001/* 002// This software is subject to the terms of the Eclipse Public License v1.0 003// Agreement, available at the following URL: 004// http://www.eclipse.org/legal/epl-v10.html. 005// You must accept the terms of that agreement to use this software. 006// 007// Copyright (C) 2007-2007 Pentaho and others 008// All Rights Reserved. 009*/ 010package mondrian.util; 011 012/** 013 * The <code>FauxMemoryMonitor</code> implements the <code>MemoryMonitor</code> 014 * interface but does nothing: all methods are empty. 015 * 016 * @author <a>Richard M. Emberson</a> 017 * @since Feb 03 2007 018 */ 019public class FauxMemoryMonitor implements MemoryMonitor { 020 FauxMemoryMonitor() { 021 } 022 023 public boolean addListener(Listener listener, int thresholdPercentage) { 024 return true; 025 } 026 027 public boolean addListener(final Listener listener) { 028 return true; 029 } 030 031 public void updateListenerThreshold(Listener listener, int percentage) { 032 // empty 033 } 034 035 public boolean removeListener(Listener listener) { 036 return true; 037 } 038 public void removeAllListener() { 039 // empty 040 } 041 public long getMaxMemory() { 042 return Runtime.getRuntime().maxMemory(); 043 } 044 public long getUsedMemory() { 045 return Runtime.getRuntime().freeMemory(); 046 } 047} 048 049// End FauxMemoryMonitor.java