Here you can find the source of getMemoryAllocated()
public static long getMemoryAllocated()
//package com.java2s; /************************************************************************** OmegaT - Computer Assisted Translation (CAT) tool with fuzzy matching, translation memory, keyword search, glossaries, and translation leveraging into updated projects. //from w w w . ja v a 2 s. c om Copyright (C) 2010 Alex Buloichik Home page: http://www.omegat.org/ Support center: http://groups.yahoo.com/group/OmegaT/ This file is part of OmegaT. OmegaT 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 3 of the License, or (at your option) any later version. OmegaT 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 for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. **************************************************************************/ public class Main { /** * Get memory allocated by jvm. * * @return memory size */ public static long getMemoryAllocated() { return Runtime.getRuntime().totalMemory(); } }