jjg@340: /*
ohair@554:  * Copyright (c) 2008, Oracle and/or its affiliates. All rights reserved.
jjg@340:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
jjg@340:  *
jjg@340:  * This code is free software; you can redistribute it and/or modify it
jjg@340:  * under the terms of the GNU General Public License version 2 only, as
jjg@340:  * published by the Free Software Foundation.
jjg@340:  *
jjg@340:  * This code is distributed in the hope that it will be useful, but WITHOUT
jjg@340:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
jjg@340:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
jjg@340:  * version 2 for more details (a copy is included in the LICENSE file that
jjg@340:  * accompanied this code).
jjg@340:  *
jjg@340:  * You should have received a copy of the GNU General Public License version
jjg@340:  * 2 along with this work; if not, write to the Free Software Foundation,
jjg@340:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
jjg@340:  *
ohair@554:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@554:  * or visit www.oracle.com if you need additional information or have any
ohair@554:  * questions.
jjg@340:  */
jjg@340: 
jjg@340: import java.io.*;
jjg@340: import java.util.*;
jjg@340: import javax.tools.*;
jjg@340: import com.sun.tools.javap.*;
jjg@340: 
jjg@340: /*
jjg@340:  * @test
jjg@340:  * @bug 4777949
jjg@340:  * @summary Warn javap usage on package with simple name
jjg@340:  */
jjg@340: public class T4777949 {
jjg@340:     public static void main(String... args) throws Exception {
jjg@340:         new T4777949().run();
jjg@340:     }
jjg@340: 
jjg@340:     void run() throws Exception {
jjg@340:         File javaFile = writeTestFile();
jjg@340:         File classFile = compileTestFile(javaFile);
jjg@340: 
jjg@340:         test(".", "p.q.r.Test", false);
jjg@340:         test("p", "q.r.Test", true);
jjg@340:         test("p/q", "r.Test", true);
jjg@340:         test("p/q/r", "Test", true);
jjg@340:         test(".", "p.q.r.Test.Inner", false);
jjg@340:         test(".", "p.q.r.Test$Inner", false);
jjg@340:         test("p", "q.r.Test.Inner", true);
jjg@340:         test("p", "q.r.Test$Inner", true);
jjg@340: 
jjg@340:         if (errors > 0)
jjg@340:             throw new Exception(errors + " errors found");
jjg@340:     }
jjg@340: 
jjg@340:     void test(String classPath, String className, boolean expectWarnings) {
jjg@340:         List<Diagnostic<? extends JavaFileObject>> diags =
jjg@340:             javap(Arrays.asList("-classpath", classPath), Arrays.asList(className));
jjg@340:         boolean foundWarnings = false;
jjg@340:         for (Diagnostic<? extends JavaFileObject> d: diags) {
jjg@340:             if (d.getKind() == Diagnostic.Kind.WARNING)
jjg@340:                 foundWarnings = true;
jjg@340:         }
jjg@340:     }
jjg@340: 
jjg@340: 
jjg@340:     File writeTestFile() throws IOException {
jjg@340:         File f = new File("Test.java");
jjg@340:         PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter(f)));
jjg@340:         out.println("package p.q.r;");
jjg@340:         out.println("class Test { class Inner { } }");
jjg@340:         out.close();
jjg@340:         return f;
jjg@340:     }
jjg@340: 
jjg@340:     File compileTestFile(File f) {
jjg@340:         int rc = com.sun.tools.javac.Main.compile(new String[] { "-d", ".", f.getPath() });
jjg@340:         if (rc != 0)
jjg@340:             throw new Error("compilation failed. rc=" + rc);
jjg@340:         String path = f.getPath();
jjg@340:         return new File(path.substring(0, path.length() - 5) + ".class");
jjg@340:     }
jjg@340: 
jjg@340:     List<Diagnostic<? extends JavaFileObject>> javap(List<String> args, List<String> classes) {
jjg@340:         DiagnosticCollector<JavaFileObject> dc = new DiagnosticCollector<JavaFileObject>();
jjg@340:         StringWriter sw = new StringWriter();
jjg@340:         PrintWriter pw = new PrintWriter(sw);
jjg@340:         JavaFileManager fm = JavapFileManager.create(dc, pw);
jjg@340:         JavapTask t = new JavapTask(pw, fm, dc, args, classes);
jjg@340:         boolean ok = t.run();
jjg@340: 
jjg@340:         List<Diagnostic<? extends JavaFileObject>> diags = dc.getDiagnostics();
jjg@340: 
jjg@340:         if (!ok)
jjg@340:             error("javap failed unexpectedly");
jjg@340: 
jjg@340:         System.err.println("args=" + args + " classes=" + classes + "\n"
jjg@340:                            + diags + "\n"
jjg@340:                            + sw);
jjg@340: 
jjg@340:         return diags;
jjg@340:     }
jjg@340: 
jjg@340:     void error(String msg) {
jjg@340:         System.err.println("error: " + msg);
jjg@340:         errors++;
jjg@340:     }
jjg@340: 
jjg@340:     int errors;
jjg@340: }
jjg@340: