Java Delete folder's tool class----very practical OH

Import Java.io.File;
public class Deletefileutil {
/**
* Delete individual files
* @param the filename of the deleted file spath
* @return Single File Delete successfully returns TRUE, otherwise returns false
*/
public static Boolean DeleteFile (String spath) {
Boolean flag = false;
File File = new file (spath);
The path is a file and is not NULL to delete
if (File.isfile () && file.exists ()) {
File.delete ();
Flag = true;
}
return flag;
}
/**
* Delete directories (folders) and files under the directory
* @param spath The file path of the deleted directory
* @return Directory deletion successfully returns TRUE, otherwise returns false
*/
public static Boolean deletedirectory (String spath) {
If Spath does not end with a file delimiter, the file separator is automatically added
if (!spath.endswith (File.separator)) {
spath = spath + file.separator;
}
File Dirfile = new file (spath);
If the file for Dir does not exist, or if it is not a directory, exit
if (!dirfile.exists () | |!dirfile.isdirectory ()) {
return false;
}
Boolean flag = true;
Delete all files under a folder (including subdirectories)
file[] files = dirfile.listfiles ();
for (int i = 0; i < files.length; i++) {
Delete a child file
if (Files[i].isfile ()) {
Flag = DeleteFile (Files[i].getabsolutepath ());
if (!flag) break;
}//Delete subdirectories
else {
Flag = DeleteDirectory (Files[i].getabsolutepath ());
if (!flag) break;
}
}
if (!flag) return false;
Delete current directory
if (Dirfile.delete ()) {
return true;
} else {
return false;
}
}
/**
* Deletes the specified directory or file according to the path, whether it exists or not
* @param spath the directory or file to be deleted
* @return Delete succeeds returns True, otherwise returns false.
*/
public static Boolean DeleteFolder (String spath) {
Boolean flag = false;
File File = new file (spath);
To determine whether a directory or file exists
if (!file.exists ()) {//does not exist return false
return flag;
} else {
Decide whether to be a file
The delete file method is called if (File.isfile ()) {//is a file
return DeleteFile (spath);
The Delete directory method is called when the else {//is directory
return DeleteDirectory (spath);

}
}
}
}