mem.java

POS is a Java&#174 platform-based, mission-critical, ISO-8583 based financial transaction library/fr

/*
 * jPOS Project [http://jpos.org]
 * Copyright (C) 2000-2008 Alejandro P. Revilla
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.jpos.q2.cli;

import org.jpos.util.SystemMonitor;
import org.jpos.q2.CLI;

public class MEM implements CLI.Command {
    public void exec (CLI cli, String[] args) throws Exception {
        if (args.length > 1 && "--gc".equals (args[1])) {
            System.gc();
        }
        Runtime r = Runtime.getRuntime();
        StringBuffer sb = new StringBuffer();
        sb.append ("total="); sb.append (r.totalMemory());
        sb.append (" free="); sb.append (r.freeMemory());
        sb.append (" in-use="); sb.append (r.totalMemory()-r.freeMemory());
        cli.println (sb.toString());
    }
}