Examples with ListBuffer org.eclipse.ceylon.langtools.tools.javac.util.ListBuffer used on opensource projects

Example 56 with ListBuffer

use of org.eclipse.ceylon.langtools.tools.javac.util.ListBuffer in project ceylon by eclipse.

the class CallableBuilder method callableToFunctionalInterface.

public static JCExpression callableToFunctionalInterface(CeylonTransformer gen, final Tree.InvocationExpression node, ParameterList parameterList, Type expectedType, Type callableType, boolean useParameterTypesFromCallableModel, JCExpression primaryExpr) {
    ListBuffer<JCStatement> letStmts = new ListBuffer<JCStatement>();
    CallableBuilder cb = new CallableBuilder(gen, node, callableType, parameterList);
    cb.parameterTypes = useParameterTypesFromCallableModel ? cb.getParameterTypesFromCallableModel() : cb.getParameterTypesFromParameterModels();
    Naming.SyntheticName instanceFieldName;
    boolean instanceFieldIsBoxed = true;
    boolean prevCallableInv = gen.expressionGen().withinSyntheticClassBody(true);
    try {
        instanceFieldName = gen.naming.synthetic(Unfix.$instance$);
        letStmts.add(gen.makeVar(Flags.FINAL, instanceFieldName, gen.makeJavaType(callableType), primaryExpr));
    } finally {
        gen.expressionGen().withinSyntheticClassBody(prevCallableInv);
    }
    CallableTransformation tx;
    cb.defaultValueCall = new DefaultValueMethodTransformation() {

        @Override
        public JCExpression makeDefaultValueMethod(AbstractTransformer gen, Parameter defaultedParam, List<JCExpression> defaultMethodArgs) {
            JCExpression fn = null;
            return gen.make().Apply(null, fn, defaultMethodArgs);
        }
    };
    if (cb.isVariadic) {
        tx = cb.new VariadicCallableTransformation(cb.new CallMethodWithForwardedBody(instanceFieldName, instanceFieldIsBoxed, node, false, callableType));
    } else {
        tx = cb.new FixedArityCallableTransformation(cb.new CallMethodWithForwardedBody(instanceFieldName, instanceFieldIsBoxed, node, true, callableType), null);
    }
    cb.useTransformation(tx);
    cb.checkForFunctionalInterface(expectedType);
    return letStmts.isEmpty() ? cb.build() : gen.make().LetExpr(letStmts.toList(), cb.build());
}

Example 57 with ListBuffer

use of org.eclipse.ceylon.langtools.tools.javac.util.ListBuffer in project ceylon by eclipse.

the class CeylonTransformer method makeDefs.

private List<JCTree> makeDefs(CompilationUnit t) {
    final ListBuffer<JCTree> defs = new ListBuffer<JCTree>();
    t.visit(new SourceDeclarationVisitor() {

        @Override
        public void loadFromSource(Declaration decl) {
            if (!checkNative(decl))
                return;
            Stack<Tree.Declaration> ancestors = new Stack<>();
            long flags = decl instanceof Tree.AnyInterface ? Flags.INTERFACE : 0;
            String name = Naming.toplevelClassName("", decl);
            defs.add(makeClassDef(decl, flags, name, WantedDeclaration.Normal, defs, ancestors));
            if (decl instanceof Tree.AnyInterface) {
                String implName = Naming.getImplClassName(name);
                defs.add(makeClassDef(decl, 0, implName, WantedDeclaration.InterfaceImpl, defs, ancestors));
            }
            if (Decl.isAnnotationClassNoModel(decl)) {
                String annotationName = Naming.suffixName(Suffix.$annotation$, name);
                defs.add(makeClassDef(decl, Flags.ANNOTATION | Flags.INTERFACE, annotationName, WantedDeclaration.Annotation, defs, ancestors));
                if (Decl.isSequencedAnnotationClassNoModel((Tree.AnyClass) decl)) {
                    String annotationsName = Naming.suffixName(Suffix.$annotations$, name);
                    defs.add(makeClassDef(decl, Flags.ANNOTATION | Flags.INTERFACE, annotationsName, WantedDeclaration.AnnotationSequence, defs, ancestors));
                }
            }
        }

        private JCTree makeClassDef(Tree.Declaration decl, long flags, String name, WantedDeclaration wantedDeclaration, ListBuffer<JCTree> toplevelDeclarations, Stack<Tree.Declaration> ancestors) {
            if (decl instanceof Tree.AnyInterface == false && TreeUtil.hasAnnotation(decl.getAnnotationList(), "static", null)) {
                flags |= Flags.STATIC;
            }
            ListBuffer<JCTree.JCTypeParameter> typarams = new ListBuffer<JCTree.JCTypeParameter>();
            if (decl instanceof Tree.ClassOrInterface) {
                Tree.ClassOrInterface classDecl = (ClassOrInterface) decl;
                if (decl instanceof Tree.AnyInterface) {
                    // interfaces are pulled up and catch container type params
                    for (Tree.Declaration ancestor : ancestors) {
                        if (ancestor instanceof Tree.ClassOrInterface) {
                            addTypeParameters(typarams, (Tree.ClassOrInterface) ancestor);
                        }
                    }
                }
                addTypeParameters(typarams, classDecl);
            }
            ancestors.push(decl);
            JCTree ret = make().ClassDef(make().Modifiers(flags | Flags.PUBLIC), names().fromString(name), typarams.toList(), null, List.<JCExpression>nil(), makeClassBody(decl, wantedDeclaration, toplevelDeclarations, ancestors));
            ancestors.pop();
            return ret;
        }

        private void addTypeParameters(ListBuffer<JCTypeParameter> typarams, Tree.ClassOrInterface classDecl) {
            if (classDecl.getTypeParameterList() != null) {
                for (Tree.TypeParameterDeclaration typeParamDecl : classDecl.getTypeParameterList().getTypeParameterDeclarations()) {
                    // we don't need a valid name, just a name, and making it BOGUS helps us find it later if it turns out
                    // we failed to reset everything properly
                    typarams.add(make().TypeParameter(names().fromString("BOGUS-" + typeParamDecl.getIdentifier().getText()), List.<JCExpression>nil()));
                }
            }
        }

        private List<JCTree> makeClassBody(Declaration decl, WantedDeclaration wantedDeclaration, ListBuffer<JCTree> toplevelDeclarations, Stack<Tree.Declaration> ancestors) {
            // only do it for Bootstrap where we control the annotations, because it's so dodgy ATM
            if (wantedDeclaration == WantedDeclaration.Annotation) {
                ListBuffer<JCTree> body = new ListBuffer<JCTree>();
                for (Tree.Parameter param : ((Tree.ClassDefinition) decl).getParameterList().getParameters()) {
                    String name;
                    JCExpression type = make().TypeArray(make().Type(syms().stringType));
                    if (param instanceof Tree.InitializerParameter)
                        name = ((Tree.InitializerParameter) param).getIdentifier().getText();
                    else if (param instanceof Tree.ParameterDeclaration) {
                        Tree.TypedDeclaration typedDeclaration = ((Tree.ParameterDeclaration) param).getTypedDeclaration();
                        name = typedDeclaration.getIdentifier().getText();
                        type = getAnnotationTypeFor(typedDeclaration.getType());
                    } else
                        name = "ERROR";
                    JCMethodDecl method = make().MethodDef(make().Modifiers(Flags.PUBLIC), names().fromString(name), type, List.<JCTypeParameter>nil(), List.<JCVariableDecl>nil(), List.<JCExpression>nil(), null, null);
                    body.append(method);
                }
                return body.toList();
            }
            if (wantedDeclaration == WantedDeclaration.AnnotationSequence) {
                String name = Naming.toplevelClassName("", decl);
                String annotationName = Naming.suffixName(Suffix.$annotation$, name);
                JCExpression type = make().TypeArray(make().Ident(names().fromString(annotationName)));
                JCMethodDecl method = make().MethodDef(make().Modifiers(Flags.PUBLIC), names().fromString("value"), type, List.<JCTypeParameter>nil(), List.<JCVariableDecl>nil(), List.<JCExpression>nil(), null, null);
                return List.<JCTree>of(method);
            }
            ListBuffer<JCTree> defs = new ListBuffer<>();
            java.util.List<Statement> statements = null;
            if (decl instanceof Tree.ClassDefinition)
                statements = ((Tree.ClassDefinition) decl).getClassBody().getStatements();
            else if (decl instanceof Tree.InterfaceDefinition) {
                // only walk interface members if we're generating the impl class
                if (wantedDeclaration == WantedDeclaration.InterfaceImpl)
                    statements = ((Tree.InterfaceDefinition) decl).getInterfaceBody().getStatements();
            }
            if (statements != null) {
                for (Tree.Statement member : statements) {
                    if (member instanceof Tree.ClassOrInterface && checkNative((Tree.Declaration) member)) {
                        long flags = member instanceof Tree.AnyInterface ? Flags.INTERFACE : 0;
                        String initialName = Naming.toplevelClassName("", (Tree.Declaration) member);
                        String name;
                        if (member instanceof Tree.AnyInterface) {
                            // interfaces are pulled to the toplevel
                            StringBuffer strbuf = new StringBuffer();
                            for (Tree.Declaration part : ancestors) strbuf.append(part.getIdentifier().getText()).append("$");
                            name = strbuf.append(initialName).toString();
                        } else {
                            name = initialName;
                        }
                        JCTree def = makeClassDef((Tree.Declaration) member, flags, name, WantedDeclaration.Normal, toplevelDeclarations, ancestors);
                        if (member instanceof Tree.AnyInterface) {
                            toplevelDeclarations.add(def);
                            String implName = Naming.getImplClassName(initialName);
                            defs.add(makeClassDef((Tree.Declaration) member, 0, implName, WantedDeclaration.InterfaceImpl, defs, ancestors));
                        } else
                            defs.add(def);
                    // FIXME: interfaces impl?
                    }
                }
            }
            return defs.toList();
        }

        private JCExpression getAnnotationTypeFor(Tree.Type type) {
            if (type instanceof Tree.BaseType) {
                String name = ((Tree.BaseType) type).getIdentifier().getText();
                if (name.equals("String") || name.equals("Declaration"))
                    return make().Type(syms().stringType);
                if (name.equals("Boolean"))
                    return make().Type(syms().booleanType);
                if (name.equals("Integer"))
                    return make().Type(syms().longType);
                if (name.equals("Float"))
                    return make().Type(syms().doubleType);
                if (name.equals("Byte"))
                    return make().Type(syms().byteType);
                if (name.equals("Character"))
                    return make().Type(syms().charType);
                if (name.equals("Declaration") || name.equals("ClassDeclaration") || name.equals("InterfaceDeclaration") || name.equals("ClassOrInterfaceDeclaration"))
                    return make().Type(syms().stringType);
                // probably an enum value then
                return make().TypeArray(make().Type(syms().stringType));
            }
            if (type instanceof Tree.SequencedType) {
                return make().TypeArray(getAnnotationTypeFor(((Tree.SequencedType) type).getType()));
            }
            if (type instanceof Tree.SequenceType) {
                return make().TypeArray(getAnnotationTypeFor(((Tree.SequenceType) type).getElementType()));
            }
            if (type instanceof Tree.IterableType) {
                return make().TypeArray(getAnnotationTypeFor(((Tree.IterableType) type).getElementType()));
            }
            if (type instanceof Tree.TupleType) {
                // can only be one, must be a SequencedType
                Tree.Type sequencedType = ((Tree.TupleType) type).getElementTypes().get(0);
                return getAnnotationTypeFor(sequencedType);
            }
            System.err.println("Unknown Annotation type: " + type);
            return make().TypeArray(make().Type(syms().stringType));
        }

        @Override
        public void loadFromSource(ModuleDescriptor that) {
        // don't think we care about these
        }

        @Override
        public void loadFromSource(PackageDescriptor that) {
        // don't think we care about these
        }
    });
    return defs.toList();
}

Example 58 with ListBuffer

use of org.eclipse.ceylon.langtools.tools.javac.util.ListBuffer in project ceylon by eclipse.

the class CollectionLiteralAnnotationTerm method makeDpmAnnotations.

@Override
public org.eclipse.ceylon.langtools.tools.javac.util.List<JCAnnotation> makeDpmAnnotations(ExpressionTransformer exprGen) {
    if (factory == null) {
    // A tuple
    // TODO @TupleValue({elements...})
    } else {
        // A sequence
        ListBuffer<JCExpression> lb = new ListBuffer<JCExpression>();
        for (AnnotationTerm term : elements) {
            lb.add(((LiteralAnnotationTerm) term).makeLiteral(exprGen));
        }
        JCNewArray array = exprGen.make().NewArray(null, null, lb.toList());
        return factory.makeAtValue(exprGen, null, array);
    }
    return org.eclipse.ceylon.langtools.tools.javac.util.List.<JCAnnotation>nil();
}

Example 59 with ListBuffer

use of org.eclipse.ceylon.langtools.tools.javac.util.ListBuffer in project ceylon by eclipse.

the class CollectionLiteralAnnotationTerm method makeLiteral.

@Override
protected JCExpression makeLiteral(ExpressionTransformer exprGen) {
    ListBuffer<JCExpression> lb = new ListBuffer<JCExpression>();
    for (AnnotationTerm term : elements) {
        lb.add(((LiteralAnnotationTerm) term).makeLiteral(exprGen));
    }
    JCNewArray array = exprGen.make().NewArray(null, null, lb.toList());
    return array;
}

Example 60 with ListBuffer

use of org.eclipse.ceylon.langtools.tools.javac.util.ListBuffer in project ceylon by eclipse.

the class AbstractTransformer method makeAtLocalDeclarations.

private List<JCAnnotation> makeAtLocalDeclarations(Set<String> localDeclarations, Set<Interface> localInterfaces) {
    if (localDeclarations.isEmpty() && localInterfaces.isEmpty())
        return List.nil();
    ListBuffer<JCExpression> array = new ListBuffer<JCTree.JCExpression>();
    // sort them to get the same behaviour on every JDK
    SortedSet<String> sortedNames = new TreeSet<String>();
    sortedNames.addAll(localDeclarations);
    for (Interface iface : localInterfaces) {
        sortedNames.add("::" + naming.makeTypeDeclarationName(iface));
    }
    for (String val : sortedNames) array.add(make().Literal(val));
    JCExpression attr = make().Assign(naming.makeUnquotedIdent("value"), make().NewArray(null, null, array.toList()));
    return makeModelAnnotation(syms().ceylonAtLocalDeclarationsType, List.of(attr));
}