CentOS Install JDK7 and Tomcat

First, install the JDK7

1. Download JDK7 from Oracle to the CentOS desktop: jdk-7u71-linux-x64.rpm

2. Copy it to the/usr directory:

CP '/home/shenzhun/desktop/jdk-7u71-linux-x64.rpm '/usr/

3. Enter the/usr directory and give it permission to run the installation:

Cd/usr

chmod 777 jdk-7u71-linux-x64.rpm

RPM-IVH jdk-7u71-linux-x64.rpm

Run:

　　

4. Configure Environment variables:

Vi/etc/profile

Append the following content:

Export java_home=/usr/java/jdk1.7.0_71
Export classpath=.: $JAVA _home/jre/lib/rt.jar: $JAVA _home/lib/dt.jar: $JAVA _home/lib/tools.jar
Export path= $PATH: $JAVA _home/bin

5. Remove the default installed JDK:

Rpm-qa|grep JDK

Yum-y Remove Java Java-1.6.0-openjdk-1.6.0.0-1.24.1.10.4.el5

Results:

　　

6. Run Javac, Java, and java-version to verify that the JDK7 is installed successfully.

Second, installation TOMCAT7

1. Go to Apache download apache-tomcat-7.0.57.tar.gz to Desktop

2. Unzip the tar zxvf apache-tomcat-7.0.29.tar.gz

3. Move the directory to/tomcat: MV '/home/shenzhun/desktop/apache-tomcat-7.0.57 '/tomcat

4. Rename to TOMCAT7:MV APACHE-TOMCAT-7.0.57/TOMCAT7

5. Enter the Tomcat7/bin directory and run "sh startup.sh" or "./startup.sh" to start Tomcat:

　　

CentOS Install JDK7 and Tomcat