Examples with Function_Reference_Value org.eclipse.titan.designer.AST.TTCN3.values.Function_Reference_Value used on opensource projects

Example 1 with Function_Reference_Value

use of org.eclipse.titan.designer.AST.TTCN3.values.Function_Reference_Value in project titan.EclipsePlug-ins by eclipse.

the class Invoke_Template method generateCodeExpressionInvoke.

private void generateCodeExpressionInvoke(final JavaGenData aData, final ExpressionStruct expression) {
    if (value == null || actualParameter_list == null) {
        return;
    }
    final IReferenceChain referenceChain = ReferenceChain.getInstance(IReferenceChain.CIRCULARREFERENCE, true);
    final IValue last = value.getValueRefdLast(CompilationTimeStamp.getBaseTimestamp(), referenceChain);
    referenceChain.release();
    if (last.getValuetype() == Value_type.FUNCTION_REFERENCE_VALUE) {
        final Definition function = ((Function_Reference_Value) last).getReferredFunction();
        expression.expression.append(MessageFormat.format("{0}(", function.getGenNameFromScope(aData, expression.expression, myScope, "")));
        actualParameter_list.generateCodeAlias(aData, expression);
    } else {
        value.generateCodeExpressionMandatory(aData, expression, true);
        expression.expression.append(".invoke(");
        IType governor = value.getMyGovernor();
        if (governor == null) {
            governor = value.getExpressionGovernor(CompilationTimeStamp.getBaseTimestamp(), Expected_Value_type.EXPECTED_TEMPLATE);
        }
        if (governor == null) {
            return;
        }
        actualParameter_list.generateCodeAlias(aData, expression);
    }
    expression.expression.append(')');
}

Example 2 with Function_Reference_Value

use of org.eclipse.titan.designer.AST.TTCN3.values.Function_Reference_Value in project titan.EclipsePlug-ins by eclipse.

the class Start_Referenced_Component_Statement method generateCode.

@Override
public /**
 * {@inheritDoc}
 */
void generateCode(final JavaGenData aData, final StringBuilder source) {
    final ExpressionStruct expression = new ExpressionStruct();
    final IReferenceChain referenceChain = ReferenceChain.getInstance(IReferenceChain.CIRCULARREFERENCE, true);
    final IValue last = dereferredValue.getValueRefdLast(CompilationTimeStamp.getBaseTimestamp(), referenceChain);
    referenceChain.release();
    if (last.getValuetype() == Value_type.FUNCTION_REFERENCE_VALUE) {
        Definition definition = ((Function_Reference_Value) last).getReferredFunction();
        expression.expression.append(MessageFormat.format("{0}(", definition.getGenNameFromScope(aData, source, myScope, "start_")));
    } else {
        dereferredValue.generateCodeExpressionMandatory(aData, expression, true);
        expression.expression.append(".start(");
    }
    componentReference.generateCodeExpression(aData, expression, false);
    if (actualParameterList2.getNofParameters() > 0) {
        expression.expression.append(", ");
        actualParameterList2.generateCodeNoAlias(aData, expression);
    }
    expression.expression.append(')');
    expression.mergeExpression(source);
}

Example 3 with Function_Reference_Value

use of org.eclipse.titan.designer.AST.TTCN3.values.Function_Reference_Value 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;
}

Example 4 with Function_Reference_Value

use of org.eclipse.titan.designer.AST.TTCN3.values.Function_Reference_Value in project titan.EclipsePlug-ins by eclipse.

the class SubType method checkThisValue.

/**
 * Checks if a given value is valid according to this sub-type.
 *
 * @param timestamp
 *                the time stamp of the actual semantic check cycle.
 * @param value
 *                the value to be checked
 */
public void checkThisValue(final CompilationTimeStamp timestamp, final IValue value) {
    if (getIsErroneous(timestamp) || (subtypeConstraint == null)) {
        return;
    }
    if (value.getIsErroneous(timestamp)) {
        return;
    }
    final IValue last = value.getValueRefdLast(timestamp, Expected_Value_type.EXPECTED_DYNAMIC_VALUE, null);
    if (last.getIsErroneous(timestamp)) {
        return;
    }
    boolean isValid = true;
    switch(last.getValuetype()) {
        case INTEGER_VALUE:
            if (subtypeType != SubType_type.ST_INTEGER) {
                ErrorReporter.INTERNAL_ERROR();
                return;
            }
            isValid = subtypeConstraint.isElement(new IntegerLimit(((Integer_Value) last).getValueValue()));
            break;
        case REAL_VALUE:
            if (subtypeType == SubType_type.ST_FLOAT) {
                isValid = subtypeConstraint.isElement(((Real_Value) last).getValue());
                break;
            } else if (subtypeType == SubType_type.ST_INTEGER) {
                final Real_Value real = (Real_Value) last;
                if (real.isNegativeInfinity()) {
                    isValid = subtypeConstraint.isElement(IntegerLimit.MINIMUM);
                    break;
                } else if (real.isPositiveInfinity()) {
                    isValid = subtypeConstraint.isElement(IntegerLimit.MAXIMUM);
                    break;
                }
            }
            ErrorReporter.INTERNAL_ERROR();
            return;
        case BOOLEAN_VALUE:
            if (subtypeType != SubType_type.ST_BOOLEAN) {
                ErrorReporter.INTERNAL_ERROR();
                return;
            }
            isValid = subtypeConstraint.isElement(((Boolean_Value) last).getValue());
            break;
        case VERDICT_VALUE:
            if (subtypeType != SubType_type.ST_VERDICTTYPE) {
                ErrorReporter.INTERNAL_ERROR();
                return;
            }
            isValid = subtypeConstraint.isElement(((Verdict_Value) last).getValue());
            break;
        case BITSTRING_VALUE:
            if (subtypeType != SubType_type.ST_BITSTRING) {
                ErrorReporter.INTERNAL_ERROR();
                return;
            }
            isValid = subtypeConstraint.isElement(((Bitstring_Value) last).getValue());
            break;
        case HEXSTRING_VALUE:
            if (subtypeType != SubType_type.ST_HEXSTRING) {
                ErrorReporter.INTERNAL_ERROR();
                return;
            }
            isValid = subtypeConstraint.isElement(((Hexstring_Value) last).getValue());
            break;
        case OCTETSTRING_VALUE:
            if (subtypeType != SubType_type.ST_OCTETSTRING) {
                ErrorReporter.INTERNAL_ERROR();
                return;
            }
            isValid = subtypeConstraint.isElement(((Octetstring_Value) last).getValue());
            break;
        case CHARSTRING_VALUE:
            switch(subtypeType) {
                case ST_CHARSTRING:
                    isValid = subtypeConstraint.isElement(((Charstring_Value) last).getValue());
                    break;
                case ST_UNIVERSAL_CHARSTRING:
                    isValid = subtypeConstraint.isElement(new UniversalCharstring(((Charstring_Value) last).getValue()));
                    break;
                default:
                    ErrorReporter.INTERNAL_ERROR();
                    return;
            }
            break;
        case UNIVERSALCHARSTRING_VALUE:
            if (subtypeType != SubType_type.ST_UNIVERSAL_CHARSTRING) {
                ErrorReporter.INTERNAL_ERROR();
                return;
            }
            isValid = subtypeConstraint.isElement(((UniversalCharstring_Value) last).getValue());
            break;
        case SEQUENCEOF_VALUE:
        case SETOF_VALUE:
        case OBJECTID_VALUE:
        case ENUMERATED_VALUE:
        case CHOICE_VALUE:
        case SEQUENCE_VALUE:
        case SET_VALUE:
        case FUNCTION_REFERENCE_VALUE:
        case ALTSTEP_REFERENCE_VALUE:
        case TESTCASE_REFERENCE_VALUE:
            if (value.isUnfoldable(timestamp)) {
                return;
            }
            isValid = subtypeConstraint.isElement(last);
            break;
        default:
            return;
    }
    if (!isValid) {
        value.getLocation().reportSemanticError(MessageFormat.format("{0} is not a valid value for type `{1}'' which has subtype {2}", last.createStringRepresentation(), myOwner.getTypename(), subtypeConstraint.toString()));
    }
}

Example 5 with Function_Reference_Value

use of org.eclipse.titan.designer.AST.TTCN3.values.Function_Reference_Value in project titan.EclipsePlug-ins by eclipse.

the class RefersExpression 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 (referred == null) {
        return lastValue;
    }
    checkExpressionOperands(timestamp, expectedValue, referenceChain);
    if (getIsErroneous(timestamp) || referredAssignment == null) {
        return lastValue;
    }
    if (isUnfoldable(timestamp, referenceChain)) {
        return lastValue;
    }
    switch(referredAssignment.getAssignmentType()) {
        case A_FUNCTION:
        case A_FUNCTION_RTEMP:
        case A_FUNCTION_RVAL:
            lastValue = new Function_Reference_Value((Def_Function) referredAssignment);
            lastValue.copyGeneralProperties(this);
            break;
        case A_EXT_FUNCTION:
        case A_EXT_FUNCTION_RTEMP:
        case A_EXT_FUNCTION_RVAL:
            lastValue = new Function_Reference_Value((Def_Extfunction) referredAssignment);
            lastValue.copyGeneralProperties(this);
            break;
        case A_ALTSTEP:
            lastValue = new Altstep_Reference_Value((Def_Altstep) referredAssignment);
            lastValue.copyGeneralProperties(this);
            break;
        case A_TESTCASE:
            lastValue = new Testcase_Reference_Value((Def_Testcase) referredAssignment);
            lastValue.copyGeneralProperties(this);
            break;
        default:
            setIsErroneous(true);
            break;
    }
    return lastValue;
}