What code is connected to this handler? Driver get_related, shipping / master, ShippingController.java. The handler is the root of a branching relationship tree. ITShippingController.java calls this handler: verified relationship. RabbitMqConfiguration.java historically changed together with this handler: candidate relationship. UnitPojo.java historically changed together with this handler: candidate relationship. Tests call this handler. Other files have changed alongside it. Solid connectors indicate verified calls; dashed connectors indicate co-change candidates. Condensed from captured get_related evidence at commit 2f30d15cbb411b31f08f73a0f7780b1f90659fb2. Co-change does not imply a required edit or a verified dependency; runtime and cross-process relationships are not covered.