1 /*

     2  * Copyright (c) 2017, 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 package p7;

    25 

    26 import java.lang.Module;

    27 import p2.c2;

    28 

    29 public class c7 {

    30     public void method7(p2.c2 param, Module c2Mod) {

    31         try {

    32             // The invokedynamic opcode that gets generated for the '+' string

    33             // concatenation operator throws an IllegalAccessError when trying

    34             // to access 'param'.

    35             System.out.println("In c7's method7 with param = " + param);

    36             throw new java.lang.RuntimeException("c7 failed to throw expected IllegalAccessError");

    37         } catch (IllegalAccessError e) {

    38         }

    39         methodAddReadEdge(c2Mod);

    40 

    41         // This invokedynamic (for the string concat) should succeed because of

    42         // the added read edge.  The fact that the invokedynamic executed before

    43         // the read edge was added threw an IllegalAccessError exception should

    44         // not affect this one.

    45         try {

    46             System.out.println("In c7's method7 with param = " + param);

    47         } catch (IllegalAccessError e) {

    48             throw new java.lang.RuntimeException("Unexpected IllegalAccessError: " + e.getMessage());

    49         }

    50     }

    51 

    52     public void methodAddReadEdge(Module m) {

    53         // Add a read edge from p7/c7's module (third_mod) to module m.

    54         c7.class.getModule().addReads(m);

    55     }

    56 }

    57