Change method name bodyNotNull to requiredBody

Author: Donghh0221

Diff for: spring-web/src/main/kotlin/org/springframework/web/client/RestClientExtensions.kt

@@ -43,10 +43,10 @@ inline fun <reified T : Any> RestClient.ResponseSpec.body(): T? =
 	body(object : ParameterizedTypeReference<T>() {})
 
 /**
- * Extension for [RestClient.ResponseSpec.body] providing a `bodyNotNull<Foo>()` variant
+ * Extension for [RestClient.ResponseSpec.body] providing a `requiredBody<Foo>()` variant
  * To leverage Kotlin null safety, this extension throws a [NoSuchElementException] if the response body is null.
  */
-inline fun <reified T : Any> RestClient.ResponseSpec.bodyNotNull(): T =
+inline fun <reified T : Any> RestClient.ResponseSpec.requiredBody(): T =
     body(object : ParameterizedTypeReference<T>() {}) ?: throw NoSuchElementException("Response body is null when a non-null type was expected.")
 
 /**

Diff for: spring-web/src/test/kotlin/org/springframework/web/client/RestClientExtensionsTests.kt

@@ -48,15 +48,15 @@ class RestClientExtensionsTests {
 	}
 
 	@Test
-	fun `ResponseSpec#bodyNotNull with reified type parameters`() {
-		responseSpec.bodyNotNull<List<Foo>>()
+	fun `ResponseSpec#requiredBody with reified type parameters`() {
+		responseSpec.requiredBody<List<Foo>>()
 		verify { responseSpec.body(object : ParameterizedTypeReference<List<Foo>>() {}) }
 	}
 
 	@Test
-	fun `ResponseSpec#bodyNotNull with null response throws NoSuchElementException`() {
+	fun `ResponseSpec#requiredBody with null response throws NoSuchElementException`() {
 		every { responseSpec.body(any<ParameterizedTypeReference<Foo>>()) } returns null
-		assertThrows<NoSuchElementException> { responseSpec.bodyNotNull<Foo>() }
+		assertThrows<NoSuchElementException> { responseSpec.requiredBody<Foo>() }
 	}
 
 	@Test