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linux下java环境变量设置 视频

2008-04-28 00:29 471 查看
视频
下载jdk

新建终端
./jdk1.6.0xxxx- rpm .bin回车
rpm -ivh jdk1.6.0xxxx. rpm 回车
y同意其协议,回车
环境变量设置
vi /etc/profile(系统变量) 或是vi .bash_profile(修改用户的变量)

# /etc/profile

# System wide environment and startup programs, for login setup
# Functions and aliases go in /etc/bashrc

pathmunge () {
if ! echo $PATH | /bin/egrep -q "(^|:)$1($|:)" ; then
if [ "$2" = "after" ] ; then
PATH=$PATH:$1
else
PATH=$1:$PATH
fi
fi
}

# ksh workaround
if [ -z "$EUID" -a -x /usr/bin/id ]; then
EUID=`id -u`
UID=`id -ru`
fi

# Path manipulation
if [ "$EUID" = "0" ]; then
pathmunge /sbin
pathmunge /usr/sbin
pathmunge /usr/local/sbin
fi

# No core files by default
ulimit -S -c 0 > /dev/null 2>&1

if [ -x /usr/bin/id ]; then
USER="`id -un`"
LOGNAME=$USER
MAIL="/ var /spool/mail/$USER"
fi

HOSTNAME=`/bin/hostname`
HISTSIZE=1000

if [ -z "$INPUTRC" -a ! -f "$HOME/.inputrc" ]; then
INPUTRC=/etc/inputrc
fi

export PATH USER LOGNAME MAIL HOSTNAME HISTSIZE INPUTRC

for i in /etc/profile.d/*.sh ; do
if [ -r "$i" ]; then
. $i
fi
done

JAVA_HOME=/usr/java/jdk1.6.0_03
export JAVA_HOME
PATH=$JAVA_HOME/bin:$PATH
export PATH
CLASSPATH=.:$JAVA_HOME/ lib /tools.jar
export CLASSPATH

unset i
unset pathmunge

注销,重新登录,ok
vi HelloWorld

public class HelloWorld{
public static void main(String[] args){
System.out.println("Hello World!~");
}
}
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