jdk8-mips64-public/langtools: test/tools/javac/api/ToolProvider/ToolProviderTest2.java@959103a6100f

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http://hg.openjdk.java.net/jdk8u/jdk8u/langtools/
changeset: 2573:53ca196be1ae
tag: jdk8u25-b17

     1 /*

     2  * Copyright (c) 2010, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    24 /*

    25  * @test

    26  * @bug 6604599

    27  * @summary ToolProvider should be less compiler-specific

    28  */

    30 import java.io.*;

    31 import javax.tools.*;

    33 // control for ToolProviderTest1 -- verify that using ToolProvider to

    34 // access the compiler does trigger loading com.sun.tools.javac.*

    35 public class ToolProviderTest2 {

    36     public static void main(String... args) throws Exception {

    37         if (args.length > 0) {

    38             System.err.println(ToolProvider.getSystemJavaCompiler());

    39             return;

    40         }

    42         new ToolProviderTest2().run();

    43     }

    45     void run() throws Exception {

    46         File javaHome = new File(System.getProperty("java.home"));

    47         if (javaHome.getName().equals("jre"))

    48             javaHome = javaHome.getParentFile();

    49         File javaExe = new File(new File(javaHome, "bin"), "java");

    50         String classpath = System.getProperty("java.class.path");

    52         String[] cmd = {

    53             javaExe.getPath(),

    54             "-verbose:class",

    55             "-classpath", classpath,

    56             ToolProviderTest2.class.getName(),

    57             "javax.tools.ToolProvider"

    58         };

    60         ProcessBuilder pb = new ProcessBuilder(cmd).redirectErrorStream(true);

    61         Process p = pb.start();

    62         BufferedReader r = new BufferedReader(new InputStreamReader(p.getInputStream()));

    63         String line;

    64         boolean found = false;

    65         while ((line = r.readLine()) != null) {

    66             System.err.println(line);

    67             if (line.contains("com.sun.tools.javac."))

    68                 found = true;

    69         }

    70         int rc = p.waitFor();

    71         if (rc != 0)

    72             error("Unexpected exit code: " + rc);

    74         if (!found)

    75             System.err.println("expected class name not found");

    77         if (errors > 0)

    78             throw new Exception(errors + " errors occurred");

    79     }

    81     void error(String msg) {

    82         System.err.println(msg);

    83         errors++;

    84     }

    86     int errors;

    87 }

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