{"id":1264,"date":"2022-01-28T09:27:39","date_gmt":"2022-01-28T01:27:39","guid":{"rendered":"http:\/\/dba.qishuo.xin\/?p=1264"},"modified":"2024-11-23T13:50:51","modified_gmt":"2024-11-23T05:50:51","slug":"linux%e4%b8%8b%e9%85%8d%e7%bd%aejava_home","status":"publish","type":"post","link":"http:\/\/dba.qishuo.xin\/?p=1264","title":{"rendered":"Linux\u4e0b\u5378\u8f7d\u3001\u5b89\u88c5\u53ca\u914d\u7f6eJDK"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_76 ez-toc-wrap-right counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<label for=\"ez-toc-cssicon-toggle-item-69f38cfce281d\" class=\"ez-toc-cssicon-toggle-label\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input type=\"checkbox\"  id=\"ez-toc-cssicon-toggle-item-69f38cfce281d\" checked aria-label=\"Toggle\" \/><nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"http:\/\/dba.qishuo.xin\/?p=1264\/#1_%E7%8E%AF%E5%A2%83%E6%8F%8F%E8%BF%B0\" >1. \u73af\u5883\u63cf\u8ff0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"http:\/\/dba.qishuo.xin\/?p=1264\/#2_%E5%8D%B8%E8%BD%BDJDK\" >2. \u5378\u8f7dJDK<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"http:\/\/dba.qishuo.xin\/?p=1264\/#3_%E5%AE%89%E8%A3%85JDK\" >3. \u5b89\u88c5JDK<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"http:\/\/dba.qishuo.xin\/?p=1264\/#4_%E9%85%8D%E7%BD%AE%E7%8E%AF%E5%A2%83%E5%8F%98%E9%87%8F\" >4. \u914d\u7f6e\u73af\u5883\u53d8\u91cf<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"http:\/\/dba.qishuo.xin\/?p=1264\/#5_source%E7%8E%AF%E5%A2%83%E5%8F%98%E9%87%8F\" >5. source\u73af\u5883\u53d8\u91cf<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"http:\/\/dba.qishuo.xin\/?p=1264\/#6_%E6%B5%8B%E8%AF%95%E9%85%8D%E7%BD%AE%E6%98%AF%E5%90%A6%E6%88%90%E5%8A%9F\" >6. \u6d4b\u8bd5\u914d\u7f6e\u662f\u5426\u6210\u529f<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"http:\/\/dba.qishuo.xin\/?p=1264\/#%E9%99%84%E5%BD%95\" >\u9644\u5f55<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"http:\/\/dba.qishuo.xin\/?p=1264\/#%E9%99%84%E5%BD%95A_%E7%9B%B8%E5%85%B3%E8%81%94%E7%9A%84%E6%96%87%E7%AB%A0\" >\u9644\u5f55A. \u76f8\u5173\u8054\u7684\u6587\u7ae0<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"http:\/\/dba.qishuo.xin\/?p=1264\/#%E9%99%84%E5%BD%95B_%E5%8F%82%E8%80%83\" >\u9644\u5f55B. \u53c2\u8003<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h4><span class=\"ez-toc-section\" id=\"1_%E7%8E%AF%E5%A2%83%E6%8F%8F%E8%BF%B0\"><\/span>1. \u73af\u5883\u63cf\u8ff0<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\u64cd\u4f5c\u7cfb\u7edf<\/li>\n<\/ul>\n<pre><code class=\"language-shell\">~]# lsb_release -a\nLSB Version:    :core-4.1-amd64:core-4.1-noarch\nDistributor ID: CentOS\nDescription:    CentOS Linux release 7.8.2003 (Core)\nRelease:    7.8.2003\nCodename:   Core<\/code><\/pre>\n<ul>\n<li>\n<p>\u9ed8\u8ba4\u7684java\u914d\u7f6e<\/p>\n<pre><code class=\"language-shell\">~]# java -version\nopenjdk version &quot;1.8.0_312&quot;\nOpenJDK Runtime Environment (build 1.8.0_312-b07)\nOpenJDK 64-Bit Server VM (build 25.312-b07, mixed mode)<\/code><\/pre>\n<\/li>\n<li>\n<p>\u901a\u8fc7rpm\u67e5\u770b\u5b89\u88c5\u7684JDK<\/p>\n<\/li>\n<\/ul>\n<pre><code class=\"language-shell\">~]# rpm -qa | grep java\n\n# \u663e\u793a\u5982\u4e0b\njavapackages-tools-3.4.1-11.el7.noarch\njava-1.8.0-openjdk-1.8.0.282.b08-1.el7_9.x86_64\ntzdata-java-2021a-1.el7.noarch\njava-1.8.0-openjdk-headless-1.8.0.282.b08-1.el7_9.x86_64\npython-javapackages-3.4.1-11.el7.noarch<\/code><\/pre>\n<p>centos7\u9ed8\u8ba4\u5e26\u6709openjdk\uff0copenjdk\u4e0d\u662foracle\u7684\u5b98\u65b9jdk\uff0c\u5b58\u5728\u4e00\u4e9b\u4e0d\u517c\u5bb9\uff0c\u9700\u8981\u5378\u8f7d\u540e\u518d\u5b89\u88c5Oracle\u5b98\u65b9jdk\u3002<\/p>\n<ul>\n<li>\u901a\u8fc7YUM\u67e5\u770b\u5b89\u88c5\u7684JDK\n<pre><code class=\"language-shell\">~]# yum list installed | grep java<\/code><\/pre>\n<\/li>\n<\/ul>\n<p><a href=\"http:\/\/dba.qishuo.xin\/wp-content\/uploads\/2022\/01\/wp_editor_md_109c3d92d780965bc295b80183861797.jpg\" data-fancybox=\"images\" data-fancybox=\"images\"><img decoding=\"async\" src=\"http:\/\/dba.qishuo.xin\/wp-content\/uploads\/2022\/01\/wp_editor_md_109c3d92d780965bc295b80183861797.jpg\" alt=\"\" \/><\/a><\/p>\n<h4><span class=\"ez-toc-section\" id=\"2_%E5%8D%B8%E8%BD%BDJDK\"><\/span>2. \u5378\u8f7dJDK<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p>\u65b9\u6cd5\u4e00\uff1a\u901a\u8fc7YUM\u5378\u8f7d<\/p>\n<pre><code class=\"language-shell\">~]# yum -y remove java-1.8.0-openjdk*\n~]# yum -y remove tzdata-java.noarch<\/code><\/pre>\n<p>\u7ed3\u679c\u663e\u793a\u4e3aComplete!\u8868\u793a\u5378\u8f7d\u5b8c\u6210!<\/p>\n<\/li>\n<li>\n<p>\u65b9\u6cd5\u4e8c\uff1a\u901a\u8fc7rpm\u5378\u8f7d<\/p>\n<pre><code class=\"language-shell\"># \u6279\u91cf\u5378\u8f7d\u6240\u6709\u5e26\u6709Java\u7684\u6587\u4ef6  \u8fd9\u53e5\u547d\u4ee4\u7684\u5173\u952e\u5b57\u662fjava\n~]# rpm -qa | grep java | xargs rpm -e --nodeps<\/code><\/pre>\n<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"3_%E5%AE%89%E8%A3%85JDK\"><\/span>3. \u5b89\u88c5JDK<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li>\n<p>\u4ece\u5b98\u7f51\u4e0a\u4e0b\u8f7dlinux\u7248\u672c\u7684JDK\u5e76\u4e0a\u4f20\u5230\u670d\u52a1\u5668<br \/>\njava 1.8\u5730\u5740\uff1a<a target=\"_blank\" href=\"https:\/\/www.oracle.com\/java\/technologies\/downloads\/#java8\" title=\"Java Downloads | Oracle\">Java Downloads | Oracle<\/a><br \/>\njdk-8u161-linux-x64.tar.gz<\/p>\n<\/li>\n<li>\n<p>\u521b\u5efa\u76ee\u5f55\u5e76\u89e3\u538b\u6587\u4ef6<\/p>\n<pre><code class=\"language-shell\">~]# mkdir -p \/usr\/local\/java\n~]# tar zxvf jdk-8u161-linux-x64.tar.gz -C \/usr\/local\/java<\/code><\/pre>\n<\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"4_%E9%85%8D%E7%BD%AE%E7%8E%AF%E5%A2%83%E5%8F%98%E9%87%8F\"><\/span>4. \u914d\u7f6e\u73af\u5883\u53d8\u91cf<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p>\u7f16\u8f91 <code>\/etc\/profile<\/code> \u6587\u4ef6<\/p>\n<pre><code class=\"language-shell\"> ~]# vim \/etc\/profile\n\n# \u5728\u6587\u4ef6\u672b\u5c3e\u6dfb\u52a0\u4ee5\u4e0b\u5185\u5bb9\nexport JAVA_HOME=\/usr\/local\/java\/jdk1.8.0_161\nexport JRE_HOME=${JAVA_HOME}\/jre\nexport CLASSPATH=.:${JAVA_HOME}\/lib:${JRE_HOME}\/lib\nexport PATH=${JAVA_HOME}\/bin:$PATH<\/code><\/pre>\n<h4><span class=\"ez-toc-section\" id=\"5_source%E7%8E%AF%E5%A2%83%E5%8F%98%E9%87%8F\"><\/span>5. source\u73af\u5883\u53d8\u91cf<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<pre><code class=\"language-shell\">~]# source \/etc\/profile<\/code><\/pre>\n<p>source\u540e\u4f7f\u5f97\u73af\u5883\u53d8\u91cf\u7acb\u5373\u751f\u6548\uff0c\u4e5f\u53ef\u4ee5\u9000\u51fa\u5f53\u524d\u7528\u6237\u540e\u518d\u91cd\u65b0\u767b\u5165\u3002<\/p>\n<h4><span class=\"ez-toc-section\" id=\"6_%E6%B5%8B%E8%AF%95%E9%85%8D%E7%BD%AE%E6%98%AF%E5%90%A6%E6%88%90%E5%8A%9F\"><\/span>6. \u6d4b\u8bd5\u914d\u7f6e\u662f\u5426\u6210\u529f<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<pre><code class=\"language-shell\">~]# echo $JAVA_HOME\n\n# \u663e\u793a\u5982\u4e0b\u5185\u5bb9\n\/usr\/local\/java\/jdk1.8.0_161<\/code><\/pre>\n<pre><code class=\"language-shell\">~]# java -version\n\n#\u663e\u793a\u5982\u4e0b\u5185\u5bb9\njava version &quot;1.8.0_161&quot;\nJava(TM) SE Runtime Environment (build 1.8.0_161-b12)\nJava HotSpot(TM) 64-Bit Server VM (build 25.161-b12, mixed mode)<\/code><\/pre>\n<h3><span class=\"ez-toc-section\" id=\"%E9%99%84%E5%BD%95\"><\/span>\u9644\u5f55<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h4><span class=\"ez-toc-section\" id=\"%E9%99%84%E5%BD%95A_%E7%9B%B8%E5%85%B3%E8%81%94%E7%9A%84%E6%96%87%E7%AB%A0\"><\/span>\u9644\u5f55A. \u76f8\u5173\u8054\u7684\u6587\u7ae0<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<ul>\n<li><a target=\"_blank\" href=\"http:\/\/dba.qishuo.xin\/?p=3964\" title=\"Centos7 \u5b89\u88c5JDK21\">Centos7 \u5b89\u88c5JDK21<\/a><\/li>\n<\/ul>\n<h4><span class=\"ez-toc-section\" id=\"%E9%99%84%E5%BD%95B_%E5%8F%82%E8%80%83\"><\/span>\u9644\u5f55B. \u53c2\u8003<span class=\"ez-toc-section-end\"><\/span><\/h4>\n","protected":false},"excerpt":{"rendered":"<p>1. \u73af\u5883\u63cf\u8ff0 \u64cd\u4f5c\u7cfb\u7edf ~]# lsb_rele&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[179,180,48],"class_list":["post-1264","post","type-post","status-publish","format-standard","hentry","category-linux","tag-java","tag-jdk","tag-linux"],"_links":{"self":[{"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/posts\/1264","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1264"}],"version-history":[{"count":10,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/posts\/1264\/revisions"}],"predecessor-version":[{"id":4056,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=\/wp\/v2\/posts\/1264\/revisions\/4056"}],"wp:attachment":[{"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1264"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1264"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/dba.qishuo.xin\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1264"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}