{"id":31836,"date":"2025-04-22T09:50:59","date_gmt":"2025-04-22T01:50:59","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/31836.html"},"modified":"2025-04-22T09:50:59","modified_gmt":"2025-04-22T01:50:59","slug":"%e4%b8%8a%e6%b5%b7java%e9%87%87%e8%b4%ad%e4%be%9b%e5%ba%94%e9%93%be%e5%b2%97%e4%bd%8d%e9%9d%a2%e8%af%95%e7%83%ad%e9%97%a8%e9%97%ae%e9%a2%98%e8%a7%a3%e6%9e%90%ef%bc%9a5%e5%b9%b4%e7%bb%8f%e9%aa%8c","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/31836.html","title":{"rendered":"\u4e0a\u6d77Java\u91c7\u8d2d\u4f9b\u5e94\u94fe\u5c97\u4f4d\u9762\u8bd5\u70ed\u95e8\u95ee\u9898\u89e3\u6790\uff1a5\u5e74\u7ecf\u9a8c\u5f00\u53d1\u8005\u5fc5\u5907\u3010\u9879\u76ee\u5b9e\u6218\uff1a\u9488\u5bf9\u6708\u5e95\u5bfc\u51fa\u9886\u7528\u5355\u5bfc\u81f4\u670d\u52a1\u5668\u5d29\u6e83\u7684\u95ee\u9898\u3011"},"content":{"rendered":"<p>\u672c\u4eba\u8be6\u89e3 \u4f5c\u8005\uff1a\u738b\u6587\u5cf0\uff0c\u53c2\u52a0\u8fc7 CSDN 2020\u5e74\u5ea6\u535a\u5ba2\u4e4b\u661f\uff0c\u300aJava\u738b\u5927\u5e08\u738b\u5929\u5e08\u300b \u516c\u4f17\u53f7\uff1aJAVA\u5f00\u53d1\u738b\u5927\u5e08\uff0c\u4e13\u6ce8\u4e8e\u5929\u9053\u916c\u52e4\u7684 Java \u5f00\u53d1\u95ee\u9898\u4e2d\u56fd\u56fd\u5b66\u3001\u4f20\u7edf\u6587\u5316\u548c\u4ee3\u7801\u7231\u597d\u8005\u7684\u7a0b\u5e8f\u4eba\u751f\uff0c\u671f\u5f85\u4f60\u7684\u5173\u6ce8\u548c\u652f\u6301\uff01\u672c\u4eba\u5916\u53f7\uff1a\u795e\u79d8\u5c0f\u5cef \u5c71\u5cef  \u8f6c\u8f7d\u8bf4\u660e\uff1a\u52a1\u5fc5\u6ce8\u660e\u6765\u6e90\uff08\u6ce8\u660e\uff1a\u4f5c\u8005\uff1a\u738b\u6587\u5cf0\u54e6\uff09<\/p>\n<\/p>\n<h4><font color=\"#12a\">\u4e0a\u6d77Java\u91c7\u8d2d\u4f9b\u5e94\u94fe\u5c97\u4f4d\u9762\u8bd5\u70ed\u95e8\u95ee\u9898\u89e3\u6790\uff1a5\u5e74\u7ecf\u9a8c\u5f00\u53d1\u8005\u5fc5\u5907\u3010\u9879\u76ee\u5b9e\u6218\uff1a\u9488\u5bf9\u6708\u5e95\u5bfc\u51fa\u9886\u7528\u5355\u5bfc\u81f4\u670d\u52a1\u5668\u5d29\u6e83\u7684\u95ee\u9898\u3011<\/font><\/h4>\n<ul>\n<li><font color=\"#aa12\">\u5b66\u4e60\u6559\u7a0b\uff08\u4f20\u9001\u95e8\uff09<\/font><\/li>\n<li>\u4e0a\u6d77Java\u91c7\u8d2d\u4f9b\u5e94\u94fe\u5c97\u4f4d\u9762\u8bd5\u70ed\u95e8\u95ee\u9898\u89e3\u6790\uff1a5\u5e74\u7ecf\u9a8c\u5f00\u53d1\u8005\u5fc5\u5907<\/li>\n<li>\n<ul>\n<li>\u4e00\u3001\u4e1a\u52a1\u573a\u666f\u7c7b\u95ee\u9898<\/li>\n<li>\n<ul>\n<li>1. \u5982\u4f55\u8bbe\u8ba1\u4e00\u4e2a\u9ad8\u5e76\u53d1\u7684\u5e93\u5b58\u6263\u51cf\u7cfb\u7edf\uff1f<\/li>\n<li>2. \u91c7\u8d2d\u8ba2\u5355\u72b6\u6001\u673a\u5982\u4f55\u8bbe\u8ba1\uff1f<\/li>\n<li>3. \u4f9b\u5e94\u5546\u5bf9\u8d26\u7cfb\u7edf\u5982\u4f55\u4f18\u5316\u6027\u80fd\uff1f<\/li>\n<\/ul>\n<\/li>\n<li>\u4e8c\u3001\u5e95\u5c42\u539f\u7406\u7c7b\u95ee\u9898<\/li>\n<li>\n<ul>\n<li>1. \u5982\u4f55\u7528\u5206\u5e03\u5f0f\u9501\u89e3\u51b3\u4f9b\u5e94\u5546\u6570\u636e\u5e76\u53d1\u4fee\u6539\u95ee\u9898\uff1f<\/li>\n<li>2. \u91c7\u8d2d\u5408\u540c\u751f\u6210\u7684PDF\u5982\u4f55\u907f\u514d\u5185\u5b58\u6ea2\u51fa\uff1f<\/li>\n<li>3. \u5982\u4f55\u4fdd\u8bc1\u8de8\u7cfb\u7edf\u7684\u7269\u6d41\u6570\u636e\u6700\u7ec8\u4e00\u81f4\u6027\uff1f<\/li>\n<\/ul>\n<\/li>\n<li>\u4e09\u3001\u7efc\u5408\u95ee\u9898\uff1a\u91c7\u8d2d\u7cfb\u7edf\u7684\u5fae\u670d\u52a1\u67b6\u6784\u8bbe\u8ba1<\/li>\n<li>\n<ul>\n<li>\u95ee\u9898<\/li>\n<\/ul>\n<\/li>\n<li>\u56db\u3001\u9762\u8bd5\u52a0\u5206\u9879<\/li>\n<li>\u4e94\u3001\u9879\u76ee\u5b9e\u6218\uff1a\u9488\u5bf9\u6708\u5e95\u5bfc\u51fa\u9886\u7528\u5355\u5bfc\u81f4\u670d\u52a1\u5668\u5d29\u6e83\u7684\u95ee\u9898<\/li>\n<\/ul>\n<\/li>\n<li><font color=\"#aa12\">\u5b66\u4e60\u6559\u7a0b\uff08\u4f20\u9001\u95e8\uff09<\/font><\/li>\n<li><font color=\"#56aaa\">\u5f80\u671f\u6587\u7ae0<\/font><\/li>\n<\/ul>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250422015057-6806f601b3949.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"><\/p>\n<h2><font color=\"#aa12\">\u5b66\u4e60\u6559\u7a0b\uff08\u4f20\u9001\u95e8\uff09<\/font><\/h2>\n<p>1\u3001\u638c\u63e1 JAVA\u5165\u95e8\u5230\u8fdb\u9636\u77e5\u8bc6(<font color=\"blue\">\u6301\u7eed\u5199\u4f5c\u4e2d\u2026\u2026<\/font>\uff09 2\u3001\u5b66\u4f1aOracle\u6570\u636e\u5e93\u7528\u6cd5(<font color=\"red\">\u521b\u4f5c\u4e2d\u2026\u2026<\/font>\uff09 3\u3001\u624b\u628a\u624b\u6559\u4f60vbs\u811a\u672c\u5236\u4f5c(<font color=\"red\">\u5b8c\u5584\u4e2d\u2026\u2026<\/font>\uff09 4\u3001\u725b\u903c\u54c4\u54c4\u7684 IDEA\u7f16\u7a0b\u5229\u5668(<font color=\"#4ascd12\">\u7f16\u5199\u4e2d\u2026\u2026<\/font>\uff09 5\u3001\u5410\u8840\u6574\u7406\u7684 \u9762\u8bd5\u6280\u5de7(<font color=\"red\">\u66f4\u65b0\u4e2d\u2026\u2026<\/font>\uff09<\/p>\n<h2>\u4e0a\u6d77Java\u91c7\u8d2d\u4f9b\u5e94\u94fe\u5c97\u4f4d\u9762\u8bd5\u70ed\u95e8\u95ee\u9898\u89e3\u6790\uff1a5\u5e74\u7ecf\u9a8c\u5f00\u53d1\u8005\u5fc5\u5907<\/h2>\n<hr>\n<p>\u5bfc\u8bed \u968f\u7740\u4e0a\u6d77\u5728\u7535\u5546\u3001\u667a\u80fd\u5236\u9020\u3001\u8de8\u5883\u8d38\u6613\u7b49\u9886\u57df\u7684\u5feb\u901f\u53d1\u5c55\uff0c\u91c7\u8d2d\u4f9b\u5e94\u94fe\u7cfb\u7edf\u7684\u590d\u6742\u6027\u548c\u6280\u672f\u6311\u6218\u65e5\u76ca\u589e\u52a0\u3002\u5177\u59075\u5e74\u7ecf\u9a8c\u7684Java\u5f00\u53d1\u8005\u5728\u8be5\u9886\u57df\u7684\u9762\u8bd5\u4e2d\uff0c\u9664\u4e86\u57fa\u7840\u80fd\u529b\uff0c\u8fd8\u9700\u6df1\u5165\u7406\u89e3\u4e1a\u52a1\u573a\u666f\u8bbe\u8ba1\u4e0e\u5e95\u5c42\u6280\u672f\u539f\u7406\u3002\u672c\u6587\u68b3\u7406\u9ad8\u9891\u95ee\u9898\u53ca\u89e3\u6790\uff0c\u52a9\u4f60\u4ece\u5bb9\u5e94\u5bf9\u3002<\/p>\n<hr>\n<h3>\u4e00\u3001\u4e1a\u52a1\u573a\u666f\u7c7b\u95ee\u9898<\/h3>\n<h4>1. \u5982\u4f55\u8bbe\u8ba1\u4e00\u4e2a\u9ad8\u5e76\u53d1\u7684\u5e93\u5b58\u6263\u51cf\u7cfb\u7edf\uff1f<\/h4>\n<p>\u95ee\u9898\u80cc\u666f \u7535\u5546\u5927\u4fc3\u6216\u91c7\u8d2d\u8ba2\u5355\u96c6\u4e2d\u63d0\u4ea4\u65f6\uff0c\u5982\u4f55\u907f\u514d\u8d85\u5356\uff1f\u5982\u4f55\u4fdd\u8bc1\u5e93\u5b58\u51c6\u786e\u6027\uff1f<\/p>\n<p>\u7b54\u6848\u8981\u70b9<\/p>\n<ul>\n<li>\u5206\u5c42\u8bbe\u8ba1\uff1a\u91c7\u7528\u7f13\u5b58\uff08Redis\uff09+ \u6570\u636e\u5e93\uff08MySQL\uff09\u4e24\u5c42\u7ed3\u6784\uff0cRedis\u9884\u6263\u5e93\u5b58\uff0c\u5f02\u6b65\u540c\u6b65\u81f3DB\u3002<\/li>\n<li>\u539f\u5b50\u64cd\u4f5c\uff1a\u4f7f\u7528Redis\u7684DECR\u6216Lua\u811a\u672c\u4fdd\u8bc1\u6263\u51cf\u539f\u5b50\u6027\u3002<\/li>\n<li>\u961f\u5217\u524a\u5cf0\uff1aMQ\uff08\u5982RocketMQ\uff09\u7f13\u51b2\u8bf7\u6c42\uff0c\u987a\u5e8f\u5904\u7406\u907f\u514dDB\u77ac\u65f6\u538b\u529b\u3002<\/li>\n<li>\u515c\u5e95\u7b56\u7565\uff1a\u8bbe\u7f6e\u5e93\u5b58\u9884\u8b66\u9608\u503c\uff0c\u5b9a\u671f\u540c\u6b65\u6821\u9a8c\u6570\u636e\u5e93\u4e0e\u7f13\u5b58\u6570\u636e\u3002<\/li>\n<\/ul>\n<p><span class=\"token comment\">\/\/ Redis Lua\u811a\u672c\u539f\u5b50\u6263\u51cf\u793a\u4f8b<\/span><br \/>\n<span class=\"token class-name\">String<\/span> script <span class=\"token operator\">=<\/span><br \/>\n  <span class=\"token string\">\\&#8221;if redis.call(\\&#8217;get\\&#8217;, KEYS[1]) &gt;= ARGV[1] then \\&#8221;<\/span> <span class=\"token operator\">+<\/span><br \/>\n  <span class=\"token string\"><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb1.2k\u6b21\uff0c\u70b9\u8d5e36\u6b21\uff0c\u6536\u85cf29\u6b21\u3002\u5b66\u4e60\u6559\u7a0b\uff08\u4f20\u9001\u95e8\uff09\u672c\u4eba\u8be6\u89e3\u4f5c\u8005\uff1a\u738b\u6587\u5cf0\uff0c\u53c2\u52a0\u8fc7 CSDN 2020\u5e74\u5ea6\u535a\u5ba2\u4e4b\u661f\uff0c\u300aJava\u738b\u5927\u5e08\u738b\u5929\u5e08\u300b\u516c\u4f17\u53f7\uff1aJAVA\u5f00\u53d1\u738b\u5927\u5e08\uff0c\u4e13\u6ce8\u4e8e\u5929\u9053\u916c\u52e4\u7684 Java \u5f00\u53d1\u95ee\u9898\u4e2d\u56fd\u56fd\u5b66\u3001\u4f20\u7edf\u6587\u5316\u548c\u4ee3\u7801\u7231\u597d\u8005\u7684\u7a0b\u5e8f\u4eba\u751f\uff0c\u671f\u5f85\u4f60\u7684\u5173\u6ce8\u548c\u652f\u6301\uff01\u672c\u4eba\u5916\u53f7\uff1a\u795e\u79d8\u5c0f\u5cef 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