48 lines
2.1 KiB
Java
48 lines
2.1 KiB
Java
/*
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* Copyright (c) 2010, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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// A simple class to extend an abstract class and get loaded with different
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// loaders. This class is loaded via LOADER1. A similar named class will
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// be loaded via LOADER2.
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public class many_loader extends bug_21227 {
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public You_Have_Been_P0wned _p0wnee;
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// I need to compile (hence call in a loop) a function which returns a value
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// loaded from classloader other than the system one. The point of this
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// call is to give me an abstract 'hook' into a function loaded with a
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// foreign loader.
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// The original 'make(boolean)' returns a bug_21227. The VM will inject a
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// synthetic method to up-cast the returned 'from_loader1' into a
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// 'bug_21227'.
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public many_loader[] make(IFace iface) {
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// This function needs to return a value known to be loaded from LOADER2.
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// Since I need to use a yet different loader, I need to make an unknown
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// foreign call. In this case I'll be using an interface to make the
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// unknown call, with but a single implementor so the compiler can do the
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// upcast statically.
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return iface==null ? null : iface.gen();
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}
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}
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