{"id":10006219,"date":"2022-08-16T20:57:56","date_gmt":"2022-08-16T12:57:56","guid":{"rendered":"https:\/\/ityet.com\/?p=10006219"},"modified":"2022-08-16T20:57:56","modified_gmt":"2022-08-16T12:57:56","slug":"%e8%b0%88%e4%b8%80%e8%b0%88%e5%87%91%e5%8d%95%e9%a1%b5%e7%9a%84%e9%82%a3%e4%ba%9b%e4%bc%98%e9%9b%85%e8%ae%be%e8%ae%a1","status":"publish","type":"post","link":"https:\/\/itmax.cn\/?p=10006219","title":{"rendered":"\u8c08\u4e00\u8c08\u51d1\u5355\u9875\u7684\u90a3\u4e9b\u4f18\u96c5\u8bbe\u8ba1"},"content":{"rendered":"

\u672c\u6587\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u4f5c\u8005\u5982\u4f55\u5728\u4e1a\u52a1\u589e\u957f\u7684\u60c5\u51b5\u4e0b\u91cd\u6784\u4e0e\u4f18\u5316\u7cfb\u7edf\u8bbe\u8ba1\u3002<\/p><\/blockquote>\n

\u5199\u5728\u524d\u9762<\/h2>\n

\u51d1\u5355\u9875\u5b58\u5728\u7684\u5386\u53f2\u4e5f\u7b97\u662f\u6bd4\u8f83\u60a0\u4e45\u4e86\uff0c\u6211\u4ece\u53bb\u5e74\u63a5\u624b\u5230\u73b0\u5728\u4e5f\u7ecf\u5386\u4e0d\u5c11\u7684\u7248\u672c\u53d8\u66f4\uff0c\u6700\u5f00\u59cb\u53ea\u662f\u7b80\u5355feeds\u6d41\uff0c\u4e3a\u63d0\u5347\u7528\u6237\u4f53\u9a8c\uff0c\u66f4\u597d\u7684\u5e2e\u52a9\u7528\u6237\u53bb\u51d1\u5230\u6ee1\u610f\u7684\u5546\u54c1\uff0c\u6211\u4eec\u5728\u91cd\u6784\u6574\u4e2a\u51d1\u5355\u9875\u7684\u540c\u65f6\uff0c\u8fd8\u65b0\u589e\u4e86\u699c\u5355\u3001\u9650\u65f6\u79d2\u6740\u6a21\u5757\uff0c\u5728\u53cc\u5341\u4e00\u671f\u95f4\uff0c\u52a0\u8d2d\u7387\u548c\u8f6c\u5316\u7387\u5f97\u5230\u660e\u663e\u63d0\u5347\u3002\u4eca\u5e74618\u8fd8\u65b0\u589e\u4e86\u51d1\u5355\u8fdb\u5ea6\u8d2d\u7269\u680f\u6a21\u5757\uff0c\u652f\u6301\u4e86\u5b9e\u65f6\u51d1\u5355\u8fdb\u5ea6\u5c55\u793a\u4ee5\u53ca\u7ed3\u7b97\u4e0b\u5355\u7684\u80fd\u529b\uff0c\u63d0\u5347\u7528\u6237\u51d1\u5355\u4f53\u9a8c\u3002\u5e76\u4e14\u5728\u51d1\u5355\u9875\u5b8c\u6210\u4e1a\u52a1\u8fed\u4ee3\u7684\u540c\u65f6\uff0c\u4e5f\u4e00\u8def\u6c89\u6dc0\u4e86\u4e9b\u901a\u7528\u7684\u80fd\u529b\u652f\u6491\u5176\u4ed6\u4e1a\u52a1\u5feb\u901f\u8fed\u4ee3\uff0c\u672c\u6587\u6211\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u6211\u662f\u5982\u4f55\u5728\u4e1a\u52a1\u589e\u957f\u7684\u60c5\u51b5\u4e0b\u91cd\u6784\u4e0e\u4f18\u5316\u7cfb\u7edf\u8bbe\u8ba1\u7684\u3002
\"\u56fe\u7247\"
\u9488\u5bf9\u4e00\u4e9b\u6bb5\u65f6\u95f4\u5185\u4e0d\u4f1a\u53d8\u5316\u7684\uff0c\u6570\u91cf\u6bd4\u8f83\u6709\u9650\u7684\u6570\u636e\uff0c\u4e3a\u4e86\u51cf\u5c11\u4e0b\u6e38\u7684\u538b\u529b\uff0c\u5e76\u63d0\u9ad8\u81ea\u8eab\u7cfb\u7edf\u7684\u6027\u80fd\uff0c\u6211\u4eec\u5e38\u5e38\u4f1a\u4f7f\u7528\u591a\u7ea7\u7f13\u5b58\u6765\u8fbe\u5230\u8be5\u76ee\u7684\u3002\u6700\u5e38\u89c1\u7684\u5c31\u662f\u672c\u5730\u7f13\u5b58 + redis\u7f13\u5b58\u6765\u627f\u63a5\uff0c\u5982\u679c\u672c\u5730\u7f13\u5b58\u4e0d\u5b58\u5728\uff0c\u5219\u53d6redis\u7f13\u5b58\u7684\u6570\u636e\uff0c\u5e76\u672c\u5730\u7f13\u5b58\u8d77\u6765\uff0c\u5982\u679credis\u4e5f\u4e0d\u5b58\u5728\uff0c\u5219\u518d\u4ece\u6570\u636e\u6e90\u83b7\u53d6\uff0c\u57fa\u672c\u4ee3\u7801\uff08\u83b7\u53d6\u699c\u5355\u6570\u636e\uff09\u5982\u4e0b\uff1a<\/p>\n

return LOCAL_CACHE.get(key, () -> {\n    String cache = rdbCommonTairCluster.get(key);\n    if (StringUtils.isNotBlank(cache)) {\n        return JSON.parseObject(cache, new TypeReference<List<ItemShow>>(){});\n    }\n    List<ItemShow> itemShows = getRankingItemOriginal(context, rankingRequest);\n    rdbCommonTairCluster.set(key, JSON.toJSONString(itemShows), new SetParams().ex(CommonSwitch.rankingExpireSecond));\n    return itemShows;\n});<\/code><\/pre>\n
\u9010\u6e10\u7684\u5c31\u51fa\u73b0\u4e86\u95ee\u9898\uff0c\u7ebf\u4e0a\u5076\u73b0\u67d0\u4e9b\u7528\u6237\u4e00\u6bb5\u65f6\u95f4\u770b\u4e0d\u5230\u699c\u5355\u6a21\u5757\u3002\u699c\u5355\u6a21\u5757\u793a\u610f\u56fe\u5982\u4e0b\uff1a
\"\u56fe\u7247\"
\u8fd9\u79cd\u95ee\u9898\u6392\u67e5\u8d77\u6765\u6700\u662f\u68d8\u624b\uff0c\u9700\u8981\u4e00\u5b9a\u7684\u9879\u76ee\u7ecf\u9a8c\uff0c\u6211\u7b2c\u4e00\u6b21\u9047\u5230\u8fd9\u7c7b\u95ee\u9898\u4e5f\u662f\u8d39\u4e86\u8001\u5927\u52b2\u3002\u603b\u7ed3\u4e00\u4e0b\uff0c\u5982\u679c\u67d0\u6b21\u7f13\u5b58\u8fc7\u671f\uff0c\u4e0b\u6e38\u670d\u52a1\u521a\u597d\u8fd4\u56de\u4e86\u7a7a\u7ed3\u679c\uff0c\u5c31\u4f1a\u5bfc\u81f4\u672c\u6b21\u8bf7\u6c42\u88ab\u7f13\u5b58\u4e86\u7a7a\u7ed3\u679c\u3002\u90a3\u8be5\u7f13\u5b58\u7684\u751f\u547d\u5468\u671f\u5185\uff0c\u699c\u5355\u6a21\u5757\u90fd\u4f1a\u6d88\u5931\uff0c\u4f46\u7531\u4e8e\u67d0\u4e9b\u673a\u5668\u672c\u5730\u7f13\u5b58\u8fd8\u6709\u65e7\u6570\u636e\uff0c\u5c31\u4f1a\u5bfc\u81f4\u90e8\u5206\u7528\u6237\u80fd\u770b\u5230\uff0c\u90e8\u5206\u7528\u6237\u770b\u4e0d\u5230\u7684\u573a\u666f\u3002
\u4e0b\u9762\u6765\u770b\u770b\u6211\u662f\u5982\u4f55\u4f18\u5316\u7684\u3002\u6838\u5fc3\u4e3b\u8981\u5173\u6ce8\uff1a\u533a\u5206\u4e0b\u6e38\u8fd4\u56de\u7684\u7ed3\u679c\u662f\u771f\u7684\u7a7a\u8fd8\u662f\u5047\u7684\u7a7a\uff0c\u672c\u8eab\u5c31\u4e3a\u7a7a\u7684\u60c5\u51b5\u4e0b\uff0c\u5c31\u8be5\u7f13\u5b58\u7a7a\u96c6\u5408\uff08\u975e\u5927\u4fc3\u671f\u95f4\u6216\u8005\u67d0\u4e9b\u699c\u6ca1\u6709\u6570\u636e\uff0c\u6570\u636e\u672c\u8eab\u5c31\u4e3a\u7a7a\uff09
\"\u56fe\u7247\"
\u5728redis\u4e2d\u62c9\u957fvalue\u7f13\u5b58\u7684\u65f6\u95f4\uff0c\u540c\u65f6\u65b0\u589e\u4e00\u4e2a\u53ef\u66f4\u65b0\u65f6\u95f4\u7684\u7f13\u5b58\uff08\u6bd4\u598260s\u8fc7\u671f\uff09\uff0c\u5f53\u5224\u65ad\u66f4\u65b0\u65f6\u95f4\u7f13\u5b58\u8fc7\u671f\u4e86\uff0c\u5c31\u91cd\u65b0\u8bfb\u53d6\u6570\u636e\u6e90\uff0c\u5c06value\u503c\u91cd\u65b0\u8d4b\u503c\uff0c\u8fd9\u91cc\u9700\u8981\u6ce8\u610f\uff0c\u6211\u4f1a\u5bf9\u6bd4\u65b0\u8001\u6570\u636e\uff0c\u5982\u679c\u65b0\u6570\u636e\u4e3a\u7a7a\uff0c\u8001\u6570\u636e\u4e0d\u4e3a\u7a7a\uff0c\u5219\u53ea\u662f\u66f4\u65b0\u65f6\u95f4\uff0c\u4e0d\u7f6e\u6362value\u3002value\u968f\u7740\u81ea\u5df1\u7684\u8fc7\u671f\u65f6\u95f4\u7ed3\u675f\uff0c\u6539\u9020\u540e\u7684\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
return LOCAL_CACHE.get(key, () -> {\n    String updateKey = getUpdateKey(key);\n    String value = rdbCommonTairCluster.get(key);\n    List<ItemShow> cache = StringUtils.isBlank(cache) ? Collections.emptyList()\n        : JSON.parseObject(value, new TypeReference<List<ItemShow>>(){});\n    if (rdbCommonTairCluster.exists(updateKey)) {\n        return cache;\n    }\n    rdbCommonTairCluster.set(updateKey, currentTime, cacheUpdateSecond);\n    List<ItemShow> itemShows = getRankingItemOriginal(context, rankingRequest);\n    if (CollectionUtils.isNotEmpty(itemShows)) {\n        rdbCommonTairCluster.set(key, JSON.toJSONString(itemShows), new SetParams().ex(CommonSwitch.rankingExpireSecond));\n    }\n    return itemShows;\n});<\/code><\/pre>\n
\u4e3a\u4e86\u4f7f\u8fd9\u6bb5\u4ee3\u7801\u80fd\u591f\u590d\u7528\uff0c\u6211\u5c06\u8be5\u591a\u7ea7\u7f13\u5b58\u62bd\u8c61\u51fa\u6765\u4e00\u4e2a\u72ec\u7acb\u5bf9\u8c61\uff0c\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
public class GatherCache<V> {\n    @Setter\n    private Cache<String, List<V>> localCache;\n    @Setter\n    private CenterCache centerCache;\n\n    public List<V> get(boolean needCache, String key, @NonNull Callable<List<V>> loader, Function<String, List<V>> parse) {\n        try {\n            \/\/ \u662f\u5426\u9700\u8981\u662f\u5426\u7f13\u5b58\n            return needCache ? localCache.get(key, () -> getCenter(key, loader, parse)) : loader.call();\n        } catch (Throwable e) {\n            GatherContext.error(this.getClass().getSimpleName() + " get catch exception", e);\n        }\n        return Collections.emptyList();\n    }\n\n    private List<V> getCenter(String key, Callable<List<V>> loader, Function<String, List<V>> parse) throws Exception {\n        String updateKey = getUpdateKey(key);\n        String value = centerCache.get(key);\n        boolean blankValue = StringUtils.isBlank(value);\n        List<V> cache = blankValue ? Collections.emptyList() : parse.apply(value);\n        if (centerCache.exists(updateKey)) {\n            return cache;\n        }\n        centerCache.set(updateKey, currentTime, cacheUpdateSecond);\n        List<V> newCache = loader.call();\n        if (CollectionUtils.isNotEmpty(newCache)) {\n            centerCache.set(key, JSON.toJSONString(newCache), cacheExpireSecond);\n        }\n        return newCache;\n    }\n}<\/code><\/pre>\n
\u5c06\u4ece\u6570\u636e\u6e90\u83b7\u53d6\u6570\u636e\u7684\u4ee3\u7801\u4ea4\u4e0e\u5916\u90e8\u5b9e\u73b0\uff0c\u4f7f\u7528Callable\u7684\u5f62\u5f0f\uff0c\u540c\u65f6\u901a\u8fc7\u6cdb\u578b\u7ea6\u675f\u6570\u636e\u6e90\u7c7b\u578b\uff0c\u8fd9\u91cc\u8fd8\u6709\u4e00\u70b9\u7455\u75b5\u8fd8\u6ca1\u5f97\u5230\u89e3\u51b3\uff0c\u5c31\u662f\u901a\u8fc7fastJson\u8f6c\u6362String\u5230\u5bf9\u8c61\u65f6\uff0c\u6ca1\u6cd5\u4f7f\u7528\u6cdb\u578b\u76f4\u63a5\u8f6c\uff0c\u6211\u8fd9\u91cc\u5c31\u91c7\u7528\u4e86\u5916\u90e8\u5316\u7684\u5904\u7406\uff0c\u5c31\u662f\u8ddf\u83b7\u53d6\u6570\u636e\u6e90\u65b9\u5f0f\u4e00\u6837\uff0c\u7531\u5916\u90e8\u6765\u51b3\u5b9a\u5982\u4f55\u89e3\u6790\u4eceredis\u4e2d\u83b7\u53d6\u5230\u7684\u5b57\u7b26\u4e32value\u3002\u8c03\u7528\u65b9\u5f0f\u5982\u4e0b\uff1a<\/p>\n
List<ItemShow> itemShowList = gatherCache.get(true, rankingRequest.getKey(),\n    () -> getRankingItemOriginal(rankingRequest, context.getRequestContext()),\n    v -> JSON.parseObject(v, new TypeReference<List<ItemShow>>() {}));<\/code><\/pre>\n
\u540c\u65f6\u6211\u8fd8\u91c7\u7528\u7684\u5efa\u9020\u8005\u6a21\u5f0f\uff0c\u65b9\u4fbfgatherCache\u7c7b\u5feb\u901f\u751f\u6210\uff0c\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
@PostConstruct\npublic void init() {\n    this.gatherCache = GatherCacheBuilder.newBuilder()\n        .localMaximumSize(500)\n        .localExpireAfterWriteSeconds(30)\n        .build(rdbCenterCache);\n}<\/code><\/pre>\n
\u4ee5\u4e0a\u7684\u4ee3\u7801\u76f8\u5bf9\u6bd4\u8f83\u5b8c\u7f8e\u4e86\uff0c\u5374\u5ffd\u7565\u4e86\u4e00\u4e2a\u7ec6\u8282\u70b9\uff0c\u5982\u679c\u591a\u53f0\u673a\u5668\u7684\u672c\u5730\u7f13\u5b58\u540c\u65f6\u5931\u6548\uff0c\u6070\u597dredis\u7684\u53ef\u66f4\u65b0\u65f6\u95f4\u5931\u6548\u4e86\uff0c\u8fd9\u65f6\u5c31\u4f1a\u6709\u591a\u4e2a\u8bf7\u6c42\u5e76\u53d1\u6253\u5230\u4e0b\u6e38\uff08\u7531\u4e8e\u51d1\u5355\u6709\u672c\u5730\u7f13\u5b58\u515c\u5e95\uff0c\u5e76\u53d1\u6253\u5230\u4e0b\u6e38\u7684\u4e2a\u6570\u975e\u5e38\u6709\u9650\uff0c\u57fa\u672c\u53ef\u4ee5\u5ffd\u7565\uff09\u3002\u4f46\u9047\u5230\u95ee\u9898\u5c31\u9700\u8981\u53bb\u89e3\u51b3\uff0c\u8ffd\u6c42\u5b8c\u7f8e\u4ee3\u7801\u3002\u6211\u505a\u4e86\u5982\u4e0b\u7684\u6539\u9020\uff1a<\/p>\n
private List<V> getCenter(String key, Callable<List<V>> loader, Function<String, List<V>> parse) throws Exception {\n    String updateKey = getUpdateKey(key);\n    String value = centerCache.get(key);\n    boolean blankValue = StringUtils.isBlank(value);\n    List<V> cache = blankValue ? Collections.emptyList() : parse.apply(value);\n    \/\/ \u5982\u679c\u62a2\u4e0d\u5230\u9501\uff0c\u5e76\u4e14value\u6ca1\u6709\u8fc7\u671f\n    if (!centerCache.setNx(updateKey, currentTime) && !blankValue) {\n        return cache;\n    }\n    centerCache.set(updateKey, currentTime, cacheUpdateSecond);\n    \/\/ \u4f7f\u7528\u5f02\u6b65\u7ebf\u7a0b\u53bb\u66f4\u65b0value\n    CompletableFuture.runAsync(() -> updateCache(key, loader));\n    return cache;\n}\n\nprivate void updateCache(String key, Callable<List<V>> loader) {\n    List<V> newCache = loader.call();\n    if (CollectionUtils.isNotEmpty(newCache)) {\n      centerCache.set(key, JSON.toJSONString(newCache), cacheExpireSecond);\n    }\n}<\/code><\/pre>\n
\u672c\u65b9\u6848\u4f7f\u7528\u5206\u5e03\u5f0f\u9501 + \u5f02\u6b65\u7ebf\u7a0b\u7684\u65b9\u5f0f\u6765\u5904\u7406\u66f4\u65b0\u3002\u53ea\u4f1a\u6709\u4e00\u4e2a\u8bf7\u6c42\u62a2\u5230\u66f4\u65b0\u9501\uff0c\u5e76\u53d1\u60c5\u51b5\u4e0b\uff0c\u5176\u4ed6\u8bf7\u6c42\u5728\u53ef\u66f4\u65b0\u65f6\u95f4\u6bb5\u5185\u8fd8\u662f\u8fd4\u56de\u8001\u6570\u636e\u3002\u7531\u4e8eredis\u5c01\u88c5\u7684\u65b9\u6cd5\u4e2d\u5e76\u6ca1\u6709\u62a2\u9501\u540e\u540c\u65f6\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\u7684\u539f\u5b50\u6027\u64cd\u4f5c\uff0c\u6211\u8fd9\u91cc\u7528\u4e86\u5148\u62a2\u9501\uff0c\u518d\u8d4b\u503c\u8fc7\u671f\u65f6\u95f4\u7684\u65b9\u5f0f\uff0c\u5728\u6781\u7aef\u573a\u666f\u4e0b\u53ef\u80fd\u4f1a\u51fa\u73b0\u6b7b\u9501\u7684\u60c5\u51b5\uff0c\u5c31\u662f\u521a\u597d\u62a2\u5230\u4e86\u9501\uff0c\u7136\u540e\u673a\u5668\u51fa\u73b0\u5f02\u5e38\u5b95\u673a\uff0c\u5bfc\u81f4\u8fc7\u671f\u65f6\u95f4\u6ca1\u6709\u8d4b\u503c\u4e0a\u53bb\uff0c\u5c31\u4f1a\u51fa\u73b0\u6c38\u8fdc\u65e0\u6cd5\u66f4\u65b0\u7684\u60c5\u51b5\u3002\u8fd9\u79cd\u60c5\u51b5\u867d\u7136\u6781\u7aef\uff0c\u4f46\u8fd8\u662f\u8981\u89e3\uff0c\u4ee5\u4e0b\u662f\u6211\u80fd\u60f3\u5230\u7684\u4e24\u4e2a\u65b9\u6848\uff0c\u6211\u9009\u62e9\u4e86\u7b2c\u4e8c\u79cd\u65b9\u5f0f\uff1a<\/p>\n
    \n
  • \u901a\u8fc7\u4f7f\u7528lua\u811a\u672c\u5c06\u4e24\u6b65\u64cd\u4f5c\u5408\u6210\u4e00\u4e2a\u539f\u5b50\u6027\u64cd\u4f5c<\/li>\n
  • \u5229\u7528value\u7684\u8fc7\u671f\u65f6\u95f4\u6765\u89e3\u8be5\u6b7b\u9501\u95ee\u9898<\/li>\n<\/ul>\n
    \"\u56fe\u7247\"
    P.S. \u4e00\u4e9b\u4eceThreadLocal\u4e2d\u62ff\u7684\u901a\u7528\u4fe1\u606f\uff0c\u5728\u4f7f\u7528\u5f02\u6b65\u7ebf\u7a0b\u5904\u7406\u7684\u65f6\u5019\u662f\u62ff\u4e0d\u5230\u7684\uff0c\u5f97\u91cd\u65b0\u8d4b\u503c<\/p>\n
    \u51d1\u5355\u6838\u5fc3\u5904\u7406\u6d41\u7a0b\u8bbe\u8ba1<\/h3>\n
    \u51d1\u5355\u672c\u8eab\u662f\u6ca1\u6709\u81ea\u5df1\u7684\u6570\u636e\u6e90\u7684\uff0c\u90fd\u662f\u4ece\u5176\u4ed6\u670d\u52a1\u8bfb\u53d6\uff0c\u505a\u5404\u79cd\u52a0\u5de5\u540e\u5c55\u793a\u3002\u8fd9\u6837\u7684\u4ee3\u7801\u662f\u6700\u597d\u5199\u7684\uff0c\u4e5f\u662f\u6700\u96be\u5199\u7684\u3002\u5c31\u597d\u6bd4\u6700\u7b80\u5355\u7684\u7ec4\u88c5\u5546\u54c1\u4fe1\u606f\uff0c\u4e00\u822c\u7684\u4ee3\u7801\u90fd\u4f1a\u8fd9\u4e48\u5199\uff1a<\/p>\n
    \/\/ \u83b7\u53d6\u63a8\u8350\u5546\u54c1\nList<Map<String, String>> summaryItemList = recommend();\nList<ItemShow> itemShowList = summaryItemList.stream().map(v -> {\n    ItemShow itemShow = new ItemShow();\n    \/\/ \u8bbe\u7f6e\u5546\u54c1\u57fa\u672c\u4fe1\u606f\n    itemShow.setItemId(NumberUtils.createLong(v.get("itemId")));\n    itemShow.setItemImg(v.get("pic"));\n    \/\/ \u83b7\u53d6\u5229\u76ca\u70b9\n    GuideInfoDTO guideInfoDTO = new GuideInfoDTO();\n    AtmosphereResult<Map<Long, List<AtmosphereFullDTO>>> atmosphereResult = guideAtmosphereClient\n        .extract(guideInfoDTO, "gather", "item");\n    List<IconText> iconTexts = parseAtmosphere(atmosphereResult);\n    itemShow.setItemBenefits(iconTexts);\n    \/\/ \u9884\u552e\u5904\u7406\n    String preSalePrice = getPreSale(v);\n    if (Objects.nonNull(preSalePrice)) {\n        itemShow.setItemPrice(preSalePrice);\n    }\n    \/\/ ......\n    return itemShow;\n}).collect(Collectors.toList());<\/code><\/pre>\n
    \u80fd\u5feb\u901f\u5199\u597d\u4ee3\u7801\u5e76\u6295\u5165\u4f7f\u7528\uff0c\u4f46\u4ee3\u7801\u6709\u70b9\u6742\u4e71\u65e0\u7ae0\uff0c\u5bf9\u4ee3\u7801\u8981\u6c42\u6bd4\u8f83\u9ad8\u7684\u5f00\u53d1\u8005\u53ef\u80fd\u4f1a\u505a\u5982\u4e0b\u7684\u6539\u8fdb<\/p>\n
    \/\/ \u83b7\u53d6\u63a8\u8350\u5546\u54c1\nList<Map<String, String>> summaryItemList = recommend();\nList<ItemShow> itemShowList = summaryItemList.stream().map(v -> {\n    ItemShow itemShow = new ItemShow();\n    \/\/ \u8bbe\u7f6e\u5546\u54c1\u57fa\u672c\u4fe1\u606f\n    buildCommon(itemShow, v);\n    \/\/ \u83b7\u53d6\u5229\u76ca\u70b9\n    buildAtmosphere(itemShow, v);\n    \/\/ \u9884\u552e\u5904\u7406\n    buildPreSale(itemShow, v);\n    \/\/ ......\n    return itemShow;\n}).collect(Collectors.toList());<\/code><\/pre>\n
    \u4e00\u822c\u8fd9\u6837\u7684\u4ee3\u7801\u7b97\u662f\u6bd4\u8f83\u4f18\u8d28\u7684\u5904\u7406\u4e86\uff0c\u4f46\u8fd9\u4ec5\u4ec5\u662f\u9488\u5bf9\u5355\u4e2a\u4e1a\u52a1\uff0c\u5982\u679c\u9047\u5230\u591a\u4e2a\u4e1a\u52a1\u9700\u8981\u4f7f\u7528\u8be5\u7ec4\u88c5\u540e\uff0c\u6700\u7b80\u5355\u4f46\u5c31\u662f\u9700\u8981\u5224\u65ad\u662f\u6765\u81eafeeds\u6d41\u6a21\u5757\u7684\u8bf7\u6c42\u5546\u54c1\u7ec4\u88c5\u4e0d\u9700\u8981\u5229\u76ca\u70b9\uff0c\u6765\u81ea\u524dN\u79d2\u6740\u6a21\u5757\u7684\u4e0d\u9700\u8981\u5904\u7406\u9884\u552e\u4ef7\u683c\u3002<\/p>\n
    \/\/ \u83b7\u53d6\u63a8\u8350\u5546\u54c1\nList<Map<String, String>> summaryItemList = recommend();\nList<ItemShow> itemShowList = summaryItemList.stream().map(v -> {\n    ItemShow itemShow = new ItemShow();\n    \/\/ \u8bbe\u7f6e\u5546\u54c1\u57fa\u672c\u4fe1\u606f\n    buildCommon(itemShow, v);\n    \/\/ \u83b7\u53d6\u5229\u76ca\u70b9\n    if (!Objects.equals(soluction, FiltrateFeedsSolution.class)) {\n        buildAtmosphere(itemShow, v);\n    }\n    \/\/ \u9884\u552e\u5904\u7406\n    if (!Objects.equals(source, "seckill")) {\n        buildPreSale(itemShow, v);\n    }\n    \/\/ ......\n    return itemShow;\n}).collect(Collectors.toList());<\/code><\/pre>\n
    \u8be5\u65b9\u6848\u53ef\u4ee5\u6e05\u6670\u770b\u5230\u6574\u4e2a\u4e3b\u6d41\u7a0b\u7684\u5206\u6d41\u7ed3\u6784\uff0c\u4f46\u4f1a\u4f7f\u5f97\u4e3b\u6d41\u7a0b\u4e0d\u591f\u6574\u6d01\uff0c\u964d\u4f4e\u53ef\u8bfb\u6027\uff0c\u5f88\u591a\u4eba\u90fd\u4e60\u60ef\u628a\u8be5\u5224\u65ad\u5199\u5230\u5404\u81ea\u7684\u65b9\u6cd5\u91cc\u5982\u4e0b\u3002\uff08\u5f53\u7136\u4e5f\u6709\u4eba\u6bcf\u4e2a\u6a21\u5757\u90fd\u5355\u72ec\u5199\u4e00\u4e2a\u4e3b\u6d41\u7a0b\uff0c\u4ee5\u4e0a\u53ea\u662f\u4e3a\u4e86\u6587\u7ae0\u6613\u61c2\u7b80\u5316\u4e86\u4ee3\u7801\uff0c\u5b9e\u9645\u4e3b\u6d41\u7a0b\u8f83\u957f\uff0c\u5e76\u4e14\u5927\u90e8\u5206\u90fd\u662f\u9700\u8981\u5904\u7406\u7684\uff0c\u5982\u679c\u6bcf\u4e2a\u6a21\u5757\u90fd\u5355\u72ec\u81ea\u5df1\u521b\u5efa\u4e3b\u6d41\u7a0b\uff0c\u4f1a\u5e26\u6765\u5f88\u591a\u91cd\u590d\u4ee3\u7801\uff0c\u4e0d\u63a8\u8350\uff09<\/p>\n
    private void buildAtmosphere(ItemShow itemShow, Map<String, String> map) {\n    if (Objects.equals(soluction, FiltrateFeedsSolution.class)) {\n        return;\n    }\n    GuideInfoDTO guideInfoDTO = new GuideInfoDTO();\n    AtmosphereResult<Map<Long, List<AtmosphereFullDTO>>> atmosphereResult = guideAtmosphereClient\n        .extract(guideInfoDTO, "gather", "item");\n    List<IconText> iconTexts = parseAtmosphere(atmosphereResult);\n    itemShow.setItemBenefits(iconTexts);\n}<\/code><\/pre>\n
    \u7eb5\u89c2\u6574\u4e2a\u51d1\u5355\u7684\u4e1a\u52a1\u903b\u8f91\uff0c\u4e0d\u7ba1\u662f\u53c2\u6570\u7ec4\u88c5\uff0c\u5546\u54c1\u7ec4\u88c5\uff0c\u8d2d\u7269\u8f66\u7ec4\u88c5\uff0c\u699c\u5355\u7ec4\u88c5\uff0c\u90fd\u9700\u8981\u4fe1\u606f\u7ec4\u88c5\u7684\u80fd\u529b\uff0c\u5e76\u4e14\u4ed6\u4eec\u90fd\u6709\u5982\u4e0b\u7684\u7279\u6027\uff1a<\/p>\n
      \n
    • \u6bcf\u4e2a\u6216\u6bcf\u51e0\u4e2a\u5b57\u6bb5\u7684\u7ec4\u88c5\u90fd\u4e0d\u5f71\u54cd\u5176\u4ed6\u5b57\u6bb5\uff0c\u5c31\u7b97\u51fa\u73b0\u5f02\u5e38\u4e5f\u4e0d\u5e94\u8be5\u5f71\u54cd\u5176\u4ed6\u5b57\u6bb5\u7684\u62fc\u88c5<\/li>\n
    • \u5728\u6d88\u8d39\u8005\u94fe\u8def\u4e0b\uff0c\u6027\u80fd\u7684\u8981\u6c42\u4f1a\u6bd4\u8f83\u9ad8\uff0c\u80fd\u4e0d\u7528\u8bbf\u95ee\u7684\u7ec4\u88c5\u903b\u8f91\u5c31\u4e0d\u53bb\u8bbf\u95ee\uff0c\u80fd\u4e0d\u8c03\u7528\u4e0b\u6e38\uff0c\u5c31\u4e0d\u53bb\u8c03\u7528\u4e0b\u6e38<\/li>\n
    • \u5982\u679c\u5728\u7ec4\u88c5\u7684\u8fc7\u7a0b\u4e2d\u53d1\u73b0\u6709\u5199\u5b57\u6bb5\u662f\u5fc5\u987b\u8981\u7684\uff0c\u4f46\u6ca1\u6709\u8865\u5168\uff0c\u5219\u63d0\u524d\u7ec8\u6b62\u6d41\u7a0b<\/li>\n
    • \u6bcf\u4e2a\u65b9\u6cd5\u7684\u5904\u7406\u9700\u8981\u8bb0\u5f55\u8017\u65f6\uff0c\u5f00\u53d1\u80fd\u6e05\u695a\u7684\u77e5\u9053\u8017\u65f6\u5728\u54ea\u4e9b\u5730\u65b9\uff0c\u65b9\u4fbf\u627e\u5230\u9700\u8981\u4f18\u5316\u7684\u4ee3\u7801<\/li>\n<\/ul>\n
      \u4ee5\u4e0a\u7684\u70b9\u90fd\u5f88\u5c0f\uff0c\u4e0d\u505a\u6216\u8005\u5355\u72ec\u505a\u90fd\u4e0d\u5f71\u54cd\u6574\u4f53\uff0c\u51d1\u5355\u9875\u542b\u6709\u8fd9\u4e48\u591a\u7ec4\u88c5\u903b\u8f91\u7684\u60c5\u51b5\u4e0b\uff0c\u5982\u679c\u4ee5\u4e0a\u903b\u8f91\u5168\u90e8\u90fd\u5199\u4e00\u904d\uff0c\u5c06\u4ea7\u751f\u5927\u91cf\u7684\u5197\u4f59\u4ee3\u7801\u3002\u4f46\u5bf9\u81ea\u5df1\u4ee3\u7801\u8981\u6c42\u6bd4\u8f83\u9ad8\u7684\u4eba\u6765\u8bf4\uff0c\u8fd9\u4e9b\u70b9\u4e0d\u52a0\u4e0a\u53bb\uff0c\u5fc3\u91cc\u603b\u611f\u89c9\u6709\u6839\u523a\u5728\u3002\u6162\u6162\u7684\u5c31\u4f1a\u56e0\u4e3a\u81ea\u5df1\u4e4b\u524d\u8bbe\u8ba1\u8003\u8651\u7684\u4e0d\u5168\uff0c\u6253\u5404\u79cd\u8865\u4e01\uff0c\u5c31\u597d\u6bd4\u60f3\u77e5\u9053\u67d0\u4e2a\u65b9\u6cd5\u7684\u8017\u65f6\uff0c\u5c31\u4f1a\u5199\u5982\u4e0b\u4ee3\u7801\uff1a<\/p>\n
      long startTime = System.currentTimeMillis();\n\/\/ \u4e3b\u8981\u5904\u7406\nbuildAtmosphere(itemShow, summaryMap);\nlong endTime = System.currentTimeMillis();\nreturn endTime - startTime;<\/code><\/pre>\n
      \u51d1\u5355\u5404\u57df\u90fd\u662f\u505a\u6b64\u7c7b\u578b\u7684\u7ec4\u88c5\uff0c\u6709\u5546\u54c1\u7ec4\u88c5\uff0c\u53c2\u6570\u7ec4\u88c5\uff0c\u699c\u5355\u7ec4\u88c5\uff0c\u8d2d\u7269\u8f66\u7ec4\u88c5\u3002\u9488\u5bf9\u51d1\u5355\u4e1a\u52a1\u7684\u7279\u6027\uff0c\u5bfb\u904d\u5404\u7c7b\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u6700\u7ec8\u9009\u62e9\u4e86\u8d23\u4efb\u94fe + \u547d\u4ee4\u6a21\u5f0f\u3002
      \u5728 GoF \u7684\u300a\u8bbe\u8ba1\u6a21\u5f0f\u300b\u4e2d\uff0c\u8d23\u4efb\u94fe\u6a21\u5f0f\u662f\u8fd9\u4e48\u5b9a\u4e49\u7684\uff1a<\/p>\n
      \u5c06\u8bf7\u6c42\u7684\u53d1\u9001\u548c\u63a5\u6536\u89e3\u8026\uff0c\u8ba9\u591a\u4e2a\u63a5\u6536\u5bf9\u8c61\u90fd\u6709\u673a\u4f1a\u5904\u7406\u8fd9\u4e2a\u8bf7\u6c42\u3002\u5c06\u8fd9\u4e9b\u63a5\u6536\u5bf9\u8c61\u4e32\u6210\u4e00\u6761\u94fe\uff0c\u5e76\u6cbf\u7740\u8fd9\u6761\u94fe\u4f20\u9012\u8fd9\u4e2a\u8bf7\u6c42\uff0c
      \u76f4\u5230\u94fe\u4e0a\u7684\u67d0\u4e2a\u63a5\u6536\u5bf9\u8c61\u80fd\u591f\u5904\u7406\u5b83\u4e3a\u6b62\u3002<\/p><\/blockquote>\n
      \u9996\u5148\uff0c\u6211\u4eec\u6765\u770b\uff0c\u804c\u8d23\u94fe\u6a21\u5f0f\u5982\u4f55\u5e94\u5bf9\u4ee3\u7801\u7684\u590d\u6742\u6027\u3002
      \u5c06\u5927\u5757\u4ee3\u7801\u903b\u8f91\u62c6\u5206\u6210\u51fd\u6570\uff0c\u5c06\u5927\u7c7b\u62c6\u5206\u6210\u5c0f\u7c7b\uff0c\u662f\u5e94\u5bf9\u4ee3\u7801\u590d\u6742\u6027\u7684\u5e38\u7528\u65b9\u6cd5\u3002\u5e94\u7528\u804c\u8d23\u94fe\u6a21\u5f0f\uff0c\u6211\u4eec\u628a\u5404\u4e2a\u5546\u54c1\u7ec4\u88c5\u7ee7\u7eed\u62c6\u5206\u51fa\u6765\uff0c\u8bbe\u8ba1\u6210\u72ec\u7acb\u7684\u7c7b\uff0c\u8fdb\u4e00\u6b65\u7b80\u5316\u4e86\u5546\u54c1\u7ec4\u88c5\u7c7b\uff0c\u8ba9\u7c7b\u7684\u4ee3\u7801\u4e0d\u4f1a\u8fc7\u591a\uff0c\u8fc7\u590d\u6742\u3002
      \u5176\u6b21\uff0c\u6211\u4eec\u518d\u6765\u770b\uff0c\u804c\u8d23\u94fe\u6a21\u5f0f\u5982\u4f55\u8ba9\u4ee3\u7801\u6ee1\u8db3\u5f00\u95ed\u539f\u5219\uff0c\u63d0\u9ad8\u4ee3\u7801\u7684\u6269\u5c55\u6027\u3002
      \u5f53\u6211\u4eec\u8981\u6269\u5c55\u65b0\u7684\u7ec4\u88c5\u903b\u8f91\u7684\u65f6\u5019\uff0c\u6bd4\u5982\uff0c\u6211\u4eec\u8fd8\u9700\u8981\u589e\u52a0\u4ef7\u683c\u9690\u85cf\u8fc7\u6ee4\uff0c\u6309\u7167\u975e\u804c\u8d23\u94fe\u6a21\u5f0f\u7684\u4ee3\u7801\u5b9e\u73b0\u65b9\u5f0f\uff0c\u6211\u4eec\u9700\u8981\u4fee\u6539\u4e3b\u7c7b\u7684\u4ee3\u7801\uff0c\u8fdd\u53cd\u5f00\u95ed\u539f\u5219\u3002\u4e0d\u8fc7\uff0c\u8fd9\u6837\u7684\u4fee\u6539\u8fd8\u7b97\u6bd4\u8f83\u96c6\u4e2d\uff0c\u4e5f\u662f\u53ef\u4ee5\u63a5\u53d7\u7684\u3002\u800c\u804c\u8d23\u94fe\u6a21\u5f0f\u7684\u5b9e\u73b0\u65b9\u5f0f\u66f4\u52a0\u4f18\u96c5\uff0c\u53ea\u9700\u8981\u65b0\u6dfb\u52a0\u4e00\u4e2aCommand \u7c7b(\u5b9e\u9645\u5904\u7406\u7c7b\u91c7\u7528\u4e86\u547d\u4ee4\u6a21\u5f0f\u505a\u4e00\u4e9b\u4e1a\u52a1\u5b9a\u5236\u7684\u6269\u5c55)\uff0c\u5e76\u4e14\u901a\u8fc7 addCommand() \u51fd\u6570\u5c06\u5b83\u6dfb\u52a0\u5230 Chain \u4e2d\u5373\u53ef\uff0c\u5176\u4ed6\u4ee3\u7801\u5b8c\u5168\u4e0d\u9700\u8981\u4fee\u6539\u3002
      \u63a5\u4e0b\u6765\u5c31\u662f\u4f7f\u7528\u8be5\u6a21\u5f0f\uff0c\u5bf9\u51d1\u5355\u5168\u57df\u8fdb\u884c\u6539\u9020\u5347\u7ea7\uff0c\u6838\u5fc3\u67b6\u6784\u56fe\u5982\u4e0b
      \"\u56fe\u7247\"
      \u5404\u4e2a\u57df\u9700\u8981\u6ee1\u8db3\u5982\u4e0b\u6761\u4ef6\uff1a<\/p>\n
        \n
      • \u652f\u6301\u5355\u4e2a\u5904\u7406\u548c\u6279\u91cf\u5904\u7406<\/li>\n
      • \u652f\u6301\u63d0\u524d\u963b\u65ad<\/li>\n
      • \u652f\u6301\u524d\u7f6e\u5224\u65ad\u662f\u5426\u9700\u8981\u5904\u7406<\/li>\n<\/ul>\n
        \u5904\u7406\u7c7b\u7c7b\u56fe\u5982\u4e0b
        \"\u56fe\u7247\"<\/p>\n
          \n
        • \u3010ChainBaseHandler\u3011\uff1a\u6838\u5fc3\u5904\u7406\u7c7b<\/li>\n
        • \u3010CartHandler\u3011\uff1a\u52a0\u8d2d\u57df\u5904\u7406\u7c7b<\/li>\n
        • \u3010ItemSupplementHandler\u3011\uff1a\u5546\u54c1\u57df\u5904\u7406\u7c7b<\/li>\n
        • \u3010RankingHandler\u3011\uff1a\u699c\u5355\u57df\u5904\u7406\u7c7b<\/li>\n
        • \u3010RequestHanlder\u3011\uff1a\u53c2\u6570\u57df\u5904\u7406\u7c7b<\/li>\n<\/ul>\n
          \u6211\u4eec\u9996\u5148\u6765\u770b\u6838\u5fc3\u5904\u7406\u5c42\uff1a<\/p>\n
          public class ChainBaseHandler<T extends Context> {\n    \/**\n     * \u4efb\u52a1\u6267\u884c\n     * @param context\n     *\/\n    public void execute(T context) {\n        List<String> executeCommands = Lists.newArrayList();\n        for (Command<T> c : commands) {\n            try {\n                \/\/ \u524d\u7f6e\u6821\u9a8c\n                if (!c.check(context)) {\n                    continue;\n                }\n                \/\/ \u6267\u884c\n                boolean isContinue = timeConsuming(() -> execute(context, c), c, executeCommands);\n                if (!isContinue) {\n                    break;\n                }\n            } catch (Throwable e) {\n                \/\/ \u6253\u5370\u5f02\u5e38\u4fe1\u606f\n                GatherContext.debug("exception", c.getClass().getSimpleName());\n                GatherContext.error(c.getClass().getSimpleName() + " catch exception", e);\n            }\n        }\n        \/\/ \u6253\u5370\u4e2a\u547d\u4ee4\u4efb\u52a1\u8017\u65f6 \n        GatherContext.debug(this.getClass().getSimpleName() + "-execute", executeCommands);\n    }\n}<\/code><\/pre>\n
          \u4e2d\u95f4\u7684timeConsuming\u65b9\u6cd5\u7528\u6765\u8ba1\u7b97\u8017\u65f6\uff0c\u8017\u65f6\u9700\u8981\u524d\u540e\u5305\u88f9\u6267\u884c\u65b9\u6cd5<\/p>\n
          private boolean timeConsuming(Supplier<Boolean> supplier, Command<T> c, List<String> executeCommands) {\n    long startTime = System.currentTimeMillis();\n    boolean isContinue = supplier.get();\n    long endTime = System.currentTimeMillis();\n    long timeConsuming = endTime - startTime;\n    executeCommands.add(c.getClass().getSimpleName() + ":" + timeConsuming);\n    return isContinue;\n}<\/code><\/pre>\n
          \u5177\u4f53\u6267\u884c\u5982\u4e0b\uff1a<\/p>\n
          \/**\n * \u6267\u884c\u6bcf\u4e2a\u547d\u4ee4\n * @return \u662f\u5426\u7ee7\u7eed\u6267\u884c\n *\/\nprivate <D extends ContextData> boolean execute(Context context, Command<T> c) {\n    if (context instanceof MuchContext) {\n        return execute((MuchContext<D>) context, c);\n    }\n    if (context instanceof OneContext) {\n        return execute((OneContext<D>) context, c);\n    }\n    return true;\n}\n\n\/**\n * \u5355\u6570\u636e\u6267\u884c\n * @return \u662f\u5426\u7ee7\u7eed\u6267\u884c\n *\/\nprivate <D extends ContextData> boolean execute(OneContext<D> oneContext, Command<T> c) {\n    if (Objects.isNull(oneContext.getData())) {\n        return false;\n    }\n    if (c instanceof CommonCommand) {\n        return ((CommonCommand<OneContext<D>>) c).execute(oneContext);\n    }\n    return true;\n}\n\n\/**\n * \u6279\u91cf\u6570\u636e\u6267\u884c\n * @return \u662f\u5426\u7ee7\u7eed\u6267\u884c\n *\/\nprivate <D extends ContextData> boolean execute(MuchContext<D> muchContext, Command<T> c) {\n    if (CollectionUtils.isEmpty(muchContext.getData())) {\n        return false;\n    }\n    if (c instanceof SingleCommand) {\n        muchContext.getData().forEach(data -> ((SingleCommand<MuchContext<D>, D>) c).execute(data, muchContext));\n        return true;\n    }\n    if (c instanceof CommonCommand) {\n        return ((CommonCommand<MuchContext<D>>) c).execute(muchContext);\n    }\n    return true;<\/code><\/pre>\n
          \u5165\u53c2\u90fd\u662f\u7edf\u4e00\u7684context\uff0c\u5176\u4e2d\u7684data\u4e3a\u9700\u8981\u62fc\u88c5\u7684\u6570\u636e\u3002\u7c7b\u56fe\u5982\u4e0b
          \"\u56fe\u7247\"
          MuchContext\uff08\u591a\u503c\u7684\u6570\u636e\u62fc\u88c5\u4e0a\u4e0b\u6587\uff09\uff0cdata\u662f\u4e2a\u96c6\u5408<\/p>\n
          public class MuchContext<D extends ContextData> implements Context {\n\n    protected List<D> data;\n\n    public void addData(D d) {\n        if (CollectionUtils.isEmpty(this.data)) {\n            this.data = Lists.newArrayList();\n        }\n        this.data.add(d);\n    }\n\n    public List<D> getData() {\n        if (Objects.isNull(this.data)) {\n            this.data = Lists.newArrayList();\n        }\n        return this.data;\n    }\n}\n<\/code><\/pre>\n
          OneContext\uff08\u5355\u503c\u7684\u6570\u636e\u62fc\u88c5\u4e0a\u4e0b\u6587\uff09\uff0cdata\u662f\u4e2a\u5bf9\u8c61<\/p>\n
          public class OneContext <D extends ContextData> implements Context {\n    protected D data;\n}<\/code><\/pre>\n
          \u5404\u57df\u53ef\u6839\u636e\u81ea\u5df1\u9700\u8981\u5b9e\u73b0\uff0c\u5404\u4e2a\u5b9e\u73b0\u7684context\u4e5f\u4f7f\u7528\u4e86\u9886\u57df\u6a21\u578b\u7684\u601d\u60f3\uff0c\u5c06\u5bf9\u5165\u53c2\u7684\u4e00\u4e9b\u64cd\u4f5c\u5c01\u88c5\u5728\u6b64\uff0c\u7b80\u5316\u5404\u4e2a\u547d\u4ee4\u5904\u7406\u5668\u7684\u83b7\u53d6\u6210\u672c\u3002\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u6bd4\u5982\u5165\u53c2\u662f\u4e00\u7cfb\u5217\u64cd\u4f5c\u96c6\u5408 List<HandleItem> handle\u3002\u4f46\u5b9e\u9645\u4f7f\u7528\u662f\u9700\u8981\u533a\u5206\u5404\u4e2a\u64cd\u4f5c\uff0c\u90a3\u6211\u4eec\u5c31\u9700\u8981\u5728context\u4e2d\u505a\u597d\u521d\u59cb\u5316\uff0c\u65b9\u4fbf\u83b7\u53d6\uff1a<\/p>\n
          private void buildHandle() {\n    \/\/ \u52fe\u9009\u64cd\u4f5c\u96c6\u5408 \n    this.checkedHandleMap = Maps.newHashMap();\n    \/\/ \u53bb\u52fe\u9009\u64cd\u4f5c\u96c6\u5408\n    this.nonCheckedHandleMap = Maps.newHashMap();\n    \/\/ \u4fee\u6539\u64cd\u4f5c\u96c6\u5408\n    this.modifyHandleMap = Maps.newHashMap();\n    Optional.ofNullable(requestContext.getExtParam())\n        .map(CartExtParam::getHandle)\n        .ifPresent(o -> o.forEach(v -> {\n            if (Objects.equals(v.getType(), CartHandleType.checked)) {\n                checkedHandleMap.put(v.getCartId(), v);\n            }\n            if (Objects.equals(v.getType(), CartHandleType.nonChecked)) {\n                nonCheckedHandleMap.put(v.getCartId(), v);\n            }\n            if (Objects.equals(v.getType(), CartHandleType.modify)) {\n                modifyHandleMap.put(v.getCartId(), v);\n            }\n        }));\n}<\/code><\/pre>\n
          \u4e0b\u9762\u6765\u770b\u5404\u4e2a\u547d\u4ee4\u5904\u7406\u5668\uff0c\u7c7b\u56fe\u5982\u4e0b\uff1a
          \"\u56fe\u7247\"
          \u547d\u4ee4\u5904\u7406\u5668\u4e3b\u8981\u5206\u4e3aSingleCommand\u548cCommonCommand\uff0cCommonCommand\u4e3a\u666e\u901a\u7c7b\u578b\uff0c\u5373\u5c06data\u4ea4\u4e0e\u5404\u4e2a\u547d\u4ee4\u81ea\u884c\u5904\u7406\uff0c\u800cSingleCommand\u5219\u662f\u9488\u5bf9\u6279\u91cf\u5904\u7406\u7684\u60c5\u51b5\u4e0b\uff0c\u5c06data\u96c6\u5408\u63d0\u524d\u62c6\u597d\u3002\u4e24\u4e2a\u6838\u5fc3\u533a\u522b\u5c31\u5728\u4e8e\u4e00\u4e2a\u5728\u6846\u67b6\u5c42\u6267\u884cdata\u7684\u5faa\u73af\uff0c\u4e00\u4e2a\u662f\u5728\u5404\u4e2a\u547d\u4ee4\u5c42\u5904\u7406\u5faa\u73af\u3002\u4e3b\u8981\u4f5c\u7528\u5728\u4e8e\uff1a<\/p>\n
            \n
          • SingleCommand\u51cf\u5c11\u91cd\u590d\u5faa\u73af\u4ee3\u7801<\/li>\n
          • CommonCommand\u9488\u5bf9\u4e0b\u6e38\u9700\u8981\u6279\u91cf\u5904\u7406\u7684\u53ef\u63d0\u9ad8\u6027\u80fd<\/li>\n<\/ul>\n
            \u4e0b\u65b9\u662f\u4e00\u4e2a\u4f7f\u7528\u4f8b\u5b50\uff1a<\/p>\n
            public class CouponCustomCommand implements CommonCommand<CartContext> {\n    @Override\n    public boolean check(CartContext context) {\n        \/\/ \u5982\u679c\u4e0d\u662f\u8de8\u5e97\u6ee1\u51cf\u6216\u8005\u54c1\u7c7b\u5238\uff0c\u4e0d\u8fdb\u884c\u8be5\u547d\u4ee4\u5904\u7406 \n        return Objects.equals(BenefitEnum.kdmj, context.getRequestContext().getCouponData().getBenefitEnum())\n            || Objects.equals(BenefitEnum.plCoupon, context.getRequestContext().getCouponData().getBenefitEnum());\n    }\n\n    @Override\n    public boolean execute(CartContext context) {\n        CartData cartData = context.getData();\n        \/\/ \u547d\u4ee4\u5904\u7406\n        return true;\n    }<\/code><\/pre>\n
            \u6700\u7ec8\u7684\u6210\u54c1\u5982\u4e0b\uff0c\u5404\u4e2a\u547d\u4ee4\u6267\u884c\u987a\u5e8f\u4e00\u76ee\u4e86\u7136
            \"\u56fe\u7247\"<\/p>\n
            \u591a\u7b97\u6cd5\u5206\u6d41\u8bbe\u8ba1<\/h3>\n
            \u4e0a\u9762\u8bb2\u5b8c\u4e86\u5e95\u5c42\u7684\u4e00\u4e9b\u4ee3\u7801\u7ed3\u6784\u8bbe\u8ba1\uff0c\u63a5\u4e0b\u6765\u8bb2\u4e00\u8bb2\u9488\u5bf9\u4e1a\u52a1\u5c42\u7684\u4ee3\u7801\u8bbe\u8ba1\u3002\u51d1\u5355\u5206\u4e3a\u5f88\u591a\u4e2a\u6a21\u5757\uff0c\u63a8\u8350feeds\u6d41\u3001\u699c\u5355\u6a21\u5757\u3001\u79d2\u6740\u6a21\u5757\u3001\u641c\u7d22\u6a21\u5757\u3002\u6574\u4f53\u6548\u679c\u56fe\u5982\u4e0b\uff1a
            \"\u56fe\u7247\"
            \u9488\u5bf9\u8fd9\u79cd\u4e0d\u540c\u6a21\u5757\u4f7f\u7528\u4e0d\u540c\u7684\u7b97\u6cd5\uff0c\u6211\u4eec\u6700\u5148\u80fd\u60f3\u5230\u7684\u8bbe\u8ba1\u5c31\u662f\u6bcf\u4e2a\u6a21\u5757\u90fd\u662f\u4e00\u4e2a\u5355\u72ec\u7684\u63a5\u53e3\u3002\u5404\u81ea\u7ec4\u88c5\u5404\u81ea\u7684\u903b\u8f91\u3002\u4f46\u5728\u5b9e\u73b0\u8fc7\u7a0b\u4e2d\u4f1a\u53d1\u73b0\uff0c\u8fd9\u5176\u4e2d\u6709\u5f88\u591a\u901a\u7528\u7684\u903b\u8f91\uff0c\u6bd4\u5982\u63a8\u8350feeds\u6d41\u548c\u9650\u65f6\u79d2\u6740\u6a21\u5757\uff0c\u4f7f\u7528\u7684\u90fd\u662f\u51d1\u5355\u5f15\u64ce\u7684\uff0c\u7b97\u6cd5\u903b\u8f91\u5b8c\u5168\u76f8\u540c\uff0c\u53ea\u662f\u591a\u4e86\u83b7\u53d6\u79d2\u6740key\u7684\u903b\u8f91\uff0c\u6240\u4ee5\u6211\u4f1a\u9009\u62e9\u4f7f\u7528\u540c\u4e00\u4e2a\u63a5\u53e3\uff0c\u8ba9\u8be5\u63a5\u53e3\u80fd\u591f\u5c3d\u91cf\u7684\u901a\u7528\u3002\u8fd9\u91cc\u6211\u9009\u7528\u4e86\u7b56\u7565\u5de5\u5382\u6a21\u5f0f\uff0c\u6838\u5fc3\u7c7b\u56fe\u5982\u4e0b\uff1a
            \"\u56fe\u7247\"
            \u3010SeckillEngine\u3011\uff1a\u79d2\u6740\u5f15\u64ce\uff0c\u7528\u4e8e\u79d2\u6740\u6a21\u5757\u4e1a\u52a1\u903b\u8f91\u5c01\u88c5
            \u3010RecommendEngine\u3011\uff1a\u63a8\u8350\u5f15\u64ce\uff0c\u7528\u4e8e\u63a8\u8350feeds\u6d41\u4e1a\u52a1\u903b\u8f91\u5c01\u88c5
            \u3010SearchEngine\u3011\uff1a\u641c\u7d22\u5f15\u64ce\uff0c\u7528\u4e8e\u641c\u7d22\u6a21\u5757\u4e1a\u52a1\u903b\u8f91\u5c01\u88c5
            \u3010BaseDataEngine\u3011\uff1a\u901a\u7528\u6570\u636e\u5f15\u64ce\uff0c\u5c06\u5f15\u64ce\u7684\u901a\u7528\u5c42\u62bd\u79bb\u51fa\u6765\uff0c\u7b80\u5316\u901a\u7528\u4ee3\u7801
            \u3010EngineFactory\u3011\uff1a\u5f15\u64ce\u5de5\u5382\uff0c\u7528\u4e8e\u6a21\u5757\u8def\u7531\u5230\u5408\u9002\u7684\u5f15\u64ce
            \u8be5\u6a21\u5f0f\u4e0b\uff0c\u9488\u5bf9\u53ef\u80fd\u4e0d\u65ad\u7d2f\u52a0\u7684\u6a21\u5757\uff0c\u80fd\u5b8c\u6210\u5feb\u901f\u7684\u5f00\u53d1\u5e76\u6295\u5165\u4f7f\u7528\uff0c\u8be5\u6a21\u5f0f\u4e5f\u662f\u6bd4\u8f83\u901a\u7528\uff0c\u5927\u5bb6\u90fd\u4f1a\u9009\u62e9\u7684\u6a21\u5f0f\uff0c\u6211\u8fd9\u91cc\u5c31\u4e0d\u518d\u8fc7\u591a\u7684\u4e1a\u52a1\u9610\u8ff0\u4e86\uff0c\u5c31\u8bb2\u8bb2\u6211\u5bf9\u7b56\u7565\u6a21\u5f0f\u7684\u7406\u89e3\u5427\uff0c\u4e00\u63d0\u5230\u7b56\u7565\u6a21\u5f0f\uff0c\u6709\u4eba\u5c31\u89c9\u5f97\uff0c\u5b83\u7684\u4f5c\u7528\u662f\u907f\u514d if-else \u5206\u652f\u5224\u65ad\u903b\u8f91\u3002\u5b9e\u9645\u4e0a\uff0c\u8fd9\u79cd\u8ba4\u8bc6\u662f\u5f88\u7247\u9762\u7684\u3002\u7b56\u7565\u6a21\u5f0f\u4e3b\u8981\u7684\u4f5c\u7528\u8fd8\u662f\u89e3\u8026\uff0c\u63a7\u5236\u4ee3\u7801\u7684\u590d\u6742\u5ea6\uff0c\u8ba9\u6bcf\u4e2a\u90e8\u5206\u90fd\u4e0d\u81f3\u4e8e\u8fc7\u4e8e\u590d\u6742\u3001\u4ee3\u7801\u91cf\u8fc7\u591a\u3002\u9664\u6b64\u4e4b\u5916\uff0c\u5bf9\u4e8e\u590d\u6742\u4ee3\u7801\u6765\u8bf4\uff0c\u7b56\u7565\u6a21\u5f0f\u8fd8\u80fd\u8ba9\u5176\u6ee1\u8db3\u5f00\u95ed\u539f\u5219\uff0c\u6dfb\u52a0\u65b0\u7b56\u7565\u7684\u65f6\u5019\uff0c\u6700\u5c0f\u5316\u3001\u96c6\u4e2d\u5316\u4ee3\u7801\u6539\u52a8\uff0c\u51cf\u5c11\u5f15\u5165 bug \u7684\u98ce\u9669\u3002
            P.S. \u5b9e\u9645\u4e0a\uff0c\u8bbe\u8ba1\u539f\u5219\u548c\u601d\u60f3\u6bd4\u8bbe\u8ba1\u6a21\u5f0f\u66f4\u52a0\u666e\u9002\u548c\u91cd\u8981\u3002\u638c\u63e1\u4e86\u4ee3\u7801\u7684\u8bbe\u8ba1\u539f\u5219\u548c\u601d\u60f3\uff0c\u6211\u4eec\u80fd\u66f4\u6e05\u695a\u7684\u4e86\u89e3\uff0c\u4e3a\u4ec0\u4e48\u8981\u7528\u67d0\u79cd\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u5c31\u80fd\u66f4\u6070\u5230\u597d\u5904\u5730\u5e94\u7528\u8bbe\u8ba1\u6a21\u5f0f\u3002<\/p>\n
            \u53d6\u5de7\u7684\u529f\u80fd\u8bbe\u8ba1<\/h2>\n
            \u51d1\u5355\u8d2d\u7269\u8f66\u90e8\u5206<\/h3>\n
            \u8bbe\u8ba1\u7684\u80cc\u666f<\/h4>\n
            \u51d1\u5355\u662f\u8de8\u5e97\u4f18\u60e0\u5de5\u5177\u4f7f\u7528\u94fe\u8def\u4e0a\u7684\u6838\u5fc3\u73af\u8282\uff0c\u7528\u6237\u5bf9\u51d1\u5355\u6709\u5f88\u9ad8\u7684\u8bc9\u6c42\uff0c\u4f46\u76ee\u524d\u7531\u4e8e\u51d1\u5355\u9875\u4e0d\u652f\u6301\u5b9e\u65f6\u51d1\u5355\u8fdb\u5ea6\u63d0\u793a\u7b49\u95ee\u9898\uff0c\u5bfc\u81f4\u7528\u6237\u51d1\u5355\u4f53\u9a8c\u8f83\u5dee\uff0c\u4e9f\u9700\u4f18\u5316\u51d1\u5355\u4f53\u9a8c\u8fdb\u800c\u63d0\u5347\u6d41\u91cf\u8f6c\u5316\u6548\u7387\u3002\u4f46\u7531\u4e8e\u67d0\u4e9b\u539f\u56e0\uff0c\u6211\u4eec\u4e0d\u5f97\u4e0d\u72ec\u7acb\u5f00\u53d1\u4e00\u5957\u51d1\u5355\u8d2d\u7269\u8f66\uff0c\u540c\u65f6\u52a0\u4e0a\u51d1\u5355\u8fdb\u5ea6\uff0c\u5176\u4e2d\u5546\u54c1\u6570\u636e\u6e90\u4ee5\u53ca\u52a8\u6001\u8ba1\u7b97\u80fd\u529b\u8fd8\u662f\u4f7f\u7528\u7684\u6dd8\u5b9d\u8d2d\u7269\u8f66\u3002<\/p>\n
            \u57fa\u672c\u6846\u67b6\u7ed3\u6784\u8bbe\u8ba1<\/h4>\n
            \u51d1\u5355\u9875\u8d2d\u7269\u8f66\u662f\u9700\u8981\u5c55\u793a\u6ee1\u8db3\u67d0\u4e2a\u8de8\u5e97\u6ee1\u51cf\u6d3b\u52a8\u7684\u5546\u54c1\uff08\u5957\u8d2d\u540c\u7406\uff09\uff0c\u6211\u4e0d\u80fd\u76f4\u63a5\u4f7f\u7528\u8d2d\u7269\u8f66\u7684\u63a5\u53e3\u76f4\u63a5\u8fd4\u56de\u6240\u6709\u5546\u54c1\u6570\u636e\u4ee5\u53ca\u4f18\u60e0\u660e\u7ec6\u3002\u6240\u4ee5\u6211\u8fd9\u91cc\u5c06\u8d2d\u7269\u8f66\u7684\u8bbf\u95ee\u62c6\u6210\u4e86\u4e24\u4e2a\u90e8\u5206\uff0c\u7b2c\u4e00\u6b65\u5148\u901a\u8fc7\u8d2d\u7269\u8f66\u7684data.query\u63a5\u53e3\u67e5\u8be2\u51fa\u8be5\u7528\u6237\u6240\u6709\u52a0\u8d2d\u7684\u5546\u54c1\uff08\u8be5\u5546\u54c1\u6570\u636e\u53ea\u6709id\uff0c\u6570\u91cf\uff0c\u65f6\u95f4\u76f8\u5173\u7684\u4fe1\u606f\uff09\u3002\u5728\u51d1\u5355\u9875\u5148\u8fdb\u884c\u4e00\u6b21\u6d3b\u52a8\u5546\u54c1\u8fc7\u6ee4\u540e\uff0c\u518d\u5c06\u5269\u4f59\u7684\u5546\u54c1\u8c03\u7528\u8d2d\u7269\u8f66\u7684\u52a8\u6001\u8ba1\u7b97\u63a5\u53e3\uff0c\u5b8c\u6210\u6574\u4e2a\u51d1\u5355\u8d2d\u7269\u8f66\u5185\u6240\u6709\u6570\u636e\u7684\u5c55\u793a\u3002\u6d41\u7a0b\u5982\u4e0b\uff1a
            \"\u56fe\u7247\"<\/p>\n
            \u5206\u9875\u6392\u5e8f\u8bbe\u8ba1<\/h4>\n
            \u5927\u4fc3\u671f\u95f4\uff0c\u8d2d\u7269\u8f66\u5927\u90e8\u5206\u52a0\u8d2d\u7684\u54c1\u90fd\u662f\u6ee1\u8db3\u8de8\u5e97\u6ee1\u51cf\u6d3b\u52a8\u7684\uff0c\u5982\u679c\u6bcf\u6b21\u90fd\u6240\u6709\u7684\u5546\u54c1\u53c2\u4e0e\u52a8\u6001\u8ba1\u7b97\u5e76\u4e00\u6b21\u8fd4\u56de\uff0c\u6027\u80fd\u4f1a\u975e\u5e38\u7684\u5dee\uff0c\u6240\u4ee5\u8fd9\u91cc\u5c31\u9700\u8981\u505a\u5230\u5206\u9875\uff0c\u9875\u9762\u5c55\u793a\u5982\u679c\u6d89\u53ca\u5230\u4e86\u5206\u9875\uff0c\u96be\u5ea6\u7cfb\u6570\u5c06\u6210\u500d\u7684\u4e0a\u5347\u3002\u9996\u5148\u6211\u4eec\u6765\u770b\u51d1\u5355\u8d2d\u7269\u8f66\u7684\u6392\u5e8f\u9700\u6c42\uff1a<\/p>\n
              \n
            • \u9996\u6b21\u8fdb\u5165\u51d1\u5355\u9875\u5546\u54c1\u7684\u987a\u5e8f\u9700\u8981\u548c\u8d2d\u7269\u8f66\u4fdd\u6301\u4e00\u81f4
              \u540c\u4e00\u4e2a\u5e97\u94fa\u7684\u9700\u8981\u653e\u5728\u4e00\u8d77\uff0c\u6309\u52a0\u8d2d\u65f6\u95f4\u5012\u5e8f\u6392
              \u5e97\u94fa\u95f4\u6309\u6700\u65b0\u52a0\u8d2d\u7684\u67d0\u4e2a\u5546\u54c1\u7684\u52a0\u8d2d\u65f6\u95f4\u5012\u5e8f\u6392<\/li>\n
            • \u5982\u679c\u662f\u4ece\u67d0\u4e2a\u5e97\u94fa\u70b9\u8fdb\u6765\u7684\uff0c\u8be5\u5e97\u94fa\u9700\u8981\u5728\u51d1\u5355\u9875\u7f6e\u9876\uff0c\u5e76\u4e3b\u52a8\u52fe\u9009<\/li>\n
            • \u5982\u679c\u8fc7\u7a0b\u4e2d\u53d1\u73b0\u6709\u65b0\u52a0\u5165\u7684\u54c1\uff0c\u8be5\u54c1\u9700\u8981\u7f6e\u9876\uff08\u4e0d\u7528\u5c06\u8be5\u5e97\u94fa\u7684\u5176\u4ed6\u54c1\u7f6e\u9876\uff09<\/li>\n
            • \u5982\u679c\u8fc7\u7a0b\u4e2d\u53d1\u73b0\u6709\u5931\u6548\u7684\u5546\u54c1\u9700\u8981\u6c89\u5e95\uff08\u653e\u5230\u6700\u540e\u4e00\u9875\u5e76\u6c89\u5e95\uff09<\/li>\n
            • \u5982\u679c\u8fc7\u7a0b\u4e2d\u53d1\u73b0\u6709\u5931\u6548\u7684\u54c1\u8f6c\u6210\u751f\u6548\uff0c\u9700\u79fb\u4e0a\u6765<\/li>\n<\/ul>\n
              \u96be\u70b9\u5206\u6790<\/strong><\/p>\n
                \n
              • \u6392\u5e8f\u5e76\u4e0d\u662f\u7b80\u5355\u7684\u6309\u7167\u65f6\u95f4\u7ef4\u5ea6\u6392\uff0c\u589e\u52a0\u7684\u5e97\u94fa\u7ef4\u5ea6\uff0c\u4ee5\u53ca\u5e97\u94fa\u7f6e\u9876\u7684\u80fd\u529b<\/li>\n
              • \u6211\u4eec\u6ca1\u6709\u81ea\u5df1\u7684\u6570\u636e\u6e90\uff0c\u6bcf\u6b21\u67e5\u51fa\u6765\u90fd\u5f97\u91cd\u65b0\u6392\u5e8f<\/li>\n
              • \u7b2c\u4e00\u6b21\u8fdb\u5165\u7684\u6392\u5e8f\u548c\u540e\u7eed\u65b0\u52a0\u8d2d\u7684\u5546\u54c1\u6392\u5e8f\u4e0d\u540c<\/li>\n
              • \u652f\u6301\u5206\u9875<\/li>\n<\/ul>\n
                \u6280\u672f\u65b9\u6848<\/strong>
                \u9996\u5148\u80fd\u60f3\u5230\u7684\u5c31\u662f\u627e\u4e2a\u5730\u65b9\u5b58\u4e00\u4e0b\u6392\u5e8f\u597d\u7684\u987a\u5e8f\uff0c\u7b2c\u4e00\u9009\u62e9\u80af\u5b9a\u662f\u4f7f\u7528redis\uff0c\u4f46\u6839\u636e\u8bc4\u4f30\u5982\u679c\u6309\u7528\u6237\u7ef4\u5ea6\u53bb\u5b58\u50a8\u5546\u54c1\u987a\u5e8f\uff0c\u4ebf\u7ea7\u7684\u7528\u6237\u91cf * \u6d3b\u52a8\u91cf\u9700\u8981\u8017\u8d39\u51e0\u767eG\u7684\u7f13\u5b58\u5bb9\u91cf\uff0c\u540c\u65f6\u8fd8\u9700\u8981\u7ef4\u62a4\u8be5\u7f13\u5b58\u7684\u751f\u547d\u5468\u671f\uff0c\u76f8\u5bf9\u8fd8\u662f\u6bd4\u8f83\u9ebb\u70e6\u3002\u8fd9\u79cd\u7528\u6237\u7ef4\u5ea6\u7684\u7f13\u5b58\u6700\u597d\u662f\u901a\u8fc7\u5ba2\u6237\u7aef\u6765\u8fdb\u884c\u7f13\u5b58\uff0c\u6211\u8be5\u5982\u4f55\u5229\u7528\u524d\u7aef\u6765\u505a\u8be5\u7f13\u5b58\uff0c\u5e76\u8ba9\u524d\u7aef\u65e0\u611f\u77e5\u5462\uff1f\u4ee5\u4e0b\u662f\u6211\u7684\u63a5\u53e3\u8bbe\u8ba1\uff1a<\/p>\n\n\n\n\n\n\n\n\n
                itemList<\/th>\n[{“cartId”: 11111,”quantity”:50,”checked”: \u662f\u5426\u52fe\u9009}]<\/th>\n\u5f53\u524d\u6240\u6709\u524d\u7aef\u7684\u54c1<\/th>\n<\/tr>\n<\/thead>\n
                sign<\/td>\n{}<\/td>\n\u6807\u5fd7\uff0c\u524d\u7aef\u4e0d\u9700\u8981\u5173\u6ce8\u91cc\u9762\u7684\u4e1c\u897f\uff0c\u540e\u7aef\u8fd4\u56de\u76f4\u63a5\u4f20\uff0c\u5982\u679c\u6ca1\u6709\u5c31\u4e0d\u4f20<\/td>\n<\/tr>\n
                next<\/td>\ntrue<\/td>\n\u662f\u5426\u7ee7\u7eed\u52a0\u8f7d<\/td>\n<\/tr>\n
                allChecked<\/td>\ntrue<\/td>\n\u662f\u5426\u5168\u9009<\/td>\n<\/tr>\n
                handle<\/td>\n[{“cartId”:1111,”quantity”: 5\uff0c”checked”:true,”type”: modify}]<\/td>\ntype=modify\u66f4\u65b0\uff0cchecked\u52fe\u9009\uff0cnonChecked\u53bb\u6389\u52fe\u9009<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
                \u5176\u4e2dsign\u5bf9\u8c61\u670d\u52a1\u7aef\u8fd4\u56de\u7ed9\u524d\u7aef\uff0c\u4e0b\u4e00\u6b21\u8bf7\u6c42\u9700\u8981\u5c06sign\u5bf9\u8c61\u539f\u5c01\u4e0d\u52a8\u7684\u4f20\u7ed9\u670d\u52a1\u7aef\uff0csign\u4e2d\u5b58\u50a8\u4e86\u5206\u9875\u4fe1\u606f\uff0c\u4ee5\u53ca\u9700\u8981\u5546\u54c1\u7684\u6392\u5e8f\uff0csign\u5bf9\u8c61\u5982\u4e0b\uff1a<\/p>\n
                public class Sign {\n    \/**\n     * \u5df2\u52a0\u8f7d\u5230\u5230\u6743\u91cd\n     *\/\n    private Integer weight;\n\n    \/**\n     * \u672c\u6b21\u67e5\u8be2\u8d2d\u7269\u8f66\u5546\u54c1\u6700\u665a\u52a0\u8d2d\u65f6\u95f4\n     *\/\n    private Long endTime;\n\n    \/**\n     * \u4e0a\u4e00\u6b21\u67e5\u8be2\u8d2d\u7269\u8f66\u6240\u6709\u6392\u5e8f\u597d\u7684\u5546\u54c1\n     *\/\n    private List<CartItemData> activityItemList;\n}<\/code><\/pre>\n
                \u5177\u4f53\u65b9\u6848<\/strong><\/p>\n
                  \n
                • \u9996\u6b21\u8fdb\u5165\u6309\u5546\u54c1\u52a0\u8d2d\u65f6\u95f4\u4ee5\u53ca\u5e97\u94fa\u7ef4\u5ea6\u505a\u597d\u521d\u59cb\u6392\u5e8f\uff0c\u5e76\u6807\u8bb0weight\uff08\u7b2c\u4e00\u4e2a200\uff0c\u7b2c\u4e8c\u4e2a199\uff0c\u4f9d\u6b21\u7c7b\u63a8\uff09\uff0c\u5e76\u4fdd\u5b58\u5728sign\u5bf9\u8c61\u7684activityItemList\u4e2d\uff0c\u53d6\u7b2c\u4e00\u9875\u6570\u636e\uff0c\u5e76\u5c06\u8be5\u9875\u6700\u5c0fweight\u548c\u6240\u6709\u5546\u54c1\u7684\u6700\u665a\u52a0\u8d2d\u65f6\u95f4endTime\u540c\u6b65\u8bb0\u5f55\u5230sign\u4e2d\u3002\u5e76\u5c06sign\u8fd4\u56de\u7ed9\u524d\u7aef<\/li>\n
                • \u524d\u7aef\u5728\u52a0\u8f7d\u4e0b\u4e00\u9875\u65f6\u5c06\u4e0a\u6b21\u8bf7\u6c42\u540e\u7aef\u8fd4\u56de\u7684sign\u5b57\u6bb5\u91cd\u65b0\u4f20\u7ed9\u540e\u7aef\uff0c\u540e\u7aef\u6839\u636esign\u4e2d\u7684weight\u5927\u5c0f\u5224\u65ad\uff0c\u4f9d\u6b21\u53d6\u4e0b\u4e00\u9875\u6570\u636e\uff0c\u540c\u65f6\u5c06\u6700\u65b0\u7684\u6700\u5c0fweight\u5199\u5165sign\uff0c\u8fd4\u56de\u7ed9\u524d\u7aef\u3002<\/li>\n
                • \u671f\u95f4\u5982\u679c\u53d1\u73b0\u6709\u5546\u54c1\u7684\u52a0\u8d2d\u65f6\u95f4\u5927\u4e8esign\u4e2d\u7684endTime\uff0c\u5219\u4e3b\u52a8\u5c06\u5176\u7f6e\u9876\uff0cweight\u4f7f\u7528\u9ed8\u8ba4\u6700\u5927\u6570\u5b57200\u3002<\/li>\n
                • \u7531\u4e8e\u5728\u6392\u5e8f\u65f6\u65e0\u6cd5\u77e5\u9053\u5546\u54c1\u662f\u5426\u5931\u6548\u4ee5\u53ca\u80fd\u591f\u52fe\u9009\uff0c\u6240\u4ee5\u9700\u8981\u5728\u5546\u54c1\u8865\u5168\u540e\uff08\u8c03\u7528\u8d2d\u7269\u8f66\u7684\u52a8\u6001\u8ba1\u7b97\u63a5\u53e3\uff09\u91cd\u65b0\u5bf9\u5931\u6548\u5546\u54c1\u6392\u5e8f\u3002
                  \u5982\u679c\u672c\u9875\u6ca1\u6709\u5931\u6548\u7684\u54c1\uff0c\u4e0d\u505a\u5904\u7406
                  \u5982\u679c\u672c\u9875\u5168\u662f\u5931\u6548\u7684\u54c1\uff0c\u4e0d\u505a\u5904\u7406\uff08\u4e3a\u4e86\u5904\u7406\u6700\u540e\u51e0\u9875\u90fd\u662f\u5931\u6548\u54c1\u7684\u60c5\u51b5\uff09
                  \u5982\u679c\u6709\u4e0b\u4e00\u9875\uff0c\u5c06\u5931\u6548\u7684\u54c1\u653e\u5230\u540e\u9762\u9875\u6c89\u5e95
                  \u5982\u679c\u5f53\u524d\u9875\u662f\u6700\u540e\u4e00\u9875\uff0c\u5219\u76f4\u63a5\u6c89\u5e95<\/li>\n<\/ul>\n
                  \u65b9\u6848\u65f6\u5e8f\u56fe\u5982\u4e0b\uff1a
                  \"\u56fe\u7247\"<\/p>\n
                  \u5546\u54c1\u52fe\u9009\u8bbe\u8ba1<\/h4>\n
                  \u8d2d\u7269\u8f66\u7684\u5546\u54c1\u52fe\u9009\u540e\u5c31\u4f1a\u51fa\u73b0\u52fe\u9009\u5546\u54c1\u7684\u4e0b\u5355\u4ef7\u683c\u4ee5\u53ca\u80fd\u4eab\u53d7\u7684\u5404\u7c7b\u4f18\u60e0\uff0c\u52fe\u9009\u60c5\u51b5\u4e3b\u8981\u5206\u4e3a\uff1a<\/p>\n
                    \n
                  • \u52fe\u9009\u3001\u53cd\u52fe\u9009\u3001\u5168\u9009<\/li>\n
                  • \u5168\u9009\u60c5\u51b5\u4e0b\u52a0\u8f7d\u4e0b\u4e00\u9875<\/li>\n
                  • \u52fe\u9009\u7684\u5546\u54c1\u6570\u91cf\u53d8\u5316<\/li>\n<\/ul>\n
                    \u6548\u679c\u56fe\u5982\u4e0b\uff1a
                    \"\u56fe\u7247\"
                    \u96be\u70b9<\/strong><\/p>\n
                      \n
                    • \u52fe\u9009\u7684\u54c1\u8d8a\u591a\uff0c\u52a8\u6001\u8ba1\u7b97\u7684rt\u8d8a\u957f\uff0c\u5f5350\u4e2a\u54c1\u4e00\u8d77\u52fe\u9009\uff0c\u9875\u9762\u63a5\u53e3\u8fd4\u56de\u65f6\u95f4\u5c06\u8fd11.5s<\/li>\n
                    • \u5168\u9009\u7684\u60c5\u51b5\u4e0b\uff0c\u4e0b\u62c9\u52a0\u8f7d\u9700\u8981\u5c06\u65b0\u52a0\u8f7d\u51fa\u6765\u7684\u54c1\u4e3b\u52a8\u52fe\u9009\u4e0a<\/li>\n
                    • \u5c3d\u53ef\u80fd\u7684\u51cf\u5c11\u8c03\u7528\u52a8\u6001\u8ba1\u7b97\uff08\u6bd4\u5982\u52a0\u8f7d\u975e\u52fe\u9009\u7684\u54c1\uff0c\u4fee\u6539\u975e\u52fe\u9009\u7684\u5546\u54c1\u6570\u91cf\uff09<\/li>\n<\/ul>\n
                      \u8bbe\u8ba1\u65b9\u6848<\/strong><\/p>\n
                        \n
                      • \u7531\u4e8e\u53ef\u80fd\u9700\u8981\u8ba1\u7b97\u6240\u6709\u52fe\u9009\u7684\u5546\u54c1\uff0c\u6240\u4ee5\u524d\u7aef\u9700\u8981\u5c06\u5f53\u524d\u6240\u6709\u5df2\u52a0\u8f7d\u7684\u5546\u54c1\u6570\u636e\u7684\u52fe\u9009\u72b6\u6001\u544a\u77e5\u670d\u52a1\u7aef<\/li>\n
                      • \u8d85\u8fc750\u4e2a\u52fe\u9009\u5546\u54c1\u65f6\uff0c\u4e0d\u518d\u8c03\u7528\u52a8\u6001\u8ba1\u7b97\u63a5\u53e3\uff0c\u76f4\u63a5\u7528\u672c\u5730\u4ef7\u683c\u8ba1\u7b97\u603b\u4ef7\uff0c\u540c\u65f6\u964d\u7ea7\u4f18\u60e0\u660e\u7ec6\u548c\u51d1\u5355\u8fdb\u5ea6<\/li>\n
                      • \u524d\u7aef\u6839\u636e\u540e\u7aef\u8fd4\u56de\u7ed3\u679c\u8fdb\u884c\u5408\u5e76\u64cd\u4f5c\uff0c\u51cf\u5c11\u4e0d\u5fc5\u8981\u7684\u8ba1\u7b97\u5f00\u9500<\/li>\n<\/ul>\n
                        \u6574\u4f53\u903b\u8f91\u5982\u4e0b\uff1a
                        \"\u56fe\u7247\"
                        \u540c\u65f6\u9488\u5bf9\u52fe\u9009\u5904\u7406\uff0c\u6211\u5c06\u5404\u7c7b\u83b7\u53d6\u5546\u54c1\u4fe1\u606f\u7684\u52a8\u4f5c\u5c01\u88c5\u8fdb\u9886\u57df\u6a21\u578b\u4e2d\uff08\u6bd4\u5982\u5df2\u52fe\u9009\u54c1\uff0c\u5168\u90e8\u54c1\uff0c\u4e0b\u4e00\u9875\u54c1\uff0c\u64cd\u4f5c\u7684\u54c1\uff0c\u65b9\u4fbf\u590d\u7528\uff0c\u2b06\ufe0f\u4ee3\u7801\u8bbe\u8ba1\u5df2\u7ecf\u8bb2\u8fc7\uff09\uff0c\u83b7\u53d6\u5404\u7c7b\u5546\u54c1\u7684\u903b\u8f91\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
                        List<CartItemData> activityItemList = cartData.getActivityItemList();\nMap<Long, CartItem> alreadyMap = requestContext.getAlreadyMap();\nMap<Long, CartItem> checkedItemMap = requestContext.getCheckedItemMap();\nMap<Long, CartItemData> addNextItemMap = Optional.ofNullable(cartData.getAddNextItemList())\n    .map(o -> o.stream().collect(Collectors.toMap(CartItemData::getCartId, Function.identity())))\n    .orElse(Collections.emptyMap());\nMap<Long, HandleItem> checkedHandleMap = context.getCheckedHandleMap();\nMap<Long, HandleItem> nonCheckedHandleMap = context.getNonCheckedHandleMap();\nMap<Long, HandleItem> modifyHandleMap = context.getModifyHandleMap();<\/code><\/pre>\n
                        \u52fe\u9009\u5904\u7406\u7684\u903b\u8f91\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n
                        boolean calculateAllChecked = isCalculateAllChecked(context, activityItemList);\nactivityItemList.forEach(v -> {\n    CartItemDetail cartItemDetail = CartItemDetail.build(v);\n    \/\/ \u65b0\u52a0\u5165\u7684\u54c1\uff0c\u52a0\u5165\u52a8\u6001\u8ba1\u7b97\u5217\u8868\uff0c\u5e76\u52fe\u9009\n    if (v.getLastAddTime() > context.getEndTime()) {\n        cartItemDetail.setChecked(true);\n        cartData.addCalculateItem(cartItemDetail);\n        \/\/ \u52fe\u9009\u64cd\u4f5c\u7684\u54c1\uff0c\u52a0\u5165\u52a8\u6001\u8ba1\u7b97\u5217\u8868\uff0c\u5e76\u52fe\u9009\n    } else if (checkedHandleMap.containsKey(v.getCartId())) {\n        cartItemDetail.setChecked(true);\n        cartData.addCalculateItem(cartItemDetail);\n        \/\/ \u53d6\u6d88\u52fe\u9009\u7684\u54c1\uff0c\u52a0\u5165\u52a8\u6001\u8ba1\u7b97\u5217\u8868\uff0c\u5e76\u53bb\u52fe\u9009\n    } else if (nonCheckedHandleMap.containsKey(v.getCartId())) {\n        cartItemDetail.setChecked(false);\n        cartData.addCalculateItem(cartItemDetail);\n        \/\/ \u52fe\u9009\u5546\u54c1\u7684\u6570\u91cf\u4fee\u6539\uff0c\u52a0\u5165\u52a8\u6001\u8ba1\u7b97\n    } else if (modifyHandleMap.containsKey(v.getCartId())) {\n        cartItemDetail.setChecked(modifyHandleMap.get(v.getCartId()).getChecked());\n        cartData.addCalculateItem(cartItemDetail);\n        \/\/ \u52a0\u8f7d\u4e0b\u4e00\u9875\uff0c\u52a0\u5165\u52a8\u6001\u8ba1\u7b97\uff0c\u5982\u679c\u662f\u5168\u9009\u52a8\u4f5c\u4e0b\uff0c\u5219\u5c06\u8be5\u9875\u5546\u54c1\u52fe\u9009\n    } else if (addNextItemMap.containsKey(v.getCartId())) {\n        if (context.isAllChecked()) {\n            cartItemDetail.setChecked(true);\n        }\n        cartData.addCalculateItem(cartItemDetail);\n        \/\/ \u5224\u65ad\u662f\u5426\u9700\u8981\u5c06\u4e4b\u524d\u6240\u6709\u52fe\u9009\u7684\u5546\u54c1\u52a0\u5165\u52a8\u6001\u8ba1\u7b97\n    } else if (calculateAllChecked && checkedItemMap.containsKey(v.getCartId())) {\n        cartItemDetail.setChecked(true);\n        cartData.addCalculateItem(cartItemDetail);\n    }\n});<\/code><\/pre>\n
                        P.S.  \u8fd9\u91cc\u53ef\u80fd\u6709\u4eba\u4f1a\u53d1\u73b0\uff0c\u8fd9\u4e48\u591a\u7684if-else\u5c31\u89c9\u5f97\u5b83\u662f\u70c2\u4ee3\u7801\u3002\u5982\u679c if-else \u5206\u652f\u5224\u65ad\u4e0d\u590d\u6742\u3001\u4ee3\u7801\u4e0d\u591a\uff0c\u8fd9\u5e76\u6ca1\u6709\u4efb\u4f55\u95ee\u9898\uff0c\u6bd5\u7adf if-else \u5206\u652f\u5224\u65ad\u51e0\u4e4e\u662f\u6240\u6709\u7f16\u7a0b\u8bed\u8a00\u90fd\u4f1a\u63d0\u4f9b\u7684\u8bed\u6cd5\uff0c\u5b58\u5728\u5373\u6709\u7406\u7531\u3002\u9075\u5faa KISS \u539f\u5219\uff0c\u600e\u4e48\u7b80\u5355\u600e\u4e48\u6765\uff0c\u5c31\u662f\u6700\u597d\u7684\u8bbe\u8ba1\u3002\u975e\u5f97\u7528\u7b56\u7565\u6a21\u5f0f\uff0c\u641e\u51fa n \u591a\u7c7b\uff0c\u53cd\u5012\u662f\u4e00\u79cd\u8fc7\u5ea6\u8bbe\u8ba1\u3002<\/p>\n
                        \u8425\u9500\u5546\u54c1\u5f15\u64cekey\u8bbe\u8ba1<\/h3>\n
                        \u8bbe\u8ba1\u7684\u80cc\u666f<\/h4>\n
                        \u8de8\u5e97\u6ee1\u51cf\u548c\u54c1\u7c7b\u5238\u4ece\u5f15\u64ce\u4e2d\u7b5b\u9009\u662f\u901a\u8fc7couponTagId + couponValue\u6765\u53ec\u56de\u7684\uff0ccouponTagId\u662fump\u7684\u6d3b\u52a8id\uff0ccouponValue\u5219\u662f\u8bb0\u5f55\u4e86\u6ee1\u51cf\u4fe1\u606f\u3002\u968f\u7740\u9700\u6c42\u7684\u8fed\u4ee3\uff0c\u6211\u4eec\u9700\u8981\u5c55\u793a\u6ee1\u8db3\u8de8\u5e97\u6ee1\u51cf\u5e76\u540c\u65f6\u6ee1\u8db3\u5176\u4ed6\u8425\u9500\u73a9\u6cd5\uff08\u6bd4\u5982\u9650\u65f6\u79d2\u6740\uff09\u7684\u5546\u54c1\uff0c\u8fd9\u91cc\u6211\u4eec\u5df2\u7ecf\u80fd\u7b5b\u9009\u51fa\u6ee1\u8db3\u8de8\u5e97\u6ee1\u51cf\u7684\u54c1\uff0c\u4f46\u5982\u679c\u7b5b\u9009\u51fa\u5f53\u524d\u6b63\u5728\u751f\u6548\u7684\u9650\u65f6\u79d2\u6740\u7684\u54c1\u5462\uff1f
                        \"\u56fe\u7247\"<\/p>\n
                        \u8be6\u7ec6\u7d22\u5f15\u8bbe\u8ba1<\/h4>\n
                        \u5bfc\u8d2d\u7684\u53ec\u56de\u4e3b\u8981\u4f9d\u8d56\u5012\u6392\u7d22\u5f15\uff0c\u800c\u6211\u4eec\u79d2\u6740\u5546\u54c1\u53ec\u56de\u7684\u5173\u952e\u662f\u6b63\u5728\u751f\u6548\uff0c\u6240\u4ee5\u6211\u7684\u8bbe\u60f3\u662f\u5c06\u65f6\u95f4\u5199\u5165key\u4e2d\uff0c\u5c31\u6709\u4e86\u5982\u4e0b\u8bbe\u8ba1\uff1a
                        \u5b57\u6bb5\u793a\u4f8b\uff1amkt_fn_t_60_08200000_60<\/p>\n\n\n\n\n\n\n\n\n\n
                        index<\/td>\n\u4f8b\u5b50<\/td>\n\u63cf\u8ff0<\/td>\n<\/tr>\n
                        0<\/td>\nmkt<\/td>\n\u8425\u9500\u5de5\u5177\u5e73\u53f0<\/td>\n<\/tr>\n
                        1<\/td>\nfn<\/td>\n\u524dN<\/td>\n<\/tr>\n
                        2<\/td>\nt<\/td>\n\u524dN\u5206\u949f<\/td>\n<\/tr>\n
                        3<\/td>\n60<\/td>\n\u5f00\u59cb\u524d60\u5206\u949f\u4e3a\u9884\u70ed\u65f6\u95f4<\/td>\n<\/tr>\n
                        4<\/td>\n08200000<\/td>\n8\u670820\u53f70\u70b90\u5206<\/td>\n<\/tr>\n
                        5<\/td>\n60<\/td>\n\u5f00\u59cb\u540e60\u5206\u949f\u4e3a\u7ed3\u675f\u65f6\u95f4<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
                        \u4f7f\u7528\u65b9\u53ef\u4ee5\u904d\u5386\u5f53\u524d\u6240\u6709key\uff0c\u672c\u5730\u8ba1\u7b97\u51fa\u5f53\u524d\u6b63\u5728\u751f\u6548\u7684key\u518d\u8fdb\u884c\u53ec\u56de\uff0c\u5177\u4f53\u7ec6\u8282\u8fd9\u91cc\u5c31\u4e0d\u505a\u9610\u8ff0\u4e86<\/p>\n
                        \u6700\u540e\u7684\u603b\u7ed3<\/h2>\n
                        \u8bbe\u8ba1\u7684\u521d\u8877\u662f\u63d0\u9ad8\u4ee3\u7801\u8d28\u91cf<\/h3>\n
                        \u6211\u4eec\u7ecf\u5e38\u4f1a\u8bb2\u5230\u4e00\u4e2a\u8bcd\uff1a\u521d\u5fc3\u3002\u8fd9\u8bcd\u8bf4\u7684\u5176\u5b9e\u5c31\u662f\uff0c\u4f60\u5230\u5e95\u662f\u4e3a\u4ec0\u4e48\u5e72\u8fd9\u4ef6\u4e8b\u3002\u4e0d\u7ba1\u8d70\u591a\u8fdc\u3001\u4ea7\u54c1\u7ecf\u8fc7\u591a\u5c11\u8fed\u4ee3\u3001\u8f6c\u53d8\u591a\u5c11\u6b21\u65b9\u5411\uff0c\u201c\u521d\u5fc3\u201d\u4e00\u822c\u90fd\u4e0d\u4f1a\u968f\u4fbf\u6539\u3002\u5b9e\u9645\u4e0a\uff0c\u5199\u4ee3\u7801\u4e5f\u662f\u5982\u6b64\u3002\u5e94\u7528\u8bbe\u8ba1\u6a21\u5f0f\u53ea\u662f\u65b9\u6cd5\uff0c\u6700\u7ec8\u7684\u76ee\u7684\u662f\u63d0\u9ad8\u4ee3\u7801\u7684\u8d28\u91cf\u3002\u5177\u4f53\u70b9\u8bf4\u5c31\u662f\uff0c\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3001\u53ef\u6269\u5c55\u6027\u3001\u53ef\u7ef4\u62a4\u6027\u7b49\u3002\u6240\u6709\u7684\u8bbe\u8ba1\u90fd\u662f\u56f4\u7ed5\u7740\u8fd9\u4e2a\u521d\u5fc3\u6765\u505a\u7684\u3002
                        \u6240\u4ee5\uff0c\u5728\u505a\u4ee3\u7801\u8bbe\u8ba1\u7684\u65f6\u5019\uff0c\u4e00\u5b9a\u8981\u5148\u95ee\u4e0b\u81ea\u5df1\uff0c\u4e3a\u4ec0\u4e48\u8981\u8fd9\u6837\u8bbe\u8ba1\uff0c\u4e3a\u4ec0\u4e48\u8981\u5e94\u7528\u8fd9\u79cd\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u8fd9\u6837\u505a\u662f\u5426\u80fd\u771f\u6b63\u5730\u63d0\u9ad8\u4ee3\u7801\u8d28\u91cf\uff0c\u80fd\u63d0\u9ad8\u4ee3\u7801\u8d28\u91cf\u7684\u54ea\u4e9b\u65b9\u9762\u3002\u5982\u679c\u81ea\u5df1\u5f88\u96be\u8bb2\u6e05\u695a\uff0c\u6216\u8005\u7ed9\u51fa\u7684\u7406\u7531\u90fd\u6bd4\u8f83\u7275\u5f3a\uff0c\u90a3\u57fa\u672c\u4e0a\u5c31\u53ef\u4ee5\u65ad\u5b9a\u8fd9\u662f\u4e00\u79cd\u8fc7\u5ea6\u8bbe\u8ba1\uff0c\u662f\u4e3a\u4e86\u8bbe\u8ba1\u800c\u8bbe\u8ba1\u3002<\/p>\n
                        \u8bbe\u8ba1\u7684\u8fc7\u7a0b\u662f\u5148\u6709\u95ee\u9898\u540e\u6709\u65b9\u6848<\/h3>\n
                        \u5728\u8bbe\u8ba1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u8981\u5148\u53bb\u5206\u6790\u4ee3\u7801\u5b58\u5728\u7684\u75db\u70b9\uff0c\u6bd4\u5982\u53ef\u8bfb\u6027\u4e0d\u597d\u3001\u53ef\u6269\u5c55\u6027\u4e0d\u597d\u7b49\u7b49\uff0c\u7136\u540e\u518d\u9488\u5bf9\u6027\u5730\u5229\u7528\u8bbe\u8ba1\u6a21\u5f0f\u53bb\u6539\u5584\uff0c\u800c\u4e0d\u662f\u770b\u5230\u67d0\u4e2a\u573a\u666f\u4e4b\u540e\uff0c\u89c9\u5f97\u8ddf\u4e4b\u524d\u5728\u67d0\u672c\u4e66\u4e2d\u770b\u5230\u7684\u67d0\u4e2a\u8bbe\u8ba1\u6a21\u5f0f\u7684\u5e94\u7528\u573a\u666f\u5f88\u76f8\u4f3c\uff0c\u5c31\u5957\u7528\u4e0a\u53bb\uff0c\u4e5f\u4e0d\u8003\u8651\u5230\u5e95\u5408\u4e0d\u5408\u9002\uff0c\u6700\u540e\u5982\u679c\u6709\u4eba\u95ee\u8d77\u4e86\uff0c\u5c31\u518d\u627e\u51e0\u4e2a\u4e0d\u75db\u4e0d\u75d2\u3001\u5f88\u4e0d\u5177\u4f53\u7684\u4f2a\u9700\u6c42\u6765\u642a\u585e\uff0c\u6bd4\u5982\u63d0\u9ad8\u4e86\u4ee3\u7801\u7684\u6269\u5c55\u6027\u3001\u6ee1\u8db3\u4e86\u5f00\u95ed\u539f\u5219\u7b49\u7b49\u3002<\/p>\n
                        \u8bbe\u8ba1\u7684\u5e94\u7528\u573a\u666f\u662f\u590d\u6742\u4ee3\u7801<\/h3>\n
                        \u8bbe\u8ba1\u6a21\u5f0f\u7684\u4e3b\u8981\u4f5c\u7528\u5c31\u662f\u89e3\u8026\uff0c\u4e5f\u5c31\u662f\u5229\u7528\u66f4\u597d\u7684\u4ee3\u7801\u7ed3\u6784\u5c06\u4e00\u5927\u5768\u4ee3\u7801\u62c6\u5206\u6210\u804c\u8d23\u66f4\u5355\u4e00\u7684\u5c0f\u7c7b\uff0c\u8ba9\u5176\u6ee1\u8db3\u9ad8\u5185\u805a\u4f4e\u8026\u5408\u7b49\u7279\u6027\u3002\u800c\u89e3\u8026\u7684\u4e3b\u8981\u76ee\u7684\u662f\u5e94\u5bf9\u4ee3\u7801\u7684\u590d\u6742\u6027\u3002\u8bbe\u8ba1\u6a21\u5f0f\u5c31\u662f\u4e3a\u4e86\u89e3\u51b3\u590d\u6742\u4ee3\u7801\u95ee\u9898\u800c\u4ea7\u751f\u7684\u3002
                        \u56e0\u6b64\uff0c\u5bf9\u4e8e\u590d\u6742\u4ee3\u7801\uff0c\u6bd4\u5982\u9879\u76ee\u4ee3\u7801\u91cf\u591a\u3001\u5f00\u53d1\u5468\u671f\u957f\u3001\u53c2\u4e0e\u5f00\u53d1\u7684\u4eba\u5458\u591a\uff0c\u6211\u4eec\u524d\u671f\u8981\u591a\u82b1\u70b9\u65f6\u95f4\u5728\u8bbe\u8ba1\u4e0a\uff0c\u8d8a\u662f\u590d\u6742\u4ee3\u7801\uff0c\u82b1\u5728\u8bbe\u8ba1\u4e0a\u7684\u65f6\u95f4\u5c31\u8981\u8d8a\u591a\u3002\u4e0d\u4ec5\u5982\u6b64\uff0c\u6bcf\u6b21\u63d0\u4ea4\u7684\u4ee3\u7801\uff0c\u90fd\u8981\u4fdd\u8bc1\u4ee3\u7801\u8d28\u91cf\uff0c\u90fd\u8981\u7ecf\u8fc7\u8db3\u591f\u7684\u601d\u8003\u548c\u7cbe\u5fc3\u7684\u8bbe\u8ba1\uff0c\u8fd9\u6837\u624d\u80fd\u907f\u514d\u70c2\u4ee3\u7801\u3002
                        \u76f8\u53cd\uff0c\u5982\u679c\u4f60\u53c2\u4e0e\u7684\u53ea\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u9879\u76ee\uff0c\u4ee3\u7801\u91cf\u4e0d\u591a\uff0c\u5f00\u53d1\u4eba\u5458\u4e5f\u4e0d\u591a\uff0c\u90a3\u7b80\u5355\u7684\u95ee\u9898\u7528\u7b80\u5355\u7684\u89e3\u51b3\u65b9\u6848\u5c31\u597d\uff0c\u4e0d\u8981\u5f15\u5165\u8fc7\u4e8e\u590d\u6742\u7684\u8bbe\u8ba1\u6a21\u5f0f\uff0c\u5c06\u7b80\u5355\u95ee\u9898\u590d\u6742\u5316\u3002<\/p>\n
                        \u6301\u7eed\u91cd\u6784\u80fd\u6709\u6548\u907f\u514d\u8fc7\u5ea6\u8bbe\u8ba1<\/h3>\n
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                        \u4e3a\u4e86\u907f\u514d\u9519\u8bef\u7684\u9884\u5224\u5bfc\u81f4\u8fc7\u5ea6\u8bbe\u8ba1\uff0c\u6211\u6bd4\u8f83\u559c\u6b22\u6301\u7eed\u91cd\u6784\u7684\u5f00\u53d1\u65b9\u6cd5\u3002\u6301\u7eed\u91cd\u6784\u4e0d\u4ec5\u4ec5\u662f\u4fdd\u8bc1\u4ee3\u7801\u8d28\u91cf\u7684\u91cd\u8981\u624b\u6bb5\uff0c\u4e5f\u662f\u907f\u514d\u8fc7\u5ea6\u8bbe\u8ba1\u7684\u6709\u6548\u65b9\u6cd5\u3002\u6211\u4e0a\u9762\u7684\u6838\u5fc3\u6d41\u7a0b\u5904\u7406\u7684\u6846\u67b6\u4ee3\u7801\uff0c\u4e5f\u662f\u5728\u4e00\u6b21\u53c8\u4e00\u6b21\u7684\u91cd\u6784\u4e2d\u624d\u5199\u51fa\u6765\u7684\u3002<\/p>\n
                        https:\/\/segmentfault.com\/a\/1190000042329913<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
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