question: @ Override public boolean uploadFile ( String source , String dest ) { FileInputStream fis ; try { File file = new File ( source ) ; fis = new FileInputStream ( file ) ; mDBApi . putFileOverwrite ( dest , fis , file . length ( ) , null ) ; fis . close ( ) ; return true ; } catch ( DropboxUnlinkedException e ) { Log . d ( String . valueOf ( R . string . app_name ) , "User has unlinked." , e ) ; return false ; } catch ( DropboxException e ) { Log . d ( String . valueOf ( R . string . app_name ) , "Something went wrong while uploading." , e ) ; return false ; } catch ( FileNotFoundException e ) { Log . d ( String . valueOf ( R . string . app_name ) , "File not found." , e ) ; return false ; } catch ( IOException e ) { e . printStackTrace ( ) ; return false ; } }
target:  Uploads a file from source to the dropbox