交换机采集数据优化

src/main/java/com/tongran/agent/client/utils/AgentUtil.java

@@ -13,10 +13,7 @@ import java.net.UnknownHostException;
 import java.time.LocalDateTime;
 import java.time.ZoneId;
 import java.time.temporal.ChronoUnit;
-import java.util.Base64;
-import java.util.Enumeration;
-import java.util.List;
-import java.util.Map;
+import java.util.*;
 
 public class AgentUtil {
 
@@ -234,4 +231,14 @@ public class AgentUtil {
         return null;
     }
 
+    public static LinkedHashMap<String, String> swapMap(LinkedHashMap<String, String> original) {
+        LinkedHashMap<String, String> swapped = new LinkedHashMap<>();
+        for (Map.Entry<String, String> entry : original.entrySet()) {
+            if (entry.getValue() != null) { // 避免 null key
+                swapped.put(entry.getValue(), entry.getKey());
+            }
+        }
+        return swapped;
+    }
+
 }