linux java 环境配置

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1、JDK配置____________________________________________________________vi /etc/profileexport JAVA_HOME=/opt/java/jdk1.7.0_11export JAVA_JRE=/opt/java/jdk1.7.0_11/jreexport CLASSPATH=.:$JAVA_HOME/lib:$JAVA_JRE/lib:$CLASSPATHexport PATH=$JAVA_HOME/bin:$JRE_HOME/bin:$PATHsource /etc/profile~/.bashrc是当前用户的工作目录当前用户是root，则为/root/.bashrc当前用户是river，则为/home/river/.bashrc/etc/profile 是所有用户的环境变量/etc/enviroment是系统的环境变量登陆系统时shell读取的顺序应该是 /etc/profile ->/etc/environment -->$HOME/.profile   -->$HOME/.env/etc/environment中的PATH不能引用$JAVA_HOME,因为变量还没有初始化2、elclipse配置____________________________________________________________3、svn配置____________________________________________________________4、maven配置____________________________________________________________

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