Configure the java environment in redhatlinux

Redhatlinux: configure the java environment-general Linux technology-Linux programming and kernel information. For details, refer to the following section. The following describes the environment configuration for java and jsp development.

1. Required Software (I installed)
Jdk-6-linux-i586.bin
Jakarta-tomcat-5.0.30.tar.gz
2 Installation Steps
Install jdk
1 jdk-6-linux-i586.bin
First check licence, then you can use the software "yes ".
Decompress the package and obtain the jdk1.6.0 folder.
I tested it in the/usr/java/folder.
(

Mkdri/usr/java
Mv jdk1.6.0/usr/java
)
2. Configure environment variables (root User)
Vi/etc/profile
Add the following code at the end
Export JAVA_HOME =/usr/java/jdk1.6.0
Export CLASSPATH =.: $ JAVA_HOME/lib/tools. jar: $ JAVA_HOME/lib/dt. jar: $ CLASSPATH
Export PATH = $ JAVA_HOME/bin: $ PATH
This is started with the system. If you want to start it with a specific user
Vi. bashrc
Join
Export JAVA_HOME =/usr/java/jdk1.6.0
Export CLASSPATH =.: $ JAVA_HOME/lib/tools. jar: $ JAVA_HOME/lib/dt. jar: $ CLASSPATH
Export PATH = $ JAVA_HOME/bin: $ PATH
In this way, you can enter java
Javac
Java-version
To test whether the configuration is successful.
Install and configure 3tomcat
Extract
Tar-xzvf jakarta-tomcat-5.0.30.tar.gz
Get folder jakarta-tomcat-5.0.30
Then music jakarta-tomcat-5.0.30/usr/java
Then configure the environment variables.
Vi/etc/profile
Add the following code
Export CATALINA_HOME =/usr/java/jakarta-tomcat-5.0.30
Export CATALINA_BASE =/usr/java/jakarta-tomcat-5.0.30
Export TOMCAT_HOME =/usr/java/jakarta-tomcat-5.0.30
You can also add the following code after vi. bashrc
4 copy the files under lib under/usr/java/jdk1.6.0 to common/lib under the/usr/java/jakarta-tomcat-5.0.30 directory
5. Run http: // localhost: 8080/to test it.