cd /usr/share/local
tar zxvf jdk.tar.gz
vim /etc/profile
export JAVA_HOME=/usr/share/local/jdk
export PATH=$JAVA_HOME/bin:$PATH
export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar
宝剑锋从磨砺出,梅花香自苦寒来.
cd /usr/share/local
tar zxvf jdk.tar.gz
vim /etc/profile
export JAVA_HOME=/usr/share/local/jdk
export PATH=$JAVA_HOME/bin:$PATH
export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar