转自:http://kinganpo.iteye.com/blog/876243
import java.io.File;
/**
* 获取打包后jar的路径信息
* @author Administrator
* 2011-01-16 13:53:12
*/
public class JarTool {
//获取jar绝对路径
public static String getJarPath(){
File file = getFile();
if(file==null)return null;
return file.getAbsolutePath();
}
//获取jar目录
public static String getJarDir() {
File file = getFile();
if(file==null)return null;
return getFile().getParent();
}
//获取jar包名
public static String getJarName() {
File file = getFile();
if(file==null)return null;
return getFile().getName();
}
private static File getFile() {
//关键是这行...
String path = JarTool.class.getProtectionDomain().getCodeSource()
.getLocation().getFile();
try{
path = java.net.URLDecoder.decode(path, "UTF-8");//转换处理中文及空格
}catch (java.io.UnsupportedEncodingException e){
return null;
}
return new File(path);
}
}
来源:oschina
链接:https://my.oschina.net/u/4349100/blog/3838943