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

Example 46 with Assignment

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

the class Port_Utility method checkConnectionEndpoint.

/**
 * Checks a reference to see if it really references a valid component
 * type.
 *
 * @param timestamp
 *                the timestamp of the actual semantic check cycle.
 * @param source
 *                the statement to report an error to, in case it is in
 *                a control part.
 * @param componentReference
 *                the reference of the component to be checked.
 * @param portReference
 *                the reference to a port of the component to be
 *                checked.
 * @param allowSystem
 *                tells if the system component should be allowed or not
 *                as an endpoint.
 *
 * @return the referenced component type, or null if there were
 *         problems.
 */
public static IType checkConnectionEndpoint(final CompilationTimeStamp timestamp, final Statement source, final Value componentReference, final PortReference portReference, final boolean allowSystem) {
    final IType componentType = checkComponentReference(timestamp, source, componentReference, true, allowSystem);
    if (portReference == null) {
        return componentType;
    }
    if (componentType == null) {
        // the component type can not be determined
        final List<ISubReference> subreferences = portReference.getSubreferences();
        if (subreferences.size() > 1) {
            // check array indices
            for (int i = 0; i < subreferences.size(); i++) {
                final ISubReference subreference = subreferences.get(i);
                if (subreference instanceof ArraySubReference) {
                    final Value value = ((ArraySubReference) subreference).getValue();
                    value.setLoweridToReference(timestamp);
                    final Type_type temporalType1 = value.getExpressionReturntype(timestamp, Expected_Value_type.EXPECTED_DYNAMIC_VALUE);
                    switch(temporalType1) {
                        case TYPE_INTEGER:
                            {
                                final IReferenceChain referenceChain = ReferenceChain.getInstance(IReferenceChain.CIRCULARREFERENCE, true);
                                final IValue last1 = value.getValueRefdLast(timestamp, Expected_Value_type.EXPECTED_DYNAMIC_VALUE, referenceChain);
                                referenceChain.release();
                                if (!last1.isUnfoldable(timestamp) && Value.Value_type.INTEGER_VALUE.equals(last1.getValuetype())) {
                                    if (((Integer_Value) last1).signum() < 0) {
                                        value.getLocation().reportSemanticError(ArraySubReference.NATIVEINTEGEREXPECTED);
                                        value.setIsErroneous(true);
                                    }
                                }
                                break;
                            }
                        case TYPE_UNDEFINED:
                            value.setIsErroneous(true);
                            break;
                        default:
                            if (!value.getIsErroneous(timestamp)) {
                                value.getLocation().reportSemanticError(ArraySubReference.INTEGERINDEXEXPECTED);
                                value.setIsErroneous(true);
                            }
                            break;
                    }
                }
            }
        }
        return null;
    }
    final ComponentTypeBody componentBody = ((Component_Type) componentType).getComponentBody();
    portReference.setBaseScope(componentBody);
    portReference.setComponent((Component_Type) componentType);
    // for compatibility
    portReference.getRefdAssignment(timestamp, false);
    final Identifier portIdentifier = portReference.getId();
    if (!componentBody.hasLocalAssignmentWithId(portIdentifier)) {
        portReference.getLocation().reportSemanticError(MessageFormat.format(NOPORTWITHNAME, componentType.getTypename(), portIdentifier.getDisplayName()));
        return null;
    }
    final Assignment assignment = componentBody.getLocalAssignmentById(portIdentifier);
    if (assignment == null) {
        return null;
    }
    if (!Assignment_type.A_PORT.semanticallyEquals(assignment.getAssignmentType())) {
        portReference.getLocation().reportSemanticError(MessageFormat.format(DEFINITIONNOTPORT, portIdentifier.getDisplayName(), componentType.getTypename(), assignment.getAssignmentName()));
        return null;
    }
    final ArrayDimensions dimensions = ((Def_Port) assignment).getDimensions();
    if (dimensions != null) {
        dimensions.checkIndices(timestamp, portReference, "port", false, Expected_Value_type.EXPECTED_DYNAMIC_VALUE);
    } else if (portReference.getSubreferences().size() > 1) {
        portReference.getLocation().reportSemanticError(MessageFormat.format("Port `{0}'' is not an array. The reference cannot have field or array sub-references", portIdentifier.getDisplayName()));
    }
    Port_Type portType = ((Def_Port) assignment).getType(timestamp);
    if (portType != null) {
        final PortTypeBody portBody = portType.getPortBody();
        if (PortType_type.PT_USER.equals(portBody.getPortType())) {
            final IType providerType = portBody.getProviderType();
            if (providerType instanceof Port_Type) {
                portType = (Port_Type) providerType;
            }
        }
    }
    return portType;
}

Example 47 with Assignment

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

the class Port_Utility method checkSignatureReference.

/**
 * Checks a reference to see if it really references a valid signature
 * type.
 *
 * @param timestamp
 *                the timestamp of the actual semantic check cycle.
 * @param reference
 *                the reference to check.
 *
 * @return the referenced signature type, or null if there were
 *         problems.
 */
public static Signature_Type checkSignatureReference(final CompilationTimeStamp timestamp, final Reference reference) {
    if (reference == null) {
        return null;
    }
    final Assignment assignment = reference.getRefdAssignment(timestamp, true);
    if (assignment == null) {
        return null;
    }
    if (!Assignment_type.A_TYPE.semanticallyEquals(assignment.getAssignmentType())) {
        reference.getLocation().reportSemanticError(MessageFormat.format(SIGNATUREEXPECTED1, assignment.getAssignmentName()));
        return null;
    }
    IType result = ((Def_Type) assignment).getType(timestamp);
    if (result == null) {
        return null;
    }
    result = result.getFieldType(timestamp, reference, 1, Expected_Value_type.EXPECTED_DYNAMIC_VALUE, false);
    if (result == null) {
        return null;
    }
    result = result.getTypeRefdLast(timestamp);
    switch(result.getTypetype()) {
        case TYPE_SIGNATURE:
            return (Signature_Type) result;
        case TYPE_PORT:
            reference.getLocation().reportSemanticError(MessageFormat.format(SIGNATUREEXPECTED2, result.getTypename()));
            return null;
        default:
            reference.getLocation().reportSemanticError(MessageFormat.format(SIGNATUREEXPECTED3, result.getTypename()));
            return null;
    }
}

Example 48 with Assignment

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

the class Reference_InternalLogArgument method checkRecursions.

@Override
public /**
 * {@inheritDoc}
 */
void checkRecursions(final CompilationTimeStamp timestamp, final IReferenceChain referenceChain) {
    if (reference == null) {
        return;
    }
    final Assignment assignment = reference.getRefdAssignment(timestamp, true);
    if (assignment != null) {
        referenceChain.markState();
        referenceChain.add(assignment);
        referenceChain.previousState();
    }
}

Example 49 with Assignment

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

the class Referenced_Altguard method check.

@Override
public /**
 * {@inheritDoc}
 */
void check(final CompilationTimeStamp timestamp) {
    if (lastTimeChecked != null && !lastTimeChecked.isLess(timestamp)) {
        return;
    }
    if (expression != null) {
        final IValue last = expression.getValueRefdLast(timestamp, Expected_Value_type.EXPECTED_DYNAMIC_VALUE, null);
        final Type_type temporalType = last.getExpressionReturntype(timestamp, Expected_Value_type.EXPECTED_DYNAMIC_VALUE);
        if (!last.getIsErroneous(timestamp) && !Type_type.TYPE_BOOL.equals(temporalType)) {
            last.getLocation().reportSemanticError(BOOLEANEXPECTED);
            expression.setIsErroneous(true);
        }
        if (expression.getMyGovernor() == null) {
            expression.setMyGovernor(new Boolean_Type());
        }
    }
    if (reference != null) {
        final Assignment assignment = reference.getRefdAssignment(timestamp, true);
        if (assignment != null) {
            if (Assignment_type.A_ALTSTEP.semanticallyEquals(assignment.getAssignmentType())) {
                reference.getMyScope().checkRunsOnScope(timestamp, assignment, reference, "call");
            } else {
                reference.getLocation().reportSemanticError(MessageFormat.format(ALTSTEPREFERENCEEXPECTED, assignment.getAssignmentName()));
            }
        }
    }
    if (statementblock != null) {
        statementblock.check(timestamp);
    }
    lastTimeChecked = timestamp;
}

Example 50 with Assignment

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

the class Start_Component_Statement method generateCode.

@Override
public /**
 * {@inheritDoc}
 */
void generateCode(final JavaGenData aData, final StringBuilder source) {
    final ExpressionStruct expression = new ExpressionStruct();
    final Assignment func = functionInstanceReference.getRefdAssignment(CompilationTimeStamp.getBaseTimestamp(), false);
    final Def_Function function = (Def_Function) func;
    expression.expression.append(MessageFormat.format("{0}(", func.getGenNameFromScope(aData, source, myScope, "start_")));
    componentReference.generateCodeExpression(aData, expression, false);
    FormalParameterList formalParameterList = function.getFormalParameterList();
    if (formalParameterList.getNofParameters() > 0) {
        expression.expression.append(',');
        ISubReference subReference = functionInstanceReference.getSubreferences().get(0);
        ((ParameterisedSubReference) subReference).getActualParameters().generateCodeNoAlias(aData, expression);
    }
    expression.expression.append(')');
    expression.mergeExpression(source);
}