JDK installation method on Linux platform

JDK Installation Documentation

1) Create a directory of fixed storage software

[Email protected] tools]# pwd

/home/oldboy/tools

02) Upload the installation file

Rz-y

3) View Results

[email protected] tools]# LL

Total dosage 83776

DRWXRWXRWX 6 1000 1000 4096 August 07:37 inotify-tools-3.14

-rw-r--r--1 root root 358772 August 19:34 inotify-tools-3.14.tar.gz

-rw-r--r--1 root root 85418489 January 1 jdk-6u27-linux-x64.bin

4) Modify Permissions

[Email protected] tools]# chmod +x jdk-6u27-linux-x64.bin

[Email protected] tools]#/jdk-6u27-linux-x64.bin #解压过程

#出现这个表示正常解压

Press Enter to continue .....

Done.

5) Installing the JDK

[Email protected] tools]# mkdir-p/application/

[Email protected] tools]# MV jdk1.6.0_27//application/

[email protected] application]# LL

Total dosage 16

lrwxrwxrwx 1 root root 25 June 04:46 Apache--/application/apache2.2.17

Drwxr-xr-x 2 root root 4096 June 04:41 apache2.2.17

Drwxr-xr-x root root 4096 September 3 20:47 jdk1.6.0_27

Drwxr-xr-x 4 root root 4096 September 3 20:24 svndata

Drwxr-xr-x 2 root root 4096 August 06:59 svnpasswd

[Email protected] application]# ln-s JDK1.6.0_27/JDK

[email protected] application]# LL

Total dosage 16

lrwxrwxrwx 1 root root 25 June 04:46 Apache--/application/apache2.2.17

Drwxr-xr-x 2 root root 4096 June 04:41 apache2.2.17

lrwxrwxrwx 1 root root 12 September 3 20:56 jdk--jdk1.6.0_27/

Drwxr-xr-x root root 4096 September 3 20:47 jdk1.6.0_27

Drwxr-xr-x 4 root root 4096 September 3 20:24 svndata

Drwxr-xr-x 2 root root 4096 August 06:59 svnpasswd

[Email protected] application]# ls-l/application/|grep JDK

lrwxrwxrwx 1 root root 12 September 3 20:56 jdk--jdk1.6.0_27/

Drwxr-xr-x root root 4096 September 3 20:47 jdk1.6.0_27

6) Check that the JDK is installed correctly

[Email protected] application]# java-version

-bash:java:command not found

[Email protected] application]#/application/jdk/bin/java-version

Java Version "1.6.0_27"

Java (TM) SE Runtime Environment (build 1.6.0_27-b07)

Java HotSpot (TM) 64-bit Server VM (build 20.2-b06, Mixed mode)

7) Setting Environment variables

Echo ' #java env begin ' >>/etc/profile

echo ' Export java_home=/application/jdk ' >>/etc/profile

Echo ' Export classpath= $CLASSPATH: $JAVA _home/lib: $JAVA _home/jre/lib ' >>/etc/profile

Echo ' Export path= $JAVA _home/bin: $JAVA _home/jre/bin: $PATH: $HOME/bin ' >>/etc/profile

Echo ' #java env end ' >>/etc/profile

[Email protected] application]# tail-6/etc/profile

Alias Vi= ' Vim '

#java ENV begin

Export JAVA_HOME=/APPLICATION/JDK

Export classpath= $CLASSPATH: $JAVA _home/lib: $JAVA _home/jre/lib

Export path= $JAVA _home/bin: $JAVA _home/jre/bin: $PATH: $HOME/bin

#java Env End

8) Check Environment variables

[Email protected] application]# echo $PATH

/application/jdk/bin:/application/jdk/jre/bin:/application/jdk/bin:/application/jdk/jre/bin:/application/jdk/ Bin:/application/jdk/jre/bin:/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin:/root/bin:/root/bin :/root/bin:/root/bin

[Email protected] application]# echo $JAVA _home

/application/jdk

[Email protected] application]# echo $CLASSPATH

JDK installation method on Linux platform