From 335552671e353fff124298a1cf819e9354b1b304 Mon Sep 17 00:00:00 2001
From: rain <1679827795@qq.com>
Date: Thu, 29 Jan 2026 18:23:34 +0800
Subject: [PATCH] 增加部分注释

---
 drone-service/drone-fw/src/main/java/org/sxkj/fw/area/service/impl/FwDefenseSceneServiceImpl.java |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/drone-service/drone-fw/src/main/java/org/sxkj/fw/area/service/impl/FwDefenseSceneServiceImpl.java b/drone-service/drone-fw/src/main/java/org/sxkj/fw/area/service/impl/FwDefenseSceneServiceImpl.java
index f953b88..26c4667 100644
--- a/drone-service/drone-fw/src/main/java/org/sxkj/fw/area/service/impl/FwDefenseSceneServiceImpl.java
+++ b/drone-service/drone-fw/src/main/java/org/sxkj/fw/area/service/impl/FwDefenseSceneServiceImpl.java
@@ -78,6 +78,7 @@
 			areaIdSet.addAll(parseIdList(record.getAreaDivideIds()));
 		}
 
+		// 汇总场景关联的区域与设备,便于统计设备数量
 		Map<Long, BigDecimal> areaSizeMap = new HashMap<>();
 		Map<Long, List<Long>> areaDeviceMap = new HashMap<>();
 		Set<Long> deviceIdSet = new HashSet<>();
@@ -96,6 +97,7 @@
 
 		Map<Long, String> deviceTypeMap = new HashMap<>();
 		if (!deviceIdSet.isEmpty()) {
+			// 批量拉取设备类型,降低循环查询成本
 			List<FwDeviceEntity> deviceList = fwDeviceService.listByIds(deviceIdSet);
 			for (FwDeviceEntity device : deviceList) {
 				if (device == null || device.getId() == null) {
@@ -168,6 +170,7 @@
 		if (areaIds == null || areaIds.isEmpty()) {
 			return 0;
 		}
+		// 面积按平方米整数返回
 		BigDecimal total = BigDecimal.ZERO;
 		for (Long areaId : areaIds) {
 			BigDecimal areaSize = areaSizeMap.get(areaId);

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