src/java.management/share/classes/javax/management/DefaultLoaderRepository.java - master - githubmirror/jdk22

src/java.management/share/classes/javax/management/DefaultLoaderRepository.java
95 строк4 KB
Joe Darcy
8250583: Address reliance on default constructors in java.management
25 июл 2020, 22:49
25 июл 2020, 22:49dfd3080
/*
 * Copyright (c) 1999, 2020, 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.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * 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 javax.management;

import javax.management.loading.ClassLoaderRepository;

/**
 * <p>Keeps the list of Class Loaders registered in the MBean Server.
 * It provides the necessary methods to load classes using the registered
 * Class Loaders.</p>
 *
 * <p>This deprecated class is maintained for compatibility.  In
 * previous versions of the JMX API, there was one
 * <code>DefaultLoaderRepository</code> shared by all MBean servers.
 * As of version 1.2 of the JMX API, that functionality is
 * approximated by using {@link MBeanServerFactory#findMBeanServer} to
 * find all known MBean servers, and consulting the {@link
 * ClassLoaderRepository} of each one.  It is strongly recommended
 * that code referencing <code>DefaultLoaderRepository</code> be
 * rewritten.</p>
 *
 * @deprecated Use
 * {@link javax.management.MBeanServer#getClassLoaderRepository()}
 * instead.
 *
 * @since 1.5
 */
@Deprecated
public class DefaultLoaderRepository {
    /**
     * Constructs an {@code DefaultLoaderRepository}.
     */
    public DefaultLoaderRepository() {}

    /**
     * Go through the list of class loaders and try to load the requested class.
     * The method will stop as soon as the class is found. If the class
     * is not found the method will throw a <CODE>ClassNotFoundException</CODE>
     * exception.
     *
     * @param className The name of the class to be loaded.
     *
     * @return the loaded class.
     *
     * @exception ClassNotFoundException The specified class could not be found.
     */
    public static Class<?> loadClass(String className)
        throws ClassNotFoundException {
        return javax.management.loading.DefaultLoaderRepository.loadClass(className);
    }


    /**
     * Go through the list of class loaders but exclude the given class loader, then try to load
     * the requested class.
     * The method will stop as soon as the class is found. If the class
     * is not found the method will throw a <CODE>ClassNotFoundException</CODE>
     * exception.
     *
     * @param className The name of the class to be loaded.
     * @param loader The class loader to be excluded.
     *
     * @return the loaded class.
     *
     * @exception ClassNotFoundException The specified class could not be found.
     */
    public static Class<?> loadClassWithout(ClassLoader loader,String className)
        throws ClassNotFoundException {
        return javax.management.loading.DefaultLoaderRepository.loadClassWithout(loader, className);
    }

 }