132 lines
4.3 KiB
Java
132 lines
4.3 KiB
Java
/*
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* Copyright (c) 2008, 2016, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.io.*;
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import java.util.*;
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/*
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* @test
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* @bug 4501661
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* @summary disallow mixing -public, -private, and -protected
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* @modules jdk.jdeps/com.sun.tools.javap
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*/
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public class T4501661 {
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public static void main(String... args) throws Exception {
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new T4501661().run();
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}
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void run() throws Exception {
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File javaFile = writeTestFile();
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File classFile = compileTestFile(javaFile);
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boolean[] values = { false, true };
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for (boolean pack : values) {
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for (boolean priv : values) {
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for (boolean prot : values) {
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for (boolean publ : values) {
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test(pack, priv, prot, publ, classFile);
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}
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}
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}
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}
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if (errors > 0)
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throw new Exception(errors + " errors found");
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}
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void test(boolean pack, boolean priv, boolean prot, boolean publ, File classFile) {
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List<String> args = new ArrayList<String>();
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if (pack)
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args.add("-package");
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if (priv)
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args.add("-private");
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if (prot)
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args.add("-protected");
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if (publ)
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args.add("-public");
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boolean expectOK = (args.size() <= 1);
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args.add(classFile.getPath());
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String out = javap(args, expectOK);
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if (out == null)
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return;
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if (!priv && !prot && !publ)
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checkNone(out, "private");
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if (prot)
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checkNone(out, "private", "package");
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if (publ)
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checkNone(out, "private", "package", "protected");
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}
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File writeTestFile() throws IOException {
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File f = new File("Test.java");
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PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter(f)));
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out.println("abstract class Test { ");
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out.println(" public void public_m() { }");
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out.println(" protected void protected_m() { }");
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out.println(" private void private_m() { }");
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out.println(" void package_m() { }");
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out.println("}");
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out.close();
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return f;
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}
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File compileTestFile(File f) {
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int rc = com.sun.tools.javac.Main.compile(new String[] { "-g", f.getPath() });
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if (rc != 0)
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throw new Error("compilation failed. rc=" + rc);
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String path = f.getPath();
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return new File(path.substring(0, path.length() - 5) + ".class");
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}
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String javap(List<String> args, boolean expectOK) {
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StringWriter sw = new StringWriter();
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PrintWriter pw = new PrintWriter(sw);
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int rc = com.sun.tools.javap.Main.run(args.toArray(new String[args.size()]), pw);
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System.err.println(args);
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System.err.println(sw);
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if (expectOK) {
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if (rc == 0)
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return sw.toString();
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else
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error("javap failed unexpectedly; rc=" + rc + "\n" + sw);
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} else {
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if (rc == 0)
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error("javap succeeded unexpectedly");
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}
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return null;
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}
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void checkNone(String log, String... words) {
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for (String word: words) {
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if (log.indexOf(word) != -1)
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error("\"" + word + "\" unexpectedly found in output");
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}
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}
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void error(String msg) {
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System.err.println("error: " + msg);
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errors++;
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}
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int errors;
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}
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