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

Example 51 with IValue

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

the class UnaryPlusExpression 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) || isUnfoldable(timestamp, referenceChain)) {
        return lastValue;
    }
    final IValue last = value.getValueRefdLast(timestamp, referenceChain);
    if (!last.getIsErroneous(timestamp)) {
        lastValue = last;
    }
    return lastValue;
}

Example 52 with IValue

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

the class Unichar2CharExpression 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 (value == null) {
        return;
    }
    value.setLoweridToReference(timestamp);
    final Type_type tempType = value.getExpressionReturntype(timestamp, expectedValue);
    switch(tempType) {
        case TYPE_UCHARSTRING:
            final IValue last = value.getValueRefdLast(timestamp, expectedValue, referenceChain);
            if (!last.isUnfoldable(timestamp)) {
                UniversalCharstring string;
                if (last instanceof Charstring_Value) {
                    // check not necessary, trivial case
                    return;
                } else if (last instanceof UniversalCharstring_Value) {
                    string = ((UniversalCharstring_Value) last).getValue();
                    if (string == null) {
                        setIsErroneous(true);
                        return;
                    }
                } else {
                    value.getLocation().reportSemanticError(OPERANDERROR1);
                    setIsErroneous(true);
                    return;
                }
                for (int i = 0; i < string.length(); i++) {
                    final UniversalChar uchar = string.get(i);
                    if (uchar.group() != 0 || uchar.plane() != 0 || uchar.row() != 0 || uchar.cell() > 127) {
                        value.getLocation().reportSemanticError(OPERANDERROR2);
                        setIsErroneous(true);
                        return;
                    }
                }
            }
            return;
        case TYPE_CHARSTRING:
            break;
        case TYPE_UNDEFINED:
            setIsErroneous(true);
            break;
        default:
            if (!isErroneous) {
                location.reportSemanticError(OPERANDERROR1);
                setIsErroneous(true);
            }
            return;
    }
}

Example 53 with IValue

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

the class NotExpression 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) {
        setIsErroneous(true);
        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 BOOLEAN_VALUE:
            final boolean b = ((Boolean_Value) last).getValue();
            lastValue = new Boolean_Value(!b);
            lastValue.copyGeneralProperties(this);
            break;
        default:
            setIsErroneous(true);
            break;
    }
    return lastValue;
}

Example 54 with IValue

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

the class Oct2BitExpression 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 OCTETSTRING_VALUE:
            final String octetString = ((Octetstring_Value) last).getValue();
            lastValue = new Bitstring_Value(Hex2BitExpression.hex2bit(octetString));
            lastValue.copyGeneralProperties(this);
            break;
        default:
            setIsErroneous(true);
            break;
    }
    return lastValue;
}

Example 55 with IValue

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

the class Oct2CharExpression 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 (value == null) {
        return;
    }
    value.setLoweridToReference(timestamp);
    final Type_type tempType = value.getExpressionReturntype(timestamp, expectedValue);
    switch(tempType) {
        case TYPE_OCTETSTRING:
            final IValue last = value.getValueRefdLast(timestamp, expectedValue, referenceChain);
            if (!last.isUnfoldable(timestamp)) {
                final String string = ((Octetstring_Value) last).getValue();
                final byte[] bytes = string.getBytes();
                for (int i = 0; i < bytes.length / 2; i++) {
                    if (bytes[i * 2] < '0' || bytes[i * 2] > '7') {
                        value.getLocation().reportSemanticError(OPERANDERROR2);
                        setIsErroneous(true);
                        return;
                    }
                }
            }
            return;
        case TYPE_UNDEFINED:
            setIsErroneous(true);
            return;
        default:
            if (!isErroneous) {
                location.reportSemanticError(OPERANDERROR1);
                setIsErroneous(true);
            }
            return;
    }
}