Java Jar File Find getJarLocation(Class clazz)

Description

This will return the directory location of the executable jar.

License

Open Source License

Parameter

Parameter	Description
clazz	a parameter

Declaration

public static String getJarLocation(Class clazz) 

Method Source Code

//package com.java2s;
/**/* w w w  . ja va 2  s  .  c o  m*/
 * ************************************************************************
 * * The contents of this file are subject to the MRPL 1.2
 * * (the  "License"),  being   the  Mozilla   Public  License
 * * Version 1.1  with a permitted attribution clause; you may not  use this
 * * file except in compliance with the License. You  may  obtain  a copy of
 * * the License at http://www.floreantpos.org/license.html
 * * Software distributed under the License  is  distributed  on  an "AS IS"
 * * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
 * * License for the specific  language  governing  rights  and  limitations
 * * under the License.
 * * The Original Code is FLOREANT POS.
 * * The Initial Developer of the Original Code is OROCUBE LLC
 * * All portions are Copyright (C) 2015 OROCUBE LLC
 * * All Rights Reserved.
 * ************************************************************************
 */

import java.io.File;
import java.net.URI;
import java.net.URISyntaxException;

public class Main {
    /**
     * This will return the directory location of the executable jar. For this to work correctly,
     * main class of the executable jar should be provided. Any class that is in the executable jar
     * should also work, but that is not recommended. 
     * 
     * 
     * @param clazz
     * @return
     */
    public static String getJarLocation(Class clazz) {
        String executableLocation;

        try {

            URI uri = clazz.getProtectionDomain().getCodeSource().getLocation().toURI();
            if (uri.toString().endsWith(".jar")) {
                return new File(uri.getPath()).getParentFile().getPath() + "/";
            }
            return uri.getPath();

        } catch (URISyntaxException e) {
            e.printStackTrace();
            executableLocation = ".";
        }
        return executableLocation + "/";
    }
}

Related

1. getJarFile(String classPath)
2. getJarFileByResourceName(Class clazz, String resourceName)
3. getJarFolder(Class clazz)
4. getJarLocation()
5. getJarLocation(Class classFromJar)
6. getJarLocation(final Class cClass)
7. getJarManifest(File file)
8. getJarOrDir(Class mainClass)
9. getJarPath(Class caller)