{"id":57174,"date":"2025-08-15T08:39:48","date_gmt":"2025-08-15T00:39:48","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/57174.html"},"modified":"2025-08-15T08:39:48","modified_gmt":"2025-08-15T00:39:48","slug":"%e3%80%90java-%e5%88%86%e5%b8%83%e5%bc%8f%e3%80%91%e4%bb%80%e4%b9%88%e6%98%af%e6%9c%8d%e5%8a%a1%e9%99%8d%e7%ba%a7%ef%bc%9f%e6%9c%8d%e5%8a%a1%e9%99%8d%e7%ba%a7%e7%9a%84%e6%96%b9%e6%a1%88%e6%9c%89","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/57174.html","title":{"rendered":"\u3010Java-\u5206\u5e03\u5f0f\u3011\u4ec0\u4e48\u662f\u670d\u52a1\u964d\u7ea7\uff1f\u670d\u52a1\u964d\u7ea7\u7684\u65b9\u6848\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250815003938-689e81ca05136.avif\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<h4>\u4ec0\u4e48\u662f\u670d\u52a1\u964d\u7ea7&#xff1f;<\/h4>\n<p>\u60f3\u8c61\u4e00\u4e0b&#xff0c;\u4f60\u5f00\u4e86\u4e00\u5bb6\u7f51\u7ea2\u5976\u8336\u5e97&#xff0c;\u5e73\u65f6\u670910\u4e2a\u5458\u5de5\u540c\u65f6\u5de5\u4f5c&#xff0c;\u80fd\u540c\u65f6\u670d\u52a150\u4f4d\u987e\u5ba2\u3002\u7a81\u7136\u6709\u4e00\u5929&#xff0c;\u9644\u8fd1\u4e3e\u529e\u5927\u578b\u6f14\u5531\u4f1a&#xff0c;\u6d8c\u8fdb\u6765200\u4f4d\u987e\u5ba2\u6392\u961f\u3002\u8fd9\u65f6\u4f60\u6709\u4e24\u4e2a\u9009\u62e9&#xff1a;<\/p>\n<li>\u786c\u625b&#xff1a;\u8ba9\u6240\u6709\u5458\u5de5\u7ee7\u7eed\u505a\u5168\u5957\u670d\u52a1&#xff08;\u70b9\u5355\u3001\u5236\u4f5c\u3001\u5305\u88c5\u3001\u63a8\u8350\u65b0\u54c1&#xff09;&#xff0c;\u7ed3\u679c\u961f\u4f0d\u8d8a\u6765\u8d8a\u957f&#xff0c;\u5458\u5de5\u7d2f\u57ae&#xff0c;\u673a\u5668\u8fc7\u70ed\u6545\u969c&#xff0c;\u6700\u7ec8\u6240\u6709\u987e\u5ba2\u90fd\u7b49\u4e0d\u5230\u5976\u8336\u3002<\/li>\n<li>\u964d\u7ea7&#xff1a;\u5173\u95ed\u65b0\u54c1\u63a8\u8350\u670d\u52a1&#xff0c;\u6539\u7528\u7b80\u5355\u83dc\u5355&#xff08;\u53ea\u53563\u6b3e\u7ecf\u5178\u5976\u8336&#xff09;&#xff0c;\u7528\u4e00\u6b21\u6027\u7eb8\u676f\u4ee3\u66ff\u5b9a\u5236\u676f&#xff0c;\u8ba9\u987e\u5ba2\u81ea\u52a9\u626b\u7801\u70b9\u5355\u2014\u2014\u867d\u7136\u4f53\u9a8c\u6253\u6298&#xff0c;\u4f46\u80fd\u670d\u52a180%\u7684\u987e\u5ba2\u3002<\/li>\n<p>\u670d\u52a1\u964d\u7ea7\u5c31\u662f\u8f6f\u4ef6\u9886\u57df\u7684\u201c\u7b80\u5316\u670d\u52a1\u201d\u7b56\u7565&#xff1a;\u5f53\u7cfb\u7edf\u538b\u529b\u8fc7\u5927&#xff08;\u5982\u53cc11\u6d41\u91cf\u9ad8\u5cf0&#xff09;\u6216\u8d44\u6e90\u4e0d\u8db3&#xff08;\u5982\u670d\u52a1\u5668\u6545\u969c&#xff09;\u65f6&#xff0c;\u4e3b\u52a8\u5173\u95ed\u975e\u6838\u5fc3\u529f\u80fd&#xff0c;\u4f18\u5148\u4fdd\u969c\u6838\u5fc3\u4e1a\u52a1\u53ef\u7528\u6027\u7684\u6280\u672f\u65b9\u6848\u3002<\/p>\n<hr \/>\n<h4>\u670d\u52a1\u964d\u7ea7\u76847\u5927\u5e38\u89c1\u65b9\u6848<\/h4>\n<h5>1. \u529f\u80fd\u5f00\u5173\u964d\u7ea7<\/h5>\n<ul>\n<li>\u539f\u7406&#xff1a;\u50cf\u7535\u706f\u5f00\u5173\u4e00\u6837\u63a7\u5236\u529f\u80fd<\/li>\n<li>\u6848\u4f8b&#xff1a;\u5fae\u535a\u5728\u660e\u661f\u51fa\u8f68\u4e8b\u4ef6\u65f6\u5173\u95ed\u201c\u70ed\u641c\u699c\u66f4\u65b0\u201d\u529f\u80fd&#xff0c;\u786e\u4fdd\u7528\u6237\u80fd\u6b63\u5e38\u53d1\u5e16<\/li>\n<li>\u4ee3\u7801\u793a\u4f8b&#xff1a;<span class=\"token keyword\">if<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token class-name\">FeatureToggle<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">isEnabled<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;COMMENT_FEATURE&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token function\">showCommentSection<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span> <span class=\"token comment\">\/\/ \u975e\u6838\u5fc3\u529f\u80fd<\/span><br \/>\n<span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">else<\/span> <span class=\"token punctuation\">{<\/span><br \/>\n    <span class=\"token function\">showDegradedView<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>   <span class=\"token comment\">\/\/ \u964d\u7ea7\u63d0\u793a<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><\/p>\n<\/li>\n<\/ul>\n<h5>2. \u6d41\u91cf\u7194\u65ad\u964d\u7ea7<\/h5>\n<ul>\n<li>\u539f\u7406&#xff1a;\u6a21\u4eff\u7535\u8def\u4fdd\u9669\u4e1d&#xff0c;\u5f02\u5e38\u6d41\u91cf\u76f4\u63a5\u201c\u7194\u65ad\u201d<\/li>\n<li>\u573a\u666f&#xff1a;\n<ul>\n<li>\u652f\u4ed8\u670d\u52a1\u8d85\u65f6 \u2192 \u81ea\u52a8\u5207\u6362\u4e3a\u201c\u7a0d\u540e\u652f\u4ed8\u201d\u6309\u94ae<\/li>\n<li>\u5546\u54c1\u8be6\u60c5\u670d\u52a1\u6545\u969c \u2192 \u663e\u793a\u9759\u6001\u7f13\u5b58\u4fe1\u606f<\/li>\n<\/ul>\n<\/li>\n<li>\u5de5\u5177&#xff1a;Hystrix \/ Sentinel<\/li>\n<\/ul>\n<h5>3. \u6570\u636e\u964d\u7ea7<\/h5>\n<ul>\n<li>\u7b56\u7565&#xff1a;\n<ul>\n<li>\u8bfb\u964d\u7ea7&#xff1a;\u4f18\u5148\u8bfb\u7f13\u5b58&#xff0c;\u6570\u636e\u5e93\u538b\u529b\u5927\u65f6\u8fd4\u56de\u7a7a\u6570\u636e<\/li>\n<li>\u5199\u964d\u7ea7&#xff1a;\u6539\u5f02\u6b65\u5199\u5165&#xff08;\u5982\u7528\u6237\u8bc4\u4ef7\u5148\u5b58Redis&#xff0c;\u540e\u7eed\u540c\u6b65\u5230DB&#xff09;<\/li>\n<\/ul>\n<\/li>\n<li>\u6848\u4f8b&#xff1a;\u6dd8\u5b9d\u4e0b\u5355\u9ad8\u5cf0\u65f6&#xff0c;\u6682\u65f6\u5173\u95ed\u201c\u8ba2\u5355\u5b9e\u65f6\u7269\u6d41\u8ffd\u8e2a\u201d<\/li>\n<\/ul>\n<h5>4. \u7528\u6237\u4f53\u9a8c\u964d\u7ea7<\/h5>\n<ul>\n<li>\u65b9\u6848&#xff1a;\n<ul>\n<li>\u524d\u7aef&#xff1a;\u66ff\u6362\u590d\u6742\u52a8\u753b\u4e3a\u9759\u6001\u56fe\u7247<\/li>\n<li>\u540e\u7aef&#xff1a;\u8fd4\u56de\u7cbe\u7b80\u7248JSON&#xff08;\u53ea\u542bid\/name\u7b49\u6838\u5fc3\u5b57\u6bb5&#xff09;<\/li>\n<\/ul>\n<\/li>\n<li>\u793a\u4f8b&#xff1a;\u5fae\u4fe1\u7ea2\u5305\u96e8\u6d3b\u52a8\u65f6&#xff0c;\u804a\u5929\u754c\u9762\u7981\u7528\u8868\u60c5\u5305\u53d1\u9001<\/li>\n<\/ul>\n<h5>5. **\u4f9d\u8d56\u9694\u79bb\u964d\u7ea7<\/h5>\n<ul>\n<li>\u64cd\u4f5c&#xff1a;\u5c06\u975e\u6838\u5fc3\u670d\u52a1\u90e8\u7f72\u5230\u72ec\u7acb\u7ebf\u7a0b\u6c60<\/li>\n<li>\u6548\u679c&#xff1a;\u5373\u4f7f\u63a8\u8350\u7cfb\u7edf\u5d29\u6e83&#xff0c;\u4e5f\u4e0d\u5f71\u54cd\u4e0b\u5355\u6d41\u7a0b<\/li>\n<li>\u67b6\u6784\u56fe&#xff1a;#mermaid-svg-fx1oG1F8GGYCapun {font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:16px;fill:#333;}#mermaid-svg-fx1oG1F8GGYCapun 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text,#mermaid-svg-fx1oG1F8GGYCapun span{fill:#333;color:#333;}#mermaid-svg-fx1oG1F8GGYCapun .node rect,#mermaid-svg-fx1oG1F8GGYCapun .node circle,#mermaid-svg-fx1oG1F8GGYCapun .node ellipse,#mermaid-svg-fx1oG1F8GGYCapun .node polygon,#mermaid-svg-fx1oG1F8GGYCapun .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-fx1oG1F8GGYCapun .node .label{text-align:center;}#mermaid-svg-fx1oG1F8GGYCapun .node.clickable{cursor:pointer;}#mermaid-svg-fx1oG1F8GGYCapun .arrowheadPath{fill:#333333;}#mermaid-svg-fx1oG1F8GGYCapun .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-fx1oG1F8GGYCapun .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-fx1oG1F8GGYCapun .edgeLabel{background-color:#e8e8e8;text-align:center;}#mermaid-svg-fx1oG1F8GGYCapun .edgeLabel rect{opacity:0.5;background-color:#e8e8e8;fill:#e8e8e8;}#mermaid-svg-fx1oG1F8GGYCapun .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-fx1oG1F8GGYCapun .cluster text{fill:#333;}#mermaid-svg-fx1oG1F8GGYCapun .cluster span{color:#333;}#mermaid-svg-fx1oG1F8GGYCapun div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-fx1oG1F8GGYCapun :root{&#8211;mermaid-font-family:\\&#8221;trebuchet ms\\&#8221;,verdana,arial,sans-serif;}<span id=\"L-L-A-B\" class=\"edgeLabel L-LS-A&#039; L-LE-B\"><\/span><span id=\"L-L-A-C\" class=\"edgeLabel L-LS-A&#039; L-LE-C\"><\/span><span id=\"L-L-C-D\" class=\"edgeLabel L-LS-C&#039; L-LE-D\">\u6545\u969c\u65f6\u81ea\u52a8\u4e22\u5f03<\/span>\u7528\u6237\u8bf7\u6c42\u6838\u5fc3\u7ebf\u7a0b\u6c60\u975e\u6838\u5fc3\u7ebf\u7a0b\u6c60\u63a8\u8350\u670d\u52a1\n<\/li>\n<\/ul>\n<h5>6. **\u4eba\u5de5\u9884\u6848\u964d\u7ea7<\/h5>\n<ul>\n<li>\u5b9e\u65bd&#xff1a;\u9884\u5148\u914d\u7f6e\u964d\u7ea7\u89c4\u5219\u5e93<\/li>\n<li>\u5178\u578b\u89c4\u5219&#xff1a;<span class=\"token comment\">\/\/ CPU&gt;80%\u6301\u7eed5\u5206\u949f \u2192 \u5173\u95ed\u79ef\u5206\u5151\u6362\u529f\u80fd<\/span><br \/>\n<span class=\"token class-name\">RuleManager<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">addRule<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#034;CPU&gt;80%&#034;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#034;disablePointsSystem&#034;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<\/li>\n<\/ul>\n<h5>7. **\u670d\u52a1\u66ff\u4ee3\u964d\u7ea7<\/h5>\n<ul>\n<li>\u65b9\u6848&#xff1a;\n<ul>\n<li>\u4e3b\u670d\u52a1\u5931\u8d25 \u2192 \u8c03\u7528\u5907\u7528\u7b80\u5316\u7248\u670d\u52a1<\/li>\n<li>\u5b9e\u65f6\u8ba1\u7b97\u8d85\u65f6 \u2192 \u8fd4\u56de\u5386\u53f2\u9884\u8ba1\u7b97\u6570\u636e<\/li>\n<\/ul>\n<\/li>\n<li>\u6848\u4f8b&#xff1a;\u5730\u56fe\u5bfc\u822a\u670d\u52a1\u62e5\u5835\u65f6&#xff0c;\u5207\u6362\u4e3a\u79bb\u7ebf\u8def\u5f84\u89c4\u5212<\/li>\n<\/ul>\n<hr \/>\n<h4>\u603b\u7ed3&#xff1a;\u670d\u52a1\u964d\u7ea7\u7684\u4e09\u8981\u4e09\u4e0d\u8981<\/h4>\n<table>\n<tr>\u539f\u5219\u6b63\u786e\u505a\u6cd5\u9519\u8bef\u505a\u6cd5<\/tr>\n<tbody>\n<tr>\n<td>\u76ee\u6807<\/td>\n<td>\u4fdd\u6838\u5fc3\u4e1a\u52a1\u53ef\u7528<\/td>\n<td>\u8ffd\u6c42\u529f\u80fd\u5b8c\u6574<\/td>\n<\/tr>\n<tr>\n<td>\u89e6\u53d1\u65f6\u673a<\/td>\n<td>\u76d1\u63a7\u62a5\u8b66\u65f6\u4e3b\u52a8\u89e6\u53d1<\/td>\n<td>\u7b49\u5230\u7cfb\u7edf\u5d29\u6e83\u624d\u5904\u7406<\/td>\n<\/tr>\n<tr>\n<td>\u7528\u6237\u4f53\u9a8c<\/td>\n<td>\u660e\u786e\u63d0\u793a\u201c\u670d\u52a1\u964d\u7ea7\u4e2d\u201d<\/td>\n<td>\u76f4\u63a5\u663e\u793a404\u9519\u8bef<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/08\/20250815003938-689e81ca11a27.png\" alt=\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \/><\/p>\n<hr 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