image - Select a particular type of file in java -

i selecting files in java using following code:

  file folder = new file("path folder");   file[] listoffiles = folder.listfiles(); 

now if want select image files?

use 1 of versions of file.listfiles() accepts filefilter or filenamefilter define matching criteria.

for example:

file[] files = folder.listfiles(     new filenamefilter()     {         public boolean accept(final file a_directory,                               final string a_name)         {             return a_name.endswith(".jpg");             // or use regular expression:             //             //     return a_name.tolowercase().matches(".*\\.(gif|jpg|png)$");             //         };     });