Package com.asakusafw.utils.java.model.syntax

Examples of com.asakusafw.utils.java.model.syntax.ModelFactory

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         * @param helperMethod 補助演算子を表すメソッド
         * @throws IllegalArgumentException 引数に{@code null}が指定された場合
         */
        public void addOperatorHelper(ExecutableElement helperMethod) {
            Precondition.checkMustNotBeNull(helperMethod, "helperMethod"); //$NON-NLS-1$
            ModelFactory f = context.environment.getFactory();
            ImportBuilder ib = context.importer;
            Jsr269 conv = new Jsr269(f);
            List<Expression> parameterTypeLiterals = Lists.create();
            for (VariableElement parameter : helperMethod.getParameters()) {
                TypeMirror type = context.environment.getErasure(parameter.asType());
                parameterTypeLiterals.add(new TypeBuilder(f, ib.resolve(conv.convert(type)))
                    .dotClass()
                    .toExpression());
            }
            Expression attribute = new TypeBuilder(f, ib.toType(OperatorHelper.class))
                .newObject(new Expression[] {
                        // name
                        Models.toLiteral(f, helperMethod.getSimpleName().toString()),
                        // parameter types
                        new TypeBuilder(f, ib.toType(Arrays.class))
                            .method("asList", new TypeBuilder(f, ib.toType(Class.class))
                                .parameterize(f.newWildcard())
                                .array(1)
                                .newArray(f.newArrayInitializer(parameterTypeLiterals))
                                .toExpression())
                            .toExpression()
                }).toExpression();
            addAttribute(attribute);
        }
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@TargetOperator(Convert.class)
public class ConvertFlowProcessor extends LineEndProcessor {

    @Override
    public void emitLineEnd(Context context) {
        ModelFactory f = context.getModelFactory();
        Expression input = context.getInput();
        Expression impl = context.createImplementation();
        OperatorDescription desc = context.getOperatorDescription();

        FlowElementPortDescription converted = context.getOutputPort(Convert.ID_OUTPUT_CONVERTED);
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    public void emitLineEnd(Context context) {
        FlowResourceDescription resource = context.getResourceDescription(SideDataJoin.ID_RESOURCE_MASTER);
        SideDataKindFlowAnalyzer helper = new SideDataKindFlowAnalyzer(
                context,
                (JoinResourceDescription) resource);
        ModelFactory f = context.getModelFactory();

        FlowElementPortDescription joinedPort = context.getOutputPort(SideDataJoin.ID_OUTPUT_JOINED);
        FlowElementPortDescription missedPort = context.getOutputPort(SideDataJoin.ID_OUTPUT_MISSED);

        DataObjectMirror resultCache = context.createModelCache(joinedPort.getDataType());
        DataClass outputType = getEnvironment().getDataClasses().load(joinedPort.getDataType());
        List<Statement> process = Lists.create();
        process.add(resultCache.createReset());
        Joined annotation = TypeUtil.erase(joinedPort.getDataType()).getAnnotation(Joined.class);
        Set<String> saw = Sets.create();
        for (Joined.Term term : annotation.terms()) {
            DataClass inputType = getEnvironment().getDataClasses().load(term.source());
            Expression input;
            if (term.source().equals(context.getInputPort(SideDataJoin.ID_INPUT_TRANSACTION).getDataType())) {
                input = context.getInput();
            } else {
                input = helper.getGetRawMasterExpression();
            }
            for (Joined.Mapping mapping : term.mappings()) {
                if (saw.contains(mapping.destination())) {
                    continue;
                }
                saw.add(mapping.destination());
                Property sourceProperty = inputType.findProperty(mapping.source());
                Property destinationProperty = outputType.findProperty(mapping.destination());
                process.add(destinationProperty.createSetter(
                        resultCache.get(),
                        sourceProperty.createGetter(input)));
            }
        }
        ResultMirror joined = context.getOutput(joinedPort);
        process.add(joined.createAdd(resultCache.get()));

        ResultMirror missed = context.getOutput(missedPort);
        context.add(f.newIfStatement(
                helper.getHasMasterExpresion(),
                f.newBlock(process),
                f.newBlock(missed.createAdd(context.getInput()))));
    }
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@TargetOperator(SideDataBranch.class)
public class SideDataBranchFlowProcessor extends LineEndProcessor {

    @Override
    public void emitLineEnd(Context context) {
        ModelFactory f = context.getModelFactory();
        FlowResourceDescription resource = context.getResourceDescription(SideDataBranch.ID_RESOURCE_MASTER);
        SideDataKindFlowAnalyzer helper = new SideDataKindFlowAnalyzer(
                context,
                (JoinResourceDescription) resource);

        OperatorDescription desc = context.getOperatorDescription();
        List<Expression> arguments = Lists.create();
        arguments.add(helper.getGetCheckedMasterExpression());
        arguments.add(context.getInput());
        for (OperatorDescription.Parameter param : desc.getParameters()) {
            arguments.add(Models.toLiteral(f, param.getValue()));
        }

        Method method = desc.getDeclaration().toMethod();
        assert method != null : desc.getDeclaration();
        Class<?> enumType = method.getReturnType();
        List<Tuple2<Enum<?>, FlowElementPortDescription>> constants =
            EnumUtil.extractConstants(enumType, desc.getOutputPorts());

        Expression impl = context.createImplementation();
        Expression branch = context.createLocalVariable(
                context.convert(enumType),
                new ExpressionBuilder(f, impl)
                    .method(desc.getDeclaration().getName(), arguments)
                    .toExpression());

        List<Statement> cases = Lists.create();
        for (Tuple2<Enum<?>, FlowElementPortDescription> tuple : constants) {
            Enum<?> constant = tuple.first;
            FlowElementPortDescription port = tuple.second;
            ResultMirror next = context.getOutput(port);
            cases.add(f.newSwitchCaseLabel(f.newSimpleName(constant.name())));
            cases.add(next.createAdd(context.getInput()));
            cases.add(f.newBreakStatement());
        }
        cases.add(f.newSwitchDefaultLabel());
        cases.add(new TypeBuilder(f, context.convert(AssertionError.class))
            .newObject(branch)
            .toThrowStatement());
        context.add(f.newSwitchStatement(branch, cases));
    }
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@TargetOperator(MasterBranch.class)
public class MasterBranchFlowProcessor extends RendezvousProcessor {

    @Override
    public void emitRendezvous(Context context) {
        ModelFactory f = context.getModelFactory();
        MasterKindFlowAnalyzer masterAnalyzer = new MasterKindFlowAnalyzer(context);

        FlowElementPortDescription tx = context.getInputPort(MasterBranch.ID_INPUT_TRANSACTION);

        OperatorDescription desc = context.getOperatorDescription();
        List<Expression> arguments = Lists.create();
        arguments.add(masterAnalyzer.getGetCheckedMasterExpression());
        arguments.add(context.getProcessInput(tx));
        for (OperatorDescription.Parameter param : desc.getParameters()) {
            arguments.add(Models.toLiteral(f, param.getValue()));
        }

        Method method = desc.getDeclaration().toMethod();
        assert method != null : desc.getDeclaration();
        Class<?> enumType = method.getReturnType();
        List<Tuple2<Enum<?>, FlowElementPortDescription>> constants =
            EnumUtil.extractConstants(enumType, desc.getOutputPorts());

        Expression impl = context.createImplementation();
        SimpleName branch = context.createName("branch");
        context.addProcess(tx, new ExpressionBuilder(f, impl)
            .method(desc.getDeclaration().getName(), arguments)
            .toLocalVariableDeclaration(
                    context.convert(enumType),
                    branch));

        List<Statement> cases = Lists.create();
        for (Tuple2<Enum<?>, FlowElementPortDescription> tuple : constants) {
            Enum<?> constant = tuple.first;
            FlowElementPortDescription port = tuple.second;
            ResultMirror next = context.getOutput(port);
            cases.add(f.newSwitchCaseLabel(f.newSimpleName(constant.name())));
            cases.add(next.createAdd(context.getProcessInput(tx)));
            cases.add(f.newBreakStatement());
        }
        cases.add(f.newSwitchDefaultLabel());
        cases.add(new TypeBuilder(f, context.convert(AssertionError.class))
            .newObject(branch)
            .toThrowStatement());
        context.addProcess(tx, f.newSwitchStatement(branch, cases));
    }
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        assert operatorClass != null;
        String key = getResourceKey(operatorClass, KEY_SUFFIX_IMPLEMENTATION);
        if (key != null && environment.isResourceGenerated(key)) {
            return;
        }
        ModelFactory f = environment.getFactory();
        PackageDeclaration packageDecl = getPackage(f, operatorClass);
        ImportBuilder imports = getImportBuilder(f, packageDecl);
        OperatorClassGenerator generator = new OperatorImplementationClassGenerator(
                environment,
                f,
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        assert operatorClass != null;
        String key = getResourceKey(operatorClass, KEY_SUFFIX_FACTORY);
        if (key != null && environment.isResourceGenerated(key)) {
            return;
        }
        ModelFactory f = environment.getFactory();
        PackageDeclaration packageDecl = getPackage(f, operatorClass);
        ImportBuilder imports = getImportBuilder(f, packageDecl);
        OperatorClassGenerator generator = new OperatorFactoryClassGenerator(
                environment,
                f,
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        return builder.toDescriptor();
    }

    @Override
    protected List<? extends TypeBodyDeclaration> override(Context context) {
        ModelFactory factory = context.environment.getFactory();
        ImplementationBuilder builder = new ImplementationBuilder(context);
        builder.addStatement(new ExpressionBuilder(factory, builder.getParameterName(0))
            .apply(InfixOperator.PLUS, builder.getParameterName(1))
            .apply(InfixOperator.PLUS, Models.toLiteral(factory, "!"))
            .toReturnStatement());
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    }

    @Override
    protected List<? extends TypeBodyDeclaration> override(Context context) {
        ImplementationBuilder builder = new ImplementationBuilder(context);
        ModelFactory f = context.environment.getFactory();
        builder.addStatement(new TypeBuilder(f, context.importer.toType(UnsupportedOperationException.class))
            .newObject(Models.toLiteral(f, "マスタ結合演算子は組み込みの方法で処理されます"))
            .toThrowStatement());
        return builder.toImplementation();
    }
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            assertThat(collected, is(nullValue()));
            this.collected = collected(classes.get(0));
        }

        protected TypeDeclaration collected(OperatorClass operatorClass) {
            ModelFactory factory = Models.getModelFactory();
            PackageElement pkg = (PackageElement) operatorClass.getElement().getEnclosingElement();
            OperatorClassGenerator generator = new OperatorFactoryClassGenerator(
                    env,
                    factory,
                    new ImportBuilder(
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