{"id":3514,"date":"2026-03-10T07:24:49","date_gmt":"2026-03-09T23:24:49","guid":{"rendered":"https:\/\/199604.com\/?p=3514"},"modified":"2026-03-09T14:10:58","modified_gmt":"2026-03-09T06:10:58","slug":"jdk-%e8%87%aa%e5%8a%a8%e5%ae%89%e8%a3%85%e8%84%9a%e6%9c%ac","status":"publish","type":"post","link":"https:\/\/199604.com\/3514","title":{"rendered":"JDK \u81ea\u52a8\u5b89\u88c5\u811a\u672c"},"content":{"rendered":"<h1>JDK \u81ea\u52a8\u5b89\u88c5\u811a\u672c<\/h1>\n<h2>\u529f\u80fd\u8bf4\u660e<\/h2>\n<p>\u81ea\u52a8\u5316\u5b89\u88c5 JDK \u7684 Shell \u811a\u672c\uff0c\u652f\u6301\u591a\u7248\u672c\u3001\u591a\u67b6\u6784\uff0c\u9002\u7528\u4e8e\u5355\u673a\u90e8\u7f72\u548c Ansible \u6279\u91cf\u90e8\u7f72\u573a\u666f\u3002<\/p>\n<h2>\u652f\u6301\u7248\u672c<\/h2>\n<ul>\n<li>JDK 8 (\u5305\u542b JRE_HOME)<\/li>\n<li>JDK 11<\/li>\n<li>JDK 17<\/li>\n<\/ul>\n<h2>\u652f\u6301\u67b6\u6784<\/h2>\n<ul>\n<li>AMD64 (x86_64)<\/li>\n<li>ARM64 (aarch64)<\/li>\n<\/ul>\n<h2>\u5df2\u9a8c\u8bc1\u7cfb\u7edf<\/h2>\n<p>\u811a\u672c\u5df2\u5728\u4ee5\u4e0b Linux \u53d1\u884c\u7248\u4e0a\u6d4b\u8bd5\u901a\u8fc7\uff1a<\/p>\n<ul>\n<li>CentOS 7<\/li>\n<li>CentOS 8<\/li>\n<li>Rocky Linux 8<\/li>\n<li>Kylin Linux Advanced Server V10 (Halberd) &#8211; \u9e92\u9e9f\u64cd\u4f5c\u7cfb\u7edf<\/li>\n<\/ul>\n<p>\u7406\u8bba\u4e0a\u652f\u6301\u6240\u6709\u57fa\u4e8e RHEL \u7684 Linux \u53d1\u884c\u7248\u3002<\/p>\n<p><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/qn.199604.com\/typoraImg\/202603061523333.png'><img class=\"lazyload lazyload-style-1\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  decoding=\"async\" data-original=\"https:\/\/qn.199604.com\/typoraImg\/202603061523333.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"image-20260306152332801\" \/><\/div><\/p>\n<h2>\u76ee\u5f55\u7ed3\u6784<\/h2>\n<pre><code class=\"\">jdk_install\/\n\u251c\u2500\u2500 jdk8\/                           # JDK 8 \u5b89\u88c5\u5305\u76ee\u5f55\n\u2502   \u251c\u2500\u2500 jdk-8u421-linux-x64.tar.gz\n\u2502   \u2514\u2500\u2500 jdk-8u421-linux-aarch64.tar.gz\n\u251c\u2500\u2500 jdk11\/                          # JDK 11 \u5b89\u88c5\u5305\u76ee\u5f55\n\u2502   \u251c\u2500\u2500 jdk-11.0.24_linux-x64_bin.tar.gz\n\u2502   \u2514\u2500\u2500 jdk-11.0.24_linux-aarch64_bin.tar.gz\n\u251c\u2500\u2500 jdk17\/                          # JDK 17 \u5b89\u88c5\u5305\u76ee\u5f55\n\u2502   \u251c\u2500\u2500 jdk-17.0.18_linux-x64_bin.tar.gz\n\u2502   \u2514\u2500\u2500 jdk-17.0.18_linux-aarch64_bin.tar.gz\n\u251c\u2500\u2500 jdk_install.sh                  # \u5b89\u88c5\u811a\u672c\n\u2514\u2500\u2500 README.md                       # \u8bf4\u660e\u6587\u6863\n<\/code><\/pre>\n<h2>\u4f7f\u7528\u65b9\u6cd5<\/h2>\n<h3>1. \u4ea4\u4e92\u5f0f\u5b89\u88c5<\/h3>\n<pre><code class=\"language-bash \"># \u6dfb\u52a0\u6267\u884c\u6743\u9650\nchmod +x jdk_install.sh\n\n# \u4ee5 root \u7528\u6237\u8fd0\u884c\nsudo .\/jdk_install.sh\n\n# \u6839\u636e\u63d0\u793a\u8f93\u5165\u7248\u672c\u53f7 (8\/11\/17)\n<\/code><\/pre>\n<h3>2. \u547d\u4ee4\u884c\u81ea\u52a8\u5b89\u88c5<\/h3>\n<pre><code class=\"language-bash \"># \u5b89\u88c5 JDK 8\nsudo .\/jdk_install.sh 8\n\n# \u5b89\u88c5 JDK 11\nsudo .\/jdk_install.sh 11\n\n# \u5b89\u88c5 JDK 17\nsudo .\/jdk_install.sh 17\n<\/code><\/pre>\n<h3>3. Ansible \u6279\u91cf\u90e8\u7f72<\/h3>\n<pre><code class=\"language-yaml \"># playbook \u793a\u4f8b\n- name: \u6279\u91cf\u5b89\u88c5 JDK 11\n  hosts: all\n  tasks:\n    - name: \u4e0a\u4f20 JDK \u5b89\u88c5\u811a\u672c\u548c\u5b89\u88c5\u5305\n      copy:\n        src: jdk_install\/\n        dest: \/tmp\/jdk_install\/\n        mode: '0755'\n\n    - name: \u6267\u884c\u5b89\u88c5\u811a\u672c\n      shell: \/tmp\/jdk_install\/jdk_install.sh 11\n      args:\n        chdir: \/tmp\/jdk_install\n<\/code><\/pre>\n<p>\u6216\u4f7f\u7528 script \u6a21\u5757\uff1a<\/p>\n<pre><code class=\"language-yaml \">- name: \u5b89\u88c5 JDK 11\n  script: jdk_install\/jdk_install.sh 11\n<\/code><\/pre>\n<h2>\u5b89\u88c5\u8fc7\u7a0b<\/h2>\n<p>\u811a\u672c\u4f1a\u81ea\u52a8\u5b8c\u6210\u4ee5\u4e0b\u64cd\u4f5c\uff1a<\/p>\n<ol>\n<li>\u68c0\u6d4b\u7cfb\u7edf\u67b6\u6784\uff08AMD64\/ARM64\uff09<\/li>\n<li>\u6839\u636e\u7248\u672c\u9009\u62e9\u5bf9\u5e94\u7684\u5b89\u88c5\u5305<\/li>\n<li>\u68c0\u67e5\u662f\u5426\u5df2\u5b89\u88c5 JDK\uff08\u81ea\u52a8\u6a21\u5f0f\u8df3\u8fc7\u786e\u8ba4\uff09<\/li>\n<li>\u89e3\u538b\u5b89\u88c5\u5305\u5230 <code>\/usr\/local\/<\/code><\/li>\n<li>\u521b\u5efa\u8f6f\u94fe\u63a5 <code>\/usr\/local\/jdk<\/code>\uff08\u5907\u4efd\u65e7\u7248\u672c\uff09<\/li>\n<li>\u914d\u7f6e\u73af\u5883\u53d8\u91cf\u5230 <code>\/etc\/profile.d\/jdk.sh<\/code><\/li>\n<li>\u9a8c\u8bc1\u5b89\u88c5\u662f\u5426\u6210\u529f<\/li>\n<\/ol>\n<h2>\u73af\u5883\u53d8\u91cf\u914d\u7f6e<\/h2>\n<h3>JDK 8 \u53ca\u66f4\u65e9\u7248\u672c<\/h3>\n<pre><code class=\"language-bash \">export JAVA_HOME=\/usr\/local\/jdk\nexport JRE_HOME=${JAVA_HOME}\/jre\nexport CLASSPATH=.:${JAVA_HOME}\/lib:${JRE_HOME}\/lib\nexport PATH=${JAVA_HOME}\/bin:$PATH\n<\/code><\/pre>\n<h3>JDK 9 \u53ca\u66f4\u9ad8\u7248\u672c (JDK 11, 17 \u7b49)<\/h3>\n<pre><code class=\"language-bash \">export JAVA_HOME=\/usr\/local\/jdk\nexport CLASSPATH=.:${JAVA_HOME}\/lib\nexport PATH=${JAVA_HOME}\/bin:$PATH\n<\/code><\/pre>\n<blockquote><p>\n  \u6ce8\u610f\uff1aJDK 9 \u5f00\u59cb\u79fb\u9664\u4e86\u72ec\u7acb\u7684 JRE \u76ee\u5f55\uff0c\u56e0\u6b64\u4e0d\u518d\u9700\u8981\u914d\u7f6e JRE_HOME\u3002\n<\/p><\/blockquote>\n<h2>\u5b89\u88c5\u540e\u64cd\u4f5c<\/h2>\n<p>\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u73af\u5883\u53d8\u91cf\u4f1a\u81ea\u52a8\u751f\u6548\u3002\u5982\u679c\u5728\u5f53\u524d\u7ec8\u7aef\u65e0\u6cd5\u4f7f\u7528 <code>java<\/code> \u547d\u4ee4\uff0c\u8bf7\u624b\u52a8\u52a0\u8f7d\uff1a<\/p>\n<pre><code class=\"language-bash \">source \/etc\/profile.d\/jdk.sh\n<\/code><\/pre>\n<p>\u9a8c\u8bc1\u5b89\u88c5\uff1a<\/p>\n<pre><code class=\"language-bash \">java -version\njavac -version\necho $JAVA_HOME\n<\/code><\/pre>\n<h2>\u7248\u672c\u5207\u6362<\/h2>\n<p>\u5982\u679c\u9700\u8981\u5207\u6362 JDK \u7248\u672c\uff0c\u53ea\u9700\u91cd\u65b0\u8fd0\u884c\u811a\u672c\u5b89\u88c5\u65b0\u7248\u672c\u5373\u53ef\u3002\u811a\u672c\u4f1a\uff1a<\/p>\n<ol>\n<li>\u5907\u4efd\u65e7\u7684\u8f6f\u94fe\u63a5\uff08\u5982 <code>jdk.bak.20260306143025<\/code>\uff09<\/li>\n<li>\u5907\u4efd\u65e7\u7684\u73af\u5883\u53d8\u91cf\u914d\u7f6e\uff08\u5982 <code>jdk.sh.bak.20260306143025<\/code>\uff09<\/li>\n<li>\u521b\u5efa\u65b0\u7684\u8f6f\u94fe\u63a5\u548c\u73af\u5883\u53d8\u91cf\u914d\u7f6e<\/li>\n<\/ol>\n<p>\u624b\u52a8\u5207\u6362\u7248\u672c\uff1a<\/p>\n<pre><code class=\"language-bash \"># \u67e5\u770b\u5df2\u5b89\u88c5\u7684\u7248\u672c\nls -l \/usr\/local\/ | grep jdk\n\n# \u5207\u6362\u5230\u5176\u4ed6\u7248\u672c\uff08\u4fee\u6539\u8f6f\u94fe\u63a5\uff09\nrm -f \/usr\/local\/jdk\nln -s \/usr\/local\/jdk-11.0.24 \/usr\/local\/jdk\n\n# \u91cd\u65b0\u52a0\u8f7d\u73af\u5883\u53d8\u91cf\nsource \/etc\/profile.d\/jdk.sh\n<\/code><\/pre>\n<h2>\u5378\u8f7d JDK<\/h2>\n<pre><code class=\"language-bash \"># \u5220\u9664 JDK \u76ee\u5f55\nrm -rf \/usr\/local\/jdk*\n\n# \u5220\u9664\u73af\u5883\u53d8\u91cf\u914d\u7f6e\nrm -f \/etc\/profile.d\/jdk.sh*\n\n# \u91cd\u65b0\u52a0\u8f7d\u73af\u5883\u53d8\u91cf\nsource \/etc\/profile\n<\/code><\/pre>\n<h2>\u6ce8\u610f\u4e8b\u9879<\/h2>\n<ol>\n<li>\u811a\u672c\u9700\u8981 root \u6743\u9650\u8fd0\u884c<\/li>\n<li>\u786e\u4fdd\u5b89\u88c5\u5305\u6587\u4ef6\u5b58\u5728\u4e8e\u5bf9\u5e94\u7684\u7248\u672c\u76ee\u5f55\u4e2d<\/li>\n<li>\u81ea\u52a8\u5b89\u88c5\u6a21\u5f0f\u4f1a\u8df3\u8fc7\u5df2\u6709 JDK \u7684\u786e\u8ba4\u63d0\u793a<\/li>\n<li>\u5b89\u88c5\u8fc7\u7a0b\u4f1a\u81ea\u52a8\u5907\u4efd\u65e7\u7248\u672c\uff0c\u4e0d\u4f1a\u4e22\u5931\u6570\u636e<\/li>\n<li>JDK 8 \u53ca\u66f4\u65e9\u7248\u672c\u5305\u542b JRE_HOME\uff0cJDK 9+ \u4e0d\u5305\u542b<\/li>\n<\/ol>\n<h2>\u6545\u969c\u6392\u67e5<\/h2>\n<h3>\u95ee\u9898\uff1a\u627e\u4e0d\u5230\u5b89\u88c5\u5305<\/h3>\n<pre><code class=\"\">\u9519\u8bef: JDK \u5b89\u88c5\u5305 \/path\/to\/jdk_install\/jdk11\/jdk-11.0.24_linux-x64_bin.tar.gz \u4e0d\u5b58\u5728\u3002\n<\/code><\/pre>\n<p>\u89e3\u51b3\u65b9\u6cd5\uff1a<br \/>\n&#8211; \u68c0\u67e5\u5b89\u88c5\u5305\u662f\u5426\u5b58\u5728\u4e8e\u5bf9\u5e94\u7684\u7248\u672c\u76ee\u5f55<br \/>\n&#8211; \u786e\u8ba4\u6587\u4ef6\u540d\u662f\u5426\u6b63\u786e<br \/>\n&#8211; \u68c0\u67e5\u6587\u4ef6\u6743\u9650<\/p>\n<h3>\u95ee\u9898\uff1ajava \u547d\u4ee4\u4e0d\u53ef\u7528<\/h3>\n<p>\u89e3\u51b3\u65b9\u6cd5\uff1a<\/p>\n<pre><code class=\"language-bash \"># \u624b\u52a8\u52a0\u8f7d\u73af\u5883\u53d8\u91cf\nsource \/etc\/profile.d\/jdk.sh\n\n# \u6216\u91cd\u65b0\u767b\u5f55\u7ec8\u7aef\n<\/code><\/pre>\n<h3>\u95ee\u9898\uff1a\u6743\u9650\u4e0d\u8db3<\/h3>\n<pre><code class=\"\">\u9519\u8bef: \u8bf7\u4f7f\u7528 root \u7528\u6237\u8fd0\u884c\u6b64\u811a\u672c\u3002\n<\/code><\/pre>\n<p>\u89e3\u51b3\u65b9\u6cd5\uff1a<\/p>\n<pre><code class=\"language-bash \">sudo .\/jdk_install.sh 11\n<\/code><\/pre>\n<h2>\u66f4\u65b0\u65e5\u5fd7<\/h2>\n<ul>\n<li>2026-03-06: \u521d\u59cb\u7248\u672c\n<ul>\n<li>\u652f\u6301 JDK 8\/11\/17 \u81ea\u52a8\u5b89\u88c5<\/li>\n<li>\u652f\u6301 AMD64 \u548c ARM64 \u67b6\u6784\u81ea\u52a8\u8bc6\u522b<\/li>\n<li>\u652f\u6301\u547d\u4ee4\u884c\u53c2\u6570\u548c Ansible \u6279\u91cf\u90e8\u7f72<\/li>\n<li>\u5df2\u9a8c\u8bc1\u7cfb\u7edf\uff1aCentOS 7\/8\u3001Rocky Linux 8\u3001\u9e92\u9e9f V10<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2>\u811a\u672c\u5982\u4e0b<\/h2>\n<pre><code class=\"language-shell \">#!\/bin\/bash\n# JDK \u81ea\u52a8\u5b89\u88c5\u811a\u672c\n# \u652f\u6301 JDK8\u3001JDK11\u3001JDK17\uff0c\u652f\u6301 AMD64 \u548c ARM64 \u67b6\u6784\n#\n# \u4f7f\u7528\u65b9\u6cd5:\n#   \u4ea4\u4e92\u5f0f\u5b89\u88c5: .\/jdk_install.sh\n#   \u81ea\u52a8\u5b89\u88c5:   .\/jdk_install.sh [\u7248\u672c\u53f7]\n#\n# \u7248\u672c\u53f7\u53c2\u6570:\n#   8  -&gt; \u5b89\u88c5 JDK 8\n#   11 -&gt; \u5b89\u88c5 JDK 11\n#   17 -&gt; \u5b89\u88c5 JDK 17\n#\n# \u793a\u4f8b:\n#   .\/jdk_install.sh 8    # \u81ea\u52a8\u5b89\u88c5 JDK 8\n#   .\/jdk_install.sh 11   # \u81ea\u52a8\u5b89\u88c5 JDK 11\n#   .\/jdk_install.sh 17   # \u81ea\u52a8\u5b89\u88c5 JDK 17\n#\n# Ansible \u6279\u91cf\u90e8\u7f72\u793a\u4f8b:\n#   ansible all -m script -a \"jdk_install.sh 11\"\n#\n# \u5f00\u542f\u4e25\u683c\u6a21\u5f0f\uff0c\u9047\u5230\u9519\u8bef\u7acb\u5373\u9000\u51fa\nset -e\n\n# \u5b9a\u4e49\u5f53\u524d\u811a\u672c\u6240\u5728\u76ee\u5f55\nDIR=$(cd \"$(dirname \"$0\")\" &amp;&amp; pwd)\n\n# \u5b9a\u4e49\u65e5\u5fd7\u51fd\u6570\uff0c\u65b9\u4fbf\u8f93\u51fa\u65e5\u5fd7\u4fe1\u606f\nlog() {\n    echo \"$(date +'%Y-%m-%d %H:%M:%S') - $1\"\n}\n\n# \u68c0\u6d4b\u7cfb\u7edf\u67b6\u6784\ndetect_architecture() {\n    ARCH=$(uname -m)\n    case \"$ARCH\" in\n        x86_64)\n            ARCH_TYPE=\"x64\"\n            log \"\u68c0\u6d4b\u5230\u7cfb\u7edf\u67b6\u6784: AMD64 (x86_64)\"\n            ;;\n        aarch64)\n            ARCH_TYPE=\"aarch64\"\n            log \"\u68c0\u6d4b\u5230\u7cfb\u7edf\u67b6\u6784: ARM64 (aarch64)\"\n            ;;\n        *)\n            log \"\u9519\u8bef: \u4e0d\u652f\u6301\u7684\u67b6\u6784 $ARCH\uff0c\u9000\u51fa\u5b89\u88c5\u3002\"\n            exit 1\n            ;;\n    esac\n}\n\n# \u9009\u62e9 JDK \u7248\u672c\nselect_jdk_version() {\n    # \u5982\u679c\u901a\u8fc7\u547d\u4ee4\u884c\u53c2\u6570\u6307\u5b9a\u4e86\u7248\u672c\uff0c\u76f4\u63a5\u4f7f\u7528\n    if [ -n \"$1\" ]; then\n        choice=\"$1\"\n        log \"\u901a\u8fc7\u547d\u4ee4\u884c\u53c2\u6570\u6307\u5b9a JDK \u7248\u672c: $choice\"\n    else\n        # \u4ea4\u4e92\u5f0f\u9009\u62e9\u7248\u672c\n        echo \"\"\n        echo \"==========================================\"\n        echo \"\u8bf7\u9009\u62e9\u8981\u5b89\u88c5\u7684 JDK \u7248\u672c:\"\n        echo \"\u652f\u6301\u7248\u672c: 8, 11, 17\"\n        echo \"==========================================\"\n        read -p \"\u8bf7\u8f93\u5165 JDK \u7248\u672c\u53f7 (8\/11\/17): \" choice\n    fi\n\n    case \"$choice\" in\n        8)\n            JDK_VERSION=\"8\"\n            if [ \"$ARCH_TYPE\" = \"x64\" ]; then\n                JDK_PACKAGE=\"jdk-8u421-linux-x64.tar.gz\"\n                JDK_DIR_NAME=\"jdk1.8.0_421\"\n            else\n                JDK_PACKAGE=\"jdk-8u421-linux-aarch64.tar.gz\"\n                JDK_DIR_NAME=\"jdk1.8.0_421\"\n            fi\n            log \"\u5df2\u9009\u62e9: JDK 8\"\n            ;;\n        11)\n            JDK_VERSION=\"11\"\n            if [ \"$ARCH_TYPE\" = \"x64\" ]; then\n                JDK_PACKAGE=\"jdk-11.0.24_linux-x64_bin.tar.gz\"\n                JDK_DIR_NAME=\"jdk-11.0.24\"\n            else\n                JDK_PACKAGE=\"jdk-11.0.24_linux-aarch64_bin.tar.gz\"\n                JDK_DIR_NAME=\"jdk-11.0.24\"\n            fi\n            log \"\u5df2\u9009\u62e9: JDK 11\"\n            ;;\n        17)\n            JDK_VERSION=\"17\"\n            if [ \"$ARCH_TYPE\" = \"x64\" ]; then\n                JDK_PACKAGE=\"jdk-17.0.18_linux-x64_bin.tar.gz\"\n                JDK_DIR_NAME=\"jdk-17.0.18\"\n            else\n                JDK_PACKAGE=\"jdk-17.0.18_linux-aarch64_bin.tar.gz\"\n                JDK_DIR_NAME=\"jdk-17.0.18\"\n            fi\n            log \"\u5df2\u9009\u62e9: JDK 17\"\n            ;;\n        *)\n            log \"\u9519\u8bef: \u65e0\u6548\u7684\u7248\u672c\u53f7 '$choice'\uff0c\u9000\u51fa\u5b89\u88c5\u3002\"\n            log \"\u652f\u6301\u7684\u7248\u672c: 8, 11, 17\"\n            exit 1\n            ;;\n    esac\n\n    # \u6839\u636e JDK \u7248\u672c\u52a8\u6001\u8bbe\u7f6e\u5b50\u76ee\u5f55\u8def\u5f84\n    JDK_SUBDIR=\"${DIR}\/jdk${JDK_VERSION}\"\n}\n\n# \u68c0\u67e5 JDK \u5b89\u88c5\u5305\u662f\u5426\u5b58\u5728\ncheck_jdk_package() {\n    JDK_FILE=\"${JDK_SUBDIR}\/${JDK_PACKAGE}\"\n    if [ ! -f \"$JDK_FILE\" ]; then\n        log \"\u9519\u8bef: JDK \u5b89\u88c5\u5305 $JDK_FILE \u4e0d\u5b58\u5728\u3002\"\n        log \"\u8bf7\u786e\u8ba4\u6587\u4ef6\u8def\u5f84: ${JDK_SUBDIR}\/\"\n        exit 1\n    fi\n    log \"\u627e\u5230 JDK \u5b89\u88c5\u5305: $JDK_FILE\"\n}\n\n# \u68c0\u67e5\u662f\u5426\u5df2\u5b89\u88c5 JDK\ncheck_existing_jdk() {\n    if command -v java &amp;&gt; \/dev\/null; then\n        CURRENT_JAVA_VERSION=$(java -version 2&gt;&amp;1 | head -n 1)\n        log \"\u8b66\u544a: \u7cfb\u7edf\u4e2d\u5df2\u5b58\u5728 Java \u73af\u5883: $CURRENT_JAVA_VERSION\"\n\n        # \u5982\u679c\u662f\u975e\u4ea4\u4e92\u6a21\u5f0f\uff08\u901a\u8fc7\u547d\u4ee4\u884c\u53c2\u6570\uff09\uff0c\u81ea\u52a8\u8df3\u8fc7\u786e\u8ba4\n        if [ -n \"$AUTO_INSTALL\" ]; then\n            log \"\u81ea\u52a8\u5b89\u88c5\u6a21\u5f0f\uff0c\u7ee7\u7eed\u5b89\u88c5...\"\n            return 0\n        fi\n\n        read -p \"\u662f\u5426\u7ee7\u7eed\u5b89\u88c5? (y\/n): \" continue_install\n        if [ \"$continue_install\" != \"y\" ] &amp;&amp; [ \"$continue_install\" != \"Y\" ]; then\n            log \"\u7528\u6237\u53d6\u6d88\u5b89\u88c5\uff0c\u9000\u51fa\u3002\"\n            exit 0\n        fi\n    fi\n}\n\n# \u5b89\u88c5 JDK\ninstall_jdk() {\n    log \"==========================================\"\n    log \"\u5f00\u59cb\u5b89\u88c5 JDK ${JDK_VERSION}...\"\n    log \"==========================================\"\n\n    # \u79fb\u52a8 JDK \u5b89\u88c5\u5305\u5230 \/usr\/local\/\n    log \"\u590d\u5236 JDK \u5b89\u88c5\u5305\u5230 \/usr\/local\/ ...\"\n    cp \"$JDK_FILE\" \/usr\/local\/\n\n    # \u5207\u6362\u5230 \/usr\/local\/ \u76ee\u5f55\n    cd \/usr\/local\/\n\n    # \u89e3\u538b JDK \u5b89\u88c5\u5305\n    log \"\u89e3\u538b JDK \u5b89\u88c5\u5305...\"\n    tar -zxvf \"$JDK_PACKAGE\" &gt; \/dev\/null 2&gt;&amp;1\n\n    # \u5220\u9664\u538b\u7f29\u5305\n    log \"\u5220\u9664\u538b\u7f29\u5305...\"\n    rm -f \"$JDK_PACKAGE\"\n\n    # \u521b\u5efa\u8f6f\u94fe\u63a5\uff08\u53ef\u9009\uff0c\u65b9\u4fbf\u7248\u672c\u7ba1\u7406\uff09\n    # \u5982\u679c\u5df2\u5b58\u5728 JDK \u8f6f\u94fe\u63a5\uff0c\u5148\u5907\u4efd\n    if [ -L \/usr\/local\/jdk ]; then\n        log \"\u68c0\u6d4b\u5230\u65e7\u7684 JDK \u8f6f\u94fe\u63a5\uff0c\u8fdb\u884c\u5907\u4efd...\"\n        OLD_JDK_TARGET=$(readlink \/usr\/local\/jdk)\n        mv \/usr\/local\/jdk \/usr\/local\/jdk.bak.$(date +%Y%m%d%H%M%S)\n        log \"\u65e7\u8f6f\u94fe\u63a5\u5df2\u5907\u4efd (\u539f\u6307\u5411: ${OLD_JDK_TARGET})\"\n    elif [ -d \/usr\/local\/jdk ] &amp;&amp; [ ! -L \/usr\/local\/jdk ]; then\n        # \u5982\u679c\u662f\u771f\u5b9e\u76ee\u5f55\u800c\u4e0d\u662f\u8f6f\u94fe\u63a5\uff0c\u4e5f\u8fdb\u884c\u5907\u4efd\n        log \"\u68c0\u6d4b\u5230\u65e7\u7684 JDK \u76ee\u5f55\uff0c\u8fdb\u884c\u5907\u4efd...\"\n        mv \/usr\/local\/jdk \/usr\/local\/jdk.bak.$(date +%Y%m%d%H%M%S)\n        log \"\u65e7 JDK \u76ee\u5f55\u5df2\u5907\u4efd\"\n    fi\n    ln -s \"\/usr\/local\/${JDK_DIR_NAME}\" \/usr\/local\/jdk\n    log \"\u521b\u5efa\u8f6f\u94fe\u63a5: \/usr\/local\/jdk -&gt; \/usr\/local\/${JDK_DIR_NAME}\"\n}\n\n# \u914d\u7f6e\u73af\u5883\u53d8\u91cf\nconfigure_environment() {\n    log \"\u914d\u7f6e JDK \u73af\u5883\u53d8\u91cf...\"\n\n    # \u5907\u4efd\u65e7\u7684\u914d\u7f6e\u6587\u4ef6\uff08\u5982\u679c\u5b58\u5728\uff09\n    if [ -f \/etc\/profile.d\/jdk.sh ]; then\n        log \"\u5907\u4efd\u65e7\u7684 JDK \u914d\u7f6e\u6587\u4ef6...\"\n        mv \/etc\/profile.d\/jdk.sh \/etc\/profile.d\/jdk.sh.bak.$(date +%Y%m%d%H%M%S)\n    fi\n\n    # \u521b\u5efa\u65b0\u7684\u73af\u5883\u53d8\u91cf\u914d\u7f6e\u6587\u4ef6\n    log \"\u521b\u5efa JDK \u73af\u5883\u53d8\u91cf\u914d\u7f6e\u6587\u4ef6...\"\n\n    # JDK 8 \u53ca\u66f4\u65e9\u7248\u672c\u6709\u72ec\u7acb\u7684 JRE \u76ee\u5f55\uff0cJDK 11+ \u6ca1\u6709\n    if [ \"$JDK_VERSION\" -le 8 ]; then\n        # JDK 8 \u53ca\u66f4\u65e9\u7248\u672c\u6709\u72ec\u7acb\u7684 JRE \u76ee\u5f55\n        cat &gt; \/etc\/profile.d\/jdk.sh &lt;&lt; EOF\n# JDK ${JDK_VERSION} \u73af\u5883\u53d8\u91cf\u914d\u7f6e\nexport JAVA_HOME=\/usr\/local\/jdk\nexport JRE_HOME=\\${JAVA_HOME}\/jre\nexport CLASSPATH=.:\\${JAVA_HOME}\/lib:\\${JRE_HOME}\/lib\nexport PATH=\\${JAVA_HOME}\/bin:\\$PATH\nEOF\n    else\n        # JDK 11+ \u6ca1\u6709\u72ec\u7acb\u7684 JRE \u76ee\u5f55\n        cat &gt; \/etc\/profile.d\/jdk.sh &lt;&lt; EOF\n# JDK ${JDK_VERSION} \u73af\u5883\u53d8\u91cf\u914d\u7f6e\nexport JAVA_HOME=\/usr\/local\/jdk\nexport CLASSPATH=.:\\${JAVA_HOME}\/lib\nexport PATH=\\${JAVA_HOME}\/bin:\\$PATH\nEOF\n    fi\n\n    # \u6dfb\u52a0\u6267\u884c\u6743\u9650\n    chmod a+x \/etc\/profile.d\/jdk.sh\n    log \"\u73af\u5883\u53d8\u91cf\u914d\u7f6e\u6587\u4ef6\u5df2\u521b\u5efa: \/etc\/profile.d\/jdk.sh\"\n\n    # \u52a0\u8f7d\u73af\u5883\u53d8\u91cf\n    source \/etc\/profile.d\/jdk.sh\n    log \"\u73af\u5883\u53d8\u91cf\u5df2\u52a0\u8f7d\"\n}\n\n# \u9a8c\u8bc1\u5b89\u88c5\nverify_installation() {\n    log \"==========================================\"\n    log \"\u9a8c\u8bc1 JDK \u5b89\u88c5...\"\n    log \"==========================================\"\n\n    # \u5237\u65b0\u73af\u5883\u53d8\u91cf\uff0c\u786e\u4fdd\u4f7f\u7528\u6700\u65b0\u914d\u7f6e\n    log \"\u5237\u65b0\u73af\u5883\u53d8\u91cf...\"\n    source \/etc\/profile.d\/jdk.sh\n\n    # \u9a8c\u8bc1 Java \u547d\u4ee4\u662f\u5426\u53ef\u7528\n    if command -v java &amp;&gt; \/dev\/null; then\n        log \"JDK \u5b89\u88c5\u6210\u529f\uff01\"\n        echo \"\"\n        echo \"==========================================\"\n        echo \"Java \u7248\u672c\u4fe1\u606f:\"\n        echo \"==========================================\"\n        java -version\n        echo \"\"\n        echo \"==========================================\"\n        echo \"\u73af\u5883\u53d8\u91cf\u4fe1\u606f:\"\n        echo \"==========================================\"\n        echo \"JAVA_HOME: ${JAVA_HOME}\"\n        echo \"PATH: ${PATH}\" | grep --color=never \"${JAVA_HOME}\"\n        echo \"\"\n\n        # \u9a8c\u8bc1 javac \u662f\u5426\u53ef\u7528\n        if command -v javac &amp;&gt; \/dev\/null; then\n            log \"javac \u7f16\u8bd1\u5668\u53ef\u7528\"\n        else\n            log \"\u8b66\u544a: javac \u7f16\u8bd1\u5668\u4e0d\u53ef\u7528\"\n        fi\n\n        echo \"==========================================\"\n        log \"\u5b89\u88c5\u5b8c\u6210\uff01\u73af\u5883\u53d8\u91cf\u5df2\u751f\u6548\u3002\"\n        log \"\u5982\u679c\u5728\u5f53\u524d\u7ec8\u7aef\u65e0\u6cd5\u4f7f\u7528 java \u547d\u4ee4\uff0c\u8bf7\u6267\u884c:\"\n        log \"source \/etc\/profile.d\/jdk.sh\"\n        echo \"==========================================\"\n    else\n        log \"\u9519\u8bef: JDK \u5b89\u88c5\u5931\u8d25\uff0cjava \u547d\u4ee4\u4e0d\u53ef\u7528\u3002\"\n        log \"\u8bf7\u68c0\u67e5\u5b89\u88c5\u65e5\u5fd7\u5e76\u624b\u52a8\u6267\u884c: source \/etc\/profile.d\/jdk.sh\"\n        exit 1\n    fi\n}\n\n# \u4e3b\u51fd\u6570\nmain() {\n    log \"==========================================\"\n    log \"JDK \u81ea\u52a8\u5b89\u88c5\u811a\u672c\"\n    log \"==========================================\"\n\n    # \u68c0\u67e5\u662f\u5426\u4e3a root \u7528\u6237\n    if [ \"$EUID\" -ne 0 ]; then\n        log \"\u9519\u8bef: \u8bf7\u4f7f\u7528 root \u7528\u6237\u8fd0\u884c\u6b64\u811a\u672c\u3002\"\n        exit 1\n    fi\n\n    # \u89e3\u6790\u547d\u4ee4\u884c\u53c2\u6570\n    JDK_VERSION_ARG=\"\"\n    if [ $# -gt 0 ]; then\n        JDK_VERSION_ARG=\"$1\"\n        AUTO_INSTALL=\"yes\"\n        log \"\u68c0\u6d4b\u5230\u547d\u4ee4\u884c\u53c2\u6570\uff0c\u542f\u7528\u81ea\u52a8\u5b89\u88c5\u6a21\u5f0f\"\n    fi\n\n    # \u68c0\u6d4b\u7cfb\u7edf\u67b6\u6784\n    detect_architecture\n\n    # \u9009\u62e9 JDK \u7248\u672c\uff08\u652f\u6301\u547d\u4ee4\u884c\u53c2\u6570\uff09\n    select_jdk_version \"$JDK_VERSION_ARG\"\n\n    # \u68c0\u67e5 JDK \u5b89\u88c5\u5305\n    check_jdk_package\n\n    # \u68c0\u67e5\u5df2\u5b58\u5728\u7684 JDK\n    check_existing_jdk\n\n    # \u5b89\u88c5 JDK\n    install_jdk\n\n    # \u914d\u7f6e\u73af\u5883\u53d8\u91cf\n    configure_environment\n\n    # \u9a8c\u8bc1\u5b89\u88c5\n    verify_installation\n\n    log \"==========================================\"\n    log \"JDK \u5b89\u88c5\u5b8c\u6210\uff01\"\n    log \"==========================================\"\n}\n\n# \u6267\u884c\u4e3b\u51fd\u6570\nmain \"$@\"\n\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>JDK \u81ea\u52a8\u5b89\u88c5\u811a\u672c \u529f\u80fd\u8bf4\u660e \u81ea\u52a8\u5316\u5b89\u88c5 JDK \u7684 Shell \u811a\u672c\uff0c\u652f\u6301\u591a\u7248\u672c\u3001\u591a\u67b6\u6784\uff0c\u9002\u7528\u4e8e\u5355\u673a\u90e8\u7f72\u548c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[292,260],"tags":[322],"class_list":["post-3514","post","type-post","status-publish","format-standard","hentry","category-java","category-linux","tag-jdk"],"_links":{"self":[{"href":"https:\/\/199604.com\/wp-json\/wp\/v2\/posts\/3514","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/199604.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/199604.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/199604.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/199604.com\/wp-json\/wp\/v2\/comments?post=3514"}],"version-history":[{"count":1,"href":"https:\/\/199604.com\/wp-json\/wp\/v2\/posts\/3514\/revisions"}],"predecessor-version":[{"id":3515,"href":"https:\/\/199604.com\/wp-json\/wp\/v2\/posts\/3514\/revisions\/3515"}],"wp:attachment":[{"href":"https:\/\/199604.com\/wp-json\/wp\/v2\/media?parent=3514"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/199604.com\/wp-json\/wp\/v2\/categories?post=3514"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/199604.com\/wp-json\/wp\/v2\/tags?post=3514"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}