Spring Cloud Alibaba基础教程：Sentinel Dashboard同步Apollo存储规则

import com.alibaba.csp.sentinel.dashboard.rule.nacos.NacosConfigUtil;
import com.alibaba.csp.sentinel.datasource.Converter;
import com.alibaba.csp.sentinel.util.AssertUtil;
import com.alibaba.nacos.api.config.ConfigService;
import com.alibaba.nacos.api.exception.NacosException;
import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.TypeReference;
 
import java.util.List;
import java.util.Properties;
 
public class ApolloConverter<T> implements Converter<List<T>> {
 
    private String appName;
    private String nacosServerAddr;
    private String groupId;
    private String dataIdPostfix;
    private Class<T> clazz;
 
    public ApolloConverter(String appName, String nacosServerAddr, String groupId,
                           String dataIdPostfix, Class<T> clazz) {
        this.appName = appName;
        this.nacosServerAddr = nacosServerAddr;
        this.groupId = groupId;
        this.dataIdPostfix = dataIdPostfix;
        this.clazz = clazz;
    }
 
    @Override
    public void configure(String namespace, Properties properties) {
        // 配置中心的配置变更可以通过此方法获取并应用
    }
 
    @Override
    public List<T> convert(String source) {
        return JSON.parseObject(source, new TypeReference<List<T>>(){});
    }
 
    @Override
    public String convert(List<T> target) {
        return JSON.toJSONString(target);
    }
 
    public static void main(String[] args) {
        // 示例：同步规则到Apollo
        Properties properties = new Properties();
        properties.put("appName", "sentinel-dashboard");
        properties.put("nacosServerAddr", "127.0.0.1:8848");
        properties.put("groupId", "DEFAULT_GROUP");
        properties.put("dataIdPostfix", "sentinelRules");
        properties.put("clazz", "com.alibaba.csp.sentinel.dashboard.datasource.entity.rule.FlowRuleEntity");
 
        // 初始化转换器
        ApolloConverter converter = new ApolloConverter(
            properties.getProperty("appName"),
            properties.getProperty("nacosServerAddr"),
            properties.getProperty("groupId"),
            properties.getProperty("dataIdPostfix"),
            (Class<Object>) Class.forName(properties.getProperty("clazz"))
        );
 
        // 获取Nacos配置服务