public static IDbRequest Create(IProvider queryProvider, IStatement statement, DbRequestMode mode,
string connectionString = null, IEnumerable <IStatement> prerequisiteStatements = null, ILoggerFactory loggerFactory = null)
{
if (queryProvider == null)
{
throw new ArgumentNullException(nameof(queryProvider));
}
if (statement == null)
{
throw new ArgumentNullException(nameof(statement));
}
var properties = new DataRequestProperties
{
Statement = statement,
Mode = mode,
ConnectionString = connectionString,
QueryProvider = queryProvider
};
if (prerequisiteStatements != null)
{
foreach (var ps in prerequisiteStatements)
{
properties.PrerequisiteStatements.Add(ps);
}
}
return(new DataRequest
{
properties = properties,
loggerFactory = loggerFactory
});
}
internal DataRequestProperties Clone()
{
var clone = new DataRequestProperties
{
ConnectionString = this.ConnectionString,
Mode = this.Mode,
QueryProvider = this.QueryProvider,
Statement = this.Statement
};
foreach (var ps in this.PrerequisiteStatements)
{
clone.PrerequisiteStatements.Add(ps);
}
return(clone);
}
public static IDbRequest Create <T>(DataRequestProperties properties, ILoggerFactory loggerFactory = null)
where T : IProvider
{
if (properties == null)
{
throw new ArgumentNullException(nameof(properties));
}
if (properties.Statement == null)
{
throw new ArgumentException("properties.Statement");
}
var prop = properties.Clone();
prop.QueryProvider = Providers.GetOrAdd(typeof(T), t => Activator.CreateInstance <T>());
return(new DataRequest
{
properties = prop,
loggerFactory = loggerFactory
});
}
public static IDbRequest Create(DataRequestProperties properties, ILoggerFactory loggerFactory = null)
{
if (properties == null)
{
throw new ArgumentNullException(nameof(properties));
}
if (properties.QueryProvider == null)
{
throw new ArgumentException("properties.QueryProvider");
}
if (properties.Statement == null)
{
throw new ArgumentException("properties.Statement");
}
return(new DataRequest
{
properties = properties.Clone(),
loggerFactory = loggerFactory
});
}
