Change-Id: I3581f5e3055c425367d265a5c57831bb34dd5a2f
/**
* Indicates whether this module requires write mode
+ *
+ * This should return true for modules that may require synchronous database writes.
+ * Modules that do not need such writes should also not rely on master database access,
+ * since only read queries are needed and each master DB is a single point of failure.
+ * Additionally, requests that only need replica DBs can be efficiently routed to any
+ * datacenter via the Promise-Non-Write-API-Action header.
+ *
* @return bool
*/
public function isWriteMode() {