Polish "Add a config prop to enable/disable SI's default logging"

See gh-28355

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/integration/IntegrationProperties.java

@@ -395,9 +395,12 @@ public class IntegrationProperties {
 	public static class Management {
 
 		/**
-		 * Logging management in the integration components.
+		 * Whether Spring Integration components should perform logging in the main
+		 * message flow. When disabled, such logging will be skipped without checking the
+		 * logging level. When enabled, such logging is controlled as normal by the
+		 * logging system's log level configuration.
 		 */
-		boolean defaultLoggingEnabled = true;
+		private boolean defaultLoggingEnabled = true;
 
 		public boolean isDefaultLoggingEnabled() {
 			return this.defaultLoggingEnabled;

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/integration/IntegrationAutoConfigurationTests.java

@@ -486,7 +486,13 @@ class IntegrationAutoConfigurationTests {
 	}
 
 	@Test
-	void integrationManagementLoggingDisabled() {
+	void integrationManagementLoggingIsEnabledByDefault() {
+		this.contextRunner.withBean(DirectChannel.class, DirectChannel::new).run((context) -> assertThat(context)
+				.getBean(DirectChannel.class).extracting(DirectChannel::isLoggingEnabled).isEqualTo(true));
+	}
+
+	@Test
+	void integrationManagementLoggingCanBeDisabled() {
 		this.contextRunner.withPropertyValues("spring.integration.management.defaultLoggingEnabled=false")
 				.withBean(DirectChannel.class, DirectChannel::new).run((context) -> assertThat(context)
 						.getBean(DirectChannel.class).extracting(DirectChannel::isLoggingEnabled).isEqualTo(false));