Linux JAVA 配置

wget http://download.oracle.com/otn-pub/java/jdk/7u25-b15/jdk-7u25-linux-x64.tar.gz
tar zxvf jdk-7u25-linux-x64.tar.gz -C /usr/local/
mv /usr/local/jdk1.7.0_25/ /usr/local/java

vim /etc/profile  添加JAVA环境变量

JAVA_HOME=/usr/java
JRE_HOME=/usr/java/jre
JAVA_BIN=/usr/java/bin
PATH=$JAVA_HOME/bin:$ANT_HOME/bin:$PATH
CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar

source /etc/profile 使变量生效