1 /* 2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package gc.g1.plab.lib; 24 25 import java.util.EnumMap; 26 import java.util.Map; 27 28 import gc.g1.plab.lib.LogParser.ReportType; 29 30 /** 31 * Class that represents PLAB statistics for a single GC. 32 * It includes both Survivor and Old PLAB statistics. 33 */ 34 public class PlabGCStatistics { 35 36 private final Map<ReportType, PlabInfo> plabGCStatistics; 37 38 public PlabGCStatistics() { 39 plabGCStatistics = new EnumMap<>(ReportType.class); 40 } 41 42 /** 43 * Checks if the statistics contains the requested type. 44 * @param reportType 45 * @returns true, if contains, false otherwise 46 */ 47 public boolean containsKey(ReportType reportType) { 48 return plabGCStatistics.containsKey(reportType); 49 } 50 51 /** 52 * Put pair of ReportType and PlabInfo to statistics. 53 * @param reportType 54 * @param plabInfo 55 */ 56 public void put(ReportType reportType, PlabInfo plabInfo) { 57 plabGCStatistics.put(reportType, plabInfo); 58 } 59 60 /** 61 * Returns PlabInfo of specified type 62 * @param reportType 63 * @return 64 */ 65 public PlabInfo get(ReportType reportType) { 66 return plabGCStatistics.get(reportType); 67 } 68 }