package com.ruoyi.common.oss.factory;
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import com.ruoyi.common.core.constant.CacheNames;
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import com.ruoyi.common.core.utils.JsonUtils;
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import com.ruoyi.common.core.utils.StringUtils;
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import com.ruoyi.common.oss.constant.OssConstant;
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import com.ruoyi.common.oss.core.OssClient;
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import com.ruoyi.common.oss.exception.OssException;
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import com.ruoyi.common.oss.properties.OssProperties;
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import com.ruoyi.common.redis.utils.CacheUtils;
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import com.ruoyi.common.redis.utils.RedisUtils;
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import lombok.extern.slf4j.Slf4j;
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import java.util.Map;
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import java.util.concurrent.ConcurrentHashMap;
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/**
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* 文件上传Factory
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*
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* @author Lion Li
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*/
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@Slf4j
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public class OssFactory {
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private static final Map<String, OssClient> CLIENT_CACHE = new ConcurrentHashMap<>();
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/**
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* 初始化工厂
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*/
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public static void init() {
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log.info("初始化OSS工厂");
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RedisUtils.subscribe(OssConstant.DEFAULT_CONFIG_KEY, String.class, configKey -> {
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OssClient client = getClient(configKey);
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// 未初始化不处理
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if (client != null) {
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refresh(configKey);
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log.info("订阅刷新OSS配置 => " + configKey);
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}
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});
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}
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/**
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* 获取默认实例
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*/
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public static OssClient instance() {
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// 获取redis 默认类型
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String configKey = RedisUtils.getCacheObject(OssConstant.DEFAULT_CONFIG_KEY);
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if (StringUtils.isEmpty(configKey)) {
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throw new OssException("文件存储服务类型无法找到!");
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}
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return instance(configKey);
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}
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/**
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* 根据类型获取实例
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*/
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public static OssClient instance(String configKey) {
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OssClient client = getClient(configKey);
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if (client == null) {
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refresh(configKey);
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return getClient(configKey);
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}
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return client;
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}
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private static void refresh(String configKey) {
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String json = CacheUtils.get(CacheNames.SYS_OSS_CONFIG, configKey);
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if (json == null) {
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throw new OssException("系统异常, '" + configKey + "'配置信息不存在!");
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}
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OssProperties properties = JsonUtils.parseObject(json, OssProperties.class);
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CLIENT_CACHE.put(configKey, new OssClient(configKey, properties));
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}
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private static OssClient getClient(String configKey) {
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return CLIENT_CACHE.get(configKey);
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}
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}
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