java - file.canWrite(); file.canRead(); file.canExceute(); always return true though my file/directory had no access rights

Question

need to check permission of file/directory i used

 //filePath = path of file/directory access denied by user ( in windows )
 File file = new File(filePath);
 file.canWrite(); 
 file.canRead();
 file.canExecute();

all of three returns true but m not able to delete any file/directory

Answer 1

以下を確認する必要があります。

SecurityManager.checkDelete(filepath);

JavaDocで述べたように

Answer 2

java.nio.file.Files#isWritableメソッドを試してみましたか?