Examples with JCAnnotation org.eclipse.ceylon.langtools.tools.javac.tree.JCTree.JCAnnotation used on opensource projects

Example 1 with JCAnnotation

use of org.eclipse.ceylon.langtools.tools.javac.tree.JCTree.JCAnnotation in project ceylon by eclipse.

the class AbstractTransformer method makeReifiedTypeParameterVarDecl.

JCVariableDecl makeReifiedTypeParameterVarDecl(TypeParameter param, boolean isCompanion) {
    String descriptorName = naming.getTypeArgumentDescriptorName(param);
    long flags = PRIVATE;
    if (!isCompanion)
        flags |= FINAL;
    List<JCAnnotation> annotations = makeAtIgnore();
    JCVariableDecl localVar = make().VarDef(make().Modifiers(flags, annotations), names().fromString(descriptorName), makeTypeDescriptorType(), null);
    return localVar;
}

Example 2 with JCAnnotation

use of org.eclipse.ceylon.langtools.tools.javac.tree.JCTree.JCAnnotation in project ceylon by eclipse.

the class AbstractTransformer method makeAtAnnotation.

private JCExpression makeAtAnnotation(Annotation annotation) {
    JCExpression valueAttribute = make().Assign(naming.makeUnquotedIdent("value"), make().Literal(annotation.getName()));
    List<JCExpression> attributes;
    if (!annotation.getPositionalArguments().isEmpty()) {
        java.util.List<String> positionalArguments = annotation.getPositionalArguments();
        ListBuffer<JCExpression> array = new ListBuffer<JCTree.JCExpression>();
        for (String val : positionalArguments) array.add(make().Literal(val));
        JCExpression argumentsAttribute = make().Assign(naming.makeUnquotedIdent("arguments"), make().NewArray(null, null, array.toList()));
        attributes = List.of(valueAttribute, argumentsAttribute);
    } else if (!annotation.getNamedArguments().isEmpty()) {
        Map<String, String> namedArguments = annotation.getNamedArguments();
        ListBuffer<JCExpression> array = new ListBuffer<JCTree.JCExpression>();
        for (Entry<String, String> entry : namedArguments.entrySet()) {
            JCExpression argNameAttribute = make().Assign(naming.makeUnquotedIdent("name"), make().Literal(entry.getKey()));
            JCExpression argValueAttribute = make().Assign(naming.makeUnquotedIdent("value"), make().Literal(entry.getValue()));
            JCAnnotation namedArg = make().Annotation(makeIdent(syms().ceylonAtNamedArgumentType), List.of(argNameAttribute, argValueAttribute));
            array.add(namedArg);
        }
        JCExpression argumentsAttribute = make().Assign(naming.makeUnquotedIdent("namedArguments"), make().NewArray(null, null, array.toList()));
        attributes = List.of(valueAttribute, argumentsAttribute);
    } else
        attributes = List.of(valueAttribute);
    return make().Annotation(makeIdent(syms().ceylonAtAnnotationType), attributes);
}

Example 3 with JCAnnotation

use of org.eclipse.ceylon.langtools.tools.javac.tree.JCTree.JCAnnotation in project ceylon by eclipse.

the class AbstractTransformer method makeAtAnnotations.

List<JCAnnotation> makeAtAnnotations(java.util.List<Annotation> annotations) {
    if (!simpleAnnotationModels || annotations == null || annotations.isEmpty())
        return List.nil();
    long modifiers = 0;
    ListBuffer<JCExpression> array = new ListBuffer<JCTree.JCExpression>();
    for (Annotation annotation : annotations) {
        if (isOmittedModelAnnotation(annotation)) {
            continue;
        }
        Long mask = getModelModifierMask(annotation);
        if (mask != null && mask != 0) {
            modifiers |= mask;
        } else {
            array.append(makeAtAnnotation(annotation));
        }
    }
    if (modifiers == 0 && array.isEmpty()) {
        return List.<JCAnnotation>nil();
    }
    List<JCExpression> annotationsAndMods = List.<JCExpression>nil();
    if (!array.isEmpty()) {
        annotationsAndMods = annotationsAndMods.prepend(make().Assign(naming.makeUnquotedIdent("value"), make().NewArray(null, null, array.toList())));
    }
    if (modifiers != 0L) {
        annotationsAndMods = annotationsAndMods.prepend(make().Assign(naming.makeUnquotedIdent("modifiers"), make().Literal(modifiers)));
    }
    return makeModelAnnotation(syms().ceylonAtAnnotationsType, annotationsAndMods);
}

Example 4 with JCAnnotation

use of org.eclipse.ceylon.langtools.tools.javac.tree.JCTree.JCAnnotation in project ceylon by eclipse.

the class CallableBuilder method buildTypeConstructor.

protected JCExpression buildTypeConstructor(Type callableType, JCNewClass callableInstance) {
    JCExpression result;
    // Wrap in an anonymous TypeConstructor subcla
    MethodDefinitionBuilder rawApply = MethodDefinitionBuilder.systemMethod(gen, Naming.Unfix.apply.toString());
    rawApply.modifiers(Flags.PUBLIC);
    rawApply.isOverride(true);
    // for (TypeParameter tp : typeModel.getDeclaration().getTypeParameters()) {
    // apply.typeParameter(tp);
    // }
    rawApply.resultType(new TransformedType(gen.makeJavaType(callableType, AbstractTransformer.JT_RAW)));
    {
        ParameterDefinitionBuilder pdb = ParameterDefinitionBuilder.systemParameter(gen, "applied");
        pdb.modifiers(Flags.FINAL);
        pdb.type(new TransformedType(gen.make().TypeArray(gen.make().Type(gen.syms().ceylonTypeDescriptorType))));
        rawApply.parameter(pdb);
    }
    rawApply.body(List.<JCStatement>of(gen.make().Return(gen.make().Apply(null, gen.naming.makeUnquotedIdent(Naming.Unfix.$apply$.toString()), List.<JCExpression>of(gen.naming.makeUnquotedIdent("applied"))))));
    MethodDefinitionBuilder typedApply = MethodDefinitionBuilder.systemMethod(gen, Naming.Unfix.$apply$.toString());
    typedApply.modifiers(Flags.PRIVATE);
    // for (TypeParameter tp : typeModel.getDeclaration().getTypeParameters()) {
    // apply.typeParameter(tp);
    // }
    typedApply.resultType(new TransformedType(gen.makeJavaType(callableType)));
    {
        ParameterDefinitionBuilder pdb = ParameterDefinitionBuilder.systemParameter(gen, "applied");
        pdb.modifiers(Flags.FINAL);
        pdb.type(new TransformedType(gen.make().TypeArray(gen.make().Type(gen.syms().ceylonTypeDescriptorType))));
        typedApply.parameter(pdb);
    }
    ListBuffer<JCTypeParameter> typeParameters = new ListBuffer<JCTypeParameter>();
    for (TypeParameter typeParameter : Strategy.getEffectiveTypeParameters(typeModel.getDeclaration())) {
        Type typeArgument = typeModel.getTypeArguments().get(typeParameter);
        typeParameters.add(gen.makeTypeParameter(typeParameter, null));
        typedApply.body(gen.makeVar(Flags.FINAL, gen.naming.getTypeArgumentDescriptorName(typeParameter), gen.make().Type(gen.syms().ceylonTypeDescriptorType), gen.make().Indexed(gen.makeUnquotedIdent("applied"), gen.make().Literal(typeModel.getTypeArgumentList().indexOf(typeArgument)))));
    }
    typedApply.body(gen.make().Return(callableInstance));
    // typedApply.body(body.toList());
    MethodDefinitionBuilder ctor = MethodDefinitionBuilder.constructor(gen, false);
    ctor.body(gen.make().Exec(gen.make().Apply(null, gen.naming.makeSuper(), List.<JCExpression>of(gen.make().Literal(typeModel.asString(true))))));
    SyntheticName n = gen.naming.synthetic(typeModel.getDeclaration().getName());
    JCClassDecl classDef = gen.make().ClassDef(gen.make().Modifiers(0, List.<JCAnnotation>nil()), // name,
    n.asName(), typeParameters.toList(), // extending
    gen.make().QualIdent(gen.syms().ceylonAbstractTypeConstructorType.tsym), // implementing,
    List.<JCExpression>nil(), List.<JCTree>of(ctor.build(), rawApply.build(), typedApply.build()));
    result = gen.make().LetExpr(List.<JCStatement>of(classDef), gen.make().NewClass(null, null, n.makeIdent(), List.<JCExpression>nil(), // List.<JCExpression>of(gen.make().Literal(typeModel.asString(true))),
    null));
    return result;
}

Example 5 with JCAnnotation

use of org.eclipse.ceylon.langtools.tools.javac.tree.JCTree.JCAnnotation in project ceylon by eclipse.

the class AnnotationInvocationVisitor method transformConstructor.

private static JCAnnotation transformConstructor(ExpressionTransformer exprGen, Tree.InvocationExpression invocation, AnnotationInvocation ai, org.eclipse.ceylon.langtools.tools.javac.util.List<AnnotationFieldName> fieldPath) {
    Map<Parameter, ListBuffer<JCExpression>> args = new LinkedHashMap<Parameter, ListBuffer<JCExpression>>();
    List<Parameter> classParameters = ai.getClassParameters();
    // The class parameter's we've not yet figured out the value for
    ArrayList<Parameter> unbound = new ArrayList<Parameter>(classParameters);
    for (Parameter classParameter : classParameters) {
        for (AnnotationArgument argument : ai.findAnnotationArgumentForClassParameter(invocation, new HashSet<Function>(), classParameter)) {
            JCExpression expr = transformConstructorArgument(exprGen, invocation, classParameter, argument, fieldPath);
            appendArgument(args, classParameter, expr);
            unbound.remove(classParameter);
        }
    }
    outer: for (Parameter classParameter : new ArrayList<>(unbound)) {
        // Defaulted argument
        if (ai.isInstantiation()) {
            if (classParameter.isDefaulted()) {
                // That's OK, we'll pick up the default argument from
                // the Java Annotation type
                unbound.remove(classParameter);
                continue outer;
            }
        } else {
            Function ac2 = (Function) ai.getPrimary();
            AnnotationInvocation i = (AnnotationInvocation) ac2.getAnnotationConstructor();
            for (AnnotationArgument aa : i.getAnnotationArguments()) {
                if (aa.getParameter().equals(classParameter)) {
                    appendArgument(args, classParameter, aa.getTerm().makeAnnotationArgumentValue(exprGen, i, org.eclipse.ceylon.langtools.tools.javac.util.List.<AnnotationFieldName>of(aa)));
                    unbound.remove(classParameter);
                    continue outer;
                }
            }
        }
        if (Strategy.hasEmptyDefaultArgument(classParameter)) {
            appendArgument(args, classParameter, exprGen.make().NewArray(null, null, org.eclipse.ceylon.langtools.tools.javac.util.List.<JCExpression>nil()));
            unbound.remove(classParameter);
            continue outer;
        }
    }
    for (Parameter classParameter : unbound) {
        appendArgument(args, classParameter, exprGen.makeErroneous(invocation, "compiler bug: unbound annotation class parameter " + classParameter.getName()));
    }
    ListBuffer<JCExpression> assignments = new ListBuffer<JCExpression>();
    for (Map.Entry<Parameter, ListBuffer<JCExpression>> entry : args.entrySet()) {
        ListBuffer<JCExpression> exprs = entry.getValue();
        if (exprs.size() == 1) {
            assignments.append(makeArgument(exprGen, invocation, entry.getKey(), exprs.first()));
        } else {
            assignments.append(makeArgument(exprGen, invocation, entry.getKey(), exprGen.make().NewArray(null, null, exprs.toList())));
        }
    }
    JCAnnotation annotation = exprGen.at(invocation).Annotation(ai.makeAnnotationType(exprGen), assignments.toList());
    return annotation;
}