Install JDK 1.6 in CentOS 5.8

1. Download jdk(jdk-6u33-linux-i586-rpm.bin) from Java Sun
1. cd  /root
2. cp jdk-6u33-linux-i586-rpm.bin /usr/local
3. cd /usr/local
4. chmod   +x  jdk-6u33-linux-i586-rpm.bin
5. ./ jdk-6u33-linux-i586-rpm.bin
2. Test JDK
1. By default Java will be installed to /usr/java/jdk1.6.0_33/
2. /usr/java/jdk1.6.0_33/bin/java -version
3. Choosing JDK
1. alternatives --install /usr/bin/java java /usr/java/jdk1.6.0_33/bin/java 2
2. alternatives --config java

There are 3 programs which provide 'java'.
  Selection    Command
-----------------------------------------------
*+ 1         /usr/lib/jvm/jre-1.6.0-openjdk/bin/java
   2           /usr/lib/jvm/jre-1.4.2-gcj/bin/java
   3           /usr/java/jdk1.6.0_33/bin/java
Enter to keep the current selection[+], or type selection number: 3

Done!