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test/hotspot/jtreg/runtime/6626217/many_loader.java

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rev 49574 : 8201430: [TESTBUG] Remove script from runtime/6626217
   1 /*
   2  * Copyright (c) 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  *
  23  */
  24 
  25 // A simple class to extend an abstract class and get loaded with different
  26 // loaders.  This class is loaded via LOADER1.  A similar named class will
  27 // be loaded via LOADER2.
  28 public class many_loader extends bug_21227 {
  29   public You_Have_Been_P0wned _p0wnee;
  30 
  31   // I need to compile (hence call in a loop) a function which returns a value
  32   // loaded from classloader other than the system one.  The point of this
  33   // call is to give me an abstract 'hook' into a function loaded with a
  34   // foreign loader.
  35 
  36   // The original 'make(boolean)' returns a bug_21227.  The VM will inject a
  37   // synthetic method to up-cast the returned 'from_loader1' into a
  38   // 'bug_21227'.
  39   public many_loader[] make( IFace iface ) { 
  40     // This function needs to return a value known to be loaded from LOADER2.
  41     // Since I need to use a yet different loader, I need to make an unknown
  42     // foreign call.  In this case I'll be using an interface to make the
  43     // unknown call, with but a single implementor so the compiler can do the
  44     // upcast statically.
  45     return iface==null ? null : iface.gen(); 
  46   }
  47 }
   1 /*
   2  * Copyright (c) 2010, 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 
  25 // A simple class to extend an abstract class and get loaded with different
  26 // loaders. This class is loaded via LOADER1. A similar named class will
  27 // be loaded via LOADER2.
  28 public class many_loader extends bug_21227 {
  29     public You_Have_Been_P0wned _p0wnee;
  30 
  31     // I need to compile (hence call in a loop) a function which returns a value
  32     // loaded from classloader other than the system one. The point of this
  33     // call is to give me an abstract 'hook' into a function loaded with a
  34     // foreign loader.
  35 
  36     // The original 'make(boolean)' returns a bug_21227. The VM will inject a
  37     // synthetic method to up-cast the returned 'from_loader1' into a
  38     // 'bug_21227'.
  39     public many_loader[] make(IFace iface) {
  40         // This function needs to return a value known to be loaded from LOADER2.
  41         // Since I need to use a yet different loader, I need to make an unknown
  42         // foreign call. In this case I'll be using an interface to make the
  43         // unknown call, with but a single implementor so the compiler can do the
  44         // upcast statically.
  45         return iface==null ? null : iface.gen();
  46     }
  47 }
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