Polish "Support JDK HttpClient in ClientHttpRequestFactories"

See gh-36118

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/client/ClientHttpRequestFactories.java

@@ -80,10 +80,6 @@ public final class ClientHttpRequestFactories {
 
 	private static final boolean JETTY_CLIENT_PRESENT = ClassUtils.isPresent(JETTY_CLIENT_CLASS, null);
 
-	static final String JDK_CLIENT_CLASS = "java.net.http.HttpClient";
-
-	private static final boolean JDK_CLIENT_PRESENT = ClassUtils.isPresent(JDK_CLIENT_CLASS, null);
-
 	private ClientHttpRequestFactories() {
 	}
 
@@ -104,9 +100,6 @@ public static ClientHttpRequestFactory get(ClientHttpRequestFactorySettings sett
 		if (JETTY_CLIENT_PRESENT) {
 			return Jetty.get(settings);
 		}
-		if (JDK_CLIENT_PRESENT) {
-			return Jdk.get(settings);
-		}
 		return Simple.get(settings);
 	}
 

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/web/client/ClientHttpRequestFactoriesSimpleTests.java

@@ -26,7 +26,7 @@
  *
  * @author Andy Wilkinson
  */
-@ClassPathExclusions(files = {"httpclient5-*.jar", "jetty-client-*.jar", "okhttp-*.jar"}, packages = "java.net.http")
+@ClassPathExclusions({ "httpclient5-*.jar", "jetty-client-*.jar", "okhttp-*.jar" })
 class ClientHttpRequestFactoriesSimpleTests
 		extends AbstractClientHttpRequestFactoriesTests<SimpleClientHttpRequestFactory> {
 

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/web/client/ClientHttpRequestFactoriesTests.java

@@ -27,6 +27,7 @@
 import org.springframework.http.client.ClientHttpRequest;
 import org.springframework.http.client.ClientHttpRequestFactory;
 import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
+import org.springframework.http.client.JdkClientHttpRequestFactory;
 import org.springframework.http.client.OkHttp3ClientHttpRequestFactory;
 import org.springframework.http.client.SimpleClientHttpRequestFactory;
 
@@ -75,6 +76,13 @@ void getOfOkHttpFactoryReturnsOkHttpFactory() {
 		assertThat(requestFactory).isInstanceOf(OkHttp3ClientHttpRequestFactory.class);
 	}
 
+	@Test
+	void getOfJdkFactoryReturnsJdkFactory() {
+		ClientHttpRequestFactory requestFactory = ClientHttpRequestFactories.get(JdkClientHttpRequestFactory.class,
+				ClientHttpRequestFactorySettings.DEFAULTS);
+		assertThat(requestFactory).isInstanceOf(JdkClientHttpRequestFactory.class);
+	}
+
 	@Test
 	void getOfUnknownTypeCreatesFactory() {
 		ClientHttpRequestFactory requestFactory = ClientHttpRequestFactories.get(TestClientHttpRequestFactory.class,

spring-boot-project/spring-boot/src/test/java/org/springframework/boot/webservices/client/HttpWebServiceMessageSenderBuilderSimpleIntegrationTests.java

@@ -34,7 +34,7 @@
  *
  * @author Stephane Nicoll
  */
-@ClassPathExclusions(files = { "httpclient5-*.jar", "jetty-client-*.jar", "okhttp*.jar" }, packages = "java.net.http")
+@ClassPathExclusions({ "httpclient5-*.jar", "jetty-client-*.jar", "okhttp*.jar" })
 class HttpWebServiceMessageSenderBuilderSimpleIntegrationTests {
 
 	private final HttpWebServiceMessageSenderBuilder builder = new HttpWebServiceMessageSenderBuilder();