Merge pull request #171 from team-gogo/feature/match-search-fallback-circuitbreaker

Author: vumrra

build.gradle.kts

@@ -25,6 +25,8 @@ repositories {
 extra["springCloudVersion"] = "2024.0.0-RC1"
 
 dependencies {
+    implementation("org.springframework.boot:spring-boot-starter-aop")
+    implementation("org.springframework.cloud:spring-cloud-starter-circuitbreaker-resilience4j")
     implementation("com.fasterxml.jackson.datatype:jackson-datatype-jsr310")
     implementation("com.fasterxml.jackson.module:jackson-module-kotlin")
     implementation("org.springframework.boot:spring-boot-starter-data-redis")

src/main/kotlin/gogo/gogostage/global/feign/client/BettingClient.kt

@@ -1,12 +1,13 @@
 package gogo.gogostage.global.feign.client
 
+import gogo.gogostage.global.feign.fallback.BettingClientFallbackFactory
 import gogo.gogostage.global.internal.betting.stub.BettingBundleDto
 import gogo.gogostage.global.internal.betting.stub.TotalBettingPointDto
 import org.springframework.cloud.openfeign.FeignClient
 import org.springframework.web.bind.annotation.GetMapping
 import org.springframework.web.bind.annotation.RequestParam
 
-@FeignClient(name = "gogo-betting")
+@FeignClient(name = "gogo-betting", fallbackFactory = BettingClientFallbackFactory::class)
 interface BettingClient {
     @GetMapping("/betting/bundle")
     fun bundle(

src/main/kotlin/gogo/gogostage/global/feign/fallback/BettingClientFallbackFactory.kt

@@ -0,0 +1,32 @@
+package gogo.gogostage.global.feign.fallback
+
+import gogo.gogostage.global.feign.client.BettingClient
+import gogo.gogostage.global.filter.LoggingFilter
+import gogo.gogostage.global.internal.betting.stub.BettingBundleDto
+import gogo.gogostage.global.internal.betting.stub.TotalBettingPointDto
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+import org.springframework.cloud.openfeign.FallbackFactory
+import org.springframework.stereotype.Component
+
+@Component
+class BettingClientFallbackFactory : FallbackFactory<BettingClient> {
+
+    private val log: Logger = LoggerFactory.getLogger(LoggingFilter::class.java)
+
+    override fun create(cause: Throwable): BettingClient {
+        return object : BettingClient {
+            override fun bundle(matchIds: List<Long>, studentId: Long): BettingBundleDto {
+                log.error("BettingClient.bundle FallBack - matchIds: $matchIds, studentId: $studentId")
+                return BettingBundleDto(
+                    bettings = emptyList(),
+                )
+            }
+
+            override fun totalBettingPoint(matchIds: List<Long>, studentId: Long): TotalBettingPointDto {
+                log.error("BettingClient.totalBettingPoint FallBack - matchIds: $matchIds, studentId: $studentId")
+                throw cause
+            }
+        }
+    }
+}