aws伸缩组获取：刚自动伸缩之后，伸缩组没有name信息

@@ -3,6 +3,7 @@ package com.yoho.ops.cmdb.aws.ec2;
 import com.amazonaws.services.ec2.model.DescribeInstancesRequest;
 import com.amazonaws.services.ec2.model.DescribeInstancesResult;
 import com.amazonaws.services.ec2.model.Instance;
+import com.amazonaws.services.ec2.model.Tag;
 import com.yoho.ops.cmdb.aws.AwsClientFactory;
 import com.yoho.ops.cmdb.models.DataCenter;
 import com.yoho.ops.cmdb.models.Host;
@@ -13,6 +14,7 @@ import java.util.LinkedList;
 import java.util.List;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ConcurrentMap;
+import java.util.stream.Stream;
 
 /**
  *  Aws EC2 信息查询
@@ -47,7 +49,15 @@ public class AwsEc2Fetcher {
     }
 
     private String getName(Instance instance){
-        return instance.getTags().stream().filter(tag ->tag.getKey().equals("Name")).findFirst().get().getValue();
+        String name="";
+        List<Tag> tags=instance.getTags();
+        if(tags!=null&&tags.size()>0){
+            Stream<Tag> streams= tags.stream().filter(tag -> tag.getKey().equals("Name"));
+            if(streams!=null){
+                name=  streams.findFirst().get().getValue();
+            }
+        }
+        return name;
     }
 
 }