获取jar绝对路径

package Io;

import java.io.File;
import java.util.ArrayList;
import java.util.List;

public class JarToolUtil {
/**
* 获取jar绝对路径
*
* @return
*/
public static String getJarPath()
{
File file = getFile();
if (file == null)
return null;
return file.getAbsolutePath();
}

/**
* 获取jar目录
*
* @return
*/
public static String getJarDir()
{
File file = getFile();
if (file == null)
return null;
return getFile().getParent();
}

/**
* 获取jar包名
*
* @return
*/
public static String getJarName()
{
File file = getFile();
if (file == null)
return null;
return getFile().getName();
}

/**
* 获取当前Jar文件
*
* @return
*/
private static File getFile()
{
// 关键是这行...
String path = JarToolUtil.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);
}

/**
* 获取当前目录下的文件
*/
public static List<String> getFile(String path) {
File file = new File(path);

File[] fileList = file.listFiles();
List<String> list = new ArrayList<String>();
for (int i = 0; i < fileList.length; i++) {
if (fileList[i].isFile()) {
String fileName = fileList[i].getName();
list.add(fileName);
}
/*if (fileList[i].isDirectory()) {
String fileName = fileList[i].getName();
System.out.println("目录：" + fileName);
}*/
}
return list;
}
}

标签：return,file,jar,绝对路径,获取,File,getFile,null,String
来源： https://www.cnblogs.com/developer-ios/p/12438635.html