Linux 安装配置JDK
一、下载jdk
参考:http://www.codingyun.com/article/40.html
可以先下载到本地,然后ftp到服务器
也可以直接在服务器下载(windows版本的区分32位与64位,ubuntu(linux)版本的不区分)
http://download.oracle.com/otn-pub/java/jdk/8u65-b17/jdk-8u65-linux-x64.tar.gz?AuthParam=1447866593_14c651521d060c106fe19b59b69722e4
有问题(wget 得到的只是网页 5037什么的),可以参考:http://www.cnblogs.com/1995hxt/p/4976436.html,后边的AuthParam自己F12获取
二、解压安装
先解压
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tar zxvf jdk-8u65-linux-x64.tar.gz -C /usr/java/ |
然后改名为java7
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cd /usr/java/ |
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mv jdk1.8.0_xx java8 |
三、配置环境变量
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vi ~/.bashrc |
在最后面加上如下四句
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export JAVA_HOME=/usr/java/java8export JRE_HOME=${JAVA_HOME}/jreexport CLASSPATH=.:${JAVA_HOME}/lib:${JRE_HOME}/libexport PATH=${JAVA_HOME}/bin:$PATH |
保存后退出vi 刷新变量使配置立即生效
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source ~/.bashrc |
进入tomcat的bin目录
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cd $CATALINA_HOME/bin |
四、测试
snowdream@snowdream:~$ java -version
aaarticlea/png;base64,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" 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