Examples with JCExpression com.sun.tools.javac.tree.JCTree.JCExpression used on opensource projects

Example 46 with JCExpression

use of com.sun.tools.javac.tree.JCTree.JCExpression in project lombok by rzwitserloot.

the class HandleConstructor method createStaticConstructor.

public JCMethodDecl createStaticConstructor(String name, AccessLevel level, JavacNode typeNode, List<JavacNode> fields, JCTree source) {
    JavacTreeMaker maker = typeNode.getTreeMaker();
    JCClassDecl type = (JCClassDecl) typeNode.get();
    JCModifiers mods = maker.Modifiers(Flags.STATIC | toJavacModifier(level));
    JCExpression returnType, constructorType;
    ListBuffer<JCTypeParameter> typeParams = new ListBuffer<JCTypeParameter>();
    ListBuffer<JCVariableDecl> params = new ListBuffer<JCVariableDecl>();
    ListBuffer<JCExpression> typeArgs1 = new ListBuffer<JCExpression>();
    ListBuffer<JCExpression> typeArgs2 = new ListBuffer<JCExpression>();
    ListBuffer<JCExpression> args = new ListBuffer<JCExpression>();
    if (!type.typarams.isEmpty()) {
        for (JCTypeParameter param : type.typarams) {
            typeArgs1.append(maker.Ident(param.name));
            typeArgs2.append(maker.Ident(param.name));
            typeParams.append(maker.TypeParameter(param.name, param.bounds));
        }
        returnType = maker.TypeApply(maker.Ident(type.name), typeArgs1.toList());
        constructorType = maker.TypeApply(maker.Ident(type.name), typeArgs2.toList());
    } else {
        returnType = maker.Ident(type.name);
        constructorType = maker.Ident(type.name);
    }
    for (JavacNode fieldNode : fields) {
        JCVariableDecl field = (JCVariableDecl) fieldNode.get();
        Name fieldName = removePrefixFromField(fieldNode);
        JCExpression pType = cloneType(maker, field.vartype, source, typeNode.getContext());
        List<JCAnnotation> nonNulls = findAnnotations(fieldNode, NON_NULL_PATTERN);
        List<JCAnnotation> nullables = findAnnotations(fieldNode, NULLABLE_PATTERN);
        long flags = JavacHandlerUtil.addFinalIfNeeded(Flags.PARAMETER, typeNode.getContext());
        JCVariableDecl param = maker.VarDef(maker.Modifiers(flags, nonNulls.appendList(nullables)), fieldName, pType, null);
        params.append(param);
        args.append(maker.Ident(fieldName));
    }
    JCReturn returnStatement = maker.Return(maker.NewClass(null, List.<JCExpression>nil(), constructorType, args.toList(), null));
    JCBlock body = maker.Block(0, List.<JCStatement>of(returnStatement));
    return recursiveSetGeneratedBy(maker.MethodDef(mods, typeNode.toName(name), returnType, typeParams.toList(), params.toList(), List.<JCExpression>nil(), body, null), source, typeNode.getContext());
}

Example 47 with JCExpression

use of com.sun.tools.javac.tree.JCTree.JCExpression in project lombok by rzwitserloot.

the class HandleBuilder method generateToBuilderMethod.

private JCMethodDecl generateToBuilderMethod(String toBuilderMethodName, String builderClassName, JavacNode type, List<JCTypeParameter> typeParams, java.util.List<BuilderFieldData> builderFields, boolean fluent, JCAnnotation ast) {
    // return new ThingieBuilder<A, B>().setA(this.a).setB(this.b);
    JavacTreeMaker maker = type.getTreeMaker();
    ListBuffer<JCExpression> typeArgs = new ListBuffer<JCExpression>();
    for (JCTypeParameter typeParam : typeParams) {
        typeArgs.append(maker.Ident(typeParam.name));
    }
    JCExpression call = maker.NewClass(null, List.<JCExpression>nil(), namePlusTypeParamsToTypeReference(maker, type.toName(builderClassName), typeParams), List.<JCExpression>nil(), null);
    JCExpression invoke = call;
    for (BuilderFieldData bfd : builderFields) {
        Name setterName = fluent ? bfd.name : type.toName(HandlerUtil.buildAccessorName("set", bfd.name.toString()));
        JCExpression arg;
        if (bfd.obtainVia == null || !bfd.obtainVia.field().isEmpty()) {
            arg = maker.Select(maker.Ident(type.toName("this")), bfd.obtainVia == null ? bfd.rawName : type.toName(bfd.obtainVia.field()));
        } else {
            if (bfd.obtainVia.isStatic()) {
                JCExpression c = maker.Select(maker.Ident(type.toName(type.getName())), type.toName(bfd.obtainVia.method()));
                arg = maker.Apply(List.<JCExpression>nil(), c, List.<JCExpression>of(maker.Ident(type.toName("this"))));
            } else {
                JCExpression c = maker.Select(maker.Ident(type.toName("this")), type.toName(bfd.obtainVia.method()));
                arg = maker.Apply(List.<JCExpression>nil(), c, List.<JCExpression>nil());
            }
        }
        invoke = maker.Apply(List.<JCExpression>nil(), maker.Select(invoke, setterName), List.of(arg));
    }
    JCStatement statement = maker.Return(invoke);
    JCBlock body = maker.Block(0, List.<JCStatement>of(statement));
    return maker.MethodDef(maker.Modifiers(Flags.PUBLIC), type.toName(toBuilderMethodName), namePlusTypeParamsToTypeReference(maker, type.toName(builderClassName), typeParams), List.<JCTypeParameter>nil(), List.<JCVariableDecl>nil(), List.<JCExpression>nil(), body, null);
}

Example 48 with JCExpression

use of com.sun.tools.javac.tree.JCTree.JCExpression in project lombok by rzwitserloot.

the class JavacResolution method typeToJCTree.

private static JCExpression typeToJCTree(Type type, JavacAST ast, boolean allowCompound, boolean allowVoid) throws TypeNotConvertibleException {
    int dims = 0;
    Type type0 = type;
    while (type0 instanceof ArrayType) {
        dims++;
        type0 = ((ArrayType) type0).elemtype;
    }
    JCExpression result = typeToJCTree0(type0, ast, allowCompound, allowVoid);
    while (dims > 0) {
        result = ast.getTreeMaker().TypeArray(result);
        dims--;
    }
    return result;
}

Example 49 with JCExpression

use of com.sun.tools.javac.tree.JCTree.JCExpression in project lombok by rzwitserloot.

the class JavacResolution method createJavaLangObject.

public static JCExpression createJavaLangObject(JavacAST ast) {
    JavacTreeMaker maker = ast.getTreeMaker();
    JCExpression out = maker.Ident(ast.toName("java"));
    out = maker.Select(out, ast.toName("lang"));
    out = maker.Select(out, ast.toName("Object"));
    return out;
}

Example 50 with JCExpression

use of com.sun.tools.javac.tree.JCTree.JCExpression in project ceylon-compiler by ceylon.

the class Attr method visitTypeUnion.

public void visitTypeUnion(JCTypeUnion tree) {
    ListBuffer<Type> multicatchTypes = ListBuffer.lb();
    // lazy, only if needed
    ListBuffer<Type> all_multicatchTypes = null;
    for (JCExpression typeTree : tree.alternatives) {
        Type ctype = attribType(typeTree, env);
        ctype = chk.checkType(typeTree.pos(), chk.checkClassType(typeTree.pos(), ctype), syms.throwableType);
        if (!ctype.isErroneous()) {
            //unrelated w.r.t. subtyping
            if (chk.intersects(ctype, multicatchTypes.toList())) {
                for (Type t : multicatchTypes) {
                    boolean sub = types.isSubtype(ctype, t);
                    boolean sup = types.isSubtype(t, ctype);
                    if (sub || sup) {
                        //assume 'a' <: 'b'
                        Type a = sub ? ctype : t;
                        Type b = sub ? t : ctype;
                        log.error(typeTree.pos(), "multicatch.types.must.be.disjoint", a, b);
                    }
                }
            }
            multicatchTypes.append(ctype);
            if (all_multicatchTypes != null)
                all_multicatchTypes.append(ctype);
        } else {
            if (all_multicatchTypes == null) {
                all_multicatchTypes = ListBuffer.lb();
                all_multicatchTypes.appendList(multicatchTypes);
            }
            all_multicatchTypes.append(ctype);
        }
    }
    Type t = check(tree, types.lub(multicatchTypes.toList()), TYP, pkind, pt);
    if (t.tag == CLASS) {
        List<Type> alternatives = ((all_multicatchTypes == null) ? multicatchTypes : all_multicatchTypes).toList();
        t = new UnionClassType((ClassType) t, alternatives);
    }
    tree.type = result = t;
}