{"id":110357,"date":"2021-11-19T00:00:25","date_gmt":"2021-11-18T16:00:25","guid":{"rendered":"http:\/\/www.idc.net\/help\/110357\/"},"modified":"2021-11-19T00:00:25","modified_gmt":"2021-11-18T16:00:25","slug":"%e5%ae%9e%e7%8e%b0linux%e4%b8%8b%e5%a4%9a%e7%89%88%e6%9c%acjdk%e5%85%b1%e5%ad%98%ef%bc%88linux%e5%a4%9a%e7%89%88%e6%9c%acjdk%ef%bc%89","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/110357\/","title":{"rendered":"\u5b9e\u73b0Linux\u4e0b\u591a\u7248\u672cJDK\u5171\u5b58\uff08linux\u591a\u7248\u672cjdk\uff09"},"content":{"rendered":"<p>\u672c\u6587\u4e3b\u8981\u4ecb\u7ecd\u4e86\u5982\u4f55\u5728Linux\u7cfb\u7edf\u4e0b\u5b9e\u73b0\u591a\u7248\u672cJDK\u5171\u5b58\u3002Linux\u7528\u6237\u8fd0\u884c\u4e0d\u540c\u7248\u672c\u7684Java\u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u5b9e\u73b0\u591a\u7248\u672cJDK\u5171\u5b58\uff0c\u89e3\u51b3\u4e0d\u540c\u7a0b\u5e8f\u4f7f\u7528\u4e0d\u540c\u7248\u672cJDK\u7684\u60c5\u51b5\u3002<\/p>\n<\/p>\n<p>\u9996\u5148\uff0c\u9700\u8981\u5b89\u88c5\u5bf9\u5e94\u7684\u4e0d\u540c\u7248\u672cJDK\u3002\u4e00\u822c\u6765\u8bf4\uff0c\u5728\u5b89\u88c5\u4e0d\u540c\u7248\u672cJDK\u65f6\uff0c\u5e94\u6ce8\u610f\u6839\u636e\u4e0d\u540c\u7248\u672c\u7684JDK\u5305\uff0c\u4ece\u5b98\u65b9\u4e0b\u8f7d\u5730\u5740\u4e0b\u8f7d\uff0c\u5e76\u4e14\u6309\u7167\u6b63\u786e\u7684\u64cd\u4f5c\u6d41\u7a0b\u5b89\u88c5\uff0c\u4f7f\u7528root\u6743\u9650\u8fdb\u884c\u5b89\u88c5\uff0c\u5982\u679c\u6709\u5bb6\u5b89\u88c5\u76ee\u5f55\u7684\u9009\u62e9\uff0c\u53ef\u4ee5\u6839\u636e\u4e2a\u4eba\u9700\u6c42\u8bbe\u7f6e\u4e0d\u540c\u7684\u5b89\u88c5\u8def\u5f84\u3002<\/p>\n<\/p>\n<p>\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u8fdb\u884c\u73af\u5883\u53d8\u91cf\u8bbe\u7f6e\uff0c\u9996\u5148\u9700\u8981\u5c06JAVA_HOME\u73af\u5883\u53d8\u91cf\u6307\u5b9a\u4e3a\u6bcf\u4e2a\u5b89\u88c5\u7684JDK\u7684\u6839\u76ee\u5f55\uff0c\u5982\uff1a<\/p>\n<\/p>\n<pre>export JAVA_HOME=\/usr\/local\/jdk1.5.x <br>export PATH=$JAVA_HOME\/bin:$PATH <br><\/pre>\n<\/p>\n<p>\u7136\u540e\uff0c\u5c06PATH\u73af\u5883\u53d8\u91cf\uff0c\u6309\u4e0d\u540c\u7248\u672cJDK\u6709\u8981\u6c42\uff0c\u589e\u52a0\u7d22\u5f15\uff0c\u4ee5\u8868\u793a\u4e0d\u540c\u7248\u672cJDK\uff0c\u5982\uff1a<\/p>\n<\/p>\n<pre>export PATH \/usr\/local\/jdk1.5.x\/bin:$PATH<br>export PATH \/usr\/local\/jdk1.6.x\/bin:$PATH<br><\/pre>\n<\/p>\n<p>\u5b8c\u6210\u73af\u5883\u53d8\u91cf\u8bbe\u7f6e\u540e\uff0c\u6b64\u65f6\uff0c\u53ef\u4ee5\u5728Linux\u7cfb\u7edf\u4e0b\uff0c\u5b9e\u73b0\u591a\u7248\u672cJDK\u5171\u5b58\u3002<\/p>\n<\/p>\n<p>\u4f7f\u7528\u8005\u8981\u8fd0\u884c\u4e0d\u540c\u7248\u672cJava\u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4\u884c\u65b9\u5f0f\uff0c\u6307\u5b9aJDK\u7248\u672c\uff0c\u5982\uff1a<\/p>\n<\/p>\n<pre># For OpenJDK11<br>java -version 11 ...<br><br>#For OpenJDK8<br>java -version 8 ...<br><\/pre>\n<\/p>\n<p>\u53e6\u4e00\u79cd\u505a\u6cd5\u662f\uff0c\u4f7f\u7528update-alternatives\u547d\u4ee4\uff0c\u7ba1\u7406\u4e0d\u540c\u7248\u672cJDK\uff0c\u82e5\u8981\u5207\u6362\u5230 OpenJDK 8\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e0b\u9762\u547d\u4ee4\uff1a<\/p>\n<\/p>\n<pre>#update-alternatives \u2013install \/usr\/bin\/java java \/usr\/lib\/jvm\/jdk-8\/bin\/java 300 <br>#update-alternatives \u2013config java <br><\/pre>\n<\/p>\n<p>\u672c\u6587\u4ecb\u7ecd\u4e86\u5982\u4f55\u5728Linux\u7cfb\u7edf\u4e0b\u5b9e\u73b0\u591a\u7248\u672cJDK\u5171\u5b58\uff0c\u53ef\u4ee5\u6709\u6548\u907f\u514d\u56e0\u591a\u7248\u672cJDK\u51b2\u7a81\u800c\u5bfc\u81f4\u7684\u8fd0\u884c\u95ee\u9898\uff0c\u4f7f\u7528\u4e0a\u4e5f\u6bd4\u8f83\u65b9\u4fbf\uff0c\u53ef\u6309\u7167\u9700\u8981\u5207\u6362\u4e0d\u540c\u7248\u672c\u3002<\/p>\n<p><a href=\"http:https:\/\/idc.net\/\">\u9999\u6e2f\u670d\u52a1\u5668<\/a>\u9996\u9009\u540e\u6d6a\u4e91\uff0c2H2G\u9996\u670810\u5143\u5f00\u901a\u3002<br \/>\u540e\u6d6a\u4e91\uff08www.IDC.Net\uff09\u63d0\u4f9b\u7b80\u5355\u597d\u7528\uff0c\u4ef7\u683c\u539a\u9053\u7684\u9999\u6e2f\/\u7f8e\u56fd\u4e91\u670d\u52a1\u5668\u548c\u72ec\u7acb\u670d\u52a1\u5668\u3002IDC+ISP+ICP\u8d44\u8d28\u3002ARIN\u548cAPNIC\u4f1a\u5458\u3002\u6210\u719f\u6280\u672f\u56e2\u961f15\u5e74\u884c\u4e1a\u7ecf\u9a8c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u672c\u6587\u4e3b\u8981\u4ecb\u7ecd\u4e86\u5982\u4f55\u5728Linux\u7cfb\u7edf\u4e0b\u5b9e\u73b0\u591a\u7248\u672cJDK\u5171\u5b58\u3002Linux\u7528\u6237\u8fd0\u884c\u4e0d\u540c\u7248\u672c\u7684Java\u7a0b\u5e8f\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[],"class_list":["post-110357","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/110357","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=110357"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/110357\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=110357"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=110357"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=110357"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}