration units (minute/10)
         taskTwo.TASK_NAME = "Task Two";
         taskTwo.TASK_START_DATE = System.DateTime.Now.AddDays(1);
         projectDs.Task.AddTaskRow(taskTwo);
         
         // Add a couple of resources.
         ProjectWebSvc.ProjectDataSet.ProjectResourceRow resOne = projectDs.ProjectResource.NewProjectResourceRow();
         resOne.PROJ_UID = projectRow.PROJ_UID;
         resOne.RES_UID = Guid.NewGuid();
         resOne.RES_NAME = "Brynja Sigrídur Blomsterberg";
         resOne.RES_INITIALS= "BSB";
         resOne.RES_TYPE = (int) PSLibrary.Resource.Type.WorkResource;
         projectDs.ProjectResource.AddProjectResourceRow(resOne);

         ProjectWebSvc.ProjectDataSet.ProjectResourceRow resTwo = projectDs.ProjectResource.NewProjectResourceRow();
         resTwo.PROJ_UID = projectRow.PROJ_UID;
         resTwo.RES_UID = Guid.NewGuid();
         resTwo.RES_NAME = "Worapon Pitayaphongpat";
         resTwo.RES_INITIALS = "WP";
         resTwo.RES_TYPE = (int) PSLibrary.Resource.Type.WorkResource;
         projectDs.ProjectResource.AddProjectResourceRow(resTwo);

         // Save the project to the database.
         jobId = Guid.NewGuid();
         projectSvc.QueueCreateProject(jobId, projectDs, false);
         WaitForQueue(q, jobId);
         return projectRow.PROJ_UID;
      }
      // 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 that it will not 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();
      }
      // A 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);
      }
   }
}

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