langtools/test/tools/javap/T6474890.java
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     1 /*
       
     2  * Copyright 2008 Sun Microsystems, Inc.  All Rights Reserved.
       
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
       
     4  *
       
     5  * This code is free software; you can redistribute it and/or modify it
       
     6  * under the terms of the GNU General Public License version 2 only, as
       
     7  * published by the Free Software Foundation.
       
     8  *
       
     9  * This code is distributed in the hope that it will be useful, but WITHOUT
       
    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
       
    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
       
    12  * version 2 for more details (a copy is included in the LICENSE file that
       
    13  * accompanied this code).
       
    14  *
       
    15  * You should have received a copy of the GNU General Public License version
       
    16  * 2 along with this work; if not, write to the Free Software Foundation,
       
    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
       
    18  *
       
    19  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
       
    20  * CA 95054 USA or visit www.sun.com if you need additional information or
       
    21  * have any questions.
       
    22  */
       
    23 
       
    24 /*
       
    25  * @test
       
    26  * @bug 6474890
       
    27  * @summary javap does not open .zip files in -classpath
       
    28  */
       
    29 
       
    30 import java.io.*;
       
    31 import java.util.zip.*;
       
    32 
       
    33 public class T6474890 {
       
    34     public static void main(String[] args) throws Exception {
       
    35         new T6474890().run();
       
    36     }
       
    37 
       
    38     public void run() throws IOException {
       
    39         File classDir = new File("classes");
       
    40         classDir.mkdir();
       
    41 
       
    42         String className = "Test";
       
    43         File javaFile = writeTestFile(className);
       
    44         compileTestFile(classDir, javaFile);
       
    45 
       
    46         File zipFile = zip(classDir, new File(classDir + ".zip"));
       
    47         javap("-classpath", zipFile.getPath(), className);
       
    48 
       
    49         File jarFile = zip(classDir, new File(classDir + ".jar"));
       
    50         javap("-classpath", zipFile.getPath(), className);
       
    51     }
       
    52 
       
    53     File writeTestFile(String name) throws IOException {
       
    54         File f = new File(name + ".java");
       
    55         PrintWriter out = new PrintWriter(new BufferedWriter(new FileWriter(f)));
       
    56         out.println("class " + name + " { }");
       
    57         out.close();
       
    58         return f;
       
    59     }
       
    60 
       
    61     void compileTestFile(File classDir, File file) {
       
    62         int rc = com.sun.tools.javac.Main.compile(
       
    63            new String[] { "-d", classDir.getPath(), file.getPath() });
       
    64         if (rc != 0)
       
    65             throw new Error("compilation failed. rc=" + rc);
       
    66     }
       
    67 
       
    68     File zip(File dir, File zipFile) throws IOException {
       
    69         ZipOutputStream zipOut = new ZipOutputStream(new FileOutputStream(zipFile));
       
    70         for (File file: dir.listFiles()) {
       
    71             if (file.isFile()) {
       
    72                 byte[] data = new byte[(int) file.length()];
       
    73                 DataInputStream in = new DataInputStream(new FileInputStream(file));
       
    74                 in.readFully(data);
       
    75                 in.close();
       
    76                 zipOut.putNextEntry(new ZipEntry(file.getName()));
       
    77                 zipOut.write(data, 0, data.length);
       
    78                 zipOut.closeEntry();
       
    79             }
       
    80         }
       
    81         zipOut.close();
       
    82         return zipFile;
       
    83     }
       
    84 
       
    85     String javap(String... args) {
       
    86         StringWriter sw = new StringWriter();
       
    87         PrintWriter out = new PrintWriter(sw);
       
    88         //sun.tools.javap.Main.entry(args);
       
    89         int rc = com.sun.tools.javap.Main.run(args, out);
       
    90         if (rc != 0)
       
    91             throw new Error("javap failed. rc=" + rc);
       
    92         out.close();
       
    93         return sw.toString();
       
    94     }
       
    95 }