jscover.mozilla.javascript.DefiningClassLoader Maven / Gradle / Ivy
Go to download
Show more of this group Show more artifacts with this name
Show all versions of rhino Show documentation
Show all versions of rhino Show documentation
Rhino is an open-source implementation of JavaScript written entirely in
Java. It is typically embedded into Java applications to provide
scripting to end users.
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package jscover.mozilla.javascript;
/**
* Load generated classes.
*
* @author Norris Boyd
*/
public class DefiningClassLoader extends ClassLoader
implements GeneratedClassLoader
{
public DefiningClassLoader() {
this.parentLoader = getClass().getClassLoader();
}
public DefiningClassLoader(ClassLoader parentLoader) {
this.parentLoader = parentLoader;
}
public Class defineClass(String name, byte[] data) {
// Use our own protection domain for the generated classes.
// TODO: we might want to use a separate protection domain for classes
// compiled from scripts, based on where the script was loaded from.
return super.defineClass(name, data, 0, data.length,
SecurityUtilities.getProtectionDomain(getClass()));
}
public void linkClass(Class cl) {
resolveClass(cl);
}
@Override
public Class loadClass(String name, boolean resolve)
throws ClassNotFoundException
{
Class cl = findLoadedClass(name);
if (cl == null) {
if (parentLoader != null) {
cl = parentLoader.loadClass(name);
} else {
cl = findSystemClass(name);
}
}
if (resolve) {
resolveClass(cl);
}
return cl;
}
private final ClassLoader parentLoader;
}