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Petrutiu Mihai
2016-07-12 12:53:23 +03:00
parent f0f5177e6d
commit ca20391c15
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@@ -23,10 +23,10 @@ Handling/Handler guarantee - you won't be sure that someone can process the requ
Runtime configuration risk - the order matters/and it might be that the chain is not configured correctly Runtime configuration risk - the order matters/and it might be that the chain is not configured correctly
Chain length/performance issues - in theory you could see a chain that is too big, and it would be a bottleneck in performance Chain length/performance issues - in theory you could see a chain that is too big, and it would be a bottleneck in performance
### d. Flavors: ### d. Flavors:
Flavor 1: Execute first that matches the condition and exit -> Get one to process the request, or get the type of object * Flavor 1: Execute first that matches the condition and exit -> Get one to process the request, or get the type of object
Flavor 2: Execute all elements of chain until the condition does not match -> Execute all validators until one invalidates the request * Flavor 2: Execute all elements of chain until the condition does not match -> Execute all validators until one invalidates the request
Flavor 3: Always execute all handlers * Flavor 3: Always execute all handlers
Flavor 4: Instead of each handler, having a successor, you could have each handler have a list of successors, and have it's policy what handlers to execute * Flavor 4: Instead of each handler, having a successor, you could have each handler have a list of successors, and have it's policy what handlers to execute
### e. Examples described: ### e. Examples described:
* Purchase example: * Purchase example:
Starting class: PurchaseExample.CheckAuthority Starting class: PurchaseExample.CheckAuthority