| /******************************************************************************* |
| * Copyright (c) 2003, 2005 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.test.internal.performance; |
| |
| import java.util.Map; |
| |
| import org.eclipse.test.internal.performance.data.Dim; |
| import org.eclipse.test.internal.performance.data.Scalar; |
| |
| |
| class PerformanceMonitor { |
| |
| private static PerformanceMonitor fgPerformanceMonitor; |
| |
| public static PerformanceMonitor getPerformanceMonitor() { |
| if (fgPerformanceMonitor == null) { |
| String os= System.getProperty("os.name"); //$NON-NLS-1$ |
| if (os.startsWith("Windows")) //$NON-NLS-1$ |
| fgPerformanceMonitor= new PerformanceMonitorWindows(); |
| else if (os.startsWith("Mac OS X")) //$NON-NLS-1$ |
| fgPerformanceMonitor= new PerformanceMonitorMac(); |
| else |
| fgPerformanceMonitor= new PerformanceMonitorLinux(); |
| } |
| return fgPerformanceMonitor; |
| } |
| |
| protected void collectOperatingSystemCounters(Map scalars) { |
| if (PerformanceTestPlugin.isOldDB()) { |
| addScalar(scalars, InternalDimensions.SYSTEM_TIME, System.currentTimeMillis()); |
| } else { |
| Runtime runtime= Runtime.getRuntime(); |
| //runtime.gc(); |
| addScalar(scalars, InternalDimensions.USED_JAVA_HEAP, runtime.totalMemory() - runtime.freeMemory()); |
| } |
| } |
| |
| protected void collectGlobalPerformanceInfo(Map scalars) { |
| // no default implementation |
| } |
| |
| void addScalar(Map scalars, Dim dimension, long value) { |
| scalars.put(dimension, new Scalar(dimension, value)); |
| } |
| } |