Java Code Examples for com.sun.tools.javac.tree.TreeInfo#isSuperCall()

The following examples show how to use com.sun.tools.javac.tree.TreeInfo#isSuperCall() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: JavacProcessingEnvironment.java    From lua-for-android with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
public void visitMethodDef(JCMethodDecl node) {
    // remove super constructor call that may have been added during attribution:
    if (TreeInfo.isConstructor(node) && node.sym != null && node.sym.owner.isEnum() &&
        node.body.stats.nonEmpty() && TreeInfo.isSuperCall(node.body.stats.head) &&
        node.body.stats.head.pos == node.body.pos) {
        node.body.stats = node.body.stats.tail;
    }
    node.sym = null;
    super.visitMethodDef(node);
}
Example 2
Source File: VanillaPartialReparser.java    From netbeans with Apache License 2.0 5 votes vote down vote up 
public BlockTree reattrMethodBody(Context context, Scope scope, MethodTree methodToReparse, BlockTree block) throws IllegalAccessException, IllegalArgumentException, InvocationTargetException {
        Attr attr = Attr.instance(context);
//        assert ((JCTree.JCMethodDecl)methodToReparse).localEnv != null;
        JCTree.JCMethodDecl tree = (JCTree.JCMethodDecl) methodToReparse;
        final Names names = Names.instance(context);
        final Symtab syms = Symtab.instance(context);
        final TypeEnter typeEnter = TypeEnter.instance(context);
        final Log log = Log.instance(context);
        final TreeMaker make = TreeMaker.instance(context);
        final Env<AttrContext> env = ((JavacScope) scope).getEnv();//this is a copy anyway...
        final Symbol.ClassSymbol owner = env.enclClass.sym;
        if (tree.name == names.init && !owner.type.isErroneous() && owner.type != syms.objectType) {
            JCTree.JCBlock body = tree.body;
            if (body.stats.isEmpty() || !TreeInfo.isSelfCall(body.stats.head)) {
                body.stats = body.stats.
                prepend(make.at(body.pos).Exec(make.Apply(com.sun.tools.javac.util.List.nil(), make.Ident(names._super), com.sun.tools.javac.util.List.nil())));
            } else if ((env.enclClass.sym.flags() & Flags.ENUM) != 0 &&
                (tree.mods.flags & Flags.GENERATEDCONSTR) == 0 &&
                TreeInfo.isSuperCall(body.stats.head)) {
                // enum constructors are not allowed to call super
                // directly, so make sure there aren't any super calls
                // in enum constructors, except in the compiler
                // generated one.
                log.error(tree.body.stats.head.pos(),
                          new JCDiagnostic.Error("compiler",
                                    "call.to.super.not.allowed.in.enum.ctor",
                                    env.enclClass.sym));
                    }
        }
        attr.attribStat((JCTree.JCBlock)block, env);
        return block;
    }