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

Example 36 with Reference

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

the class SubsetMatch_Template method generateCodeInit.

@Override
public /**
 * {@inheritDoc}
 */
void generateCodeInit(final JavaGenData aData, final StringBuilder source, final String name) {
    if (lastTimeBuilt != null && !lastTimeBuilt.isLess(aData.getBuildTimstamp())) {
        return;
    }
    lastTimeBuilt = aData.getBuildTimstamp();
    aData.addBuiltinTypeImport("Base_Template.template_sel");
    String ofTypeName;
    switch(myGovernor.getTypetype()) {
        case TYPE_SEQUENCE_OF:
            ofTypeName = ((SequenceOf_Type) myGovernor).getOfType().getGenNameTemplate(aData, source, myScope);
            break;
        case TYPE_SET_OF:
            ofTypeName = ((SetOf_Type) myGovernor).getOfType().getGenNameTemplate(aData, source, myScope);
            break;
        case TYPE_ARRAY:
            ofTypeName = ((Array_Type) myGovernor).getElementType().getGenNameTemplate(aData, source, myScope);
            break;
        default:
            ErrorReporter.INTERNAL_ERROR("FATAL ERROR while processing subset match template `" + getFullName() + "''");
            return;
    }
    final ArrayList<Integer> variables = new ArrayList<Integer>();
    long fixedPart = 0;
    for (int i = 0; i < templates.getNofTemplates(); i++) {
        final TTCN3Template templateListItem = templates.getTemplateByIndex(i);
        if (templateListItem.getTemplatetype() == Template_type.ALL_FROM) {
            variables.add(i);
        } else {
            fixedPart++;
        }
    }
    if (variables.size() > 0) {
        final StringBuilder preamble = new StringBuilder();
        final StringBuilder setType = new StringBuilder();
        final StringBuilder[] variableReferences = new StringBuilder[templates.getNofTemplates()];
        setType.append(MessageFormat.format("{0}.setType(template_sel.SUBSET_MATCH, {1}", name, fixedPart));
        for (int v = 0; v < variables.size(); v++) {
            TTCN3Template template = templates.getTemplateByIndex(variables.get(v));
            // the template must be all from
            if (template instanceof All_From_Template) {
                template = ((All_From_Template) template).getAllFrom();
            }
            final Reference reference = ((SpecificValue_Template) template).getReference();
            final Assignment assignment = reference.getRefdAssignment(CompilationTimeStamp.getBaseTimestamp(), false);
            setType.append(" + ");
            final ExpressionStruct expression = new ExpressionStruct();
            reference.generateCode(aData, expression);
            if (expression.preamble.length() > 0) {
                preamble.append(expression.preamble);
            }
            switch(assignment.getAssignmentType()) {
                case A_CONST:
                case A_EXT_CONST:
                case A_MODULEPAR:
                case A_VAR:
                case A_PAR_VAL:
                case A_PAR_VAL_IN:
                case A_PAR_VAL_OUT:
                case A_PAR_VAL_INOUT:
                case A_FUNCTION_RVAL:
                case A_EXT_FUNCTION_RVAL:
                    if (assignment.getType(CompilationTimeStamp.getBaseTimestamp()).fieldIsOptional(reference.getSubreferences())) {
                        expression.expression.append(".get()");
                    }
                    break;
                default:
                    break;
            }
            variableReferences[variables.get(v)] = expression.expression;
            setType.append(expression.expression);
            setType.append(".n_elem().getInt()");
        }
        source.append(preamble);
        source.append(setType);
        source.append(");\n");
        final StringBuilder shifty = new StringBuilder();
        for (int i = 0; i < templates.getNofTemplates(); i++) {
            final TTCN3Template template = templates.getTemplateByIndex(i);
            switch(template.getTemplatetype()) {
                case ALL_FROM:
                    {
                        // the template must be all from
                        final StringBuilder storedExpression = variableReferences[i];
                        source.append(MessageFormat.format("for (int i_i = 0, i_lim = {0}.n_elem().getInt(); i_i < i_lim; ++i_i ) '{'\n", storedExpression));
                        final String embeddedName = MessageFormat.format("{0}.setItem({1}{2} + i_i)", name, i, shifty);
                        ((All_From_Template) template).generateCodeInitAllFrom(aData, source, embeddedName, storedExpression);
                        source.append("}\n");
                        shifty.append(MessageFormat.format("-1 + {0}.n_elem().getInt()", storedExpression));
                        break;
                    }
                default:
                    if (template.needsTemporaryReference()) {
                        final String tempId = aData.getTemporaryVariableName();
                        source.append("{\n");
                        source.append(MessageFormat.format("{0} {1} = {2}.setItem({3}{4});\n", ofTypeName, tempId, name, i, shifty));
                        template.generateCodeInit(aData, source, tempId);
                        source.append("}\n");
                    } else {
                        final String embeddedName = MessageFormat.format("{0}.setItem({1}{2})", name, i, shifty);
                        template.generateCodeInit(aData, source, embeddedName);
                    }
                    break;
            }
        }
    } else {
        source.append(MessageFormat.format("{0}.setType(template_sel.SUBSET_MATCH, {1});\n", name, templates.getNofTemplates()));
        for (int i = 0; i < templates.getNofTemplates(); i++) {
            final TTCN3Template template = templates.getTemplateByIndex(i);
            if (template.needsTemporaryReference()) {
                final String tempId = aData.getTemporaryVariableName();
                source.append("{\n");
                source.append(MessageFormat.format("{0} {1} = {2}.setItem({3});\n", ofTypeName, tempId, name, i));
                template.generateCodeInit(aData, source, tempId);
                source.append("}\n");
            } else {
                final String embeddedName = MessageFormat.format("{0}.setItem({1})", name, i);
                template.generateCodeInit(aData, source, embeddedName);
            }
        }
    }
    if (lengthRestriction != null) {
        if (getCodeSection() == CodeSectionType.CS_POST_INIT) {
            lengthRestriction.reArrangeInitCode(aData, source, myScope.getModuleScope());
        }
        lengthRestriction.generateCodeInit(aData, source, name);
    }
    if (isIfpresent) {
        source.append(name);
        source.append(".set_ifPresent();\n");
    }
}

Example 37 with Reference

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

the class ValueList_Template method generateCodeInit.

@Override
public /**
 * {@inheritDoc}
 */
void generateCodeInit(final JavaGenData aData, final StringBuilder source, final String name) {
    if (lastTimeBuilt != null && !lastTimeBuilt.isLess(aData.getBuildTimstamp())) {
        return;
    }
    lastTimeBuilt = aData.getBuildTimstamp();
    aData.addBuiltinTypeImport("Base_Template.template_sel");
    final ArrayList<Integer> variables = new ArrayList<Integer>();
    long fixedPart = 0;
    for (int i = 0; i < templates.getNofTemplates(); i++) {
        final TTCN3Template templateListItem = templates.getTemplateByIndex(i);
        if (templateListItem.getTemplatetype() == Template_type.ALL_FROM) {
            variables.add(i);
        } else {
            fixedPart++;
        }
    }
    final String typeName = myGovernor.getGenNameTemplate(aData, source, myScope);
    if (variables.size() > 0) {
        final StringBuilder preamble = new StringBuilder();
        final StringBuilder setType = new StringBuilder();
        final StringBuilder[] variableReferences = new StringBuilder[templates.getNofTemplates()];
        setType.append(MessageFormat.format("{0}.setType(template_sel.VALUE_LIST, {1}", name, fixedPart));
        for (int v = 0; v < variables.size(); v++) {
            TTCN3Template template = templates.getTemplateByIndex(variables.get(v));
            // the template must be all from
            if (template instanceof All_From_Template) {
                template = ((All_From_Template) template).getAllFrom();
            }
            final Reference reference = ((SpecificValue_Template) template).getReference();
            final Assignment assignment = reference.getRefdAssignment(CompilationTimeStamp.getBaseTimestamp(), false);
            setType.append(" + ");
            final ExpressionStruct expression = new ExpressionStruct();
            reference.generateCode(aData, expression);
            if (expression.preamble.length() > 0) {
                preamble.append(expression.preamble);
            }
            switch(assignment.getAssignmentType()) {
                case A_CONST:
                case A_EXT_CONST:
                case A_MODULEPAR:
                case A_VAR:
                case A_PAR_VAL:
                case A_PAR_VAL_IN:
                case A_PAR_VAL_OUT:
                case A_PAR_VAL_INOUT:
                case A_FUNCTION_RVAL:
                case A_EXT_FUNCTION_RVAL:
                    if (assignment.getType(CompilationTimeStamp.getBaseTimestamp()).fieldIsOptional(reference.getSubreferences())) {
                        expression.expression.append(".get()");
                    }
                    break;
                default:
                    break;
            }
            variableReferences[variables.get(v)] = expression.expression;
            setType.append(expression.expression);
            setType.append(".n_elem().getInt()");
        }
        source.append(preamble);
        source.append(setType);
        source.append(");\n");
        final StringBuilder shifty = new StringBuilder();
        for (int i = 0; i < templates.getNofTemplates(); i++) {
            final TTCN3Template template = templates.getTemplateByIndex(i);
            switch(template.getTemplatetype()) {
                case ALL_FROM:
                    {
                        // the template must be all from
                        final StringBuilder storedExpression = variableReferences[i];
                        source.append(MessageFormat.format("for (int i_i = 0, i_lim = {0}.n_elem().getInt(); i_i < i_lim; ++i_i ) '{'\n", storedExpression));
                        final String embeddedName = MessageFormat.format("{0}.listItem({1}{2} + i_i)", name, i, shifty);
                        ((All_From_Template) template).generateCodeInitAllFrom(aData, source, embeddedName, storedExpression);
                        source.append("}\n");
                        shifty.append(MessageFormat.format("-1 + {0}.n_elem().getInt()", storedExpression));
                        break;
                    }
                default:
                    if (template.needsTemporaryReference()) {
                        final String tempId = aData.getTemporaryVariableName();
                        source.append("{\n");
                        source.append(MessageFormat.format("{0} {1} = {2}.listItem({3}{4});\n", typeName, tempId, name, i, shifty));
                        template.generateCodeInit(aData, source, tempId);
                        source.append("}\n");
                    } else {
                        final String embeddedName = MessageFormat.format("{0}.listItem({1}{2})", name, i, shifty);
                        template.generateCodeInit(aData, source, embeddedName);
                    }
                    break;
            }
        }
    } else {
        source.append(MessageFormat.format("{0}.setType(template_sel.VALUE_LIST, {1});\n", name, templates.getNofTemplates()));
        for (int i = 0; i < templates.getNofTemplates(); i++) {
            final TTCN3Template template = templates.getTemplateByIndex(i);
            if (template.needsTemporaryReference()) {
                final String tempId = aData.getTemporaryVariableName();
                source.append("{\n");
                source.append(MessageFormat.format("{0} {1} = {2}.listItem({3});\n", typeName, tempId, name, i));
                template.generateCodeInit(aData, source, tempId);
                source.append("}\n");
            } else {
                final String embeddedName = MessageFormat.format("{0}.listItem({1})", name, i);
                template.generateCodeInit(aData, source, embeddedName);
            }
        }
    }
    if (lengthRestriction != null) {
        if (getCodeSection() == CodeSectionType.CS_POST_INIT) {
            lengthRestriction.reArrangeInitCode(aData, source, myScope.getModuleScope());
        }
        lengthRestriction.generateCodeInit(aData, source, name);
    }
    if (isIfpresent) {
        source.append(name);
        source.append(".set_ifPresent();\n");
    }
}

Example 38 with Reference

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

the class Component_Type method checkExpressionOperandComponentRefernce.

/**
 * Checks if the provided value is a reference to a component or not.
 *
 * @param timestamp the timestamp of the actual semantic check cycle.
 * @param value the value to be checked
 * @param expected_value the value kind expected from the actual parameter.
 */
public static void checkExpressionOperandComponentRefernce(final CompilationTimeStamp timestamp, final IValue value, final String operationName) {
    switch(value.getValuetype()) {
        case EXPRESSION_VALUE:
            {
                final Expression_Value expression = (Expression_Value) value;
                if (Operation_type.APPLY_OPERATION.equals(expression.getOperationType())) {
                    final IReferenceChain chain = ReferenceChain.getInstance(IReferenceChain.CIRCULARREFERENCE, true);
                    final IValue last = value.getValueRefdLast(timestamp, chain);
                    chain.release();
                    if (last == null || last.getIsErroneous(timestamp)) {
                        value.setIsErroneous(true);
                        return;
                    }
                    IType type = last.getExpressionGovernor(timestamp, Expected_Value_type.EXPECTED_DYNAMIC_VALUE);
                    if (type == null) {
                        value.setIsErroneous(true);
                        return;
                    }
                    type = type.getTypeRefdLast(timestamp);
                    if (type.getIsErroneous(timestamp)) {
                        value.setIsErroneous(true);
                        // don't let spread an earlier mistake
                        return;
                    }
                    if (!Type_type.TYPE_COMPONENT.equals(type.getTypetype())) {
                        value.getLocation().reportSemanticError(MessageFormat.format("The first operand of operation `{0}'': Type mismatch: component reference was expected instead of `{1}''", operationName, type.getTypename()));
                        value.setIsErroneous(true);
                        return;
                    }
                }
                break;
            }
        case REFERENCED_VALUE:
            {
                final Reference reference = ((Referenced_Value) value).getReference();
                final Assignment assignment = reference.getRefdAssignment(timestamp, true);
                if (assignment == null) {
                    value.setIsErroneous(true);
                    return;
                }
                switch(assignment.getAssignmentType()) {
                    case A_CONST:
                        {
                            IType type = ((Def_Const) assignment).getType(timestamp).getFieldType(timestamp, reference, 1, Expected_Value_type.EXPECTED_DYNAMIC_VALUE, false);
                            if (type == null) {
                                value.setIsErroneous(true);
                                return;
                            }
                            type = type.getTypeRefdLast(timestamp);
                            if (type.getIsErroneous(timestamp)) {
                                value.setIsErroneous(true);
                                // don't let spread an earlier mistake
                                return;
                            }
                            if (!Type_type.TYPE_COMPONENT.equals(type.getTypetype())) {
                                reference.getLocation().reportSemanticError(MessageFormat.format("The first operand of operation `{0}'': Type mismatch: component reference was expected instead of `{1}''", operationName, type.getTypename()));
                                value.setIsErroneous(true);
                                return;
                            }
                            IValue tempValue = ((Def_Const) assignment).getValue();
                            if (tempValue == null) {
                                return;
                            }
                            IReferenceChain chain = ReferenceChain.getInstance(IReferenceChain.CIRCULARREFERENCE, true);
                            tempValue = tempValue.getReferencedSubValue(timestamp, reference, 1, chain);
                            chain.release();
                            if (tempValue == null) {
                                return;
                            }
                            chain = ReferenceChain.getInstance(IReferenceChain.CIRCULARREFERENCE, true);
                            tempValue = tempValue.getValueRefdLast(timestamp, chain);
                            chain.release();
                            if (Value_type.TTCN3_NULL_VALUE.equals(tempValue.getValuetype())) {
                                reference.getLocation().reportSemanticError(MessageFormat.format("The first operand of operation `{0}'' refers to the `null'' component reference", operationName));
                                value.setIsErroneous(true);
                                return;
                            }
                            if (!Value_type.EXPRESSION_VALUE.equals(tempValue.getValuetype())) {
                                return;
                            }
                            switch(((Expression_Value) tempValue).getOperationType()) {
                                case MTC_COMPONENT_OPERATION:
                                    reference.getLocation().reportSemanticError(MessageFormat.format("The first operand of operation `{0}'' refers to the component reference of the `mtc''", operationName));
                                    value.setIsErroneous(true);
                                    return;
                                case COMPONENT_NULL_OPERATION:
                                    reference.getLocation().reportSemanticError(MessageFormat.format("The first operand of operation `{0}'' refers to the `null'' component reference", operationName));
                                    value.setIsErroneous(true);
                                    return;
                                case SYSTEM_COMPONENT_OPERATION:
                                    reference.getLocation().reportSemanticError(MessageFormat.format("The first operand of operation `{0}'' refers to the component reference of the `system''", operationName));
                                    value.setIsErroneous(true);
                                    return;
                                default:
                                    break;
                            }
                            break;
                        }
                    case A_EXT_CONST:
                        {
                            IType type = ((Def_ExternalConst) assignment).getType(timestamp).getFieldType(timestamp, reference, 1, Expected_Value_type.EXPECTED_DYNAMIC_VALUE, false);
                            if (type == null) {
                                value.setIsErroneous(true);
                                return;
                            }
                            type = type.getTypeRefdLast(timestamp);
                            if (type.getIsErroneous(timestamp)) {
                                value.setIsErroneous(true);
                                // don't let spread an earlier mistake
                                return;
                            }
                            if (!Type_type.TYPE_COMPONENT.equals(type.getTypetype())) {
                                reference.getLocation().reportSemanticError(MessageFormat.format("The first operand of operation `{0}'': Type mismatch: component reference was expected instead of `{1}''", operationName, type.getTypename()));
                                value.setIsErroneous(true);
                                return;
                            }
                            break;
                        }
                    case A_MODULEPAR:
                        {
                            IType type = ((Def_ModulePar) assignment).getType(timestamp).getFieldType(timestamp, reference, 1, Expected_Value_type.EXPECTED_DYNAMIC_VALUE, false);
                            if (type == null) {
                                value.setIsErroneous(true);
                                return;
                            }
                            type = type.getTypeRefdLast(timestamp);
                            if (type.getIsErroneous(timestamp)) {
                                value.setIsErroneous(true);
                                // don't let spread an earlier mistake
                                return;
                            }
                            if (!Type_type.TYPE_COMPONENT.equals(type.getTypetype())) {
                                reference.getLocation().reportSemanticError(MessageFormat.format("The first operand of operation `{0}'': Type mismatch: component reference was expected instead of `{1}''", operationName, type.getTypename()));
                                value.setIsErroneous(true);
                                return;
                            }
                            break;
                        }
                    case A_VAR:
                        {
                            IType type = ((Def_Var) assignment).getType(timestamp).getFieldType(timestamp, reference, 1, Expected_Value_type.EXPECTED_DYNAMIC_VALUE, false);
                            if (type == null) {
                                value.setIsErroneous(true);
                                return;
                            }
                            type = type.getTypeRefdLast(timestamp);
                            if (type.getIsErroneous(timestamp)) {
                                value.setIsErroneous(true);
                                // don't let spread an earlier mistake
                                return;
                            }
                            if (!Type_type.TYPE_COMPONENT.equals(type.getTypetype())) {
                                reference.getLocation().reportSemanticError(MessageFormat.format("The first operand of operation `{0}'': Type mismatch: component reference was expected instead of `{1}''", operationName, type.getTypename()));
                                value.setIsErroneous(true);
                                return;
                            }
                            break;
                        }
                    case A_FUNCTION_RVAL:
                        {
                            IType type = ((Def_Function) assignment).getType(timestamp).getFieldType(timestamp, reference, 1, Expected_Value_type.EXPECTED_DYNAMIC_VALUE, false);
                            if (type == null) {
                                value.setIsErroneous(true);
                                return;
                            }
                            type = type.getTypeRefdLast(timestamp);
                            if (type.getIsErroneous(timestamp)) {
                                value.setIsErroneous(true);
                                // don't let spread an earlier mistake
                                return;
                            }
                            if (!Type_type.TYPE_COMPONENT.equals(type.getTypetype())) {
                                reference.getLocation().reportSemanticError(MessageFormat.format("The first operand of operation `{0}'': Type mismatch: component reference was expected instead of `{1}''", operationName, type.getTypename()));
                                value.setIsErroneous(true);
                                return;
                            }
                            break;
                        }
                    case A_EXT_FUNCTION_RVAL:
                        {
                            IType type = ((Def_Extfunction) assignment).getType(timestamp).getFieldType(timestamp, reference, 1, Expected_Value_type.EXPECTED_DYNAMIC_VALUE, false);
                            if (type == null) {
                                value.setIsErroneous(true);
                                return;
                            }
                            type = type.getTypeRefdLast(timestamp);
                            if (type.getIsErroneous(timestamp)) {
                                value.setIsErroneous(true);
                                // don't let spread an earlier mistake
                                return;
                            }
                            if (!Type_type.TYPE_COMPONENT.equals(type.getTypetype())) {
                                reference.getLocation().reportSemanticError(MessageFormat.format("The first operand of operation `{0}'': Type mismatch: component reference was expected instead of `{1}''", operationName, type.getTypename()));
                                value.setIsErroneous(true);
                                return;
                            }
                            break;
                        }
                    case A_PAR_VAL:
                    case A_PAR_VAL_IN:
                    case A_PAR_VAL_OUT:
                    case A_PAR_VAL_INOUT:
                        {
                            IType type = ((FormalParameter) assignment).getType(timestamp).getFieldType(timestamp, reference, 1, Expected_Value_type.EXPECTED_DYNAMIC_VALUE, false);
                            if (type == null) {
                                value.setIsErroneous(true);
                                return;
                            }
                            type = type.getTypeRefdLast(timestamp);
                            if (type.getIsErroneous(timestamp)) {
                                value.setIsErroneous(true);
                                // don't let spread an earlier mistake
                                return;
                            }
                            if (!Type_type.TYPE_COMPONENT.equals(type.getTypetype())) {
                                reference.getLocation().reportSemanticError(MessageFormat.format("The first operand of operation `{0}'': Type mismatch: component reference was expected instead of `{1}''", operationName, type.getTypename()));
                                value.setIsErroneous(true);
                                return;
                            }
                            break;
                        }
                    default:
                        reference.getLocation().reportSemanticError(MessageFormat.format("The first operand of operation `{0}'' should be a component reference instead of `{1}''", operationName, assignment.getDescription()));
                        value.setIsErroneous(true);
                        return;
                }
                break;
            }
        default:
            // the error was already reported if possible.
            return;
    }
}

Example 39 with Reference

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

the class SubType method addTtcnSingle.

/**
 * add TTCN-3 single value sub-type constraint to this sub-type
 */
private boolean addTtcnSingle(final CompilationTimeStamp timestamp, final Value value, final int restrictionIndex) {
    value.setMyScope(myOwner.getMyScope());
    value.setMyGovernor(myOwner);
    final BridgingNamedNode bridge = new BridgingNamedNode(myOwner, myOwner.getTypename() + ".<single_restriction_" + restrictionIndex + ">");
    value.setFullNameParent(bridge);
    IValue last = myOwner.checkThisValueRef(timestamp, value);
    // check if this is type reference, if not then fall through
    final IValue refValue = value.setLoweridToReference(timestamp);
    // Value_type.REFERENCED_VALUE);
    if (refValue.getValuetype() == Value.Value_type.REFERENCED_VALUE) {
        final Reference ref = ((Referenced_Value) refValue).getReference();
        final Assignment ass = ref.getRefdAssignment(timestamp, false);
        if (ass == null) {
            // definition was not found, error was reported
            return false;
        }
        if (ass.getAssignmentType() == Assignment.Assignment_type.A_TYPE) {
            IType t = ass.getType(timestamp);
            t.check(timestamp);
            if (t.getIsErroneous(timestamp)) {
                return false;
            }
            final List<ISubReference> subrefs = ref.getSubreferences();
            if (subrefs.size() > 1) {
                // if there were sub-references then get the referenced field's type
                t = t.getFieldType(timestamp, ref, 1, Expected_Value_type.EXPECTED_CONSTANT, false);
                if ((t == null) || t.getIsErroneous(timestamp)) {
                    return false;
                }
                t.check(timestamp);
                if (t.getIsErroneous(timestamp)) {
                    return false;
                }
            }
            if (!t.isIdentical(timestamp, myOwner)) {
                value.getLocation().reportSemanticError(MessageFormat.format("Reference `{0}'' must refer to a type which has the same root type as this type", ref.getDisplayName()));
                return false;
            }
            // check subtype of referenced type
            final SubType tSt = t.getSubtype();
            if ((tSt == null) || (tSt.subtypeConstraint == null)) {
                value.getLocation().reportSemanticError(MessageFormat.format("Type referenced by `{0}'' does not have a subtype", ref.getDisplayName()));
                return false;
            }
            // check circular sub-type reference
            if (!addParentSubtype(tSt)) {
                return false;
            }
            if (tSt.getIsErroneous(timestamp)) {
                return false;
            }
            if (tSt.subtypeType != subtypeType) {
                ErrorReporter.INTERNAL_ERROR();
                return false;
            }
            // add the sub-type as union
            if (subtypeConstraint == null) {
                subtypeConstraint = tSt.subtypeConstraint;
            } else {
                subtypeConstraint = subtypeConstraint.union(tSt.subtypeConstraint);
            }
            return true;
        }
    }
    myOwner.checkThisValue(timestamp, last, null, new ValueCheckingOptions(Expected_Value_type.EXPECTED_CONSTANT, false, false, false, false, false));
    final IReferenceChain chain = ReferenceChain.getInstance(IReferenceChain.CIRCULARREFERENCE, true);
    last = last.getValueRefdLast(timestamp, chain);
    chain.release();
    if (last.getIsErroneous(timestamp) || last.isUnfoldable(timestamp)) {
        return false;
    }
    // create a single value constraint
    SubtypeConstraint sc;
    switch(subtypeType) {
        case ST_INTEGER:
            sc = new RangeListConstraint(new IntegerLimit(((Integer_Value) last).getValueValue()));
            break;
        case ST_FLOAT:
            sc = new RealRangeListConstraint(((Real_Value) last).getValue());
            break;
        case ST_BOOLEAN:
            sc = new BooleanListConstraint(((Boolean_Value) last).getValue());
            break;
        case ST_VERDICTTYPE:
            sc = new VerdicttypeListConstraint(((Verdict_Value) last).getValue());
            break;
        case ST_BITSTRING:
            sc = new StringSizeAndValueListConstraint(StringSizeAndValueListConstraint.Type.BITSTRING, ((Bitstring_Value) last).getValue());
            break;
        case ST_HEXSTRING:
            sc = new StringSizeAndValueListConstraint(StringSizeAndValueListConstraint.Type.HEXSTRING, ((Hexstring_Value) last).getValue());
            break;
        case ST_OCTETSTRING:
            sc = new StringSizeAndValueListConstraint(StringSizeAndValueListConstraint.Type.OCTETSTRING, ((Octetstring_Value) last).getValue());
            break;
        case ST_CHARSTRING:
            if (last.getValuetype() != Value.Value_type.CHARSTRING_VALUE) {
                return false;
            }
            sc = new StringSetConstraint(StringSubtypeTreeElement.StringType.CHARSTRING, StringSetConstraint.ConstraintType.VALUE_CONSTRAINT, new StringValueConstraint(((Charstring_Value) last).getValue()));
            break;
        case ST_UNIVERSAL_CHARSTRING:
            switch(last.getValuetype()) {
                case CHARSTRING_VALUE:
                    sc = new StringSetConstraint(StringSubtypeTreeElement.StringType.UNIVERSAL_CHARSTRING, StringSetConstraint.ConstraintType.VALUE_CONSTRAINT, new UStringValueConstraint(new UniversalCharstring(((Charstring_Value) last).getValue())));
                    break;
                case UNIVERSALCHARSTRING_VALUE:
                    sc = new StringSetConstraint(StringSubtypeTreeElement.StringType.UNIVERSAL_CHARSTRING, StringSetConstraint.ConstraintType.VALUE_CONSTRAINT, new UStringValueConstraint(((UniversalCharstring_Value) last).getValue()));
                    break;
                default:
                    return false;
            }
            break;
        case ST_OBJID:
        case ST_ENUM:
        case ST_UNION:
        case ST_RECORD:
        case ST_SET:
        case ST_FUNCTION:
        case ST_ALTSTEP:
        case ST_TESTCASE:
            sc = new ValueListConstraint(last);
            break;
        case ST_RECORDOF:
        case ST_SETOF:
            sc = new ValueListAndSizeConstraint(last);
            break;
        default:
            ErrorReporter.INTERNAL_ERROR();
            return false;
    }
    // add next value using union operation
    if (subtypeConstraint == null) {
        subtypeConstraint = sc;
    } else {
        subtypeConstraint = subtypeConstraint.union(sc);
    }
    return true;
}

Example 40 with Reference

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

the class IterateOnWrongArray method process.

@Override
protected void process(final IVisitableNode node, final Problems problems) {
    if (!(node instanceof For_Statement)) {
        return;
    }
    final For_Statement fs = (For_Statement) node;
    // find the loop variable
    final LoopVariableFinder lvVisitor = new LoopVariableFinder();
    fs.accept(lvVisitor);
    final Reference loopVar = lvVisitor.getLoopVariable();
    if (loopVar == null) {
        return;
    }
    final Assignment loopVarDef = loopVar.getRefdAssignment(CompilationTimeStamp.getBaseTimestamp(), false);
    if (loopVarDef == null) {
        return;
    }
    // find the array over which the loop iterates
    final Value finalExpr = fs.getFinalExpression();
    if (finalExpr == null) {
        return;
    }
    final FinalExprVisitor exprVisitor = new FinalExprVisitor();
    finalExpr.accept(exprVisitor);
    final List<Reference> arraysIterated = exprVisitor.getArraysIterated();
    if (arraysIterated.isEmpty()) {
        return;
    }
    /* search every statement block for references that has the loop variable in them and the
		 * reference differs from the reference of the array over which the for loop iterates */
    final StatementBlock sb = fs.getStatementBlock();
    if (sb == null) {
        return;
    }
    final StatementBlockVisitor sbVisitor = new StatementBlockVisitor(loopVar, arraysIterated);
    sb.accept(sbVisitor);
    final List<Reference> matchingRefs = sbVisitor.getMatchingReferences();
    for (final Reference r : matchingRefs) {
        if (r.getUsedOnLeftHandSide()) {
            continue;
        }
        problems.report(r.getLocation(), MessageFormat.format(ERR_MSG, loopVar));
    }
}