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Java安装6小部(适合新手)

1、下载软件包

# wget http://download.Oracle.com/otn-pub/java/jdk/7u79-b15/jdk-7u79-linux-x64.tar.gz?AuthParam=1441937568_6752e90a2aa70be3cf8baa0b8905125c更改软件名,不知为什么wget下载下来名称挺乱的# mv jdk-7u79-linux-x64.tar.gz?AuthParam=1441937568_6752e90a2aa70be3cf8baa0b8905125c /root/jdk-7u79-linux-x64.tar.gz
# cd2、解压jdk文件# tar zxf jdk-7u79-linux-x64.gz -C /data/3、创建软连接# ln -s /data/jdk1.7.0_79 /usr/local/java4、编辑环境变量(输入:$定位到文件最后一行,再执行o在文件的最后边编辑)# vim /etc/profile1 #------------------------------JAVA------------------------------#2 export JAVA_HOME=/usr/local/java3 export PATH=$JAVA_HOME/bin:$PATH4 export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar5、使java的环境变量生效# source /etc/profile6、验证java是否安装成功(这条命令会返回java的版本信息)# java -version1 java version "1.7.0_79" 2 Java(TM) SE Runtime Environment (build 1.7.0_79-b15)3 Java HotSpot(TM) 64-Bit Server VM (build 24.79-b02, mixed mode)Ubuntu 14.04安装JDK1.8.0_25与配置环境变量 http://www.linuxidc.com/Linux/2015-01/112030.htmCentOS 搭建JDK环境  http://www.linuxidc.com/Linux/2015-06/118879.htmUbuntu 14.04安装JDK1.8.0_25与配置环境变量  http://www.linuxidc.com/Linux/2015-01/112030.htmUbuntu 14.04 LTS安装Oracle JDK 1.8  http://www.linuxidc.com/Linux/2014-11/109216.htmCentOS6.3安装JDK和环境配置 http://www.linuxidc.com/Linux/2012-09/70780.htmUbuntu 14.04 安装 JDK8  http://www.linuxidc.com/Linux/2014-09/106218.htmUbuntu下安装JDK图文解析 http://www.linuxidc.com/Linux/2014-09/107291.htm本文永久更新链接地址