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Igor Ignatyev 2017-05-18 18:14:07 +00:00
commit f1d17f5366
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49
jdk/test/lib/testlibrary/jdk/testlibrary/FilterClassLoader.java
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/*
* Copyright (c) 2014, 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 jdk.testlibrary;
import java.util.function.Predicate;
/**
* A classloader, which using target classloader in case provided condition
* for class name is met, and using parent otherwise
*/
public class FilterClassLoader extends ClassLoader {
private final ClassLoader target;
private final Predicate<String> condition;
public FilterClassLoader(ClassLoader target, ClassLoader parent,
Predicate<String> condition) {
super(parent);
this.condition = condition;
this.target = target;
}
@Override
public Class<?> loadClass(String name) throws ClassNotFoundException {
if (condition.test(name)) {
return target.loadClass(name);
}
return super.loadClass(name);
}
}

50
jdk/test/lib/testlibrary/jdk/testlibrary/ParentLastURLClassLoader.java
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/*
* Copyright (c) 2014, 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 jdk.testlibrary;
import java.net.URL;
import java.net.URLClassLoader;
/**
* An url classloader, which trying to load class from provided URL[] first,
* and using parent classloader in case it failed
*/
public class ParentLastURLClassLoader extends URLClassLoader {
public ParentLastURLClassLoader(URL urls[], ClassLoader parent) {
super(urls, parent);
}
@Override
public Class<?> loadClass(String name) throws ClassNotFoundException {
try {
Class<?> c = findClass(name);
if (c != null) {
return c;
}
} catch (ClassNotFoundException e) {
// ignore
}
return super.loadClass(name);
}
}