private boolean isPropertiesSet ( ) { return ! this . host . isEmpty ( ) && this . port > 0 && ! this . username . isEmpty ( ) && ! this . password . isEmpty ( ) && ! this . toAdd . isEmpty ( ) && ! this . fromAdd . isEmpty ( ) && ! this . subject . isEmpty ( ) && ! this . msg . isEmpty ( ) && this . attachments != null && this . attachments . length > 0 ; }
This will check if the necessary properties are set for sending an email successfully