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//
// OciSessionHandle.cs
//
// Part of managed C#/.NET library System.Data.OracleClient.dll
//
// Part of the Mono class libraries at
// mcs/class/System.Data.OracleClient/System.Data.OracleClient.Oci
//
// Assembly: System.Data.OracleClient.dll
// Namespace: System.Data.OracleClient.Oci
//
// Author:
// Tim Coleman <tim@timcoleman.com>
// Daniel Morgan <monodanmorg@yahoo.com>
//
// Copyright (C) Tim Coleman, 2003
// Copyright (C) Daniel Morgan, 2009
//
//#define ORACLE_DATA_ACCESS
using System;
using System.Runtime.InteropServices;
namespace System.Data.OracleClient.Oci {
internal sealed class OciSessionHandle : OciHandle, IDisposable
{
#region Fields
OciErrorHandle errorHandle;
OciServiceHandle serviceHandle;
bool begun = false;
bool disposed = false;
string username;
string password;
//OciCredentialType credentialType;
#endregion // Fields
#region Constructors
public OciSessionHandle (OciHandle parent, IntPtr handle)
: base (OciHandleType.Session, parent, handle)
{
}
#endregion // Constructors
#region Properties
public OciServiceHandle Service {
get { return serviceHandle; }
set { serviceHandle = value; }
}
internal string Username {
get { return username; }
set { username = value; }
}
internal string Password {
get { return String.Empty; }
set { password = value; }
}
#endregion // Properties
#region Methods
internal bool SetCredentialAttributes (OciErrorHandle error)
{
errorHandle = error;
int status;
status = OciCalls.OCIAttrSetString (this,
OciHandleType.Session,
username,
(uint) username.Length,
OciAttributeType.Username,
errorHandle);
if (status != 0)
return false;
status = OciCalls.OCIAttrSetString (this,
OciHandleType.Session,
password,
(uint) password.Length,
OciAttributeType.Password,
errorHandle);
if (status != 0)
return false;
return true;
}
public bool BeginSession (OciCredentialType credentialType, OciSessionMode mode, OciErrorHandle error)
{
errorHandle = error;
int status;
if (credentialType == OciCredentialType.RDBMS) {
if (!SetCredentialAttributes (errorHandle))
return false;
}
status = OciCalls.OCISessionBegin (Service,
errorHandle,
Handle,
credentialType,
mode);
if (status != 0)
return false;
begun = true;
return true;
}
public void EndSession (OciErrorHandle error)
{
if (!begun)
return;
OciCalls.OCISessionEnd (Service, error, this, 0);
begun = false;
}
protected override void Dispose (bool disposing)
{
if (!disposed) {
try {
//EndSession (errorHandle);
disposed = false;
} finally {
base.Dispose (disposing);
}
}
}
#endregion // Methods
}
}
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