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test/jdk/java/security/SignedJar/CustomClassLoader.java
43 строки
2 KB
Sean Mullan
8280890: Cannot use '-Djava.system.class.loader' with class loader in signed JAR
07 фев 2022, 17:06
07 фев 2022, 17:06
a0f6f24
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/* * Copyright (c) 2022, 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. */ import java.io.IOException; import java.io.InputStream; public class CustomClassLoader extends ClassLoader { public CustomClassLoader(ClassLoader parent) { super(parent); } @Override public Class<?> findClass(String name) throws ClassNotFoundException { try (InputStream is = getClass().getClassLoader() .getResourceAsStream(name + ".class")) { byte[] buf = is.readAllBytes(); return defineClass(name, buf, 0, buf.length); } catch (IOException e) { throw new ClassNotFoundException(e.getMessage()); } } }