/* * Copyright (c) 2007, 2012, 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.annotation.Documented ; import java.lang.annotation.Target ; import java.lang.annotation.ElementType ; import java.lang.annotation.Retention ; import java.lang.annotation.RetentionPolicy ; /** This annotation defines an attribute in either CompositeData (ManagedData) or * an open MBean (ManagedObject). An attribute may be read/write (has a setter * and a getter), read only (only has a getter), * or write only (only has a setter) depending on the declared methods in the class. *
* A method defines a getter if it returns a non-void type and takes no argument types. * Likewise a method defines a setter if it return void and takes exactly one * argument. *
An id is derived from a method name as follows: *
* In certain cases, a field annotated with @ManagedAttribute * may also represent a read-only attribute. * The field must be final, and its type must be one of: *