Examples with Component_Type org.eclipse.titan.designer.AST.TTCN3.types.Component_Type used on opensource projects

Example 1 with Component_Type

use of org.eclipse.titan.designer.AST.TTCN3.types.Component_Type 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 2 with Component_Type

use of org.eclipse.titan.designer.AST.TTCN3.types.Component_Type in project titan.EclipsePlug-ins by eclipse.

the class Start_Referenced_Component_Statement method check.

@Override
public /**
 * {@inheritDoc}
 */
void check(final CompilationTimeStamp timestamp) {
    if (lastTimeChecked != null && !lastTimeChecked.isLess(timestamp)) {
        return;
    }
    lastTimeChecked = timestamp;
    Component_Type compType = null;
    if (componentReference != null) {
        compType = Port_Utility.checkComponentReference(timestamp, this, componentReference, false, false);
    }
    if (dereferredValue == null) {
        return;
    }
    switch(dereferredValue.getValuetype()) {
        case EXPRESSION_VALUE:
            if (Operation_type.REFERS_OPERATION.equals(((Expression_Value) dereferredValue).getOperationType())) {
                dereferredValue.getLocation().reportSemanticError("A value of a function type was expected in the argument instead of a `refers' operation," + " which does not specify any function type.");
                return;
            }
            break;
        case TTCN3_NULL_VALUE:
        case FAT_NULL_VALUE:
            dereferredValue.getLocation().reportSemanticError("A value of a function type was expected in the argument instead of a `null' value, which does not specify any function type.");
            return;
        default:
            break;
    }
    dereferredValue.setLoweridToReference(timestamp);
    IType type = dereferredValue.getExpressionGovernor(timestamp, Expected_Value_type.EXPECTED_DYNAMIC_VALUE);
    if (type != null) {
        type = type.getTypeRefdLast(timestamp);
    }
    if (type == null || type.getIsErroneous(timestamp)) {
        return;
    }
    if (!Type_type.TYPE_FUNCTION.equals(type.getTypetype())) {
        dereferredValue.getLocation().reportSemanticError(MessageFormat.format("A value of type function was expected in the argument of `{0}''", type.getTypename()));
        return;
    }
    final Function_Type functionType = (Function_Type) type;
    if (functionType.isRunsOnSelf()) {
        dereferredValue.getLocation().reportSemanticError("The argument cannot be a function reference with 'runs on self' clause");
        return;
    }
    if (!functionType.checkStartable(timestamp, getLocation())) {
        return;
    }
    final IType runsOnType = functionType.getRunsOnType(timestamp);
    if (compType != null && runsOnType != null && !runsOnType.isCompatible(timestamp, compType, null, null, null)) {
        final String message = MessageFormat.format("Component type mismatch: the component reference os of type `{0}'', but functions of type `{1}'' run on `{2}''", compType.getTypename(), functionType.getTypename(), runsOnType.getTypename());
        componentReference.getLocation().reportSemanticError(message);
    }
    final IType returnType = functionType.getReturnType();
    if (returnType != null) {
        if (functionType.returnsTemplate()) {
            dereferredValue.getLocation().reportSemanticWarning(MessageFormat.format("Function of type `{0}'' return a template of type `{1}''," + " which cannot be retrieved when the test component terminates", functionType.getTypename(), returnType.getTypename()));
        } else {
            IType lastType = returnType;
            boolean returnTypeCorrect = false;
            while (!returnTypeCorrect) {
                if (lastType.hasDoneAttribute()) {
                    returnTypeCorrect = true;
                    break;
                }
                if (lastType instanceof IReferencingType) {
                    final IReferenceChain refChain = ReferenceChain.getInstance(IReferenceChain.CIRCULARREFERENCE, true);
                    final IType refd = ((IReferencingType) lastType).getTypeRefd(timestamp, refChain);
                    refChain.release();
                    if (lastType != refd) {
                        lastType = refd;
                    } else {
                        break;
                    }
                } else {
                    break;
                }
            }
            if (!returnTypeCorrect) {
                dereferredValue.getLocation().reportSemanticWarning(MessageFormat.format("Return type of function type `{0}'' is `{1}'', which does not have the `done'' extension attibute." + " When the test component terminates the returnes value cannot be retrived with a `done'' operation", functionType.getTypename(), returnType.getTypename()));
            }
        }
    }
    actualParameterList2 = new ActualParameterList();
    final FormalParameterList formalParameters = functionType.getFormalParameters();
    if (!formalParameters.checkActualParameterList(timestamp, parameters, actualParameterList2)) {
        actualParameterList2.setFullNameParent(this);
        actualParameterList2.setMyScope(getMyScope());
    }
}

Example 3 with Component_Type

use of org.eclipse.titan.designer.AST.TTCN3.types.Component_Type in project titan.EclipsePlug-ins by eclipse.

the class Scope method checkRunsOnScope.

/**
 * Checks that operations that can only be executed in definitions that
 * have a runs on scope, are really executed in such a definition. And
 * that the required runs on component is compatible with the runs on
 * component of the definition.
 *
 * @param timestamp
 *                the timestamp of the actual semantic check cycle.
 * @param type
 *                the fat type to check (used or referred to by the
 *                location).
 * @param errorLocation
 *                the location to report the error to.
 * @param operation
 *                the name of the operation.
 */
public void checkRunsOnScope(final CompilationTimeStamp timestamp, final IType type, final ILocateableNode errorLocation, final String operation) {
    if (type == null) {
        return;
    }
    Component_Type referencedComponent;
    String typename;
    switch(type.getTypetype()) {
        case TYPE_FUNCTION:
            referencedComponent = ((Function_Type) type).getRunsOnType(timestamp);
            typename = "function";
            break;
        case TYPE_ALTSTEP:
            referencedComponent = ((Altstep_Type) type).getRunsOnType(timestamp);
            typename = "altstep";
            break;
        default:
            return;
    }
    if (referencedComponent == null) {
        return;
    }
    final RunsOnScope runsOnScope = getScopeRunsOn();
    if (runsOnScope == null) {
        errorLocation.getLocation().reportSemanticError(MessageFormat.format(RUNSONREQUIRED2, operation, typename, type.getTypename(), referencedComponent.getTypename()));
    } else {
        final Component_Type localType = runsOnScope.getComponentType();
        if (!referencedComponent.isCompatible(timestamp, localType, null, null, null)) {
            errorLocation.getLocation().reportSemanticError(MessageFormat.format(RUNSONMISSMATCH2, localType.getTypename(), operation, typename, type.getTypename(), referencedComponent.getTypename()));
        }
    }
}

Example 4 with Component_Type

use of org.eclipse.titan.designer.AST.TTCN3.types.Component_Type in project titan.EclipsePlug-ins by eclipse.

the class Scope method checkRunsOnScope.

/**
 * Checks that operations that can only be executed in definitions that
 * have a runs on scope, are really executed in such a definition. And
 * that the required runs on component is compatible with the runs on
 * component of the definition.
 *
 * @param timestamp
 *                the timestamp of the actual semantic check cycle.
 * @param assignment
 *                the assignment to check (used or referred to by the
 *                statement).
 * @param errorLocation
 *                the location to report the error to.
 * @param operation
 *                the name of the operation.
 */
public void checkRunsOnScope(final CompilationTimeStamp timestamp, final Assignment assignment, final ILocateableNode errorLocation, final String operation) {
    Component_Type referencedComponent;
    switch(assignment.getAssignmentType()) {
        case A_ALTSTEP:
            referencedComponent = ((Def_Altstep) assignment).getRunsOnType(timestamp);
            break;
        case A_FUNCTION:
        case A_FUNCTION_RVAL:
        case A_FUNCTION_RTEMP:
            referencedComponent = ((Def_Function) assignment).getRunsOnType(timestamp);
            break;
        case A_TESTCASE:
            referencedComponent = ((Def_Testcase) assignment).getRunsOnType(timestamp);
            break;
        default:
            return;
    }
    if (referencedComponent == null) {
        return;
    }
    final RunsOnScope runsOnScope = getScopeRunsOn();
    if (runsOnScope == null) {
        errorLocation.getLocation().reportSemanticError(MessageFormat.format(RUNSONREQUIRED, operation, assignment.getDescription(), referencedComponent.getTypename()));
    } else {
        final Component_Type localType = runsOnScope.getComponentType();
        if (!referencedComponent.isCompatible(timestamp, localType, null, null, null)) {
            errorLocation.getLocation().reportSemanticError(MessageFormat.format(RUNSONMISSMATCH, localType.getTypename(), operation, assignment.getDescription(), referencedComponent.getTypename()));
        }
    }
}

Example 5 with Component_Type

use of org.eclipse.titan.designer.AST.TTCN3.types.Component_Type in project titan.EclipsePlug-ins by eclipse.

the class Function_Type method checkThisValue.

@Override
public /**
 * {@inheritDoc}
 */
boolean checkThisValue(final CompilationTimeStamp timestamp, final IValue value, final Assignment lhs, final ValueCheckingOptions valueCheckingOptions) {
    final boolean selfReference = super.checkThisValue(timestamp, value, lhs, valueCheckingOptions);
    final IValue last = value.getValueRefdLast(timestamp, valueCheckingOptions.expected_value, null);
    if (last == null || last.getIsErroneous(timestamp)) {
        return selfReference;
    }
    last.setMyGovernor(this);
    // already handled ones
    switch(value.getValuetype()) {
        case OMIT_VALUE:
        case REFERENCED_VALUE:
            return selfReference;
        case UNDEFINED_LOWERIDENTIFIER_VALUE:
            if (Value_type.REFERENCED_VALUE.equals(last.getValuetype())) {
                return selfReference;
            }
            break;
        default:
            break;
    }
    Assignment assignment = null;
    switch(last.getValuetype()) {
        case FUNCTION_REFERENCE_VALUE:
            assignment = ((Function_Reference_Value) last).getReferredFunction();
            if (assignment == null) {
                value.setIsErroneous(true);
                return selfReference;
            }
            assignment.check(timestamp);
            break;
        case TTCN3_NULL_VALUE:
            value.setValuetype(timestamp, Value_type.FAT_NULL_VALUE);
            return selfReference;
        case EXPRESSION_VALUE:
        case MACRO_VALUE:
            // already checked
            return selfReference;
        default:
            value.getLocation().reportSemanticError(FUNCTIONREFERENCEVALUEEXPECTED);
            value.setIsErroneous(true);
            return selfReference;
    }
    // external functions do not have runs on clauses
    if (assignment instanceof Def_Function) {
        formalParList.checkCompatibility(timestamp, ((Def_Function) assignment).getFormalParameterList(), value.getLocation());
        final IType tempRunsOnType = ((Def_Function) assignment).getRunsOnType(timestamp);
        if (tempRunsOnType != null) {
            if (runsOnSelf) {
                // check against the runs on component type of the scope of the value
                final Scope valueScope = value.getMyScope();
                if (valueScope == null) {
                    value.setIsErroneous(true);
                    value.setLastTimeChecked(timestamp);
                    return selfReference;
                }
                final RunsOnScope runsOnScope = valueScope.getScopeRunsOn();
                if (runsOnScope != null) {
                    final Component_Type componentType = runsOnScope.getComponentType();
                    if (!tempRunsOnType.isCompatible(timestamp, componentType, null, null, null)) {
                        value.getLocation().reportSemanticError(MessageFormat.format("Runs on clause mismatch: type `{0}'' has a `runs on self'' clause and the current scope expects " + "component type `{1}'', but {2} runs on `{3}''", getTypename(), componentType.getTypename(), assignment.getDescription(), tempRunsOnType.getTypename()));
                    }
                } else {
                    // compatibility using this component type as the scope
                    if (valueScope instanceof ComponentTypeBody) {
                        final ComponentTypeBody body = (ComponentTypeBody) valueScope;
                        if (!tempRunsOnType.isCompatible(timestamp, body.getMyType(), null, null, null)) {
                            value.getLocation().reportSemanticError(MessageFormat.format("Runs on clause mismatch: type `{0}'' has a `runs on self'' clause and the current component definition " + "is of type `{1}'', but {2} runs on `{3}''", getTypename(), body.getMyType().getTypename(), assignment.getDescription(), tempRunsOnType.getTypename()));
                        }
                    } else {
                        value.getLocation().reportSemanticError(MessageFormat.format("Type `{0}'' has a `runs on self'' " + "clause and the current scope does not have a `runs on'' clause, but {1} runs on `{2}''", getTypename(), assignment.getDescription(), tempRunsOnType.getTypename()));
                    }
                }
            } else {
                if (runsOnRef == null) {
                    value.getLocation().reportSemanticError(MessageFormat.format(RUNSONLESSEXPECTED, getTypename(), assignment.getAssignmentName(), tempRunsOnType.getTypename()));
                    value.setIsErroneous(true);
                } else {
                    if (runsOnType != null && !tempRunsOnType.isCompatible(timestamp, runsOnType, null, null, null)) {
                        value.getLocation().reportSemanticError(MessageFormat.format(INCOMPATIBLERUNSONTYPESERROR, getTypename(), runsOnType.getTypename(), assignment.getAssignmentName(), tempRunsOnType.getTypename()));
                        value.setIsErroneous(true);
                    }
                }
            }
        }
    }
    switch(assignment.getAssignmentType()) {
        case A_FUNCTION:
        case A_EXT_FUNCTION:
            if (returnType != null) {
                value.getLocation().reportSemanticError(MessageFormat.format("Type `{0}'' expects a function or external function that returns a {1} of type `{2}'', but {3} does not have a return type", getTypename(), returnsTemplate ? "template" : "value", returnType.getTypename(), assignment.getDescription()));
            }
            break;
        case A_FUNCTION_RTEMP:
            {
                final Restriction_type restriction = ((Def_Function) assignment).getTemplateRestriction();
                if (!templateRestriction.equals(restriction)) {
                    value.getLocation().reportSemanticError(MessageFormat.format("Type `{0}'' expects a function or external function that returns a template with {1} restriction, " + "but {2} returns a template with {3} restriction", getTypename(), Restriction_type.TR_NONE.equals(templateRestriction) ? "no" : templateRestriction.getDisplayName(), assignment.getDescription(), Restriction_type.TR_NONE.equals(restriction) ? "no" : restriction.getDisplayName()));
                }
                if (returnType != null) {
                    final IType tempReturnType = assignment.getType(timestamp);
                    if (!returnType.isIdentical(timestamp, tempReturnType)) {
                        value.getLocation().reportSemanticError(MessageFormat.format("Return type mismatch: type `{0}'' expects a function or external function that returns a {1} of type `{2}'', " + "but {3} returns a template of type `{3}''", getTypename(), returnsTemplate ? "template" : "value", returnType.getTypename(), assignment.getDescription(), tempReturnType.getTypename()));
                    } else if (!returnsTemplate) {
                        value.getLocation().reportSemanticError(MessageFormat.format("Type `{0}'' expects a function or external function that returns a value of type `{1}'', but {2} returns a template", getTypename(), returnType.getTypename(), assignment.getDescription()));
                    }
                } else {
                    value.getLocation().reportSemanticError(MessageFormat.format("Type `{0}'' expects a function or external function without return type, but {1} returns a template of type `{2}''", getTypename(), assignment.getDescription(), assignment.getType(timestamp).getTypename()));
                }
                break;
            }
        case A_EXT_FUNCTION_RTEMP:
            {
                final Restriction_type restriction = ((Def_Extfunction) assignment).getTemplateRestriction();
                if (!templateRestriction.equals(restriction)) {
                    value.getLocation().reportSemanticError(MessageFormat.format("Type `{0}'' expects a function or external function that returns a template with {1} restriction, " + "but {2} returns a template with {3} restriction", getTypename(), Restriction_type.TR_NONE.equals(templateRestriction) ? "no" : templateRestriction.getDisplayName(), assignment.getDescription(), Restriction_type.TR_NONE.equals(restriction) ? "no" : restriction.getDisplayName()));
                }
                if (returnType != null) {
                    final IType tempReturnType = assignment.getType(timestamp);
                    if (!returnType.isIdentical(timestamp, tempReturnType)) {
                        value.getLocation().reportSemanticError(MessageFormat.format("Return type mismatch: type `{0}'' expects a function or external function that returns a {1} of type `{2}'', " + "but {3} returns a template of type `{3}''", getTypename(), returnsTemplate ? "template" : "value", returnType.getTypename(), assignment.getDescription(), tempReturnType.getTypename()));
                    } else if (!returnsTemplate) {
                        value.getLocation().reportSemanticError(MessageFormat.format("Type `{0}'' expects a function or external function that returns a value of type `{1}'', but {2} returns a template", getTypename(), returnType.getTypename(), assignment.getDescription()));
                    }
                } else {
                    value.getLocation().reportSemanticError(MessageFormat.format("Type `{0}'' expects a function or external function without return type, but {1} returns a template of type `{2}''", getTypename(), assignment.getDescription(), assignment.getType(timestamp).getTypename()));
                }
                break;
            }
        case A_FUNCTION_RVAL:
        case A_EXT_FUNCTION_RVAL:
            if (returnType != null) {
                final IType tempReturnType = assignment.getType(timestamp);
                if (!returnType.isIdentical(timestamp, tempReturnType)) {
                    value.getLocation().reportSemanticError(MessageFormat.format("Return type mismatch: type `{0}'' expects a function or external function that returns a {1} of type `{2}''," + " but {3} returns a value of type `{3}''", getTypename(), returnsTemplate ? "template" : "value", returnType.getTypename(), assignment.getDescription(), tempReturnType.getTypename()));
                } else if (returnsTemplate) {
                    value.getLocation().reportSemanticError(MessageFormat.format("Type `{0}'' expects a function or external function that returns a template of type `{1}'', but {2} returns a value", getTypename(), returnType.getTypename(), assignment.getDescription()));
                }
            } else {
                value.getLocation().reportSemanticError(MessageFormat.format("Type `{0}'' expects a function or external function without return type, but {1} returns a value of type `{2}''", getTypename(), assignment.getDescription(), assignment.getType(timestamp).getTypename()));
            }
            break;
        default:
            break;
    }
    if (valueCheckingOptions.sub_check) {
        // there is no parent type to check
        if (subType != null) {
            subType.checkThisValue(timestamp, last);
        }
    }
    value.setLastTimeChecked(timestamp);
    return selfReference;
}