Make spring beans conditional (#418)

* Make spring beans conditional

Allows overriding the registration of beans, for customization

* apply spotless

* missing imports

---------

Co-authored-by: Oguzhan Soykan <[email protected]>

Author: geirsagberg

projects/kediatr-spring-boot-2x-starter/src/main/kotlin/com/trendyol/kediatr/spring/KediatRAutoConfiguration.kt

@@ -2,17 +2,20 @@ package com.trendyol.kediatr.spring
 
 import com.trendyol.kediatr.*
 import org.springframework.boot.autoconfigure.AutoConfiguration
+import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean
 import org.springframework.context.ApplicationContext
 import org.springframework.context.annotation.Bean
 
 @AutoConfiguration
 open class KediatRAutoConfiguration {
   @Bean
+  @ConditionalOnMissingBean
   open fun kediatRSpringBeanProvider(
     applicationContext: ApplicationContext
   ): KediatRSpringBeanProvider = KediatRSpringBeanProvider(applicationContext)
 
   @Bean
+  @ConditionalOnMissingBean
   open fun mediator(
     kediatRSpringBeanProvider: KediatRSpringBeanProvider
   ): Mediator = MediatorBuilder(kediatRSpringBeanProvider).build()

projects/kediatr-spring-boot-3x-starter/src/main/kotlin/com/trendyol/kediatr/spring/KediatRAutoConfiguration.kt

@@ -2,17 +2,20 @@ package com.trendyol.kediatr.spring
 
 import com.trendyol.kediatr.*
 import org.springframework.boot.autoconfigure.AutoConfiguration
+import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean
 import org.springframework.context.ApplicationContext
 import org.springframework.context.annotation.Bean
 
 @AutoConfiguration
 open class KediatRAutoConfiguration {
   @Bean
+  @ConditionalOnMissingBean
   open fun kediatRSpringBeanProvider(
     applicationContext: ApplicationContext
   ): KediatRSpringBeanProvider = KediatRSpringBeanProvider(applicationContext)
 
   @Bean
+  @ConditionalOnMissingBean
   open fun mediator(
     kediatRSpringBeanProvider: KediatRSpringBeanProvider
   ): Mediator = MediatorBuilder(kediatRSpringBeanProvider).build()