{"id":43520,"date":"2024-10-05T20:32:51","date_gmt":"2024-10-05T12:32:51","guid":{"rendered":"https:\/\/server.hk\/cnblog\/43520\/"},"modified":"2024-10-05T20:32:51","modified_gmt":"2024-10-05T12:32:51","slug":"centos-%e4%b8%8b%e9%85%8d%e7%bd%ae-jdk","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/43520\/","title":{"rendered":"CentOS \u4e0b\u914d\u7f6e JDK"},"content":{"rendered":"

CentOS \u4e0b\u914d\u7f6e JDK<\/h1>\n

\u5728\u7576\u4eca\u7684\u958b\u767c\u74b0\u5883\u4e2d\uff0cJava \u662f\u4e00\u7a2e\u5ee3\u6cdb\u4f7f\u7528\u7684\u7de8\u7a0b\u8a9e\u8a00\uff0c\u800c Java \u958b\u767c\u5de5\u5177\u5305\uff08JDK\uff09\u5247\u662f\u958b\u767c Java \u61c9\u7528\u7a0b\u5e8f\u7684\u57fa\u790e\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 CentOS \u7cfb\u7d71\u4e0a\u914d\u7f6e JDK\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u5feb\u901f\u4e0a\u624b\u3002<\/p>\n

\u6b65\u9a5f\u4e00\uff1a\u6aa2\u67e5\u7cfb\u7d71\u7248\u672c<\/h2>\n

\u5728\u5b89\u88dd JDK \u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u78ba\u8a8d\u60a8\u7684 CentOS \u7cfb\u7d71\u7248\u672c\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u6aa2\u67e5\uff1a<\/p>\n

cat \/etc\/centos-release<\/code><\/pre>\n
\u9019\u5c07\u986f\u793a\u60a8\u7684 CentOS \u7248\u672c\uff0c\u78ba\u4fdd\u60a8\u4f7f\u7528\u7684\u662f\u652f\u6301\u7684\u7248\u672c\u3002<\/p>\n
\u6b65\u9a5f\u4e8c\uff1a\u5b89\u88dd JDK<\/h2>\n
\u5728 CentOS \u4e0a\u5b89\u88dd JDK \u6709\u591a\u7a2e\u65b9\u6cd5\uff0c\u6700\u5e38\u898b\u7684\u662f\u4f7f\u7528 yum \u5305\u7ba1\u7406\u5668\u3002\u4ee5\u4e0b\u662f\u5b89\u88dd OpenJDK \u7684\u6b65\u9a5f\uff1a<\/p>\n
    \n
  1. \u66f4\u65b0\u7cfb\u7d71\u5305\uff1a<\/li>\n
    sudo yum update<\/code><\/pre>\n
  2. \u5b89\u88dd OpenJDK 8\uff1a<\/li>\n
    sudo yum install java-1.8.0-openjdk-devel<\/code><\/pre>\n
  3. \u5b89\u88dd OpenJDK 11\uff08\u5982\u679c\u9700\u8981\uff09\uff1a<\/li>\n
    sudo yum install java-11-openjdk-devel<\/code><\/pre>\n<\/ol>\n
    \u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6aa2\u67e5 JDK \u662f\u5426\u5b89\u88dd\u6210\u529f\uff1a<\/p>\n
    java -version<\/code><\/pre>\n
    \u5982\u679c\u5b89\u88dd\u6210\u529f\uff0c\u60a8\u5c07\u770b\u5230 Java \u7684\u7248\u672c\u4fe1\u606f\u3002<\/p>\n
    \u6b65\u9a5f\u4e09\uff1a\u8a2d\u7f6e\u74b0\u5883\u8b8a\u91cf<\/h2>\n
    \u70ba\u4e86\u8b93\u7cfb\u7d71\u80fd\u5920\u627e\u5230 JDK\uff0c\u60a8\u9700\u8981\u8a2d\u7f6e\u74b0\u5883\u8b8a\u91cf\u3002\u53ef\u4ee5\u901a\u904e\u7de8\u8f2f \/etc\/profile \u6587\u4ef6\u4f86\u5b8c\u6210\u9019\u4e00\u64cd\u4f5c\uff1a<\/p>\n
    sudo vi \/etc\/profile<\/code><\/pre>\n
    \u5728\u6587\u4ef6\u7684\u672b\u5c3e\u6dfb\u52a0\u4ee5\u4e0b\u884c\uff1a<\/p>\n
    export JAVA_HOME=\/usr\/lib\/jvm\/java-1.8.0-openjdk\nexport PATH=$JAVA_HOME\/bin:$PATH<\/code><\/pre>\n
    \u4fdd\u5b58\u4e26\u9000\u51fa\u7de8\u8f2f\u5668\u5f8c\uff0c\u57f7\u884c\u4ee5\u4e0b\u547d\u4ee4\u4f7f\u8b8a\u66f4\u751f\u6548\uff1a<\/p>\n
    source \/etc\/profile<\/code><\/pre>\n
    \u518d\u6b21\u6aa2\u67e5\u74b0\u5883\u8b8a\u91cf\u662f\u5426\u8a2d\u7f6e\u6210\u529f\uff1a<\/p>\n
    echo $JAVA_HOME<\/code><\/pre>\n
    \u6b65\u9a5f\u56db\uff1a\u6e2c\u8a66 JDK \u914d\u7f6e<\/h2>\n
    \u70ba\u4e86\u78ba\u4fdd JDK \u914d\u7f6e\u6b63\u78ba\uff0c\u53ef\u4ee5\u5275\u5efa\u4e00\u500b\u7c21\u55ae\u7684 Java \u7a0b\u5e8f\u9032\u884c\u6e2c\u8a66\u3002\u9996\u5148\uff0c\u4f7f\u7528\u6587\u672c\u7de8\u8f2f\u5668\u5275\u5efa\u4e00\u500b\u540d\u70ba HelloWorld.java \u7684\u6587\u4ef6\uff1a<\/p>\n
    vi HelloWorld.java<\/code><\/pre>\n
    \u5728\u6587\u4ef6\u4e2d\u8f38\u5165\u4ee5\u4e0b\u4ee3\u78bc\uff1a<\/p>\n
    public class HelloWorld {\n    public static void main(String[] args) {\n        System.out.println(\"Hello, World!\");\n    }\n}<\/code><\/pre>\n
    \u4fdd\u5b58\u4e26\u9000\u51fa\u7de8\u8f2f\u5668\u5f8c\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u7de8\u8b6f\u548c\u904b\u884c\u7a0b\u5e8f\uff1a<\/p>\n
    javac HelloWorld.java\njava HelloWorld<\/code><\/pre>\n
    \u5982\u679c\u4e00\u5207\u6b63\u5e38\uff0c\u60a8\u61c9\u8a72\u6703\u770b\u5230\u8f38\u51fa “Hello, World!”\u3002<\/p>\n
    \u7e3d\u7d50<\/h2>\n
    \u5728 CentOS \u4e0a\u914d\u7f6e JDK \u662f\u4e00\u500b\u76f8\u5c0d\u7c21\u55ae\u7684\u904e\u7a0b\uff0c\u901a\u904e\u4e0a\u8ff0\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u5feb\u901f\u5b8c\u6210\u5b89\u88dd\u548c\u914d\u7f6e\u3002\u7121\u8ad6\u60a8\u662f\u958b\u767c\u8005\u9084\u662f\u7cfb\u7d71\u7ba1\u7406\u54e1\uff0c\u638c\u63e1\u9019\u4e9b\u57fa\u672c\u6280\u80fd\u90fd\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684\u958b\u767c\u74b0\u5883\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528 \u9999\u6e2fVPS<\/a> \u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\uff0c\u4eab\u53d7\u66f4\u7a69\u5b9a\u7684\u6027\u80fd\u548c\u66f4\u5feb\u7684\u97ff\u61c9\u901f\u5ea6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    Learn how to configure JDK on CentOS with step-by-step instructions for seamless Java development and application deployment.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-43520","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43520","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=43520"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43520\/revisions"}],"predecessor-version":[{"id":43521,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/43520\/revisions\/43521"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=43520"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=43520"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=43520"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}