view test/runtime/modules/AccessCheck/p3/c3ReadEdgeDiffLoader.jcod @ 10487:c558850fac57

8142968: Module System implementation Summary: Initial integration of JEP 200, JEP 260, JEP 261, and JEP 282 Reviewed-by: acorn, ccheung, coleenp, ctornqvi, dholmes, dsimms, gtriantafill, iklam, jiangli, mgronlun, mseledtsov, cjplummer, sspitsyn, stefank, twisti, hseigel, lfoltan, alanb, mchung, dfazunen Contributed-by: alan.bateman@oracle.com, alex.buckley@oracle.com, jonathan.gibbons@oracle.com, karen.kinnear@oracle.com, mandy.chung@oracle.com, mark.reinhold@oracle.com, harold.seigel@oracle.com, lois.foltan@oracle.com, calvin.cheung@oracle.com, christian.tornqvist@oracle.com, erik.joelsson@oracle.com, george.triantafillou@oracle.com, igor.ignatyev@oracle.com, ioi.lam@oracle.com, james.laskey@oracle.com, jean-francois.denise@oracle.com, jiangli.zhou@oracle.com, markus.gronlund@oracle.com, serguei.spitsyn@oracle.com, staffan.larsen@oracle.com, sundararajan.athijegannathan@oracle.com
author alanb
date Thu, 17 Mar 2016 19:04:01 +0000
parents
children 8c7769a2e1fe
line wrap: on
line source
/*
 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

/* 
 * package p3;
 * import java.lang.reflect.*;
 * import myloaders.MyDiffClassLoader;
 *
 * public class c3ReadEdgeDiffLoader {
 *    public c3ReadEdgeDiffLoader() {
 *       // The goal is to establish a read edge between module m1
 *       // which is the module where p3.c3ReadEdgeDiffLoader is defined,
 *       // and the unnamed module that defines c4.  This must be
 *       // done in 2 steps:
 *       //
 *       // Step #1: Establish a read edge between m1, where c3ReadEdgeDiffLoader
 *       //          is defined, and the System ClassLoader's unnamed module,
 *       //          where MyDiffClassLoader is defined. This read edge
 *       //          is needed before we can obtain MyDiffClassLoader.loader2's unnamed module.
 *       //
 *       // Step #2: Establish a read edge between m1, where c3ReadEdgeDiffLoader
 *       //          is defined, and the MyDiffClassLoader.loader2's unnamed module,
 *       //          where c4 will be defined.
 *
 *       // Step #1: read edge m1 -> System ClassLoader's unnamed module
 *       Module m1 = c3ReadEdgeDiffLoader.class.getModule();
 *       ClassLoader system_loader = ClassLoader.getSystemClassLoader();
 *       Module unnamed_module1 = system_loader.getUnnamedModule();
 *       m1.addReads(unnamed_module1);
 *
 *       // Step #2: read edge m1 -> MyDiffClassLoader.loader2's unnamed module
 *       ClassLoader loader2 = MyDiffClassLoader.loader2;
 *       Module unnamed_module2 = loader2.getUnnamedModule();
 *       m1.addReads(unnamed_module2);
 *
 *       // Attempt access - should succeed since m1 can read
 *       //                  MyDiffClassLoader.loader2's unnamed module
 *       c4 c4_obj = new c4();
 *       c4_obj.method4();
 *   }
 * }
 */

class p3/c3ReadEdgeDiffLoader {
  0xCAFEBABE;
  0; // minor version
  52; // version
  [46] { // Constant Pool
    ; // first element is empty
    Method #11 #18; // #1     at 0x0A
    class #19; // #2     at 0x0F
    Method #20 #21; // #3     at 0x12
    Method #22 #23; // #4     at 0x17
    Method #22 #24; // #5     at 0x1C
    Method #25 #26; // #6     at 0x21
    Field #27 #28; // #7     at 0x26
    class #29; // #8     at 0x2B
    Method #8 #18; // #9     at 0x2E
    Method #8 #30; // #10     at 0x33
    class #31; // #11     at 0x38
    Utf8 "<init>"; // #12     at 0x3B
    Utf8 "()V"; // #13     at 0x44
    Utf8 "Code"; // #14     at 0x4A
    Utf8 "LineNumberTable"; // #15     at 0x51
    Utf8 "SourceFile"; // #16     at 0x63
    Utf8 "c3ReadEdgeDiffLoader.java"; // #17     at 0x70
    NameAndType #12 #13; // #18     at 0x8C
    Utf8 "p3/c3ReadEdgeDiffLoader"; // #19     at 0x91
    class #32; // #20     at 0xAB
    NameAndType #33 #34; // #21     at 0xAE
    class #35; // #22     at 0xB3
    NameAndType #36 #37; // #23     at 0xB6
    NameAndType #38 #34; // #24     at 0xBB
    class #39; // #25     at 0xC0
    NameAndType #40 #41; // #26     at 0xC3
    class #42; // #27     at 0xC8
    NameAndType #43 #44; // #28     at 0xCB
    Utf8 "c4"; // #29     at 0xD0
    NameAndType #45 #13; // #30     at 0xD8
    Utf8 "java/lang/Object"; // #31     at 0xDD
    Utf8 "java/lang/Class"; // #32     at 0xF0
    Utf8 "getModule"; // #33     at 0x0102
    Utf8 "()Ljava/lang/reflect/Module;"; // #34     at 0x010E
    Utf8 "java/lang/ClassLoader"; // #35     at 0x012D
    Utf8 "getSystemClassLoader"; // #36     at 0x0145
    Utf8 "()Ljava/lang/ClassLoader;"; // #37     at 0x015C
    Utf8 "getUnnamedModule"; // #38     at 0x0178
    Utf8 "java/lang/reflect/Module"; // #39     at 0x018B
    Utf8 "addReads"; // #40     at 0x01A6
    Utf8 "(Ljava/lang/reflect/Module;)Ljava/lang/reflect/Module;"; // #41     at 0x01B1
    Utf8 "myloaders/MyDiffClassLoader"; // #42     at 0x01EA
    Utf8 "loader2"; // #43     at 0x0208
    Utf8 "Lmyloaders/MyDiffClassLoader;"; // #44     at 0x0212
    Utf8 "method4"; // #45     at 0x0232
  } // Constant Pool

  0x0021; // access
  #2;// this_cpx
  #11;// super_cpx

  [0] { // Interfaces
  } // Interfaces

  [0] { // fields
  } // fields

  [1] { // methods
    { // Member at 0x0248
      0x0001; // access
      #12; // name_cpx
      #13; // sig_cpx
      [1] { // Attributes
        Attr(#14, 123) { // Code at 0x0250
          2; // max_stack
          7; // max_locals
          Bytes[59]{
            0x2AB700011202B600;
            0x034CB800044D2CB6;
            0x00054E2B2DB60006;
            0x57B200073A041904;
            0xB600053A052B1905;
            0xB6000657BB000859;
            0xB700093A061906B6;
            0x000AB1;
          };
          [0] { // Traps
          } // end Traps
          [1] { // Attributes
            Attr(#15, 46) { // LineNumberTable at 0x029D
              [11] { // LineNumberTable
                0  33; //  at 0x02A9
                4  34; //  at 0x02AD
                10  36; //  at 0x02B1
                14  37; //  at 0x02B5
                19  39; //  at 0x02B9
                25  41; //  at 0x02BD
                30  42; //  at 0x02C1
                37  46; //  at 0x02C5
                44  49; //  at 0x02C9
                53  50; //  at 0x02CD
                58  51; //  at 0x02D1
              }
            } // end LineNumberTable
          } // Attributes
        } // end Code
      } // Attributes
    } // Member
  } // methods

  [1] { // Attributes
    Attr(#16, 2) { // SourceFile at 0x02D3
      #17;
    } // end SourceFile
  } // Attributes
} // end class p3/c3ReadEdgeDiffLoader