public override void EnterParameterListParameterValue(TnsNamesParser.ParameterListParameterValueContext context)
{
var parameterContext = (TnsNamesParser.ParameterContext)context.Parent;
string keyword = parameterContext.keyword().GetText();
_levelStack.Push(keyword);
bool isRootLevel = parameterContext.Parent is TnsNamesParser.Configuration_fileContext;
// TNS name node
if (isRootLevel && !string.Equals(keyword, "IFILE", StringComparison.OrdinalIgnoreCase))
{
_currentTnsNameInfo = new TnsNameNode(keyword.ToUpperInvariant(), parameterContext);
_currentTnsNameAddressList = new List <DatabaseAddressNode>();
}
// Address node
else if (string.Equals(keyword, "ADDRESS", StringComparison.OrdinalIgnoreCase))
{
_currentDatabaseAddress = new DatabaseAddressNode(parameterContext);
_currentTnsNameAddressList.Add(_currentDatabaseAddress);
}
base.EnterParameterListParameterValue(context);
}
public override void ExitParameter(TnsNamesParser.ParameterContext context)
{
string keyword = context.keyword().GetText();
bool isRootLevel = context.Parent is TnsNamesParser.Configuration_fileContext;
// Verify and add TNS name
if (isRootLevel && !string.Equals("IFILE", keyword, StringComparison.OrdinalIgnoreCase))
{
var nodeErrors = new List <TnsNamesListenerErrorNode>();
// TNS name
if (string.IsNullOrWhiteSpace(_currentTnsNameInfo.TnsName))
{
nodeErrors.Add(new TnsNamesListenerErrorNode(context, TnsNamesParseError.MissingTnsName));
}
// Service name
if (!string.IsNullOrWhiteSpace(_currentTnsNameServiceName))
{
_currentTnsNameInfo.ServiceName = _currentTnsNameServiceName;
}
else if (!string.IsNullOrWhiteSpace(_currentTnsNameSid))
{
_currentTnsNameInfo.ServiceName = _currentTnsNameSid;
}
else
{
nodeErrors.Add(new TnsNamesListenerErrorNode(context, TnsNamesParseError.MissingServiceName));
}
// Verify database addresses, require at least on database address
if (!_currentTnsNameAddressList.Any())
{
nodeErrors.Add(new TnsNamesListenerErrorNode(context, TnsNamesParseError.NoDatabaseAddresses));
}
foreach (var databaseAddress in _currentTnsNameAddressList)
{
// Protocol
if (string.IsNullOrWhiteSpace(databaseAddress.Protocol))
{
nodeErrors.Add(new TnsNamesListenerErrorNode(databaseAddress.ParameterContext, TnsNamesParseError.MissingProtocol));
continue;
}
if (string.Equals("TCP", databaseAddress.Protocol, StringComparison.OrdinalIgnoreCase) ||
string.Equals("TCPS", databaseAddress.Protocol, StringComparison.OrdinalIgnoreCase) ||
string.Equals("SDP", databaseAddress.Protocol, StringComparison.OrdinalIgnoreCase))
{
// Host
if (string.IsNullOrWhiteSpace(databaseAddress.Host))
{
nodeErrors.Add(new TnsNamesListenerErrorNode(databaseAddress.ParameterContext, TnsNamesParseError.MissingHost));
}
// Port
int port;
if (string.IsNullOrWhiteSpace(databaseAddress.PortStr))
{
nodeErrors.Add(new TnsNamesListenerErrorNode(databaseAddress.ParameterContext, TnsNamesParseError.MissingPort));
}
else if (!int.TryParse(databaseAddress.PortStr, NumberStyles.None, CultureInfo.InvariantCulture, out port))
{
nodeErrors.Add(new TnsNamesListenerErrorNode(databaseAddress.ParameterContext, TnsNamesParseError.InvalidPortString));
}
else if (port < 1 || port > 65535)
{
nodeErrors.Add(new TnsNamesListenerErrorNode(databaseAddress.ParameterContext, TnsNamesParseError.InvalidPortRange));
}
else
{
databaseAddress.PortNumber = port;
}
}
else if (string.Equals("IPC", databaseAddress.Protocol, StringComparison.OrdinalIgnoreCase))
{
// Key
if (string.IsNullOrWhiteSpace(databaseAddress.Key))
{
nodeErrors.Add(new TnsNamesListenerErrorNode(databaseAddress.ParameterContext, TnsNamesParseError.MissingKey));
}
}
else if (string.Equals("NMP", databaseAddress.Protocol, StringComparison.OrdinalIgnoreCase))
{
// Server
if (string.IsNullOrWhiteSpace(databaseAddress.Server))
{
nodeErrors.Add(new TnsNamesListenerErrorNode(databaseAddress.ParameterContext, TnsNamesParseError.MissingServer));
}
// Pipe
if (string.IsNullOrWhiteSpace(databaseAddress.Pipe))
{
nodeErrors.Add(new TnsNamesListenerErrorNode(databaseAddress.ParameterContext, TnsNamesParseError.MissingPipe));
}
}
}
// Add TNS name or alternativly error nodes
if (!nodeErrors.Any())
{
_currentTnsNameInfo.DatabaseAddresses = _currentTnsNameAddressList.ToArray();
TnsItems.Add(_currentTnsNameInfo);
}
else
{
foreach (var nodeError in nodeErrors)
{
ErrorNodes.Add(nodeError);
}
}
// Release current resources
_currentTnsNameSid = null;
_currentTnsNameServiceName = null;
_currentTnsNameInfo = null;
_currentTnsNameAddressList = null;
_currentDatabaseAddress = null;
}
base.ExitParameter(context);
}
