From cd000b4e418ee55383dfd618aea4218c268d926f Mon Sep 17 00:00:00 2001
From: Mengqi Xu <2663479778@qq.com>
Date: Sat, 2 Aug 2025 23:44:31 +0800
Subject: [PATCH] Polish empty check.

Signed-off-by: Mengqi Xu <2663479778@qq.com>
---
 .../org/springframework/ai/support/UsageCalculator.java   | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/spring-ai-model/src/main/java/org/springframework/ai/support/UsageCalculator.java b/spring-ai-model/src/main/java/org/springframework/ai/support/UsageCalculator.java
index 5914fe1d101..7945b09b399 100644
--- a/spring-ai-model/src/main/java/org/springframework/ai/support/UsageCalculator.java
+++ b/spring-ai-model/src/main/java/org/springframework/ai/support/UsageCalculator.java
@@ -72,13 +72,7 @@ public static Usage getCumulativeUsage(final Usage currentUsage, final ChatRespo
 	 * @return the boolean value to represent if it is empty.
 	 */
 	public static boolean isEmpty(Usage usage) {
-		if (usage == null) {
-			return true;
-		}
-		else if (usage != null && usage.getTotalTokens() == 0L) {
-			return true;
-		}
-		return false;
+		return usage == null || usage.getTotalTokens() == 0L;
 	}
 
 }