Rename a photo Based on the EXIF time

1   Import  Java. Io. file;  2    Import  Java. util. iterator;  3    4    Import  Com.drew.imaging.jpeg. jpegmetadatareader;  5    Import  Com. Drew. Metadata. Directory;  6    Import  Com. Drew. Metadata. metadata; 7    Import  Com. Drew. Metadata. Tag;  8    Import  Com. Drew. Metadata. EXIF. exifdirectory;  9    10    Public   Class  Renamepic {  11        Public   Static   Void  Main (string [] ARGs ){ 12            Try  {  13 String dir = "D:/uri /" ;  14 File directory = New  File (DIR );  15 File [] files = Directory. listfiles ();  16                For ( Int I = 0; I <files. length; I ++ ){ 17 File Extension file = New File (DIR + Files [I]. getname ());  18 Metadata metadata = Using metadatareader. readmetadata (using file );  19 Directory EXIF = metadata. getdirectory (exifdirectory. Class  );  20 Iterator tags = EXIF. gettagiterator ();  21                    While (Tags. hasnext ()){  22 Tag tag = (TAG) tags. Next ();  23                        If (Tag. gettagname (). Equals ("date/time original" )){  24 String time = tag. getdescription (). replaceall (":","" )  25 . Replaceall ("","_" );  26 File refile = New File (DIR + "IMG _" + time + ". jpg" );  27   Using file. renameto (refile );  28   }  29   }  30   }  31 } Catch  (Exception e ){  32   E. printstacktrace (); 33   }  34   }  35   }  36   

JAR file: metadata-extractor-2.3.1.jar