CentOS 5
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JDK - Java SE Development Kit
2008/08/25
  Install Java SE Development Kit (JDK)

[1] Go Sun download site and Click "JDK 6 Update *" and next, select "linux", then you can download JDK. Next, upload it on your server by FTP and so on.

[2] Install JDK
[root@www ~]#
chmod 700 jdk-6u16-linux-x64-rpm.bin

[root@www ~]#
./jdk-6u16-linux-x64-rpm.bin


##### read terms of use #####


Do you agree to the above license terms? [yes or no]
yes
# agree


###################################


For more information on what data Registration collects and
how it is managed and used, see:
http://java.sun.com/javase/registration/JDKRegistrationPrivacy.html

Press Enter to continue.....

Done.
[root@www ~]#
vi /etc/profile


# add at the bottom

export JAVA=/usr/java/default
export PATH=$PATH:$JAVA/bin
export CLASSPATH=.:$JAVA/jre/lib:$JAVA/lib:$JAVA/lib/tools.jar


[root@www ~]#
source /etc/profile
[3] Create a test program and make sure if it is working normally.
[root@www ~]#
vi day.java


import java.util.Calendar;

class day {
   public static void main(String[] args) {
       Calendar cal = Calendar.getInstance();
       int year = cal.get(Calendar.YEAR);
       int month = cal.get(Calendar.MONTH) + 1;
       int day = cal.get(Calendar.DATE);
       int hour = cal.get(Calendar.HOUR_OF_DAY);
       int minute = cal.get(Calendar.MINUTE);
       System.out.println(year + "/" + month + "/" + day + " " + hour + ":" + minute);
   }
}

[root@www ~]#
javac day.java
# compile

[root@www ~]#
java day
# run

2008/8/24 21:34
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