| /* |
| * Copyright (c) 2007, 2010, 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 com.sun.org.glassfish.gmbal ; |
| |
| import java.lang.reflect.Method ; |
| |
| import java.security.AccessController; |
| import java.security.PrivilegedActionException; |
| import java.security.PrivilegedExceptionAction; |
| import java.util.logging.Level; |
| import java.util.logging.Logger; |
| import com.sun.org.glassfish.gmbal.util.GenericConstructor ; |
| |
| import javax.management.ObjectName; |
| |
| /** Factory used to create ManagedObjectManager instances. |
| */ |
| public final class ManagedObjectManagerFactory { |
| private ManagedObjectManagerFactory() {} |
| |
| private static GenericConstructor<ManagedObjectManager> objectNameCons = |
| new GenericConstructor<ManagedObjectManager>( |
| ManagedObjectManager.class, |
| "com.sun.org.glassfish.gmbal.impl.ManagedObjectManagerImpl", |
| ObjectName.class ) ; |
| |
| |
| private static GenericConstructor<ManagedObjectManager> stringCons = |
| new GenericConstructor<ManagedObjectManager>( |
| ManagedObjectManager.class, |
| "com.sun.org.glassfish.gmbal.impl.ManagedObjectManagerImpl", |
| String.class ) ; |
| |
| /** Convenience method for getting access to a method through reflection. |
| * Same as Class.getDeclaredMethod, but only throws RuntimeExceptions. |
| * @param cls The class to search for a method. |
| * @param name The method name. |
| * @param types The array of argument types. |
| * @return The Method if found. |
| * @throws GmbalException if no such method is found. |
| */ |
| public static Method getMethod( final Class<?> cls, final String name, |
| final Class<?>... types ) { |
| |
| try { |
| return AccessController.doPrivileged( |
| new PrivilegedExceptionAction<Method>() { |
| public Method run() throws Exception { |
| return cls.getDeclaredMethod(name, types); |
| } |
| }); |
| } catch (PrivilegedActionException ex) { |
| throw new GmbalException( "Unexpected exception", ex ) ; |
| } catch (SecurityException exc) { |
| throw new GmbalException( "Unexpected exception", exc ) ; |
| } |
| } |
| |
| /** Create a new ManagedObjectManager. All objectnames created will share |
| * the domain value passed on this call. This ManagedObjectManager is |
| * at the top of the containment hierarchy: the parent of the root is null. |
| * @param domain The domain to use for all ObjectNames created when |
| * MBeans are registered. |
| * @return A new ManagedObjectManager. |
| */ |
| public static ManagedObjectManager createStandalone( |
| final String domain ) { |
| |
| ManagedObjectManager result = stringCons.create( domain ) ; |
| if (result == null) { |
| return ManagedObjectManagerNOPImpl.self ; |
| } else { |
| return result ; |
| } |
| } |
| |
| /** Alternative form of the create method to be used when the |
| * rootName is not needed explicitly. If the root name is available |
| * from an @ObjectNameKey annotation, it is used; otherwise the |
| * type is used as the name, since the root is a singleton. |
| * |
| * @param rootParentName The JMX ObjectName of the parent of the root. |
| * The parent is outside of the control of this ManagedObjectManager. |
| * The ManagedObjectManager root is a child of the MBean identified |
| * by the rootParentName. |
| * @return The ManagedObjectManager. |
| */ |
| public static ManagedObjectManager createFederated( |
| final ObjectName rootParentName ) { |
| |
| ManagedObjectManager result = objectNameCons.create( rootParentName ) ; |
| if (result == null) { |
| return ManagedObjectManagerNOPImpl.self ; |
| } else { |
| return result ; |
| } |
| } |
| |
| /** Return a ManagedObjectManager that performs no operations. Useful to |
| * allow the same code to run with or without creating MBeans through |
| * gmbal. |
| * @return ManagedObjectManager that performs no operations. |
| */ |
| public static ManagedObjectManager createNOOP() { |
| return ManagedObjectManagerNOPImpl.self ; |
| } |
| } |