/// <summary>
/// Create a BinaryOperatorNode
/// </summary>
/// <param name="operatorKind">The binary operator type.</param>
/// <param name="left">The left operand.</param>
/// <param name="right">The right operand.</param>
/// <exception cref="System.ArgumentNullException">Throws if the left or right inputs are null.</exception>
/// <exception cref="ODataException">Throws if the two operands don't have the same type.</exception>
public BinaryOperatorNode(BinaryOperatorKind operatorKind, SingleValueNode left, SingleValueNode right)
{
ExceptionUtils.CheckArgumentNotNull(left, "left");
ExceptionUtils.CheckArgumentNotNull(right, "right");
this.operatorKind = operatorKind;
this.left = left;
this.right = right;
// set the TypeReerence based on the Operands.
if (this.Left == null || this.Right == null || this.Left.TypeReference == null || this.Right.TypeReference == null)
{
this.typeReference = null;
}
else
{
// Ensure that both operands have the same type
if (!this.Left.TypeReference.Definition.IsEquivalentTo(this.Right.TypeReference.Definition))
{
throw new ODataException(
ODataErrorStrings.BinaryOperatorQueryNode_OperandsMustHaveSameTypes(
this.Left.TypeReference.ODataFullName(), this.Right.TypeReference.ODataFullName()));
}
// Get a primitive type reference; this must not fail since we checked that the type is of kind 'primitive'.
IEdmPrimitiveTypeReference primitiveOperatorTypeReference =
this.Left.TypeReference.AsPrimitive();
this.typeReference = QueryNodeUtils.GetBinaryOperatorResultType(primitiveOperatorTypeReference, this.OperatorKind);
}
}
/// <summary>
/// Create a BinaryOperatorNode
/// </summary>
/// <param name="operatorKind">The binary operator type.</param>
/// <param name="left">The left operand.</param>
/// <param name="right">The right operand.</param>
/// <param name="typeReference">The result typeReference.</param>
/// <exception cref="System.ArgumentNullException">Throws if the left or right inputs are null.</exception>
internal BinaryOperatorNode(BinaryOperatorKind operatorKind, SingleValueNode left, SingleValueNode right, IEdmTypeReference typeReference)
{
ExceptionUtils.CheckArgumentNotNull(left, "left");
ExceptionUtils.CheckArgumentNotNull(right, "right");
this.operatorKind = operatorKind;
this.left = left;
this.right = right;
// set the TypeReference if explictly given, otherwise based on the Operands.
if (typeReference != null)
{
this.typeReference = typeReference;
}
else if (this.Left == null || this.Right == null || this.Left.TypeReference == null || this.Right.TypeReference == null)
{
this.typeReference = null;
}
else
{
// Get a primitive type reference; this must not fail since we checked that the type is of kind 'primitive'.
IEdmPrimitiveTypeReference leftType = this.Left.TypeReference.AsPrimitive();
IEdmPrimitiveTypeReference rightType = this.Right.TypeReference.AsPrimitive();
this.typeReference = QueryNodeUtils.GetBinaryOperatorResultType(leftType, rightType, this.OperatorKind);
}
}