[GitHub] tswstarplanet commented on issue #1855: [dubbo-config]parameter is an object of annotation class, it doesn't have actual effect to invoke the key method of parameter object here, so we can delete the line of code!

[GitBox <gi...@apache.org>]

tswstarplanet commented on issue #1855: [dubbo-config]parameter is an object of annotation class, it doesn't have actual effect to invoke the key method of parameter object here, so we can delete the line of code!
URL: https://github.com/apache/incubator-dubbo/pull/1855#issuecomment-392415901
 
 
   It's not required to check parameter.key NULL because it has default value "". Meanwhile, you cannot assign a null to Parameter.key because Java requires that the value of annotation's method must be a constant value, but the null is not a constant value.

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