Could the Autowiring using @Autowired spring annotation happen at class initialization, and not just before constructor call ? thanks for help
Ass described here: https://blog.jdriven.com/2015/03/spicy-spring-different-ways-of-autowiring/ :
Constructor Autowiring
Method Autowiring
with this ways of inject dependencies you have more control over the logic you want to apply during a bean initialization.
To elucidate on what rperes said, the InjectableBean is being injected at construction, but if you have not configured InjectableBean as a component to be injected, then you will have problems.
Check that your configuration for InjectableBean is correct. Have a look at Spring: Properly setup @ComponentScan
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