/*
* @(#) $(JCGO)/goclsp/vm/gnu/java/lang/management/VMMemoryManagerMXBeanImpl.java --
* VM specific memory manager bean implementation.
**
* Project: JCGO (http://www.ivmaisoft.com/jcgo/)
* Copyright (C) 2001-2009 Ivan Maidanski <ivmai@ivmaisoft.com>
* All rights reserved.
**
* Class specification origin: GNU Classpath v0.93 vm/reference
*/
/*
* This 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.
**
* This software 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 (GPL) for more details.
**
* 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 gnu.java.lang.management;
import java.lang.management.ManagementFactory;
import java.lang.management.MemoryPoolMXBean;
import java.util.ArrayList;
import java.util.Iterator;
final class VMMemoryManagerMXBeanImpl
{
private VMMemoryManagerMXBeanImpl() {}
static String[] getMemoryPoolNames(String name)
{
ArrayList pools = new ArrayList();
Iterator beans = ManagementFactory.getMemoryPoolMXBeans().iterator();
while (beans.hasNext())
{
MemoryPoolMXBean bean = (MemoryPoolMXBean) beans.next();
String[] managers = bean.getMemoryManagerNames();
for (int i = 0; i < managers.length; i++)
if (managers[i].equals(name))
{
pools.add(bean.getName());
break;
}
}
String[] names = new String[pools.size()];
pools.toArray(names);
return names;
}
static boolean isValid(String name)
{
return isValid0(name) != 0;
}
private static native int isValid0(String name); /* JVM-core */
}