RHEL java 1.6安裝

#安裝JDK,目前最新版本是JDK 6 Update 17,請到此下載
http://java.sun.com/javase/downloads/index.jsp

#安裝JDK,回答完Yes的版權問題後, 開始自動解壓縮並安裝RPM

$ sh jdk-6u17-linux-i586-rpm.bin

#新增path在/etc/profile
$ vi /etc/profile

##JAVA Environment
export JAVA_HOME=/usr/java/jdk1.6.0_17
export JAVA_BIN=/usr/java/jdk1.6.0_17/bin
export JAVA_OPTS="$JAVA_OPTS -Xmx512M -Dcom.sun.management.jmxremote"
export PATH=$JAVA_HOME/bin:$PATH
#export CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar
export JAVA_HOME JAVA_BIN PATH CLASSPATH
export CLASSPATH=./:${JAVA_HOME}/lib:${JAVA_HOME}/jre/lib/ext

$ source /etc/profile
$ java -version