public bool Equals(PositionalParameterSpecification other)
{
if (ReferenceEquals(null, other))
{
return false;
}
if (ReferenceEquals(this, other))
{
return true;
}
return other.hqlPosition == hqlPosition;
}
private IEnumerable<IParameterSpecification> CreateParameterSpecificationsAndAssignBackTrack(IEnumerable<Parameter> sqlPatameters)
{
var specifications = new List<IParameterSpecification>();
int position = 0;
var parameters = sqlPatameters.ToArray();
for (var sqlParameterPos = 0; sqlParameterPos < parameters.Length;)
{
var specification = new PositionalParameterSpecification(1, 0, position++) {ExpectedType = UniqueKeyType};
var paramTrackers = specification.GetIdsForBackTrack(Factory);
foreach (var paramTracker in paramTrackers)
{
parameters[sqlParameterPos++].BackTrack = paramTracker;
}
specifications.Add(specification);
}
return specifications;
}
protected virtual IEnumerable<IParameterSpecification> CreateParameterSpecificationsAndAssignBackTrack(IEnumerable<Parameter> sqlPatameters)
{
// This implementation can manage even the case of batch-loading
var specifications = new List<IParameterSpecification>();
int position = 0;
var parameters = sqlPatameters.ToArray();
for (var sqlParameterPos = 0; sqlParameterPos < parameters.Length; )
{
var specification = new PositionalParameterSpecification(1, 0, position++) { ExpectedType = KeyType };
var paramTrackers = specification.GetIdsForBackTrack(Factory);
foreach (var paramTracker in paramTrackers)
{
parameters[sqlParameterPos++].BackTrack = paramTracker;
}
specifications.Add(specification);
}
return specifications;
}
public SqlString GetPositionalParameter()
{
var parameterSpecification = new PositionalParameterSpecification(1, 0, GetPositionalParameterPosition());
var parameter = Parameter.Placeholder;
parameter.BackTrack = parameterSpecification.GetIdsForBackTrack(Factory).First();
collectedParameters.Add(parameterSpecification);
return new SqlString(parameter);
}
IASTNode GeneratePositionalParameter(IASTNode inputNode)
{
if (_namedParameters.Count > 0)
{
// NH TODO: remove this limitation
throw new SemanticException("cannot define positional parameter after any named parameters have been defined");
}
ParameterNode parameter = (ParameterNode)adaptor.Create(PARAM, "?");
PositionalParameterSpecification paramSpec = new PositionalParameterSpecification(
inputNode.Line,
inputNode.CharPositionInLine,
_positionalParameterCount++
);
parameter.HqlParameterSpecification = paramSpec;
_parameters.Add(paramSpec);
return parameter;
}
public void OrdinalParameter(int position)
{
var paramSpec = new PositionalParameterSpecification(1, position, positionalParameterCount++);
var parameter = Parameter.Placeholder;
parameter.BackTrack = paramSpec.GetIdsForBackTrack(factory).First();
parametersSpecifications.Add(paramSpec);
result.Add(parameter);
}