1 /*

     2  * Copyright (c) 2001, 2018, 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  */

    23 

    24 //    THIS TEST IS LINE NUMBER SENSITIVE

    25 

    26 package nsk.jdwp.ObjectReference.InvokeMethod;

    27 

    28 import nsk.share.*;

    29 import nsk.share.jpda.*;

    30 import nsk.share.jdwp.*;

    31 

    32 import java.io.*;

    33 

    34 /**

    35  * This class represents debuggee part in the test.

    36  */

    37 public class invokemeth001a {

    38 

    39     // name of the tested thread

    40     public static final String THREAD_NAME = "testedThread";

    41 

    42     // line nunber for breakpoint

    43     public static final int BREAKPOINT_LINE_NUMBER = 90;

    44 

    45     // initial and final value of variable changed by the method invoked from debugger

    46     public static final int INITIAL_VALUE = 10;

    47     public static final int FINAL_VALUE = 1234;

    48 

    49     // scaffold objects

    50     private static volatile ArgumentHandler argumentHandler = null;

    51     private static volatile Log log = null;

    52 

    53     public static void main(String args[]) {

    54         invokemeth001a _invokemeth001a = new invokemeth001a();

    55         System.exit(invokemeth001.JCK_STATUS_BASE + _invokemeth001a.runIt(args, System.err));

    56     }

    57 

    58     public int runIt(String args[], PrintStream out) {

    59         //make log for debugee messages

    60         argumentHandler = new ArgumentHandler(args);

    61         log = new Log(out, argumentHandler);

    62 

    63         // create tested of tested class

    64         log.display("Creating object of tested class");

    65         TestedObjectClass.object = new TestedObjectClass();

    66         log.display("  ... object created");

    67 

    68         // invoke method with breakpoint

    69         TestedObjectClass.run();

    70 

    71         log.display("Debugee PASSED");

    72         return invokemeth001.PASSED;

    73     }

    74 

    75     // tested object class

    76     public static class TestedObjectClass {

    77 

    78         // tested object value

    79         public static volatile TestedObjectClass object = null;

    80 

    81         // result of invoking tested mathod

    82         public static volatile int result = INITIAL_VALUE;

    83 

    84         // start the thread and suspend on breakpoint

    85         public static void run() {

    86             log.display("Tested thread: started");

    87 

    88             log.display("Breakpoint line reached");

    89             // next line is for breakpoint

    90             int foo = 0; // BREAKPOINT_LINE_NUMBER

    91             log.display("Breakpoint line passed");

    92 

    93             log.display("Tested thread: finished");

    94         }

    95 

    96         // tested method for invokation from debugger

    97         public int testedMethod(int arg) {

    98             log.display("Tested method invoked with argument:" + arg);

    99             int old = result;

   100             result = arg;

   101             log.display("Tested method returned with result:" + old);

   102             return old;

   103         }

   104 

   105     }

   106 

   107 }