nl: this method fetches the regular expression value of the key that you are providing . the regular expressions are stored in the regularexp.properties file . concode_field_sep String EMPTY_STRING concode_elem_sep String regularExpPropertyFileLocation concode_elem_sep Properties messagesProperties concode_elem_sep Properties regularExpproperties concode_elem_sep String messagePropertyFileLocation concode_field_sep String getMessageValue
code: String function ( String arg0 ) { if ( arg0 == null || arg0 . isEmpty ( ) ) return EMPTY_STRING ; return regularExpproperties . getProperty ( arg0 ) ; }