Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / whidbey / NetFXspW7 / ndp / fx / src / DataOracleClient / System / Data / OracleClient / OracleException.cs / 1 / OracleException.cs
//------------------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// [....]
//-----------------------------------------------------------------------------
namespace System.Data.OracleClient
{
using System;
using System.Data;
using System.Data.Common;
using System.Diagnostics;
using System.IO;
using System.Globalization;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Runtime.Serialization;
using System.Runtime.ConstrainedExecution;
//---------------------------------------------------------------------
// OracleException
//
// You end up with one of these when an OCI call fails unexpectedly.
//
[Serializable]
sealed public class OracleException : System.Data.Common.DbException {
private int _code;
// runtime will call even if private...
private OracleException(SerializationInfo si, StreamingContext sc) : base(si, sc) {
_code = (int) si.GetValue("code", typeof(int));
HResult = HResults.OracleException;
}
private OracleException(string message, int code) : base(message) {
_code = code;
HResult = HResults.OracleException;
}
public int Code {
get {
return _code;
}
}
static private bool ConnectionIsBroken(int code) {
bool result;
if (12500 <= code && code <= 12699) { // TNS errors
result = true;
}
else {
switch (code) {
case 18: // max sessions exceeded
case 19: // max session licenses exceeded
case 24: // server is in single process mode
case 28: // session has been killed
case 436: // oracle isn't licensed
case 1012: // not logged on.
case 1033: // startup/shutdown in progress
case 1034: // oracle not available
case 1075: // currently logged on
case 2392: // exceeded session limit on CPU usage,you are being logged off.
case 2399: // exceeded maximum connect time, you are being logged off.
case 3113: // end-of-file on communication channel
case 3114: // not connected to ORACLE
result = true;
break;
default:
result = false;
break;
}
}
return result;
}
static internal OracleException CreateException(OciErrorHandle errorHandle, int rc) {
int code;
string message;
using (NativeBuffer buf = new NativeBuffer_Exception(1000)) {
if (null != errorHandle) {
int record = 1;
int rcTemp = TracedNativeMethods.OCIErrorGet(
errorHandle,
record,
out code,
buf
);
if (0 == rcTemp) {
message = errorHandle.PtrToString(buf);
// For warning messages, revert back to the OCI7 routine to get
// the text of the message.
if (code != 0 && message.StartsWith("ORA-00000", StringComparison.Ordinal)) {
rcTemp = TracedNativeMethods.oermsg((short)code, buf);
if (0 == rcTemp) {
message = errorHandle.PtrToString(buf);
}
}
}
else {
Debug.Assert(false, "Failed to get oracle message text");
// If we couldn't successfully read the message text, we pick
// something more descriptive, like "we couldn't read the message"
// instead of just handing back an empty string...
message = Res.GetString(Res.ADP_NoMessageAvailable, rc, rcTemp);
code = 0;
}
// Make sure we doom the connection if its broken.
if (ConnectionIsBroken(code)) {
errorHandle.ConnectionIsBroken = true;
}
}
else {
Debug.Assert(false, "Failed to get oracle message text");
// If we couldn't successfully read the message text, we pick
// something more descriptive, like "we couldn't read the message"
// instead of just handing back an empty string...
message = Res.GetString(Res.ADP_NoMessageAvailable, rc, -1);
code = 0;
}
return new OracleException(message, code);
}
}
static internal OracleException CreateException(int rc, OracleInternalConnection internalConnection) {
int code;
string message;
using (NativeBuffer buf = new NativeBuffer_Exception(1000)) {
int length = buf.Length;
code = 0;
int rcTemp = TracedNativeMethods.OraMTSOCIErrGet(ref code, buf, ref length);
if (1 == rcTemp) {
message = buf.PtrToStringAnsi(0, length);
}
else {
Debug.Assert(false, "Failed to get oracle message text");
// If we couldn't successfully read the message text, we pick
// something more descriptive, like "we couldn't read the message"
// instead of just handing back an empty string...
message = Res.GetString(Res.ADP_NoMessageAvailable, rc, rcTemp);
code = 0;
}
// Make sure we doom the connection if its broken.
if (ConnectionIsBroken(code)) {
internalConnection.DoomThisConnection();
}
return new OracleException(message, code);
}
}
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
static internal void Check(OciErrorHandle errorHandle, int rc) {
switch ((OCI.RETURNCODE)rc) {
case OCI.RETURNCODE.OCI_ERROR: // -1: Bad programming by the customer.
case OCI.RETURNCODE.OCI_NO_DATA: //100: Bad programming by the customer/expected error.
throw ADP.OracleError(errorHandle, rc);
case OCI.RETURNCODE.OCI_INVALID_HANDLE: // -2: Bad programming on my part.
throw ADP.InvalidOperation(Res.GetString(Res.ADP_InternalError, rc));
default:
if (rc < 0 || rc == (int)OCI.RETURNCODE.OCI_NEED_DATA || rc == (int)OCI.RETURNCODE.OCI_SUCCESS_WITH_INFO)
throw ADP.Simple(Res.GetString(Res.ADP_UnexpectedReturnCode, rc.ToString(CultureInfo.CurrentCulture)));
Debug.Assert(false, "Unexpected return code: " + rc); // shouldn't be here for any reason.
break;
}
}
static internal void Check(int rc, OracleInternalConnection internalConnection) {
if (0 != rc)
throw ADP.OracleError(rc, internalConnection);
}
[System.Security.Permissions.SecurityPermissionAttribute(System.Security.Permissions.SecurityAction.LinkDemand, Flags=System.Security.Permissions.SecurityPermissionFlag.SerializationFormatter)]
override public void GetObjectData(SerializationInfo si, StreamingContext context) {
if (null == si) {
throw new ArgumentNullException("si");
}
si.AddValue("code", _code, typeof(int));
base.GetObjectData(si, context);
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
//------------------------------------------------------------------------------
//
// Copyright (c) Microsoft Corporation. All rights reserved.
//
// [....]
//-----------------------------------------------------------------------------
namespace System.Data.OracleClient
{
using System;
using System.Data;
using System.Data.Common;
using System.Diagnostics;
using System.IO;
using System.Globalization;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Runtime.Serialization;
using System.Runtime.ConstrainedExecution;
//---------------------------------------------------------------------
// OracleException
//
// You end up with one of these when an OCI call fails unexpectedly.
//
[Serializable]
sealed public class OracleException : System.Data.Common.DbException {
private int _code;
// runtime will call even if private...
private OracleException(SerializationInfo si, StreamingContext sc) : base(si, sc) {
_code = (int) si.GetValue("code", typeof(int));
HResult = HResults.OracleException;
}
private OracleException(string message, int code) : base(message) {
_code = code;
HResult = HResults.OracleException;
}
public int Code {
get {
return _code;
}
}
static private bool ConnectionIsBroken(int code) {
bool result;
if (12500 <= code && code <= 12699) { // TNS errors
result = true;
}
else {
switch (code) {
case 18: // max sessions exceeded
case 19: // max session licenses exceeded
case 24: // server is in single process mode
case 28: // session has been killed
case 436: // oracle isn't licensed
case 1012: // not logged on.
case 1033: // startup/shutdown in progress
case 1034: // oracle not available
case 1075: // currently logged on
case 2392: // exceeded session limit on CPU usage,you are being logged off.
case 2399: // exceeded maximum connect time, you are being logged off.
case 3113: // end-of-file on communication channel
case 3114: // not connected to ORACLE
result = true;
break;
default:
result = false;
break;
}
}
return result;
}
static internal OracleException CreateException(OciErrorHandle errorHandle, int rc) {
int code;
string message;
using (NativeBuffer buf = new NativeBuffer_Exception(1000)) {
if (null != errorHandle) {
int record = 1;
int rcTemp = TracedNativeMethods.OCIErrorGet(
errorHandle,
record,
out code,
buf
);
if (0 == rcTemp) {
message = errorHandle.PtrToString(buf);
// For warning messages, revert back to the OCI7 routine to get
// the text of the message.
if (code != 0 && message.StartsWith("ORA-00000", StringComparison.Ordinal)) {
rcTemp = TracedNativeMethods.oermsg((short)code, buf);
if (0 == rcTemp) {
message = errorHandle.PtrToString(buf);
}
}
}
else {
Debug.Assert(false, "Failed to get oracle message text");
// If we couldn't successfully read the message text, we pick
// something more descriptive, like "we couldn't read the message"
// instead of just handing back an empty string...
message = Res.GetString(Res.ADP_NoMessageAvailable, rc, rcTemp);
code = 0;
}
// Make sure we doom the connection if its broken.
if (ConnectionIsBroken(code)) {
errorHandle.ConnectionIsBroken = true;
}
}
else {
Debug.Assert(false, "Failed to get oracle message text");
// If we couldn't successfully read the message text, we pick
// something more descriptive, like "we couldn't read the message"
// instead of just handing back an empty string...
message = Res.GetString(Res.ADP_NoMessageAvailable, rc, -1);
code = 0;
}
return new OracleException(message, code);
}
}
static internal OracleException CreateException(int rc, OracleInternalConnection internalConnection) {
int code;
string message;
using (NativeBuffer buf = new NativeBuffer_Exception(1000)) {
int length = buf.Length;
code = 0;
int rcTemp = TracedNativeMethods.OraMTSOCIErrGet(ref code, buf, ref length);
if (1 == rcTemp) {
message = buf.PtrToStringAnsi(0, length);
}
else {
Debug.Assert(false, "Failed to get oracle message text");
// If we couldn't successfully read the message text, we pick
// something more descriptive, like "we couldn't read the message"
// instead of just handing back an empty string...
message = Res.GetString(Res.ADP_NoMessageAvailable, rc, rcTemp);
code = 0;
}
// Make sure we doom the connection if its broken.
if (ConnectionIsBroken(code)) {
internalConnection.DoomThisConnection();
}
return new OracleException(message, code);
}
}
[ReliabilityContract(Consistency.WillNotCorruptState, Cer.MayFail)]
static internal void Check(OciErrorHandle errorHandle, int rc) {
switch ((OCI.RETURNCODE)rc) {
case OCI.RETURNCODE.OCI_ERROR: // -1: Bad programming by the customer.
case OCI.RETURNCODE.OCI_NO_DATA: //100: Bad programming by the customer/expected error.
throw ADP.OracleError(errorHandle, rc);
case OCI.RETURNCODE.OCI_INVALID_HANDLE: // -2: Bad programming on my part.
throw ADP.InvalidOperation(Res.GetString(Res.ADP_InternalError, rc));
default:
if (rc < 0 || rc == (int)OCI.RETURNCODE.OCI_NEED_DATA || rc == (int)OCI.RETURNCODE.OCI_SUCCESS_WITH_INFO)
throw ADP.Simple(Res.GetString(Res.ADP_UnexpectedReturnCode, rc.ToString(CultureInfo.CurrentCulture)));
Debug.Assert(false, "Unexpected return code: " + rc); // shouldn't be here for any reason.
break;
}
}
static internal void Check(int rc, OracleInternalConnection internalConnection) {
if (0 != rc)
throw ADP.OracleError(rc, internalConnection);
}
[System.Security.Permissions.SecurityPermissionAttribute(System.Security.Permissions.SecurityAction.LinkDemand, Flags=System.Security.Permissions.SecurityPermissionFlag.SerializationFormatter)]
override public void GetObjectData(SerializationInfo si, StreamingContext context) {
if (null == si) {
throw new ArgumentNullException("si");
}
si.AddValue("code", _code, typeof(int));
base.GetObjectData(si, context);
}
}
}
// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- WorkflowDataContext.cs
- ListViewGroupConverter.cs
- ParserHooks.cs
- XmlSchemaComplexContentRestriction.cs
- Base64Decoder.cs
- SqlTriggerAttribute.cs
- Matrix.cs
- CollectionEditorDialog.cs
- TreeNodeStyleCollection.cs
- ContextMenu.cs
- ConfigurationValidatorAttribute.cs
- CompilerTypeWithParams.cs
- DesignTimeType.cs
- DataControlButton.cs
- Context.cs
- ComboBox.cs
- JoinGraph.cs
- TraceContextRecord.cs
- TcpStreams.cs
- ToolStripDropDownItem.cs
- TextInfo.cs
- ResourcesBuildProvider.cs
- WebPartConnectionsConfigureVerb.cs
- MissingFieldException.cs
- BamlResourceSerializer.cs
- PropertyToken.cs
- HtmlInputImage.cs
- ProxyElement.cs
- Axis.cs
- GroupBoxRenderer.cs
- Buffer.cs
- _KerberosClient.cs
- PropertyInformation.cs
- DataConnectionHelper.cs
- DecimalConverter.cs
- OracleDataReader.cs
- HandledEventArgs.cs
- DbParameterCollection.cs
- Transform3DCollection.cs
- AudioDeviceOut.cs
- XamlWriter.cs
- NamedObject.cs
- WinHttpWebProxyFinder.cs
- _OSSOCK.cs
- TransactionState.cs
- DesignerTextViewAdapter.cs
- SubclassTypeValidatorAttribute.cs
- ThrowHelper.cs
- VerticalAlignConverter.cs
- OpCodes.cs
- PointLight.cs
- Encoder.cs
- UserNamePasswordValidator.cs
- CriticalFileToken.cs
- SpellCheck.cs
- Task.cs
- ChainOfDependencies.cs
- PeekCompletedEventArgs.cs
- MdImport.cs
- PrintDialogException.cs
- LZCodec.cs
- SQLInt32Storage.cs
- ToolStrip.cs
- ConfigurationLoaderException.cs
- ViewManager.cs
- OrderedDictionary.cs
- Rule.cs
- InputEventArgs.cs
- FileUtil.cs
- ConfigurationStrings.cs
- BindMarkupExtensionSerializer.cs
- PeerApplication.cs
- DataServiceException.cs
- GridViewPageEventArgs.cs
- SR.cs
- AspNetHostingPermission.cs
- X509Certificate.cs
- LineSegment.cs
- ReadOnlyCollectionBuilder.cs
- ExeConfigurationFileMap.cs
- TrackingProfileCache.cs
- SerializableAttribute.cs
- FontStretchConverter.cs
- FixedSOMTable.cs
- ApplicationFileCodeDomTreeGenerator.cs
- ToolStripSeparator.cs
- CompoundFileStorageReference.cs
- WorkflowOperationInvoker.cs
- EventProxy.cs
- MenuItemStyle.cs
- AndCondition.cs
- DynamicRouteExpression.cs
- CaseInsensitiveOrdinalStringComparer.cs
- XmlCodeExporter.cs
- BinHexDecoder.cs
- TdsParserHelperClasses.cs
- PropVariant.cs
- NullableLongAverageAggregationOperator.cs
- SolidColorBrush.cs
- WebPartManagerInternals.cs