Modify expirery+arrival times upon restore from DLC

Purpose

Fixes : wso2/product-ei#1914

Goals

This improvement is to modify message expire time when moving message

Back to the original queue Reroute to a different queue This will modify expire time of the original message to 0 to indicate no expiration.

Approach

Calculation is done by

New expire time = Current time + (original expire time - original arrival time)

User stories

If you reroute or restore DLC messages, if expire time was specified in original message, it is ignored and message will never expire when rerouting/restoring.

Release note

Brief description of the new feature or bug fix as it will appear in the release notes

Documentation

Update: https://docs.wso2.com/display/MB320/Using+the+Dead+Letter+Channel (relevant page on next version)

Training

N/A

Certification

N/A - small feature

Marketing

N/A

Automation tests

Will be added when integration framework support JMS Tests

Security checks

Followed secure coding standards in http://wso2.com/technical-reports/wso2-secure-engineering-guidelines? yes
Ran FindSecurityBugs plugin and verified report? yes/no
Confirmed that this PR doesn't commit any keys, passwords, tokens, usernames, or other secrets? yes

Samples

N/A

Related PRs

https://github.com/wso2/andes/pull/965

Migrations (if applicable)

N/A

Test environment

Java 8 (Oracle) , Mac OS X

Learning

N/A

wso2 / andes