Java Properties Load from File loadNative(File nativeLibsFolder)

Description

load Native

License

Open Source License

Declaration

private static void loadNative(File nativeLibsFolder) 

Method Source Code

//package com.java2s;
/*//from  w  ww  .j a v  a 2s. c  om
 * Copyright (c) 2004-2016 Universidade do Porto - Faculdade de Engenharia
 * Laborat?rio de Sistemas e Tecnologia Subaqu?tica (LSTS)
 * All rights reserved.
 * Rua Dr. Roberto Frias s/n, sala I203, 4200-465 Porto, Portugal
 *
 * This file is part of Neptus, Command and Control Framework.
 *
 * Commercial Licence Usage
 * Licencees holding valid commercial Neptus licences may use this file
 * in accordance with the commercial licence agreement provided with the
 * Software or, alternatively, in accordance with the terms contained in a
 * written agreement between you and Universidade do Porto. For licensing
 * terms, conditions, and further information contact lsts@fe.up.pt.
 *
 * European Union Public Licence - EUPL v.1.1 Usage
 * Alternatively, this file may be used under the terms of the EUPL,
 * Version 1.1 only (the "Licence"), appearing in the file LICENSE.md
 * included in the packaging of this file. You may not use this work
 * except in compliance with the Licence. Unless required by applicable
 * law or agreed to in writing, software distributed under the Licence is
 * distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF
 * ANY KIND, either express or implied. See the Licence for the specific
 * language governing permissions and limitations at
 * http://ec.europa.eu/idabc/eupl.html.
 *
 * For more information please see <http://lsts.fe.up.pt/neptus>.
 *
 * Author: zp
 * 26/08/2016
 */

import java.io.File;
import java.io.IOException;

public class Main {
    private static void loadNative(File nativeLibsFolder) {
        String[] libs = { "gdal", "gdalconstjni", "gdaljni", "ogrjni",
                "osrjni" };
        String platform = getPlatformPath("");

        for (String name : libs) {
            StringBuilder filename = new StringBuilder();
            if (platform.contains("win")) {
                filename.append(name);
                if (name.equals("gdal")) {
                    filename.append("19");
                }
                filename.append(".dll");
            } else {
                filename.append("lib");
                filename.append(name);
                filename.append(".so");
            }

            File path = null;
            try {
                path = new File(nativeLibsFolder.getCanonicalFile(),
                        filename.toString());
                System.load(path.getAbsolutePath().toString());
            } catch (IOException e1) {
                e1.printStackTrace();
            } catch (UnsatisfiedLinkError e) {
                System.err.println("Native code library failed to load. "
                        + e);
            } catch (SecurityException e) {
                e.printStackTrace();
            } catch (IllegalArgumentException e) {
                e.printStackTrace();
            }
        }
    }

    private static String getPlatformPath(String base) {
        String os = System.getProperty("os.name").toLowerCase();
        String arch = System.getProperty("os.arch").toLowerCase();// x86 or x64
        // check os
        if (os.contains("windows")) {
            os = "win";
        } else if (os.contains("linux")) {
            os = "linux";
        } else {
            throw new IllegalArgumentException("os not supported");
        }
        // check arch 86 or 64
        if (arch.contains("86")) {
            arch = "x86";
        } else if (arch.contains("64")) {
            arch = "x64";
        } else {
            throw new IllegalArgumentException("arch not supported " + arch);
        }
        return base + "/" + os + "/" + arch;
    }
}

Related

1. loadLocatorInfo(String fileName)
2. loadLWJGL()
3. loadManifest(File bundleLocation)
4. loadMetaConfiguration()
5. loadMimeTypes(InputStream inputStream)
6. loadNecessaryPackagePrivateProperties(Class aClass, String aFileName)
7. loadOSDependentLibrary()
8. loadParamFromFile(String fileName, String param, String defValue)
9. loadParams(String fileName)