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Diffstat (limited to 'java/lang/management/ManagementFactory.java')
-rw-r--r-- | java/lang/management/ManagementFactory.java | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/java/lang/management/ManagementFactory.java b/java/lang/management/ManagementFactory.java new file mode 100644 index 000000000..d070f719c --- /dev/null +++ b/java/lang/management/ManagementFactory.java @@ -0,0 +1,81 @@ +/* ManagementFactory.java - Factory for obtaining system beans. + Copyright (C) 2006 Free Software Foundation + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package java.lang.management; + +import gnu.java.lang.management.OperatingSystemMXBeanImpl; + +/** + * <p> + * Provides access to the system's management beans via a series + * of static methods. + * </p> + * <p> + * An instance of a system management bean can be obtained by + * using one of the following methods: + * </p> + * <ol> + * <li>Calling the appropriate static method of this factory. + * </li> + * </ol> + * + * @author Andrew John Hughes (gnu_andrew@member.fsf.org) + * @since 1.5 + */ +public class ManagementFactory +{ + + /** + * The operating system management bean. + */ + private static OperatingSystemMXBean osBean; + + /** + * Returns the operating system management bean for the + * operating system on which the virtual machine is running. + * + * @return an instance of {@link OperatingSystemMXBean} for + * the underlying operating system. + */ + public static OperatingSystemMXBean getOperatingSystemMXBean() + { + if (osBean == null) + osBean = new OperatingSystemMXBeanImpl(); + return osBean; + } + +} |