API : GetHeaderColumnsImportFileRequest

Récupère les entêtes des colonnes du fichier source; ou récupère les entêtes de colonnes générées si le fichier source ne contient pas d'entêtes de colonnes

// Create an import (data import) entity instance.
import import = new import();
import.name = "Importing data";

// Distinguish between an import and an update.
import.isimport = new CrmBoolean();
import.isimport.Value = true;
import.modecode = new Picklist();
import.modecode.Value = ImportModeCode.Create; 

// Create the import (data import) entity instance. 
// in Microsoft Dynamics CRM
Guid importId = service.Create(import);

// Create a logical source file of the data being imported.
importfile importFile = new importfile();
importFile.name = "Account record import.";
importFile.source = "import_accounts.csv";
importFile.sourceentityname = "Account_1";
importFile.targetentityname = EntityName.account.ToString();

// Read contents from disk.
importFile.content = ReadCsvFile("import_accounts.csv");

// Configure delimiters.
importFile.datadelimitercode = new Picklist();
importFile.datadelimitercode.Value = ImportDataDelimiter.DoubleQuote;
importFile.fielddelimitercode = new Picklist();
importFile.fielddelimitercode.Value = ImportFieldDelimiter.Comma;

// Do not allow duplicate records to import.
importFile.enableduplicatedetection = new CrmBoolean();
importFile.enableduplicatedetection.Value = false;

// Relate the import file to the parent import (data import).
importFile.importid = new Lookup();
importFile.importid.type = EntityName.import.ToString();
importFile.importid.Value = importId;

// Relate this import file to the parent data map.
importFile.importmapid = new Lookup();
importFile.importmapid.type = EntityName.importmap.ToString();
importFile.importmapid.Value = importMapId;

// Do not use the first row during import.
importFile.isfirstrowheader = new CrmBoolean();
importFile.isfirstrowheader.Value = true;

// Specify to process the column.
importFile.processcode = new Picklist();
importFile.processcode.Value = ImportProcessCode.Process;

// Specify the current user as the record owner.
WhoAmIRequest systemUserRequest = new WhoAmIRequest();
WhoAmIResponse systemUserReponse = (WhoAmIResponse)service.Execute(systemUserRequest);

// Specify the owner ID.
importFile.recordsownerid = new Lookup();
importFile.recordsownerid.type = EntityName.systemuser.ToString();
importFile.recordsownerid.Value = systemUserReponse.UserId;

// Create the import file.
Guid importFileId = service.Create(importFile);

// Retrieve the header columns used in the import file.
GetHeaderColumnsImportFileRequest headerColumnsRequest = new GetHeaderColumnsImportFileRequest();
headerColumnsRequest.ImportFileId = importFileId;
GetHeaderColumnsImportFileResponse headerColumnsResponse = (GetHeaderColumnsImportFileResponse)service.Execute(headerColumnsRequest);

// Output the header columns.
int columnNum = 1;
foreach(string headerName in headerColumnsResponse.Columns)
{
Console.WriteLine("Column[" + columnNum.ToString() + "] = " + headerName);
columnNum++;
}