jdk8-mips64-public/langtools: test/tools/javac/options/T7022337.java@9029f694e5df

     1 /*

     2  * Copyright (c) 2011, 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  */

    25 /*

    26  * @test

    27  * @bug 7022337

    28  * @summary repeated warnings about bootclasspath not set

    29  * @library ../lib

    30  * @build JavacTestingAbstractProcessor T7022337

    31  * @run main T7022337

    32  */

    34 import java.io.*;

    35 import java.util.*;

    36 import javax.annotation.processing.*;

    37 import javax.lang.model.element.*;

    38 import javax.tools.*;

    40 public class T7022337 extends JavacTestingAbstractProcessor {

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

    42         new T7022337().run();

    43     }

    45     void run() throws Exception {

    46         String myName = T7022337.class.getSimpleName();

    47         File testSrc = new File(System.getProperty("test.src"));

    48         File file = new File(testSrc, myName + ".java");

    50         String out = compile(

    51             "-XDrawDiagnostics",

    52             "-d", ".",

    53             "-processor", myName,

    54             "-source", "6", // explicit use of older source value without bootclasspath

    55             file.getPath());

    57         int count = 0;

    58         for (String line: out.split("[\r\n]+")) {

    59             if (line.contains("compiler.warn.source.no.bootclasspath"))

    60                 count++;

    61         }

    62         if (count != 1)

    63             throw new Exception("unexpected number of warnings found: " + count + ", expected: 1");

    64     }

    66     String compile(String... args) throws Exception {

    67         StringWriter sw = new StringWriter();

    68         PrintWriter pw = new PrintWriter(sw);

    69         int rc = com.sun.tools.javac.Main.compile(args, pw);

    70         pw.close();

    71         String out = sw.toString();

    72         if (!out.isEmpty())

    73             System.err.println(out);

    74         if (rc != 0)

    75             throw new Exception("compilation failed unexpectedly: rc=" + rc);

    76         return out;

    77     }

    79     // ----------

    81     int round = 0;

    83     @Override

    84     public boolean process(Set<? extends TypeElement> annotations, RoundEnvironment roundEnv) {

    85         round++;

    87         final int MAXROUNDS = 3;

    88         if (round < MAXROUNDS)

    89             generate("Gen" + round);

    91         return true;

    92     }

    94     void generate(String name) {

    95         try {

    96             JavaFileObject fo = filer.createSourceFile(name);

    97             Writer out = fo.openWriter();

    98             try {

    99                 out.write("class " + name + " { }");

   100             } finally {

   101                 out.close();

   102             }

   103         } catch (IOException e) {

   104             throw new Error(e);

   105         }

   106     }

   107 }

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