jdk-24/test/jdk/java/security/SignedJar/CustomClassLoader.java
2022-02-07 14:06:08 +00:00

44 lines
1.6 KiB
Java

/*
* 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());
}
}
}