public override string ToString()
{
// XmlSerializer serializer = new XmlSerializer( GetType() );
XmlSerializer serializer = XmlSerializerManager.GetSerializer(GetType());
UTF8EncodedStringWriter stringWriter = new UTF8EncodedStringWriter();
try
{
serializer.Serialize(stringWriter, this);
return(stringWriter.ToString());
}
finally
{
stringWriter.Close();
}
}
/// ****************************************************************
/// public Get
/// ----------------------------------------------------------------
/// <summary>
/// </summary>
/// ****************************************************************
///
public ChangeRecordDetail Get()
{
Debug.VerifySetting("OperatorKey");
ChangeRecordDetail detail = new ChangeRecordDetail();
try
{
//
// Get the list of known operators.
//
StringCollection operators = new StringCollection();
SqlStoredProcedureAccessor sp = new SqlStoredProcedureAccessor();
sp.ProcedureName = "net_operators_get";
SqlDataReaderAccessor reader = sp.ExecuteReader();
try
{
while (reader.Read())
{
operators.Add(reader.GetGuidString("operatorKey"));
}
}
finally
{
reader.Close();
}
//
// Set the search criteria for change records.
//
foreach (string operatorKey in operators)
{
long startUSN;
long stopUSN;
startUSN = 0;
foreach (ChangeRecordVector mark in ChangesAlreadySeen)
{
if (0 == String.Compare(operatorKey, mark.NodeID, true))
{
startUSN = mark.OriginatingUSN + 1;
break;
}
}
stopUSN = System.Int64.MaxValue;
foreach (ChangeRecordVector mark in ResponseLimitVector)
{
if (0 == String.Compare(operatorKey, mark.NodeID, true))
{
stopUSN = mark.OriginatingUSN;
break;
}
}
FindChangeRecords.SetRange(operatorKey, startUSN, stopUSN);
}
//
// Retrieve the change records.
//
int limit = Config.GetInt("Replication.ResponseLimitCountDefault");
if (ResponseLimitCount >= 0 && ResponseLimitCount <= limit)
{
limit = ResponseLimitCount;
}
reader = FindChangeRecords.RetrieveResults(limit);
try
{
while (reader.Read())
{
XmlSerializer serializer = null;
switch ((ChangeRecordPayloadType)reader.GetShort("changeTypeID"))
{
case ChangeRecordPayloadType.ChangeRecordNull:
serializer = XmlSerializerManager.GetSerializer(typeof(ChangeRecordNull));
break;
case ChangeRecordPayloadType.ChangeRecordNewData:
serializer = XmlSerializerManager.GetSerializer(typeof(ChangeRecordNewData));
break;
case ChangeRecordPayloadType.ChangeRecordDelete:
serializer = XmlSerializerManager.GetSerializer(typeof(ChangeRecordDelete));
break;
case ChangeRecordPayloadType.ChangeRecordPublisherAssertion:
serializer = XmlSerializerManager.GetSerializer(typeof(ChangeRecordPublisherAssertion));
break;
case ChangeRecordPayloadType.ChangeRecordHide:
serializer = XmlSerializerManager.GetSerializer(typeof(ChangeRecordHide));
break;
case ChangeRecordPayloadType.ChangeRecordDeleteAssertion:
serializer = XmlSerializerManager.GetSerializer(typeof(ChangeRecordDeleteAssertion));
break;
case ChangeRecordPayloadType.ChangeRecordAcknowledgement:
serializer = XmlSerializerManager.GetSerializer(typeof(ChangeRecordAcknowledgement));
break;
case ChangeRecordPayloadType.ChangeRecordCorrection:
serializer = XmlSerializerManager.GetSerializer(typeof(ChangeRecordCorrection));
break;
}
StringReader stringReader = new StringReader(reader.GetString("changeData"));
try
{
ChangeRecord changeRecord = new ChangeRecord();
changeRecord.AcknowledgementRequested = (reader.GetInt("flag") & (int)ChangeRecordFlags.AcknowledgementRequested) > 0;
changeRecord.ChangeID.NodeID = reader.GetString("OperatorKey");
changeRecord.ChangeID.OriginatingUSN = reader.GetLong("USN");
ChangeRecordBase changeRecordBase = ( ChangeRecordBase )serializer.Deserialize(stringReader);
if (changeRecordBase is ChangeRecordCorrection)
{
//
// The query to find change records will do correction 'fixups'. That is, the changeData of this
// change record will be replaced with the changeData from the correction. The problem with this is
// that the original change data will now look like a correction. To distinguish these types of
// change records, we look to see if the OriginatingUSN's match. If the OriginatingUSN's match,
// we want they payload of the change record in this correction. This payload will contain the
// corrected data that we want.
//
ChangeRecordCorrection changeRecordCorrection = ( ChangeRecordCorrection )changeRecordBase;
if (changeRecordCorrection.ChangeRecord.ChangeID.OriginatingUSN == changeRecord.ChangeID.OriginatingUSN)
{
changeRecordBase = changeRecordCorrection.ChangeRecord.Payload;
}
}
changeRecord.Payload = changeRecordBase;
detail.ChangeRecords.Add(changeRecord);
}
finally
{
stringReader.Close();
}
}
}
finally
{
reader.Close();
}
}
catch (Exception e)
{
Debug.OperatorMessage(
SeverityType.Error,
CategoryType.Replication,
OperatorMessageType.None,
"Could not retrieve change records:\r\n" + e.ToString());
FindChangeRecords.CleanUp();
throw;
}
return(detail);
}
public void ProcessRequest(HttpContext ctx)
{
try
{
//
// Verify the GET verb was used and that a query string is
// specified.
//
if ("GET" != ctx.Request.RequestType.ToUpper())
{
ctx.Response.AddHeader("Allow", "GET");
ctx.Response.StatusCode = 405; // Method Not Allowed
return;
}
if (null == ctx.Request.QueryString["businessKey"])
{
ctx.Response.StatusCode = 400; // Bad Request
ctx.Response.Write("<h1>400 Bad Request</h1>Missing required argument 'businessKey'");
return;
}
//
// Attempt to retrieve the business entity.
//
ConnectionManager.Open(false, false);
string businessKey = ctx.Request.QueryString["businessKey"];
BusinessEntity be = new BusinessEntity(businessKey);
be.Get();
//
// Serialize the business Entity to the response stream
// using UTF-8 encoding
//
// XmlSerializer serializer = new XmlSerializer( be.GetType() );
XmlSerializer serializer = XmlSerializerManager.GetSerializer(be.GetType());
UTF8Encoding utf8 = new UTF8Encoding(false);
StreamWriter sr = new StreamWriter(ctx.Response.OutputStream, utf8);
serializer.Serialize(sr, be);
ctx.Response.AddHeader("Content-Type", "text/xml; charset=utf-8");
}
catch (FormatException e)
{
//
// We get a FormatException when passed a bad GUID.
//
ctx.Response.StatusCode = 400; // Bad Request
ctx.Response.Write("<h1>400 Bad Request</h1>" + e.Message);
}
catch (SqlException e)
{
//
// We get a SqlException when we could not get the data.
//
ctx.Response.StatusCode = 400; // Bad Request
ctx.Response.Write("<h1>400 Bad Request</h1>" + e.Message);
}
catch (UDDIException e)
{
ctx.Response.StatusCode = 400; // Bad Request
ctx.Response.Write("<h1>400 Bad Request</h1>" + e.Message);
}
catch (Exception e)
{
ctx.Response.StatusCode = 500; // Internal Server Error
ctx.Response.Write("<h1>500 Internal Server Error</h1>");
Debug.OperatorMessage(SeverityType.Error, CategoryType.None, OperatorMessageType.None, e.ToString());
}
finally
{
ConnectionManager.Close();
}
}
public long Log()
{
string changeData;
//
// Serialize the change data.
//
Type type = Payload.GetType();
//XmlSerializer serializer = new XmlSerializer( type );
XmlSerializer serializer = XmlSerializerManager.GetSerializer(type);
XmlSerializerNamespaces namespaces = new XmlSerializerNamespaces();
UTF8EncodedStringWriter stringWriter = new UTF8EncodedStringWriter();
try
{
namespaces.Add("", "urn:uddi-org:repl");
serializer.Serialize(stringWriter, Payload, namespaces);
changeData = stringWriter.ToString();
}
finally
{
stringWriter.Close();
}
//
// Store the record in the change log.
//
SqlStoredProcedureAccessor sp = new SqlStoredProcedureAccessor("net_changeRecord_save");
sp.Parameters.Add("@USN", SqlDbType.BigInt);
sp.Parameters.Add("@PUID", SqlDbType.NVarChar, UDDI.Constants.Lengths.UserID);
sp.Parameters.Add("@delegatePUID", SqlDbType.NVarChar, UDDI.Constants.Lengths.UserID);
sp.Parameters.Add("@operatorKey", SqlDbType.UniqueIdentifier);
sp.Parameters.Add("@entityKey", SqlDbType.UniqueIdentifier);
sp.Parameters.Add("@entityTypeID", SqlDbType.TinyInt);
sp.Parameters.Add("@changeTypeID", SqlDbType.TinyInt);
sp.Parameters.Add("@contextID", SqlDbType.UniqueIdentifier);
sp.Parameters.Add("@contextTypeID", SqlDbType.TinyInt);
sp.Parameters.Add("@lastChange", SqlDbType.BigInt);
sp.Parameters.Add("@changeData", SqlDbType.NText);
sp.Parameters.Add("@flag", SqlDbType.Int);
sp.Parameters.Add("@seqNo", SqlDbType.BigInt, ParameterDirection.Output);
if (Utility.StringEmpty(ChangeID.NodeID) ||
0 == String.Compare(Config.GetString("OperatorKey"), ChangeID.NodeID, true))
{
sp.Parameters.SetNull("@USN");
sp.Parameters.SetString("@PUID", Context.User.ID);
sp.Parameters.SetString("@delegatePUID", Context.User.ImpersonatorID);
sp.Parameters.SetNull("@operatorKey");
}
else
{
sp.Parameters.SetLong("@USN", changeID.OriginatingUSN);
sp.Parameters.SetNull("@PUID");
sp.Parameters.SetNull("@delegatePUID");
sp.Parameters.SetGuidFromString("@operatorKey", changeID.NodeID);
}
sp.Parameters.SetGuid("@contextID", Context.ContextID);
sp.Parameters.SetInt("@flag", AcknowledgementRequested ? 0x1 : 0x0);
sp.Parameters.SetLong("@lastChange", DateTime.UtcNow.Ticks);
sp.Parameters.SetShort("@contextTypeID", (short)Context.ContextType);
sp.Parameters.SetShort("@changeTypeID", (short)Payload.ChangeRecordPayloadType);
if (Payload is ChangeRecordNewData)
{
ChangeRecordNewData payload = (ChangeRecordNewData)Payload;
sp.Parameters.SetShort("@entityTypeID", (short)payload.EntityType);
if (EntityType.TModel == payload.EntityType)
{
sp.Parameters.SetGuidFromKey("@entityKey", payload.Entity.EntityKey);
}
else
{
sp.Parameters.SetGuidFromString("@entityKey", payload.Entity.EntityKey);
}
}
else if (Payload is ChangeRecordDelete)
{
ChangeRecordDelete payload = (ChangeRecordDelete)Payload;
sp.Parameters.SetShort("@entityTypeID", (short)payload.EntityType);
if (EntityType.TModel == payload.EntityType)
{
sp.Parameters.SetGuidFromKey("@entityKey", payload.EntityKey);
}
else
{
sp.Parameters.SetGuidFromString("@entityKey", payload.EntityKey);
}
}
else if (Payload is ChangeRecordHide)
{
sp.Parameters.SetShort("@entityTypeID", (short)EntityType.TModel);
sp.Parameters.SetGuidFromKey("@entityKey", ((ChangeRecordHide)Payload).TModelKey);
}
else
{
sp.Parameters.SetNull("@entityTypeID");
sp.Parameters.SetNull("@entityKey");
}
sp.Parameters.SetString("@changeData", changeData);
sp.ExecuteNonQuery();
return(sp.Parameters.GetLong("@seqNo"));
}
public static void Throw(Exception e)
{
Debug.Enter();
//
// If this is a UDDI exception get the error number
// Otherwise map all other errors to E_fatalError
//
ErrorType et = ErrorType.E_fatalError;
string debugMessage = "";
if (e is UDDI.UDDIException)
{
et = (ErrorType)((UDDIException)e).Number;
}
else if (e is System.Data.SqlClient.SqlException)
{
//
// SECURITY: SqlException's include stored procedure names
// This information is flowing back to the client in the SOAPFault
// information. This information should be logged and not returned.
//
System.Data.SqlClient.SqlException se = (System.Data.SqlClient.SqlException)e;
//
// Build a detailed message about the exception; this text is not sent back to the user.
//
debugMessage = "SQL Exception in " + se.Procedure +
" line " + se.LineNumber +
" [severity " + se.Class +
", state " + se.State;
debugMessage += ", server " + se.Server;
debugMessage += "]";
//
// Is this one of our custom error messages? If so, we'll masssage the
// error code into one of the UDDIException error types (custom errors
// are thrown as ErrorType + 50000). Otherwise, we'll simply use
// E_fatalError.
//
if (16 == se.Class)
{
et = (ErrorType)(se.Number - 50000);
}
else
{
//
// 739178 - See if this was a SQL deadlock issue. If it was, then return an E_serverBusy error
// instead. The 1205 number is a retrieved from sysmessages table in the masters database of
// SQL Server. See the SQL Books Online for more information about 1205.
//
if (1205 == se.Number)
{
//
// Change the 'e' variable to a new exception; need to do this since e.Message
// is read-only. Keep track of the original exception so we can log it.
//
Exception originalException = e;
e = new UDDIException(ErrorType.E_busy, "ERROR_BUSY");
et = ErrorType.E_busy;
Debug.Write(SeverityType.Info, CategoryType.Data, "A deadlock exception has been converted to an E_busy exception. The original exception was:\r\n" + originalException.ToString());
}
else
{
et = ErrorType.E_fatalError;
}
}
}
//
// Log this error message.
//
Debug.Write(SeverityType.Info, CategoryType.Data, "An exception occurred. Details Follow:\r\n" + e.ToString() + "\r\n\r\n" + debugMessage);
//
// if this is a V1.0 call, map any new V2.0 error codes to
// v1.0 error codes
//
if (1 == Context.ApiVersionMajor)
{
switch (et)
{
case ErrorType.E_invalidValue:
case ErrorType.E_valueNotAllowed:
case ErrorType.E_invalidProjection:
case ErrorType.E_assertionNotFound:
case ErrorType.E_invalidCompletionStatus:
case ErrorType.E_messageTooLarge:
case ErrorType.E_transferAborted:
case ErrorType.E_publisherCancelled:
case ErrorType.E_requestDenied:
case ErrorType.E_secretUnknown:
et = ErrorType.E_fatalError;
break;
}
}
//
// Construct a new instance of a disposition report
//
DispositionReport dr = new DispositionReport(et, e.Message);
//
// Serialize the disposition report to a stream and load into
// a DOM.
//
XmlDocument doc = new XmlDocument();
MemoryStream strm = new MemoryStream();
// XmlSerializer serializer = new XmlSerializer( typeof( DispositionReport ) );
XmlSerializer serializer = XmlSerializerManager.GetSerializer(typeof(DispositionReport));
serializer.Serialize(strm, dr);
strm.Position = 0;
doc.Load(strm);
//
// Wrap the disposition report with a detail node.
//
XmlNode detail = doc.CreateNode(
XmlNodeType.Element,
SoapException.DetailElementName.Name,
SoapException.DetailElementName.Namespace);
detail.AppendChild(doc.FirstChild.NextSibling);
//
// Construct the SOAP exception using the dr XML
// as details and the received Exception as the inner exception.
//
UDDIText uddiText = new UDDIText("ERROR_FATAL_ERROR");
throw new UDDISoapException(uddiText.GetText(),
SoapException.ClientFaultCode,
"",
detail,
e);
}