THENG
/
a-tuoheng-device
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孙小云 2026-01-30 15:44:04 +08:00
parent 6a94e799d6
commit 2b5d02691f
2 changed files with 105 additions and 50 deletions
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6
pom.xml
View File

@ -111,6 +111,12 @@
<scope>provided</scope>
</dependency>
<!-- Caffeine Cache -->
<dependency>
<groupId>com.github.ben-manes.caffeine</groupId>
<artifactId>caffeine</artifactId>
</dependency>
<!-- Spring Integration MQTT -->
<dependency>
<groupId>org.springframework.integration</groupId>

85
src/main/java/com/ruoyi/device/domain/impl/ThingsBoardDomainImpl.java
View File

@ -1,6 +1,9 @@
package com.ruoyi.device.domain.impl;
import com.github.benmanes.caffeine.cache.Cache;
import com.github.benmanes.caffeine.cache.Caffeine;
import com.github.benmanes.caffeine.cache.Expiry;
import com.ruoyi.device.domain.api.IThingsBoardDomain;
import com.ruoyi.device.domain.model.thingsboard.*;
import com.ruoyi.device.domain.model.thingsboard.constants.DeviceAttributes;
@ -27,7 +30,9 @@ import org.thingsboard.server.common.data.relation.RelationTypeGroup;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import java.util.Random;
import java.util.UUID;
import java.util.concurrent.TimeUnit;
/**
* ThingsBoard设备服务实现类
@ -41,6 +46,10 @@ public class ThingsBoardDomainImpl implements IThingsBoardDomain {
private final RestClient client;
private final int pageSize;
private final Random random = new Random();
private final Cache<String, AttributeMap> attributesCache;
private final Cache<String, TelemetryMap> telemetryCache;
/**
* 构造函数 - Spring 会自动装配
@ -51,6 +60,48 @@ public class ThingsBoardDomainImpl implements IThingsBoardDomain {
@Value("${thingsboard.page-size:10}") int pageSize) {
this.client = clientManager.getClient();
this.pageSize = pageSize;
this.attributesCache = Caffeine.newBuilder()
.expireAfter(new Expiry<String, AttributeMap>() {
@Override
public long expireAfterCreate(String key, AttributeMap value, long currentTime) {
long randomSeconds = 60 + random.nextInt(61);
return TimeUnit.SECONDS.toNanos(randomSeconds);
}
@Override
public long expireAfterUpdate(String key, AttributeMap value, long currentTime, long currentDuration) {
long randomSeconds = 60 + random.nextInt(61);
return TimeUnit.SECONDS.toNanos(randomSeconds);
}
@Override
public long expireAfterRead(String key, AttributeMap value, long currentTime, long currentDuration) {
return currentDuration;
}
})
.build();
this.telemetryCache = Caffeine.newBuilder()
.expireAfter(new Expiry<String, TelemetryMap>() {
@Override
public long expireAfterCreate(String key, TelemetryMap value, long currentTime) {
long randomSeconds = 12 + random.nextInt(7);
return TimeUnit.SECONDS.toNanos(randomSeconds);
}
@Override
public long expireAfterUpdate(String key, TelemetryMap value, long currentTime, long currentDuration) {
long randomSeconds = 12 + random.nextInt(7);
return TimeUnit.SECONDS.toNanos(randomSeconds);
}
@Override
public long expireAfterRead(String key, TelemetryMap value, long currentTime, long currentDuration) {
return currentDuration;
}
})
.build();
}
@Override
@ -88,68 +139,66 @@ public class ThingsBoardDomainImpl implements IThingsBoardDomain {
@Override
public AttributeMap getDeviceAttributes(String deviceId) {
return attributesCache.get(deviceId, id -> {
AttributeMap attributeMap = new AttributeMap();
try {
DeviceId id = new DeviceId(UUID.fromString(deviceId));
DeviceId deviceIdObj = new DeviceId(UUID.fromString(id));
// 获取所有属性键
List<String> attributeKeys = client.getAttributeKeys(id);
List<String> attributeKeys = client.getAttributeKeys(deviceIdObj);
if (attributeKeys == null || attributeKeys.isEmpty()) {
log.debug("设备 {} 没有属性", deviceId);
log.debug("设备 {} 没有属性", id);
return attributeMap;
}
// 获取属性值
List<AttributeKvEntry> attributeKvEntries = client.getAttributeKvEntries(id, attributeKeys);
List<AttributeKvEntry> attributeKvEntries = client.getAttributeKvEntries(deviceIdObj, attributeKeys);
if (attributeKvEntries == null || attributeKvEntries.isEmpty()) {
log.debug("设备 {} 的属性值为空", deviceId);
log.debug("设备 {} 的属性值为空", id);
return attributeMap;
}
// 解析并填充到AttributeMap
for (AttributeKvEntry entry : attributeKvEntries) {
parseAndPutAttribute(attributeMap, entry);
}
} catch (Exception e) {
log.error("获取设备属性失败: deviceId={}, error={}", deviceId, e.getMessage(), e);
log.error("获取设备属性失败: deviceId={}, error={}", id, e.getMessage(), e);
}
return attributeMap;
});
}
@Override
public TelemetryMap getDeviceTelemetry(String deviceId) {
return telemetryCache.get(deviceId, id -> {
TelemetryMap telemetryMap = new TelemetryMap();
try {
DeviceId id = new DeviceId(UUID.fromString(deviceId));
DeviceId deviceIdObj = new DeviceId(UUID.fromString(id));
// 获取所有遥测键
List<String> timeseriesKeys = client.getTimeseriesKeys(id);
List<String> timeseriesKeys = client.getTimeseriesKeys(deviceIdObj);
if (timeseriesKeys == null || timeseriesKeys.isEmpty()) {
log.debug("设备 {} 没有遥测数据", deviceId);
log.debug("设备 {} 没有遥测数据", id);
return telemetryMap;
}
// 获取最新的遥测数据
List<TsKvEntry> latestTimeseries = client.getLatestTimeseries(id, timeseriesKeys);
List<TsKvEntry> latestTimeseries = client.getLatestTimeseries(deviceIdObj, timeseriesKeys);
if (latestTimeseries == null || latestTimeseries.isEmpty()) {
log.debug("设备 {} 的遥测数据为空", deviceId);
log.debug("设备 {} 的遥测数据为空", id);
return telemetryMap;
}
// 解析并填充到TelemetryMap
for (TsKvEntry entry : latestTimeseries) {
parseAndPutTelemetry(telemetryMap, entry);
}
} catch (Exception e) {
log.error("获取设备遥测数据失败: deviceId={}, error={}", deviceId, e.getMessage(), e);
log.error("获取设备遥测数据失败: deviceId={}, error={}", id, e.getMessage(), e);
}
return telemetryMap;
});
}