File file = new File of BUG

 
String str = "mnt/sd/mkl/pic2"; 
str = new String (str.getBytes ("8859_1"), "GB2312") ;/ / 8859_1 
File desFile = new File (str); 
if (desFile.isDirectory ()) 
{
/ / This is not executed 
if (! desFile.exists ()) 
{DesFile.mkdir ();} 
continue; 
} 
if (desFile.isFile ()) 
{
/ / Actually perform here 
} 

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Reply:
mnt/sd/mkl/pic2 This may not be the directory, so I can not perform.

Reply:
desFile.mkdir (); This sentence execution yet
Reply:

cited a floor birdsaction reply:

mnt/sd/mkl/pic2 this probably is not a directory, so I can not perform.

There may be, there is a continue below
Reply:
str = new String (str.getBytes ("8859_1"), "GB2312") ;/ / 8859_1
This code system seems to mystify
Does the file name have to GBK code system?
Reply:
str = new String (str.getBytes ("8859_1"), "GB2312") ;/ / 8859_1
This code system may be a problem,
There are "GB2312" said the meaning of the original bytecode is GB2312 (right), converted to 8859_1;
Reply:
String str = "mnt/sd/mkl/pic2";
File desFile = new File (str);
if (desFile.isDirectory ())
{
if (! desFile.exists ())
{DesFile.mkdir ();
}
/ / Continue;
}
if (desFile.isFile ())
{
/ / Actually perform here
}