AccessMode enum | QSYS API Reference Guide

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Specifies the access mode for a data operation.

Namespace: ASNA.DataGate.Common Assembly: ASNA.QSys.DataGate.Client.dll

Enum Values

Name	Description	Value
Arrival	Specifies arrival access.	2
CacheWrites	Specifies cache writes access.	32
Change	Specifies change access.	4
CommitmentControl	Specifies commitment control access.	16
Delete	Specifies delete access.	8
Output	Specifies output access.	76
OutputCache	Specifies output cache access.	108
PrintPreview	Specifies print preview access.	256
Read	Specifies read access.	129
ReadWrite	Specifies read/write access.	193
ReadWriteCache	Specifies read/write cache access.	225
RWCD	Specifies RWCD access.	205
RWCDCache	Specifies RWCDCache access.	237
SetLLAsILE	Specifies SetLLAsILE access.	1
Write	Specifies write access.	64
WriteCache	Specifies write cache access.	96
WriteCacheArrival	Specifies write cache arrival access.	98

Examples

  AdgConnection db = new AdgConnection("*Public/DG NET Local");
  FileAdapter dbFile = new FileAdapter(db, "*Libl/CMASTNEWL1", "CMMASTERL1");
  /* We need to open this file for Read as well as as Delete
   * in order search for the key value. */
  dbFile.AccessMode = AccessMode.Delete | AccessMode.Read;

  AdgDataSet myDS = null;
  try
  {
      dbFile.OpenNewAdgDataSet(out myDS);
  }
  catch(dgException dgEx)
  {
      MessageBox.Show("Error opening file! " + dgEx.Message, "Error");
      //Exit procedure or end application here.
  }

  /* We retrieve the record for customer number 82900 and delete it! */
  AdgKeyTable keyTbl = myDS.NewKeyTable("RCMMASTL1");
  keyTbl.Row["CMCUSTNO"] = 82900;
  try
  {
      dbFile.DeleteKey(keyTbl);
  }
  catch(dgException dgEx)
  {
      /* We catch the dgException only if it was caused by
       * the key value not being found. */
      if (dgEx.Error != dgErrorNumber.dgEaNOTFND)
          throw dgEx;
  }
  dbFile.Close();
  db.Close();