From bd50f1b756c1da2dbf92f6541407ad40f455e24a Mon Sep 17 00:00:00 2001
From: yeg <1347747024@qq.com>
Date: 星期六, 05 九月 2026 00:17:52 +0800
Subject: [PATCH] 建立厂商无关设备观测接缝

---
 battery-device-api/src/main/java/com/battery/device/api/DeviceAdapter.java |   44 +++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 43 insertions(+), 1 deletions(-)

diff --git a/battery-device-api/src/main/java/com/battery/device/api/DeviceAdapter.java b/battery-device-api/src/main/java/com/battery/device/api/DeviceAdapter.java
index 3330443..2afca49 100644
--- a/battery-device-api/src/main/java/com/battery/device/api/DeviceAdapter.java
+++ b/battery-device-api/src/main/java/com/battery/device/api/DeviceAdapter.java
@@ -10,8 +10,10 @@
 import com.battery.device.model.HistoryAvailability;
 import com.battery.device.model.HistoryPage;
 import com.battery.device.model.RealtimeSnapshot;
+import com.battery.device.model.DeviceObservation;
+import com.battery.device.model.ObservationFailureReason;
 
-public interface DeviceAdapter extends AutoCloseable
+public interface DeviceAdapter extends DeviceObservationAdapter
 {
     /** 返回适配器实例的稳定代码。 */
     String adapterCode();
@@ -25,6 +27,46 @@
     /** 批量查询通道实时快照,不形成最终原始采集数据。 */
     Map<ChannelIdentity, RealtimeSnapshot> inquire(Set<ChannelIdentity> channels);
 
+    /** 返回厂商无关的观测结果;失败也以离线事实返回,不把协议异常泄漏给业务。 */
+    default Map<ChannelIdentity, DeviceObservation> observe(Set<ChannelIdentity> channels)
+    {
+        if (channels == null || channels.isEmpty()) return Map.of();
+        try
+        {
+            Map<ChannelIdentity, RealtimeSnapshot> snapshots = inquire(channels);
+            Map<ChannelIdentity, DeviceObservation> observations = new java.util.LinkedHashMap<>();
+            channels.forEach(channel -> {
+                RealtimeSnapshot snapshot = snapshots.get(channel);
+                observations.put(channel, snapshot == null
+                        ? DeviceObservation.offline(channel, "OFFLINE") : DeviceObservation.from(snapshot));
+            });
+            return Map.copyOf(observations);
+        }
+        catch (DeviceAdapterException exception)
+        {
+            ObservationFailureReason reason = normalizeFailureReason(exception.failureCode());
+            Map<ChannelIdentity, DeviceObservation> offline = new java.util.LinkedHashMap<>();
+            channels.forEach(channel -> offline.put(channel, DeviceObservation.offline(channel, reason)));
+            return Map.copyOf(offline);
+        }
+    }
+
+    /** 将适配器实现细节收敛为业务可识别的失败分类。 */
+    private static ObservationFailureReason normalizeFailureReason(String failureCode)
+    {
+        if (failureCode == null || failureCode.isBlank()) return ObservationFailureReason.INVALID_RESPONSE;
+        return switch (failureCode.trim().toUpperCase(java.util.Locale.ROOT))
+        {
+            case "CONNECTION_FAILED" -> ObservationFailureReason.CONNECTION_FAILED;
+            case "TIMEOUT" -> ObservationFailureReason.TIMEOUT;
+            case "DISCONNECTED" -> ObservationFailureReason.DISCONNECTED;
+            case "UNSUPPORTED" -> ObservationFailureReason.UNSUPPORTED;
+            case "MALFORMED_XML", "MISSING_FIELD", "INVALID_VALUE", "IDENTITY_MISMATCH",
+                    "UNEXPECTED_COMMAND" -> ObservationFailureReason.PARSE_FAILED;
+            default -> ObservationFailureReason.TRANSPORT_FAILED;
+        };
+    }
+
     /** 查询通道当前 BTS 测试的历史数据上传进度。 */
     List<HistoryAvailability> inquireHistory(Set<ChannelIdentity> channels);
 

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