Examples of com.sun.tools.javac.tree.JCTree$JCBreak

com.sun.tools.javac.tree.JCTree
A break from a loop or switch.


    /** Visitor method for parenthesized expressions.
     *  If the subexpression has changed, omit the parens.
     */
    public void visitParens(JCParens tree) {
        JCTree expr = translate(tree.expr);
        result = ((expr == tree.expr) ? tree : expr);
    }

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        if (!tree.lhs.type.isPrimitive() &&
            tree.operator.type.getReturnType().isPrimitive()) {
            // boxing required; need to rewrite as x = (unbox typeof x)(x op y);
            // or if x == (typeof x)z then z = (unbox typeof x)((typeof x)z op y)
            // (but without recomputing x)
            JCTree arg = (tree.lhs.getTag() == JCTree.TYPECAST)
                ? ((JCTypeCast)tree.lhs).expr
                : tree.lhs;
            JCTree newTree = abstractLval(arg, new TreeBuilder() {
                    public JCTree build(final JCTree lhs) {
                        int newTag = tree.getTag() - JCTree.ASGOffset;
                        // Erasure (TransTypes) can change the type of
                        // tree.lhs.  However, we can still get the
                        // unerased type of tree.lhs as it is stored

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                public JCTree build(final JCTree tmp1) {
                    return abstractRval(tmp1, tree.arg.type, new TreeBuilder() {
                            public JCTree build(final JCTree tmp2) {
                                int opcode = (tree.getTag() == JCTree.POSTINC)
                                    ? JCTree.PLUS_ASG : JCTree.MINUS_ASG;
                                JCTree lhs = cast
                                    ? make.TypeCast(tree.arg.type, (JCExpression)tmp1)
                                    : tmp1;
                                JCTree update = makeAssignop(opcode,
                                                             lhs,
                                                             make.Literal(1));
                                return makeComma(update, tmp2);
                            }
                        });

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        }
    }


    public void visitBinary(JCBinary tree) {
        List<Type> formals = tree.operator.type.getParameterTypes();
        JCTree lhs = tree.lhs = translate(tree.lhs, formals.head);
        switch (tree.getTag()) {
        case JCTree.OR:
            if (lhs.type.isTrue()) {
                result = lhs;
                return;

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        Symbol toStringSym = lookupMethod(cdef.pos(),
                                          names.toString,
                                          cdef.type,
                                          List.<Type>nil());


        JCTree toStringDecl = null;
        if (toStringSym != null)
            toStringDecl = TreeInfo.declarationFor(toStringSym, cdef);


        if (toStringDecl != null)
            return (MethodSymbol)toStringSym;


        JCStatement ret = make.Return(make.Ident(nameSymbol));


        JCTree resTypeTree = make.Type(syms.stringType);


        MethodType toStringType = new MethodType(List.<Type>nil(),
                                                 syms.stringType,
                                                 List.<Type>nil(),
                                                 cdef.sym);

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               success_handler);
        next_label = next_component.label;
    }
      } else {
    // final join
    JCTree adjust_state = null;
    if (component.annotation.isLinear())
        adjust_state = b.assign(b.id(state_var), most_recent_nonlinear_state);
    else {
        // if nonlinear, we still MUST back up our state

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        JavaFileObject prev = log.useSource(env.enclClass.sym.sourcefile != null ?
                                  env.enclClass.sym.sourcefile :
                                  env.toplevel.sourcefile);
        try {
            //save tree prior to rewriting
            JCTree untranslated = env.tree;


            make.at(Position.FIRSTPOS);
            TreeMaker localMake = make.forToplevel(env.toplevel);


            if (env.tree instanceof JCCompilationUnit) {

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                }
                @Override
                public void visitClassDef(JCClassDecl tree) {
                    ListBuffer<JCTree> newdefs = new ListBuffer<>();
                    for (List<JCTree> it = tree.defs; it.tail != null; it = it.tail) {
                        JCTree t = it.head;
                        switch (t.getTag()) {
                        case CLASSDEF:
                            if (isInterface ||
                                (((JCClassDecl) t).mods.flags & (Flags.PROTECTED|Flags.PUBLIC)) != 0 ||
                                (((JCClassDecl) t).mods.flags & (Flags.PRIVATE)) == 0 && ((JCClassDecl) t).sym.packge().getQualifiedName() == names.java_lang)
                                newdefs.append(t);

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                }
                @Override
                public void visitClassDef(JCClassDecl tree) {
                    ListBuffer<JCTree> newdefs = new ListBuffer<>();
                    for (List<JCTree> it = tree.defs; it.tail != null; it = it.tail) {
                        JCTree t = it.head;
                        switch (t.getTag()) {
                        case CLASSDEF:
                            if (isInterface ||
                                (((JCClassDecl) t).mods.flags & (Flags.PROTECTED|Flags.PUBLIC)) != 0 ||
                                (((JCClassDecl) t).mods.flags & (Flags.PRIVATE)) == 0 && ((JCClassDecl) t).sym.packge().getQualifiedName() == names.java_lang)
                                newdefs.append(t);

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        ParserFactory parserFactory = ParserFactory.instance(context);
        Attr attr = Attr.instance(context);
        try {
            CharBuffer buf = CharBuffer.wrap((expr+"\u0000").toCharArray(), 0, expr.length());
            Parser parser = parserFactory.newParser(buf, false, false, false);
            JCTree tree = parser.parseType();
            return attr.attribType(tree, (Symbol.TypeSymbol)scope);
        } finally {
            compiler.log.useSource(prev);
        }
    }

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