| /* |
| * Copyright (c) 2008, 2016, 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 4777949 |
| * @summary Warn javap usage on package with simple name |
| * @modules jdk.jdeps/com.sun.tools.javap |
| */ |
| |
| import java.io.*; |
| import java.util.*; |
| import javax.tools.*; |
| import com.sun.tools.javap.*; |
| |
| public class T4777949 { |
| public static void main(String... args) throws Exception { |
| new T4777949().run(); |
| } |
| |
| void run() throws Exception { |
| File javaFile = writeTestFile(); |
| File classFile = compileTestFile(javaFile); |
| |
| test(".", "p.q.r.Test", false); |
| test("p", "q.r.Test", true); |
| test("p/q", "r.Test", true); |
| test("p/q/r", "Test", true); |
| test(".", "p.q.r.Test.Inner", false); |
| test(".", "p.q.r.Test$Inner", false); |
| test("p", "q.r.Test.Inner", true); |
| test("p", "q.r.Test$Inner", true); |
| |
| if (errors > 0) |
| throw new Exception(errors + " errors found"); |
| } |
| |
| void test(String classPath, String className, boolean expectWarnings) { |
| List<Diagnostic<? extends JavaFileObject>> diags = |
| javap(Arrays.asList("-classpath", classPath), Arrays.asList(className)); |
| boolean foundWarnings = false; |
| for (Diagnostic<? extends JavaFileObject> d: diags) { |
| if (d.getKind() == Diagnostic.Kind.WARNING) |
| foundWarnings = true; |
| } |
| } |
| |
| |
| File writeTestFile() throws IOException { |
| File f = new File("Test.java"); |
| PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter(f))); |
| out.println("package p.q.r;"); |
| out.println("class Test { class Inner { } }"); |
| out.close(); |
| return f; |
| } |
| |
| File compileTestFile(File f) { |
| int rc = com.sun.tools.javac.Main.compile(new String[] { "-d", ".", f.getPath() }); |
| if (rc != 0) |
| throw new Error("compilation failed. rc=" + rc); |
| String path = f.getPath(); |
| return new File(path.substring(0, path.length() - 5) + ".class"); |
| } |
| |
| List<Diagnostic<? extends JavaFileObject>> javap(List<String> args, List<String> classes) { |
| DiagnosticCollector<JavaFileObject> dc = new DiagnosticCollector<JavaFileObject>(); |
| StringWriter sw = new StringWriter(); |
| PrintWriter pw = new PrintWriter(sw); |
| JavaFileManager fm = JavapFileManager.create(dc, pw); |
| JavapTask t = new JavapTask(pw, fm, dc, args, classes); |
| int ok = t.run(); |
| |
| List<Diagnostic<? extends JavaFileObject>> diags = dc.getDiagnostics(); |
| |
| if (ok != 0) |
| error("javap failed unexpectedly"); |
| |
| System.err.println("args=" + args + " classes=" + classes + "\n" |
| + diags + "\n" |
| + sw); |
| |
| return diags; |
| } |
| |
| void error(String msg) { |
| System.err.println("error: " + msg); |
| errors++; |
| } |
| |
| int errors; |
| } |
| |