java创建和删除文件夹、文件

//新建一个文件夹
public void newFolder(String folderPath) {
    try {
      String filePath = folderPath;
      File myFilePath = new File(filePath);
      if (!myFilePath.exists()) {
        myFilePath.mkdir();
      }
    } catch (Exception e) {
      System.out.println("新建文件夹操作出错");
      e.printStackTrace();
    }
  }

//删除文件夹
public void delFolder(String folderPath){
    try{
String filePath = folderPath;
File delPath = new File(filePath);
delPath.delete();
    }catch (Exception e) {
      System.out.println("删除文件夹操作出错");
      e.printStackTrace();
    }
}

//新建文件
public void createFile(String fileName){
    try{
String myFileName = fileName;
if (!myFileName.exists()) {
    myFileName.createNewFile();
}
    }catch (Exception e) {
      System.out.println("新建文件操作出错");
      e.printStackTrace();
    }
}

//删除文件
public void delFile(String fileName){
    try{
String myFileName = fileName;
myFileName.delete();
    }catch (Exception e) {
      System.out.println("删除文件操作出错");
      e.printStackTrace();
    }
}