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/*
 * Copyright (c) 2010-2015 Pivotal Software, Inc. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License"); you
 * may not use this file except in compliance with the License. You
 * may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * permissions and limitations under the License. See accompanying
 * LICENSE file.
 */

package com.gemstone.gemfire.internal;

import com.gemstone.gemfire.*;

/**
 * 

This class provides the interface for statistics about a * Mac OS X operating system process that is using a GemFire system. */ public class OSXProcessStats { // private final static int imageSizeINT = 0; // private final static int rssSizeINT = 1; private final static StatisticsType myType; private static void checkOffset(String name, int offset) { int id = myType.nameToId(name); Assert.assertTrue(offset == id, "Expected the offset for " + name + " to be " + offset + " but it was " + id); } static { StatisticsTypeFactory f = StatisticsTypeFactoryImpl.singleton(); myType = f.createType("OSXProcessStats", "Statistics on a OS X process.", new StatisticDescriptor[] { f.createIntGauge("dummyStat", "Placeholder", "megabytes") // f.createIntGauge("imageSize", // "The size of the process's image in megabytes.", // "megabytes"), // f.createIntGauge("rssSize", // "The size of the process's resident set size in megabytes.", // "megabytes"), }); // checkOffset("imageSize", imageSizeINT); // checkOffset("rssSize", rssSizeINT); } private OSXProcessStats() { // no instances allowed } public static StatisticsType getType() { return myType; } /** * Returns a ProcessStats that wraps OS X process * Statistics. * * @since 3.5 */ static ProcessStats createProcessStats(final Statistics stats) { if (stats instanceof LocalStatisticsImpl) { HostStatHelper.refresh((LocalStatisticsImpl) stats); } // otherwise its a Dummy implementation so do nothing return new ProcessStats(stats) { @Override public long getProcessSize() { // return stats.getInt(rssSizeINT); return 0L; } }; } }





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