fix(#5525): Make StatusInfo payload respect the sorting coming from the health payload for the provided details

Author: Cosimo Damiano Prete

spring-boot-admin-server/src/main/java/de/codecentric/boot/admin/server/domain/values/StatusInfo.java

@@ -19,7 +19,7 @@
 import java.io.Serializable;
 import java.util.Collections;
 import java.util.Comparator;
-import java.util.HashMap;
+import java.util.LinkedHashMap;
 import java.util.List;
 import java.util.Map;
 
@@ -58,7 +58,7 @@ public final class StatusInfo implements Serializable {
 	private StatusInfo(String status, @Nullable Map<String, ?> details) {
 		Assert.hasText(status, "'status' must not be empty.");
 		this.status = status.toUpperCase();
-		this.details = (details != null) ? new HashMap<>(details) : Collections.emptyMap();
+		this.details = (details != null && !details.isEmpty()) ? new LinkedHashMap<>(details) : Collections.emptyMap();
 	}
 
 	public static StatusInfo valueOf(String statusCode, @Nullable Map<String, ?> details) {

spring-boot-admin-server/src/test/java/de/codecentric/boot/admin/server/notify/MailNotifierTest.java

@@ -20,6 +20,7 @@
 import java.io.IOException;
 import java.nio.charset.StandardCharsets;
 import java.util.HashMap;
+import java.util.LinkedHashMap;
 import java.util.Map;
 import java.util.Properties;
 
@@ -93,7 +94,7 @@ void setup() {
 
 	@Test
 	void should_send_mail_using_default_template() throws IOException, MessagingException {
-		Map<String, Object> details = new HashMap<>();
+		Map<String, Object> details = new LinkedHashMap<>();
 		details.put("Simple Value", 1234);
 		details.put("Complex Value", singletonMap("Nested Simple Value", "99!"));