Quellcode-Bibliothek

^© Kompilation durch diese Firma

[Weder Korrektheit noch Funktionsfähigkeit der Software werden zugesichert.]

Datei: T6397044.java Sprache: JAVA

/*
* Copyright (c) 2006, 2021, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/

/*
* @test
* @bug 6397044
* @summary JCModifiers.getModifiers() returns incorrect Modifiers set.
* @modules jdk.compiler/com.sun.tools.javac.api
*          jdk.compiler/com.sun.tools.javac.code
*          jdk.compiler/com.sun.tools.javac.file
*          jdk.compiler/com.sun.tools.javac.tree
*/

import java.io.*;
import java.util.*;
import javax.tools.*;
import javax.lang.model.element.Modifier;
import com.sun.source.tree.*;
import com.sun.source.util.*;
import com.sun.tools.javac.api.JavacTool;
import com.sun.tools.javac.code.Flags;
import com.sun.tools.javac.tree.JCTree.JCModifiers;

public abstract class T6397044 {
    public static void main(String[] args) throws Exception {
        String srcDir = System.getProperty("test.src", ".");
        String self = T6397044.class.getName();
        JavacTool tool = JavacTool.create();
        try (StandardJavaFileManager fm = tool.getStandardFileManager(null, null, null)) {
            Iterable<? extends JavaFileObject> files
                = fm.getJavaFileObjectsFromFiles(Arrays.asList(new File(srcDir, self + ".java")));
            JavacTask task = tool.getTask(null, fm, null, List.of("--release", "16"), null, files);
            Iterable<? extends CompilationUnitTree> trees = task.parse();
            Checker checker = new Checker();
            for (CompilationUnitTree tree: trees)
                checker.check(tree);
        }
    }

    public int x_public;
    protected int x_protected;
    private int x_private;
    abstract int x_abstract();
    static int x_static;
    final int x_final = 1;
    transient int x_transient;
    volatile int x_volatile;
    synchronized void x_synchronized() { }
    native int x_native();
    strictfp void x_strictfp() { }

    static class Checker extends TreeScanner<Void,Void> {
        void check(Tree tree) {
            if (tree != null)
                tree.accept(this, null);
        }

        void check(List<? extends Tree> trees) {
            if (trees == null)
                return;
            for (Tree tree: trees)
                check(tree);
        }

        public Void visitCompilationUnit(CompilationUnitTree tree, Void ignore) {
            check(tree.getTypeDecls());
            return null;
        }

        public Void visitClass(ClassTree tree, Void ignore) {
            check(tree.getMembers());
            return null;
        }

        public Void visitMethod(MethodTree tree, Void ignore) {
            check(tree.getName(), tree.getModifiers());
            return null;
        }

        public Void visitVariable(VariableTree tree, Void ignore) {
            check(tree.getName(), tree.getModifiers());
            return null;
        }

        private void check(CharSequence name, ModifiersTree modifiers) {
            long sysflags = ((JCModifiers) modifiers).flags;
            System.err.println(name + ": " + modifiers.getFlags() + " | " + Flags.toString(sysflags));
            if (name.toString().startsWith("x_")) {
                String expected = "[" + name.toString().substring(2) + "]";
                String found = modifiers.getFlags().toString();
                if (!found.equals(expected))
                    throw new AssertionError("expected: " + expected + "; found: " + found);
            }
        }
    }
}

¤ Dauer der Verarbeitung: 0.5 Sekunden (vorverarbeitet) ¤

Download des Quellennavigators
Download des sprechenden Kalenders
in der Quellcodebibliothek suchen

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung ist noch experimentell.