org.eclipse.persistence.internal.security.PrivilegedGetClassLoaderFromCurrentThread Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of eclipselink Show documentation

EclipseLink build based upon Git transaction f2b9fc5

There is a newer version: 5.0.0-B03

/*
 * Copyright (c) 2015, 2018 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0,
 * or the Eclipse Distribution License v. 1.0 which is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
 */

// Contributors:
//     06/22/2015-2.6.1 Tomas Kraus
//       - 254437: initial API and implementation.
package org.eclipse.persistence.internal.security;

import java.security.AccessController;
import java.security.PrivilegedAction;
import java.security.PrivilegedExceptionAction;

/**
 * INTERNAL:
 * Retrieve current {@link Thread} context {@link ClassLoader} with privileges enabled.
 * @since 2.6.1
 */
public class PrivilegedGetClassLoaderFromCurrentThread implements PrivilegedExceptionAction {

    /**
     * INTERNAL:
     * Creates an instance of current {@link Thread} context {@link ClassLoader} getter.
     * @param key The name of the {@link System} property.
     */
    public PrivilegedGetClassLoaderFromCurrentThread() {
    }

    /**
     * INTERNAL:
     * Performs current {@link Thread} context {@link ClassLoader} retrieval.
     * This method will be called by {@link AccessController#doPrivileged(PrivilegedAction)} after enabling privileges.
     * @return The current {@link Thread} context {@link ClassLoader}.
     */
    @Override
    public ClassLoader run() {
        return Thread.currentThread().getContextClassLoader();
    }

}