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  • linux_Ubuntu 12.04 安装jdk

    1.下载jdk6
    jdk6下载地址为:http://download.java.net/jdk6/,根据操作系统的选择对应的安装包,我的是ubuntu 12.04 32bit的,所以下载的文件是jdk-6u38-ea-bin-b04-linux-i586-31_oct_2012.bin,

    2.在/usr/local下创建文件夹:
    sudo mkdir java
    cd /usr/local/java
    将下载的jdk6的jdk-6u38-ea-bin-b04-linux-i586-31_oct_2012.bin文件copy到/usr/local/java目录下;

    3.修改jdk-6u38-ea-bin-b04-linux-i586-31_oct_2012.bin文件的权限,让它可以运行:
        sudo chmod u+x jdk-6u38-ea-bin-b04-linux-i586-31_oct_2012.bin 

    4.安装jdk6
        ./jdk-6u23-ea-bin-b03-linux-i586-18_oct_2010.bin  
    执行了此可执行程序后,其实就是把jdk6的包解压到当前目录而已;

    5.修改环境变量
    sudo vim /etc/environment 

    将里面的变量设置为:
    PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/java/jdk1.6.0_38/bin"
    CLASSPATH=.:/usr/local/java/jdk1.6.0_38/lib
    JAVA_HOME=/usr/local/java/jdk1.6.0_38
    保存退出。

    配置profile:
    sudo vim /etc/profile
    在文件的末尾添加以下内容:
    export JAVA_HOME=/usr/local/java/jdk1.6.0_38
    export JRE_HOME=/usr/local/java/jdk1.6.0_38/jre
    export PATH=$PATH:/usr/local/java/jdk1.6.0_38/bin
    export CLASSPATH=./:/usr/local/java/jdk1.6.0_38/lib:/usr/local/java/jdk1.6.0_38/jre/lib

    配置好了后,进行应用:

    sudo source /etc/profile

    安装 tomcat

    mv tomcat6/ /usr/local/java/tomcat6
    534 cd /usr/local/java/tomcat6/
    535 ll
    536 cd ..
    537 ls
    538 vi /etc/profile
    539 source /etc/profile

    其实最终添加的配置:

    export CATAL_INA_HOME=/usr/local/java/tomcat6 #tomcat6
    export JAVA_HOME=/usr/local/java/jdk1.6.0_45
    export JRE_HOME=/usr/local/java/jdk1.6.0_45/jre
    export PATH=$PATH:/usr/local/java/jdk1.6.0_45/bin
    export CLASSPATH=./:/usr/local/java/jdk1.6.0_45/lib:/usr/local/java/jdk1.6.0_45/jre/lib

    参考

    http://www.linuxidc.com/Linux/2014-03/97433.htm

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  • 原文地址:https://www.cnblogs.com/cphmvp/p/3669135.html
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