duplicated block id: 1
size: 8 cleaned lines of code
in 3 files:
 - src/main/java/org/apache/commons/net/smtp/AuthenticatingSMTPClient.java (212:221)
 - src/main/java/org/apache/commons/net/pop3/ExtendedPOP3Client.java (124:133)
 - src/main/java/org/apache/commons/net/imap/AuthenticatingIMAPClient.java (235:244)