<div id="readability-page-1" class="page"><article id="mainContent">
              <div>
                <p><a href="/m/category/Programming%21"><span>Programming!</span></a></p><h3>Spring Boot 3.2 RestClient</h3>
              </div>
              <p><cite>eclipse4j(Grissom)</cite>
                <span> 2023. 12. 2. 21:46</span>
              </p>
                              <div>
                                <p data-ke-size="size16"><b>1. 일반적인 구현</b></p>

<p data-ke-size="size16">Bean 등록</p>
<pre id="code_1701520839684" data-ke-language="java" data-ke-type="codeblock"><code>    ...
    @Bean
    fun mockiClassRestClient(): RestClient {
        return RestClient.builder().baseUrl("https://mocki.io")
            .defaultHeaders { headers: HttpHeaders -&gt;
                headers.set(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON_VALUE)
                headers.set("header-custom", "9999-9999-1234")
            }
            .build()
    }
    ...</code></pre>

<p data-ke-size="size16">Service</p>
<pre id="code_1701520893959" data-ke-language="java" data-ke-type="codeblock"><code>@Service
class MockiClassRestClientService(
    private val mockiRestClient: RestClient
) {
    fun users(): List&lt;User&gt;{
        return mockiRestClient.get()
            .uri("/v1/d4867d8b-b5d5-4a48-a4ab-79131b5809b8")
            .retrieve()
            .body(object : ParameterizedTypeReference&lt;List&lt;User&gt;&gt;(){})!!
    }
}</code></pre>

<p data-ke-size="size16">Test</p>
<pre id="code_1701520930373" data-ke-language="java" data-ke-type="codeblock"><code>@SpringBootTest(classes = [SpringBootEduApplication::class])
class MockiClassRestClientServiceTest(
    sut: MockiClassRestClientService
) : StringSpec(
    {
        val log = KotlinLogging.logger {}

        "RestClient 목록 조회" {
            val users = sut.users()
            log.info{users}
            users.size shouldBeGreaterThan 0
        }
    }
)</code></pre>


<p data-ke-size="size16"><b>2. 인터페이스 기반</b></p>
<p data-ke-size="size16">설정</p>
<pre id="code_1701520988978" data-ke-language="java" data-ke-type="codeblock"><code>    @Bean
    fun mockiRestClientService(): MockiRestClientService {
        val client = RestClient.builder().baseUrl("https://mocki.io")
            .defaultHeaders { headers: HttpHeaders -&gt;
                headers.set(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON_VALUE)
                headers.set("header-custom", "9999-9999-1234")
            }
            .build()
        val factory = HttpServiceProxyFactory
            .builderFor(RestClientAdapter.create(client))
            .build()
        return factory.createClient(MockiRestClientService::class.java)
    }</code></pre>

<p data-ke-size="size16">인터페이스</p>
<pre id="code_1701521012727" data-ke-language="java" data-ke-type="codeblock"><code>interface MockiRestClientService {
    @GetExchange("/v1/d4867d8b-b5d5-4a48-a4ab-79131b5809b8")
    fun users(): List&lt;User&gt;

    @GetExchange("/v1/d4867d8b-b5d5-4a48-a4ab-79131b5809b8")
    fun user(@RequestParam id: Long): User
}</code></pre>

<p data-ke-size="size16">Test</p>
<pre id="code_1701521053255" data-ke-language="java" data-ke-type="codeblock"><code>@SpringBootTest(classes = [SpringBootEduApplication::class])
class MockiRestClientServiceTest(
    sut: MockiRestClientService
) : StringSpec(
    {
        val log = KotlinLogging.logger {}

        "RestClient 목록 조회" {
            val users = sut.users()
            log.info{users}
            users.size shouldBeGreaterThan 0
        }
    }</code></pre>
<p data-ke-size="size16"><a href="https://github.com/KimHyeongi/spring-boot-edu" target="_blank" rel="noopener&nbsp;noreferrer">https://github.com/KimHyeongi/spring-boot-edu</a></p>

<figure id="og_1701581092930" contenteditable="false" data-ke-type="opengraph" data-ke-align="alignCenter" data-og-type="object" data-og-title="GitHub - KimHyeongi/spring-boot-edu: spring boot 이것저것" data-og-description="spring boot 이것저것 . Contribute to KimHyeongi/spring-boot-edu development by creating an account on GitHub." data-og-host="github.com" data-og-source-url="https://github.com/KimHyeongi/spring-boot-edu" data-og-url="https://github.com/KimHyeongi/spring-boot-edu" data-og-image="https://scrap.kakaocdn.net/dn/DwyPk/hyUFc56YKc/0vdrH2ADWWaAeG73txDgr0/img.png?width=1200&amp;height=600&amp;face=0_0_1200_600"><a href="https://github.com/KimHyeongi/spring-boot-edu" target="_blank" rel="noopener" data-source-url="https://github.com/KimHyeongi/spring-boot-edu">

<div>
<p data-ke-size="size16">GitHub - KimHyeongi/spring-boot-edu: spring boot 이것저것</p>
<p data-ke-size="size16">spring boot 이것저것 . Contribute to KimHyeongi/spring-boot-edu development by creating an account on GitHub.</p>
<p data-ke-size="size16">github.com</p>
</div>
</a><img src="https://scrap.kakaocdn.net/dn/DwyPk/hyUFc56YKc/0vdrH2ADWWaAeG73txDgr0/img.png?width=1200&amp;height=600&amp;face=0_0_1200_600"></figure>

            
            
                </div>
                          
            
            </article></div>

eclipes4j's 개발은 언제나 즐겁다.- KEEP

1. 일반적인 구현
 
Bean 등록
    ...
    @Bean
    fun mockiClassRestClient(): RestClient {
        return RestClient.builder().baseUrl("https://mocki.io")
            .defaultHeaders { headers: HttpHeaders ->
                headers.set(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON_VALUE)
                headers.set("header-custom", "9999-9999-1234")
            }
            .build()
    }
    ...
 
Service
@Service
class MockiClassRestClientService(
    private val mockiRestClient: RestClient
) {
    fun users(): List<User>{
        return mockiRestClient.get()
            .uri("/v1/d4867d8b-b5d5-4a48-a4ab-79131b5809b8")
            .retrieve()
            .body(object : ParameterizedTypeReference<List<User>>(){})!!
    }
}
 
Test
@SpringBootTest(classes = [SpringBootEduApplication::class])
class MockiClassRestClientServiceTest(
    sut: MockiClassRestClientService
) : StringSpec(
    {
        val log = KotlinLogging.logger {}
        "RestClient 목록 조회" {
            val users = sut.users()
            log.info{users}
            users.size shouldBeGreaterThan 0
        }
    }
)
 
 
2. 인터페이스 기반
설정
    @Bean
    fun mockiRestClientService(): MockiRestClientService {
        val client = RestClient.builder().baseUrl("https://mocki.io")
            .defaultHeaders { headers: HttpHeaders ->
                headers.set(HttpHeaders.CONTENT_TYPE, MediaType.APPLICATION_JSON_VALUE)
                headers.set("header-custom", "9999-9999-1234")
            }
            .build()
        val factory = HttpServiceProxyFactory
            .builderFor(RestClientAdapter.create(client))
            .build()
        return factory.createClient(MockiRestClientService::class.java)
    }
 
인터페이스
interface MockiRestClientService {
    @GetExchange("/v1/d4867d8b-b5d5-4a48-a4ab-79131b5809b8")
    fun users(): List<User>
    @GetExchange("/v1/d4867d8b-b5d5-4a48-a4ab-79131b5809b8")
    fun user(@RequestParam id: Long): User
}
 
Test
@SpringBootTest(classes = [SpringBootEduApplication::class])
class MockiRestClientServiceTest(
    sut: MockiRestClientService
) : StringSpec(
    {
        val log = KotlinLogging.logger {}
        "RestClient 목록 조회" {
            val users = sut.users()
            log.info{users}
            users.size shouldBeGreaterThan 0
        }
    }
https://github.com/KimHyeongi/spring-boot-edu

Spring Boot 3.2 RestClient

댓글