JAVA创建文件||文件夹标准流程

package fileoperation;
import java.io.File;
import java.io.IOException;
public class CreateFileAndFolder {
public static void main(String args[]){
String folderPath = "C:"+File.separator+"Users"+File.separator+"Administrator"+File.separator+"Desktop"+File.separator+"学习";
String fileName = "testing.txt";
File folder = new File(folderPath);
if(folder.exists()&&folder.isDirectory()){
System.out.println("该文件夹已存在");
}else{
boolean creatFolders = folder.mkdirs();
if(creatFolders){
System.out.println("文件夹创建成功");
}else{
System.out.println("文件夹创建失败");
return;
}
}
File file = new File(folder,fileName);
if(file.exists()&&file.isFile()){
System.out.print("文件已存在，将文件删除");
boolean deleteFile = file.delete();
if(deleteFile){
System.out.print("删除成功");
}else{
System.out.print("删除失败");
return;
}
}
try{
file.createNewFile();
System.out.print("文件创建成功");
}catch (IOException e){
System.out.print("文件创建失败,错误信息："+e.getMessage());
return;
}
String[] a = folderPath.list();
System.out.print(a);
}
}
//C:\Users\Administrator\Desktop