jdk8-mips64-public/langtools: test/tools/javap/T6868539.java@4a48f3173534

     1 /*

     2  * Copyright (c) 2009, 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 6868539 6868548

    27  * @summary javap should use current names for constant pool entries,

    28  *              remove spurious ';' from constant pool entries

    29  */

    31 import java.io.*;

    32 import java.util.*;

    34 public class T6868539

    36 {

    37     public static void main(String... args) {

    38         new T6868539().run();

    39     }

    41     void run() {

    42         String output = javap("T6868539");

    43         verify(output, "Utf8 +java/lang/String");                                   // 1: Utf8

    44                                                                                         // 2: currently unused

    45         verify(output, "Integer +123456");                                          // 3: Integer

    46         verify(output, "Float +123456.0f");                                         // 4: Float

    47         verify(output, "Long +123456l");                                            // 5: Long

    48         verify(output, "Double +123456.0d");                                        // 6: Double

    49         verify(output, "Class +#[0-9]+ +// + T6868539");                            // 7: Class

    50         verify(output, "String +#[0-9]+ +// + not found");                          // 8: String

    51         verify(output, "Fieldref +#[0-9]+\\.#[0-9]+ +// +T6868539.errors:I");       // 9: Fieldref

    52         verify(output, "Methodref +#[0-9]+\\.#[0-9]+ +// +T6868539.run:\\(\\)V");   // 10: Methodref

    53         verify(output, "InterfaceMethodref +#[0-9]+\\.#[0-9]+ +// +java/lang/Runnable\\.run:\\(\\)V");

    54                                                                                         // 11: InterfaceMethodref

    55         verify(output, "NameAndType +#[0-9]+:#[0-9]+ +// +run:\\(\\)V");            // 12: NameAndType

    56         if (errors > 0)

    57             throw new Error(errors + " found.");

    58     }

    60     void verify(String output, String... expects) {

    61         for (String expect: expects) {

    62             if (!output.matches("(?s).*" + expect + ".*"))

    63                 error(expect + " not found");

    64         }

    65     }

    67     void error(String msg) {

    68         System.err.println(msg);

    69         errors++;

    70     }

    72     int errors;

    74     String javap(String className) {

    75         String testClasses = System.getProperty("test.classes", ".");

    76         StringWriter sw = new StringWriter();

    77         PrintWriter out = new PrintWriter(sw);

    78         String[] args = { "-v", "-classpath", testClasses, className };

    79         int rc = com.sun.tools.javap.Main.run(args, out);

    80         if (rc != 0)

    81             throw new Error("javap failed. rc=" + rc);

    82         out.close();

    83         String output = sw.toString();

    84         System.out.println("class " + className);

    85         System.out.println(output);

    86         return output;

    87     }

    89     int i = 123456;

    90     float f = 123456.f;

    91     double d = 123456.;

    92     long l = 123456L;

    94     void m(Runnable r) { r.run(); }

    95 }

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