/// <summary>
/// Generates an Array of Parameters for the columns that make up the IType
/// </summary>
/// <param name="factory">The SessionFactory to use to get the DbTypes.</param>
/// <param name="tableAlias">The Alias for the Table.</param>
/// <param name="columnNames">The names of the Columns that compose the IType</param>
/// <param name="type">The IType to turn into Parameters</param>
/// <returns>An Array of <see cref="Parameter"/> objects</returns>
public static Parameter[] GenerateParameters(IMapping factory, string tableAlias, string[] columnNames, IType type)
{
SqlType[] sqlTypes = type.SqlTypes(factory);
Parameter[] parameters = new Parameter[sqlTypes.Length];
for (int i = 0; i < sqlTypes.Length; i++)
{
if (sqlTypes[i].LengthDefined)
{
ParameterLength param = new ParameterLength(columnNames[i], tableAlias, sqlTypes[i]);
parameters[i] = param;
}
else if (sqlTypes[i].PrecisionDefined)
{
ParameterPrecisionScale param = new ParameterPrecisionScale(columnNames[i], tableAlias, sqlTypes[i]);
parameters[i] = param;
}
else
{
parameters[i] = new Parameter(columnNames[i], tableAlias, sqlTypes[i]);
}
}
return(parameters);
}
/// <summary>
/// Determines wether this instance and the specified object
/// are the same Type and have the same values.
/// </summary>
/// <param name="obj">An object to compare to this instance.</param>
/// <returns>
/// <c>true</c> if the object is a <see cref="ParameterLength" /> and has the
/// same values.
/// </returns>
public override bool Equals(object obj)
{
ParameterLength rhs = null;
// Step1: Perform an equals test
if (obj == this)
{
return(true);
}
// Step 2: Instance of check - don't need to worry about subclasses
// getting in here because this class is sealed.
rhs = obj as ParameterLength;
if (rhs == null)
{
return(false);
}
//Step 3: Check each important field
// isTypeSensitive is false because we want to check the values
// of the fields - we know the rhs is a subclass of Parameter.
if (this.Equals(rhs, false) == false)
{
return(false);
}
return(this.Length == rhs.Length);
}
public void EqualsLengthDiffType()
{
Parameter x = new Parameter( "name", "alias", new SqlTypes.AnsiStringSqlType(5) );
ParameterLength y = new ParameterLength( "name", "alias", new SqlTypes.AnsiStringSqlType(5) );
// even though these contain the exact same values - they should not be
// equal because they are different types
Assert.IsFalse( x.Equals(y) );
Assert.IsFalse( y.Equals(x) );
}
public void EqualsLengthType()
{
ParameterLength x = new ParameterLength( "name", "alias", new SqlTypes.AnsiStringSqlType(5) );
ParameterLength y = new ParameterLength( "name", "alias", new SqlTypes.AnsiStringSqlType(5) );
ParameterLength z = new ParameterLength( "name", "alias", new SqlTypes.AnsiStringSqlType(5) );
Assert.IsTrue( x.Equals(y) );
Assert.IsTrue( y.Equals(x) );
Assert.IsTrue( y.Equals(z) );
Assert.IsTrue( x.Equals(z) );
Assert.IsFalse( x.Equals(null) );
y = new ParameterLength( "name2", "alias", new SqlTypes.AnsiStringSqlType(5) );
Assert.IsFalse( x.Equals(y) );
Assert.IsFalse( y.Equals(x) );
}
/// <summary>
/// Generates an Array of Parameters for the columns that make up the IType
/// </summary>
/// <param name="factory">The SessionFactory to use to get the DbTypes.</param>
/// <param name="tableAlias">The Alias for the Table.</param>
/// <param name="columnNames">The names of the Columns that compose the IType</param>
/// <param name="type">The IType to turn into Parameters</param>
/// <returns>An Array of <see cref="Parameter"/> objects</returns>
public static Parameter[ ] GenerateParameters( IMapping factory, string tableAlias, string[ ] columnNames, IType type )
{
SqlType[ ] sqlTypes = type.SqlTypes( factory );
Parameter[ ] parameters = new Parameter[sqlTypes.Length];
for( int i = 0; i < sqlTypes.Length; i++ )
{
if( sqlTypes[ i ].LengthDefined )
{
ParameterLength param = new ParameterLength( columnNames[i], tableAlias, sqlTypes[i] );
parameters[ i ] = param;
}
else if( sqlTypes[ i ].PrecisionDefined )
{
ParameterPrecisionScale param = new ParameterPrecisionScale( columnNames[i], tableAlias, sqlTypes[i] );
parameters[ i ] = param;
}
else
{
parameters[ i ] = new Parameter( columnNames[i], tableAlias, sqlTypes[i] );
}
}
return parameters;
}
public void TestParameterLengthClone()
{
ParameterLength original = new ParameterLength( "originalName", new SqlTypes.StringSqlType(275) );
ParameterLength cloned = null;
cloned = (ParameterLength)original.Clone();
Assert.IsTrue((original==cloned)==false, "Not the same object by ==");
Assert.AreEqual(original.SqlType.DbType, cloned.SqlType.DbType, "Same DbType");
Assert.AreEqual(original.Name, cloned.Name, "Same Name");
Assert.AreEqual(original.Length, cloned.Length, "Same Length");
}
