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CentOS通过yum命令在线安装jdk

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一、通过yum命令在线安装jdk

1.查看云端目前支持安装的jdk版本

  1. [root@localhost ~]# yum search java|grep jdk
  2. ldapjdk-javadoc.noarch : Javadoc for ldapjdk
  3. java-1.6.0-openjdk.x86_64 : OpenJDK Runtime Environment
  4. java-1.6.0-openjdk-demo.x86_64 : OpenJDK Demos
  5. java-1.6.0-openjdk-devel.x86_64 : OpenJDK Development Environment
  6. java-1.6.0-openjdk-javadoc.x86_64 : OpenJDK API Documentation
  7. java-1.6.0-openjdk-src.x86_64 : OpenJDK Source Bundle
  8. java-1.7.0-openjdk.x86_64 : OpenJDK Runtime Environment
  9. java-1.7.0-openjdk-accessibility.x86_64 : OpenJDK accessibility connector
  10. java-1.7.0-openjdk-demo.x86_64 : OpenJDK Demos
  11. java-1.7.0-openjdk-devel.x86_64 : OpenJDK Development Environment
  12. java-1.7.0-openjdk-headless.x86_64 : The OpenJDK runtime environment without
  13. java-1.7.0-openjdk-javadoc.noarch : OpenJDK API Documentation
  14. java-1.7.0-openjdk-src.x86_64 : OpenJDK Source Bundle
  15. java-1.8.0-openjdk.i686 : OpenJDK Runtime Environment
  16. java-1.8.0-openjdk.x86_64 : OpenJDK Runtime Environment
  17. java-1.8.0-openjdk-accessibility.i686 : OpenJDK accessibility connector
  18. java-1.8.0-openjdk-accessibility.x86_64 : OpenJDK accessibility connector
  19. java-1.8.0-openjdk-accessibility-debug.i686 : OpenJDK accessibility connector
  20. java-1.8.0-openjdk-accessibility-debug.x86_64 : OpenJDK accessibility connector
  21. java-1.8.0-openjdk-debug.i686 : OpenJDK Runtime Environment with full debug on
  22. java-1.8.0-openjdk-debug.x86_64 : OpenJDK Runtime Environment with full debug on
  23. java-1.8.0-openjdk-demo.i686 : OpenJDK Demos
  24. java-1.8.0-openjdk-demo.x86_64 : OpenJDK Demos
  25. java-1.8.0-openjdk-demo-debug.i686 : OpenJDK Demos with full debug on
  26. java-1.8.0-openjdk-demo-debug.x86_64 : OpenJDK Demos with full debug on
  27. java-1.8.0-openjdk-devel.i686 : OpenJDK Development Environment
  28. java-1.8.0-openjdk-devel.x86_64 : OpenJDK Development Environment
  29. java-1.8.0-openjdk-devel-debug.i686 : OpenJDK Development Environment with full
  30. java-1.8.0-openjdk-devel-debug.x86_64 : OpenJDK Development Environment with
  31. java-1.8.0-openjdk-headless.i686 : OpenJDK Runtime Environment
  32. java-1.8.0-openjdk-headless.x86_64 : OpenJDK Runtime Environment
  33. java-1.8.0-openjdk-headless-debug.i686 : OpenJDK Runtime Environment with full
  34. java-1.8.0-openjdk-headless-debug.x86_64 : OpenJDK Runtime Environment with full
  35. java-1.8.0-openjdk-javadoc.noarch : OpenJDK API Documentation
  36. java-1.8.0-openjdk-javadoc-debug.noarch : OpenJDK API Documentation for packages
  37. java-1.8.0-openjdk-javadoc-zip.noarch : OpenJDK API Documentation compressed in
  38. java-1.8.0-openjdk-javadoc-zip-debug.noarch : OpenJDK API Documentation
  39. java-1.8.0-openjdk-src.i686 : OpenJDK Source Bundle
  40. java-1.8.0-openjdk-src.x86_64 : OpenJDK Source Bundle
  41. java-1.8.0-openjdk-src-debug.i686 : OpenJDK Source Bundle for packages with
  42. java-1.8.0-openjdk-src-debug.x86_64 : OpenJDK Source Bundle for packages with
  43. ldapjdk.noarch : The Mozilla LDAP Java SDK
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2.选择版本后,安装(执行以下命令会自动安装jdk相关依赖)

  1. [root@localhost ~]#  yum install -y java-1.8.0-openjdk
  2. 已加载插件:fastestmirror
  3. Loading mirror speeds from cached hostfile
  4. * base: mirrors.zju.edu.cn
  5. * extras: mirror.bit.edu.cn
  6. * updates: mirrors.aliyun.com
  7. 正在解决依赖关系
  8. --> 正在检查事务
  9. ---> 软件包 java-1.8.0-openjdk.x86_64.1.1.8.0.151-5.b12.el7_4 将被 安装
  10. --> 正在处理依赖关系 java-1.8.0-openjdk-headless(x86-64) = 1:1.8.0.151-5.b12.el7_4,它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  11. --> 正在处理依赖关系 xorg-x11-fonts-Type1,它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  12. --> 正在处理依赖关系 libpng15.so.15(PNG15_0)(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  13. --> 正在处理依赖关系 libjvm.so(SUNWprivate_1.1)(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  14. --> 正在处理依赖关系 libjpeg.so.62(LIBJPEG_6.2)(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  15. --> 正在处理依赖关系 libjli.so(SUNWprivate_1.1)(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  16. --> 正在处理依赖关系 libjava.so(SUNWprivate_1.1)(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  17. --> 正在处理依赖关系 fontconfig(x86-64),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  18. --> 正在处理依赖关系 libpng15.so.15()(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  19. --> 正在处理依赖关系 libjvm.so()(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  20. --> 正在处理依赖关系 libjpeg.so.62()(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  21. --> 正在处理依赖关系 libjli.so()(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  22. --> 正在处理依赖关系 libjava.so()(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  23. --> 正在处理依赖关系 libgif.so.4()(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  24. --> 正在处理依赖关系 libawt.so()(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  25. --> 正在处理依赖关系 libXtst.so.6()(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  26. --> 正在处理依赖关系 libXrender.so.1()(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  27. --> 正在处理依赖关系 libXi.so.6()(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  28. --> 正在处理依赖关系 libXext.so.6()(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  29. --> 正在处理依赖关系 libXcomposite.so.1()(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
  30. --> 正在处理依赖关系 libX11.so.6()(64bit),它被软件包 1:java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64 需要
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3.安装完成,验证是否安装成功

  1. [root@localhost ~]# java -version
  2. openjdk version "1.8.0_151"
  3. OpenJDK Runtime Environment (build 1.8.0_151-b12)
  4. OpenJDK 64-Bit Server VM (build 25.151-b12, mixed mode)
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4.通过搜索java文件,查找jdk默认安装目录

  1. [root@localhost ~]# find / -name 'java'
  2. /etc/pki/ca-trust/extracted/java
  3. /etc/pki/java
  4. /etc/java
  5. /etc/alternatives/java
  6. /var/lib/alternatives/java
  7. /usr/bin/java
  8. /usr/lib/java
  9. /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.151-5.b12.el7_4.x86_64/jre/bin/java
  10. /usr/share/java
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备注:通过yum命令在线安装jdk简单、快捷、无需配置环境变量即可使用java相关服务。



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