Examples with IValue org.eclipse.titan.designer.AST.IValue used on opensource projects

Example 46 with IValue

use of org.eclipse.titan.designer.AST.IValue in project titan.EclipsePlug-ins by eclipse.

the class LessThanExpression method checkExpressionOperands.

/**
 * Checks the parameters of the expression and if they are valid in
 * their position in the expression or not.
 *
 * @param timestamp
 *                the timestamp of the actual semantic check cycle.
 * @param expectedValue
 *                the kind of value expected.
 * @param referenceChain
 *                a reference chain to detect cyclic references.
 */
private void checkExpressionOperands(final CompilationTimeStamp timestamp, final Expected_Value_type expectedValue, final IReferenceChain referenceChain) {
    if (value1 == null || value2 == null) {
        return;
    }
    ExpressionUtilities.checkExpressionOperatorCompatibility(timestamp, this, referenceChain, expectedValue, value1, value2);
    final IValue tempValue1 = value1.setLoweridToReference(timestamp);
    final Type_type tempType1 = tempValue1.getExpressionReturntype(timestamp, expectedValue);
    switch(tempType1) {
        case TYPE_INTEGER:
        case TYPE_REAL:
        case TYPE_TTCN3_ENUMERATED:
            tempValue1.getValueRefdLast(timestamp, expectedValue, referenceChain);
            break;
        case TYPE_UNDEFINED:
            setIsErroneous(true);
            break;
        default:
            tempValue1.getLocation().reportSemanticError(FIRSTOPERANDERROR);
            setIsErroneous(true);
            break;
    }
    final IValue tempValue2 = value2.setLoweridToReference(timestamp);
    final Type_type tempType2 = tempValue2.getExpressionReturntype(timestamp, expectedValue);
    switch(tempType2) {
        case TYPE_INTEGER:
        case TYPE_REAL:
        case TYPE_TTCN3_ENUMERATED:
            tempValue2.getValueRefdLast(timestamp, expectedValue, referenceChain);
            break;
        case TYPE_UNDEFINED:
            setIsErroneous(true);
            break;
        default:
            tempValue2.getLocation().reportSemanticError(SECONDOPERANDERROR);
            setIsErroneous(true);
            break;
    }
}

Example 47 with IValue

use of org.eclipse.titan.designer.AST.IValue in project titan.EclipsePlug-ins by eclipse.

the class LessThanExpression method evaluateValue.

@Override
public /**
 * {@inheritDoc}
 */
IValue evaluateValue(final CompilationTimeStamp timestamp, final Expected_Value_type expectedValue, final IReferenceChain referenceChain) {
    if (lastTimeChecked != null && !lastTimeChecked.isLess(timestamp)) {
        return lastValue;
    }
    isErroneous = false;
    lastTimeChecked = timestamp;
    lastValue = this;
    if (value1 == null || value2 == null) {
        return lastValue;
    }
    checkExpressionOperands(timestamp, expectedValue, referenceChain);
    if (getIsErroneous(timestamp) || isUnfoldable(timestamp, referenceChain)) {
        return lastValue;
    }
    final IValue last1 = value1.getValueRefdLast(timestamp, referenceChain);
    final IValue last2 = value2.getValueRefdLast(timestamp, referenceChain);
    if (last1.getIsErroneous(timestamp) || last2.getIsErroneous(timestamp)) {
        setIsErroneous(true);
        return lastValue;
    }
    switch(last1.getValuetype()) {
        case INTEGER_VALUE:
            {
                lastValue = new Boolean_Value(((Integer_Value) last1).compareTo((Integer_Value) last2) < 0);
                lastValue.copyGeneralProperties(this);
                break;
            }
        case REAL_VALUE:
            {
                final double float1 = ((Real_Value) last1).getValue();
                final double float2 = ((Real_Value) last2).getValue();
                lastValue = new Boolean_Value(Double.compare(float1, float2) < 0);
                lastValue.copyGeneralProperties(this);
                break;
            }
        case ENUMERATED_VALUE:
            {
                IType governor1 = last1.getExpressionGovernor(timestamp, expectedValue);
                governor1 = governor1.getTypeRefdLast(timestamp);
                IType governor2 = last2.getExpressionGovernor(timestamp, expectedValue);
                governor2 = governor2.getTypeRefdLast(timestamp);
                if (governor1 instanceof TTCN3_Enumerated_Type) {
                    final EnumItem item1 = ((TTCN3_Enumerated_Type) governor1).getEnumItemWithName(((Enumerated_Value) last1).getValue());
                    final EnumItem item2 = ((TTCN3_Enumerated_Type) governor2).getEnumItemWithName(((Enumerated_Value) last2).getValue());
                    lastValue = new Boolean_Value(((Integer_Value) item1.getValue()).intValue() < ((Integer_Value) item2.getValue()).intValue());
                    lastValue.copyGeneralProperties(this);
                } else {
                    final EnumItem item1 = ((ASN1_Enumerated_Type) governor1).getEnumItemWithName(((Enumerated_Value) last1).getValue());
                    final EnumItem item2 = ((ASN1_Enumerated_Type) governor2).getEnumItemWithName(((Enumerated_Value) last2).getValue());
                    lastValue = new Boolean_Value(((Integer_Value) item1.getValue()).intValue() < ((Integer_Value) item2.getValue()).intValue());
                    lastValue.copyGeneralProperties(this);
                }
                break;
            }
        default:
            setIsErroneous(true);
    }
    return lastValue;
}

Example 48 with IValue

use of org.eclipse.titan.designer.AST.IValue in project titan.EclipsePlug-ins by eclipse.

the class ModuloExpression method evaluateValue.

@Override
public /**
 * {@inheritDoc}
 */
IValue evaluateValue(final CompilationTimeStamp timestamp, final Expected_Value_type expectedValue, final IReferenceChain referenceChain) {
    if (lastTimeChecked != null && !lastTimeChecked.isLess(timestamp)) {
        return lastValue;
    }
    isErroneous = false;
    lastTimeChecked = timestamp;
    lastValue = this;
    if (value1 == null || value2 == null) {
        return lastValue;
    }
    checkExpressionOperands(timestamp, expectedValue, referenceChain);
    if (getIsErroneous(timestamp) || isUnfoldable(timestamp, referenceChain)) {
        return lastValue;
    }
    final IValue last1 = value1.getValueRefdLast(timestamp, referenceChain);
    final IValue last2 = value2.getValueRefdLast(timestamp, referenceChain);
    if (last1.getIsErroneous(timestamp) || last2.getIsErroneous(timestamp)) {
        setIsErroneous(true);
        return lastValue;
    }
    switch(last1.getValuetype()) {
        case INTEGER_VALUE:
            final BigInteger i1 = ((Integer_Value) last1).getValueValue();
            final BigInteger i2Abs = ((Integer_Value) last2).getValueValue().abs();
            final BigInteger temp = i1.remainder(i2Abs);
            final BigInteger result = i1.compareTo(BigInteger.ZERO) >= 0 ? temp : (temp.equals(BigInteger.ZERO) ? BigInteger.ZERO : temp.add(i2Abs));
            lastValue = new Integer_Value(result);
            lastValue.copyGeneralProperties(this);
            break;
        default:
            break;
    }
    return lastValue;
}

Example 49 with IValue

use of org.eclipse.titan.designer.AST.IValue in project titan.EclipsePlug-ins by eclipse.

the class Not4bExpression method evaluateValue.

@Override
public /**
 * {@inheritDoc}
 */
IValue evaluateValue(final CompilationTimeStamp timestamp, final Expected_Value_type expectedValue, final IReferenceChain referenceChain) {
    if (lastTimeChecked != null && !lastTimeChecked.isLess(timestamp)) {
        return lastValue;
    }
    isErroneous = false;
    lastTimeChecked = timestamp;
    lastValue = this;
    if (value == null) {
        return lastValue;
    }
    checkExpressionOperands(timestamp, expectedValue, referenceChain);
    if (getIsErroneous(timestamp)) {
        return lastValue;
    }
    if (isUnfoldable(timestamp, referenceChain)) {
        return lastValue;
    }
    final IValue last = value.getValueRefdLast(timestamp, referenceChain);
    if (last.getIsErroneous(timestamp)) {
        setIsErroneous(true);
        return lastValue;
    }
    switch(last.getValuetype()) {
        case BITSTRING_VALUE:
            lastValue = new Bitstring_Value(not4bBit(((Bitstring_Value) last).getValue()));
            lastValue.copyGeneralProperties(this);
            break;
        case HEXSTRING_VALUE:
            lastValue = new Hexstring_Value(not4bHex(((Hexstring_Value) last).getValue()));
            lastValue.copyGeneralProperties(this);
            break;
        case OCTETSTRING_VALUE:
            lastValue = new Octetstring_Value(not4bHex(((Octetstring_Value) last).getValue()));
            lastValue.copyGeneralProperties(this);
            break;
        default:
            setIsErroneous(true);
            break;
    }
    return lastValue;
}

Example 50 with IValue

use of org.eclipse.titan.designer.AST.IValue in project titan.EclipsePlug-ins by eclipse.

the class SubstractExpression method evaluateValue.

@Override
public /**
 * {@inheritDoc}
 */
IValue evaluateValue(final CompilationTimeStamp timestamp, final Expected_Value_type expectedValue, final IReferenceChain referenceChain) {
    if (lastTimeChecked != null && !lastTimeChecked.isLess(timestamp)) {
        return lastValue;
    }
    isErroneous = false;
    lastTimeChecked = timestamp;
    lastValue = this;
    if (value1 == null || value2 == null) {
        return lastValue;
    }
    checkExpressionOperands(timestamp, expectedValue, referenceChain);
    if (getIsErroneous(timestamp) || isUnfoldable(timestamp, referenceChain)) {
        return lastValue;
    }
    final IValue last1 = value1.getValueRefdLast(timestamp, referenceChain);
    final IValue last2 = value2.getValueRefdLast(timestamp, referenceChain);
    if (last1.getIsErroneous(timestamp) || last2.getIsErroneous(timestamp)) {
        setIsErroneous(true);
        return lastValue;
    }
    switch(last1.getValuetype()) {
        case INTEGER_VALUE:
            // If the operands exist they must be of the same type.
            lastValue = ((Integer_Value) last1).subtract((Integer_Value) last2);
            lastValue.copyGeneralProperties(this);
            break;
        case REAL_VALUE:
            final double f1 = ((Real_Value) last1).getValue();
            final double f2 = ((Real_Value) last2).getValue();
            lastValue = new Real_Value(f1 - f2);
            lastValue.copyGeneralProperties(this);
            break;
        default:
            setIsErroneous(true);
            break;
    }
    return lastValue;
}