/** * Copyright (C) 2010 - 2016 52°North Initiative for Geospatial Open Source * Software GmbH * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 as published * by the Free Software Foundation. * * If the program is linked with libraries which are licensed under one of * the following licenses, the combination of the program with the linked * library is not considered a "derivative work" of the program: * * • Apache License, version 2.0 * • Apache Software License, version 1.0 * • GNU Lesser General Public License, version 3 * • Mozilla Public License, versions 1.0, 1.1 and 2.0 * • Common Development and Distribution License (CDDL), version 1.0 * * Therefore the distribution of the program linked with libraries licensed * under the aforementioned licenses, is permitted by the copyright holders * if the distribution is compliant with both the GNU General Public * License version 2 and the aforementioned licenses. * * 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 General * Public License for more details. */ package org.n52.wps.server.r.util; import java.io.IOException; import org.slf4j.Logger; import org.slf4j.LoggerFactory; /** * Starting RServe via command line on different OS. * * For documentation see http://www.rforge.net/Rserve/doc.html * * For information about RServe on Windows see http://rforge.net/Rserve/rserve-win.html * * @author Daniel * */ public class RStarter { private static Logger log = LoggerFactory.getLogger(RStarter.class); private static void startRServeOnLinux() throws InterruptedException, IOException { String rserveStartCMD = "R CMD Rserve --vanilla --slave"; Runtime.getRuntime().exec(rserveStartCMD).waitFor(); } private static void startRServeOnWindows() throws IOException { String rserveStartCMD = "cmd /c start R -e library(Rserve);Rserve() --vanilla --slave"; Runtime.getRuntime().exec(rserveStartCMD); } public void startR() throws InterruptedException, IOException { log.debug("Starting R locally..."); if (System.getProperty("os.name").toLowerCase().indexOf("linux") > -1) { startRServeOnLinux(); } else if (System.getProperty("os.name").toLowerCase().indexOf("windows") > -1) { startRServeOnWindows(); } log.info("Started R."); } }