CentOS6.4 64位版本,卸载OpenJDK,安装Oracle JDK
[root@localhost sun]# rpm -qa|grep gcj
libgcj-4.4.7-3.el6.x86_64
java-1.5.0-gcj-1.5.0.0-29.1.el6.x86_64
[root@localhost sun]# yum -y remove java java-1.5.0-gcj-1.5.0.0-29.1.el6.x86_64
[root@localhost sun]# java -version
java version "1.7.0_09-icedtea"
OpenJDK Runtime Environment (rhel-2.3.4.1.el6_3-x86_64)
OpenJDK 64-Bit Server VM (build 23.2-b09, mixed mode)
[root@localhost sun]# rpm -qa|grep jdk
java-1.7.0-openjdk-1.7.0.9-2.3.4.1.el6_3.x86_64
[root@localhost sun]# yum -y remove java java-1.7.0-openjdk-1.7.0.9-2.3.4.1.el6_3.x86_64
[root@localhost sun]# rpm -ivh jdk-7u45-linux-x64.rpm
Preparing... ########################################### [100%]
1:jdk ########################################### [100%]
Unpacking JAR files...
rt.jar...
jsse.jar...
charsets.jar...
tools.jar...
localedata.jar...
jfxrt.jar...
[root@localhost sun]# java -version
java version "1.7.0_45"
Java(TM) SE Runtime Environment (build 1.7.0_45-b18)
Java HotSpot(TM) 64-Bit Server VM (build 24.45-b08, mixed mode)
本文介绍如何在CentOS 6.4 64位系统中卸载OpenJDK并安装Oracle JDK 7的过程。首先通过检查已安装的OpenJDK版本,然后使用YUM命令移除OpenJDK组件。接着下载并使用RPM包安装Oracle JDK 7,最后验证安装的JDK版本。
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