public override ITypedValue GetValueInternal(ExpressionState state)
{
var rightOperand = RightOperand;
var left = LeftOperand.GetValueInternal(state);
var right = rightOperand.GetValueInternal(state);
var leftValue = left.Value;
var rightValue = right.Value;
BooleanTypedValue result;
if (!(rightValue is Type))
{
throw new SpelEvaluationException(RightOperand.StartPosition, SpelMessage.INSTANCEOF_OPERATOR_NEEDS_CLASS_OPERAND, rightValue == null ? "null" : rightValue.GetType().FullName);
}
var rightClass = (Type)rightValue;
if (leftValue == null)
{
result = BooleanTypedValue.FALSE; // null is not an instanceof anything
}
else
{
result = BooleanTypedValue.ForValue(rightClass.IsAssignableFrom(leftValue.GetType()));
}
_type = rightClass;
if (rightOperand is TypeReference)
{
// Can only generate bytecode where the right operand is a direct type reference,
// not if it is indirect (for example when right operand is a variable reference)
_exitTypeDescriptor = "Z";
}
return(result);
}
public override ITypedValue GetValueInternal(ExpressionState state)
{
var left = LeftOperand.GetValueInternal(state).Value;
var right = RightOperand.GetValueInternal(state).Value;
if (!(right is IList) || ((IList)right).Count != 2)
{
throw new SpelEvaluationException(RightOperand.StartPosition, SpelMessage.BETWEEN_RIGHT_OPERAND_MUST_BE_TWO_ELEMENT_LIST);
}
var list = (IList)right;
var low = list[0];
var high = list[1];
var comp = state.TypeComparator;
try
{
return(BooleanTypedValue.ForValue(comp.Compare(left, low) >= 0 && comp.Compare(left, high) <= 0));
}
catch (SpelEvaluationException ex)
{
ex.Position = StartPosition;
throw;
}
}
public override ITypedValue GetValueInternal(ExpressionState state)
{
var leftOperand = LeftOperand.GetValueInternal(state).Value;
var rightOperand = RightOperand.GetValueInternal(state).Value;
if (IsNumber(leftOperand) && IsNumber(rightOperand))
{
var leftConv = (IConvertible)leftOperand;
var rightConv = (IConvertible)rightOperand;
if (leftOperand is decimal || rightOperand is decimal)
{
var leftVal = leftConv.ToDecimal(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToDecimal(CultureInfo.InvariantCulture);
return(new TypedValue(leftVal / rightVal));
}
else if (leftOperand is double || rightOperand is double)
{
var leftVal = leftConv.ToDouble(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToDouble(CultureInfo.InvariantCulture);
_exitTypeDescriptor = TypeDescriptor.D;
return(new TypedValue(leftVal / rightVal));
}
else if (leftOperand is float || rightOperand is float)
{
var leftVal = leftConv.ToSingle(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToSingle(CultureInfo.InvariantCulture);
_exitTypeDescriptor = TypeDescriptor.F;
return(new TypedValue(leftVal / rightVal));
}
// Look at need to add support for .NET types not present in Java, e.g. ulong, ushort, byte, uint
else if (leftOperand is long || rightOperand is long)
{
var leftVal = leftConv.ToInt64(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToInt64(CultureInfo.InvariantCulture);
_exitTypeDescriptor = TypeDescriptor.J;
return(new TypedValue(leftVal / rightVal));
}
else if (CodeFlow.IsIntegerForNumericOp(leftOperand) || CodeFlow.IsIntegerForNumericOp(rightOperand))
{
var leftVal = leftConv.ToInt32(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToInt32(CultureInfo.InvariantCulture);
_exitTypeDescriptor = TypeDescriptor.I;
return(new TypedValue(leftVal / rightVal));
}
else
{
var leftVal = leftConv.ToDouble(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToDouble(CultureInfo.InvariantCulture);
// Unknown Number subtypes -> best guess is double division
// Look at need to add support for .NET types not present in Java, e.g. ulong, ushort, byte, uint
return(new TypedValue(leftVal / rightVal));
}
}
return(state.Operate(Operation.DIVIDE, leftOperand, rightOperand));
}
public override ITypedValue GetValueInternal(ExpressionState state)
{
var leftValue = LeftOperand.GetValueInternal(state).Value;
var rightValue = RightOperand.GetValueInternal(state).Value;
_leftActualDescriptor = CodeFlow.ToDescriptorFromObject(leftValue);
_rightActualDescriptor = CodeFlow.ToDescriptorFromObject(rightValue);
return(BooleanTypedValue.ForValue(!EqualityCheck(state.EvaluationContext, leftValue, rightValue)));
}
public override ITypedValue GetValueInternal(ExpressionState state)
{
var leftOperand = LeftOperand.GetValueInternal(state).Value;
var rightOperand = RightOperand.GetValueInternal(state).Value;
if (IsNumber(leftOperand) && IsNumber(rightOperand))
{
var leftNumber = (IConvertible)leftOperand;
var rightNumber = (IConvertible)rightOperand;
if (leftNumber is decimal || rightNumber is decimal)
{
var leftVal = leftNumber.ToDecimal(CultureInfo.InvariantCulture);
var rightVal = rightNumber.ToDecimal(CultureInfo.InvariantCulture);
return(new TypedValue(leftVal % rightVal));
}
else if (leftNumber is double || rightNumber is double)
{
_exitTypeDescriptor = "D";
var leftVal = leftNumber.ToDouble(CultureInfo.InvariantCulture);
var rightVal = rightNumber.ToDouble(CultureInfo.InvariantCulture);
return(new TypedValue(leftVal % rightVal));
}
else if (leftNumber is float || rightNumber is float)
{
_exitTypeDescriptor = "F";
var leftVal = leftNumber.ToSingle(CultureInfo.InvariantCulture);
var rightVal = rightNumber.ToSingle(CultureInfo.InvariantCulture);
return(new TypedValue(leftVal % rightVal));
}
else if (leftNumber is long || rightNumber is long)
{
_exitTypeDescriptor = "J";
var leftVal = leftNumber.ToInt64(CultureInfo.InvariantCulture);
var rightVal = rightNumber.ToInt64(CultureInfo.InvariantCulture);
return(new TypedValue(leftVal % rightVal));
}
else if (CodeFlow.IsIntegerForNumericOp(leftNumber) || CodeFlow.IsIntegerForNumericOp(rightNumber))
{
_exitTypeDescriptor = "I";
var leftVal = leftNumber.ToInt32(CultureInfo.InvariantCulture);
var rightVal = rightNumber.ToInt32(CultureInfo.InvariantCulture);
return(new TypedValue(leftVal % rightVal));
}
else
{
// Unknown Number subtypes -> best guess is double division
var leftVal = leftNumber.ToDouble(CultureInfo.InvariantCulture);
var rightVal = rightNumber.ToDouble(CultureInfo.InvariantCulture);
return(new TypedValue(leftVal % rightVal));
}
}
return(state.Operate(Operation.MODULUS, leftOperand, rightOperand));
}
public override ITypedValue GetValueInternal(ExpressionState state)
{
var left = LeftOperand.GetValueInternal(state).Value;
var right = RightOperand.GetValueInternal(state).Value;
_leftActualDescriptor = CodeFlow.ToDescriptorFromObject(left);
_rightActualDescriptor = CodeFlow.ToDescriptorFromObject(right);
if (IsNumber(left) && IsNumber(right))
{
var leftConv = (IConvertible)left;
var rightConv = (IConvertible)right;
if (left is decimal || right is decimal)
{
var leftVal = leftConv.ToDecimal(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToDecimal(CultureInfo.InvariantCulture);
return(BooleanTypedValue.ForValue(leftVal.CompareTo(rightVal) <= 0));
}
else if (left is double || right is double)
{
var leftVal = leftConv.ToDouble(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToDouble(CultureInfo.InvariantCulture);
return(BooleanTypedValue.ForValue(leftVal <= rightVal));
}
else if (left is float || right is float)
{
var leftVal = leftConv.ToSingle(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToSingle(CultureInfo.InvariantCulture);
return(BooleanTypedValue.ForValue(leftVal <= rightVal));
}
else if (left is long || right is long)
{
var leftVal = leftConv.ToInt64(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToInt64(CultureInfo.InvariantCulture);
return(BooleanTypedValue.ForValue(leftVal <= rightVal));
}
else if (left is int || right is int)
{
var leftVal = leftConv.ToInt32(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToInt32(CultureInfo.InvariantCulture);
return(BooleanTypedValue.ForValue(leftVal <= rightVal));
}
else if (left is short || right is short)
{
var leftVal = leftConv.ToInt16(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToInt16(CultureInfo.InvariantCulture);
return(BooleanTypedValue.ForValue(leftVal <= rightVal));
}
else if (left is byte || right is byte)
{
var leftVal = leftConv.ToByte(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToByte(CultureInfo.InvariantCulture);
return(BooleanTypedValue.ForValue(leftVal <= rightVal));
}
else if (left is ulong || right is ulong)
{
var leftVal = leftConv.ToUInt64(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToUInt64(CultureInfo.InvariantCulture);
return(BooleanTypedValue.ForValue(leftVal <= rightVal));
}
else if (left is uint || right is uint)
{
var leftVal = leftConv.ToUInt32(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToUInt32(CultureInfo.InvariantCulture);
return(BooleanTypedValue.ForValue(leftVal <= rightVal));
}
else if (left is ushort || right is ushort)
{
var leftVal = leftConv.ToUInt16(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToUInt16(CultureInfo.InvariantCulture);
return(BooleanTypedValue.ForValue(leftVal <= rightVal));
}
else if (left is sbyte || right is sbyte)
{
var leftVal = leftConv.ToSByte(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToSByte(CultureInfo.InvariantCulture);
return(BooleanTypedValue.ForValue(leftVal <= rightVal));
}
}
return(BooleanTypedValue.ForValue(state.TypeComparator.Compare(left, right) <= 0));
}
public override ITypedValue GetValueInternal(ExpressionState state)
{
var leftOperand = LeftOperand.GetValueInternal(state).Value;
var rightOperand = RightOperand.GetValueInternal(state).Value;
if (IsNumber(leftOperand) && IsNumber(rightOperand))
{
var leftConv = (IConvertible)leftOperand;
var rightConv = (IConvertible)rightOperand;
if (leftOperand is decimal || rightOperand is decimal)
{
var leftVal = leftConv.ToDecimal(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToDecimal(CultureInfo.InvariantCulture);
return(new TypedValue(leftVal / rightVal));
}
else if (leftOperand is double || rightOperand is double)
{
var leftVal = leftConv.ToDouble(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToDouble(CultureInfo.InvariantCulture);
_exitTypeDescriptor = "D";
return(new TypedValue(leftVal / rightVal));
}
else if (leftOperand is float || rightOperand is float)
{
var leftVal = leftConv.ToSingle(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToSingle(CultureInfo.InvariantCulture);
_exitTypeDescriptor = "F";
return(new TypedValue(leftVal / rightVal));
}
// else if (leftNumber instanceof BigInteger || rightNumber instanceof BigInteger) {
// BigInteger leftBigInteger = NumberUtils.convertNumberToTargetClass(leftNumber, BigInteger.class);
// BigInteger rightBigInteger = NumberUtils.convertNumberToTargetClass(rightNumber, BigInteger.class);
// return new TypedValue(leftBigInteger.divide(rightBigInteger));
// }
// TODO: Look at need to add support for .NET types not present in Java, e.g. ulong, ushort, byte, uint
else if (leftOperand is long || rightOperand is long)
{
var leftVal = leftConv.ToInt64(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToInt64(CultureInfo.InvariantCulture);
_exitTypeDescriptor = "J";
return(new TypedValue(leftVal / rightVal));
}
else if (CodeFlow.IsIntegerForNumericOp(leftOperand) || CodeFlow.IsIntegerForNumericOp(rightOperand))
{
var leftVal = leftConv.ToInt32(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToInt32(CultureInfo.InvariantCulture);
_exitTypeDescriptor = "I";
return(new TypedValue(leftVal / rightVal));
}
else
{
var leftVal = leftConv.ToDouble(CultureInfo.InvariantCulture);
var rightVal = rightConv.ToDouble(CultureInfo.InvariantCulture);
// Unknown Number subtypes -> best guess is double division
// TODO: Look at need to add support for .NET types not present in Java, e.g. ulong, ushort, byte, uint
return(new TypedValue(leftVal / rightVal));
}
}
return(state.Operate(Operation.DIVIDE, leftOperand, rightOperand));
}
public override ITypedValue GetValueInternal(ExpressionState state)
{
var leftOperand = LeftOperand.GetValueInternal(state).Value;
var rightOperand = RightOperand.GetValueInternal(state).Value;
if (IsNumber(leftOperand) && IsNumber(rightOperand))
{
var leftNumber = (IConvertible)leftOperand;
var rightNumber = (IConvertible)rightOperand;
if (leftNumber is decimal || rightNumber is decimal)
{
var leftVal = leftNumber.ToDecimal(CultureInfo.InvariantCulture);
var rightVal = rightNumber.ToDecimal(CultureInfo.InvariantCulture);
return(new TypedValue(leftVal * rightVal));
}
else if (leftNumber is double || rightNumber is double)
{
_exitTypeDescriptor = TypeDescriptor.D;
var leftVal = leftNumber.ToDouble(CultureInfo.InvariantCulture);
var rightVal = rightNumber.ToDouble(CultureInfo.InvariantCulture);
return(new TypedValue(leftVal * rightVal));
}
else if (leftNumber is float || rightNumber is float)
{
_exitTypeDescriptor = TypeDescriptor.F;
var leftVal = leftNumber.ToSingle(CultureInfo.InvariantCulture);
var rightVal = rightNumber.ToSingle(CultureInfo.InvariantCulture);
return(new TypedValue(leftVal * rightVal));
}
else if (leftNumber is long || rightNumber is long)
{
_exitTypeDescriptor = TypeDescriptor.J;
var leftVal = leftNumber.ToInt64(CultureInfo.InvariantCulture);
var rightVal = rightNumber.ToInt64(CultureInfo.InvariantCulture);
return(new TypedValue(leftVal * rightVal));
}
else if (CodeFlow.IsIntegerForNumericOp(leftNumber) || CodeFlow.IsIntegerForNumericOp(rightNumber))
{
_exitTypeDescriptor = TypeDescriptor.I;
var leftVal = leftNumber.ToInt32(CultureInfo.InvariantCulture);
var rightVal = rightNumber.ToInt32(CultureInfo.InvariantCulture);
return(new TypedValue(leftVal * rightVal));
}
else
{
// Unknown Number subtypes -> best guess is double multiplication
var leftVal = leftNumber.ToDouble(CultureInfo.InvariantCulture);
var rightVal = rightNumber.ToDouble(CultureInfo.InvariantCulture);
return(new TypedValue(leftVal * rightVal));
}
}
if (leftOperand is string && rightOperand is int integer)
{
var repeats = integer;
var result = new StringBuilder();
for (var i = 0; i < repeats; i++)
{
result.Append(leftOperand);
}
return(new TypedValue(result.ToString()));
}
return(state.Operate(Operation.MULTIPLY, leftOperand, rightOperand));
}
