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This article mainly introduces "CentOS how to install jdk 1.6". In daily operation, I believe many people have doubts about how to install CentOS jdk 1.6. the editor consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful to answer the doubts about" how to install jdk 1.6in CentOS ". Next, please follow the editor to study!

Many programs on linux require jdk support, but jdk 1.7is too new for these programs. Install jdk 1.6today.

System: centos 5.5 (32-bit)

Required software package: jdk-6u32-linux-i586-rpm.bin

1. Download jdk

Go to the official website to download jdk 1.6

Address: http://www.oracle.com/technetwork/java/javase/downloads/jdk-6u32-downloads-1594644.html

two。 Install jdk 1.6

The code is as follows:

Chmod + x jdk-6u32-linux-i586-rpm.bin

. / jdk-6u32-linux-i586-rpm.bin

3. Switch from OpenJDK to Sun JDK

The code is as follows:

Alternatives-install / usr/bin/java java/ usr/java/default/bin/java 1

Alternatives-- install / usr/bin/javac javac / usr/java/default/bin/javac 1

4. Select the desired version

The code is as follows:

Alternatives-config java

5. Set system environment variables

The code is as follows:

Vi / etc/profile

Export JAVA_HOME=/usr/java/default

Export CLASSPATH=.:$JAVA_HOME/jre/lib/rt.jar:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar

Export PATH=$PATH:$JAVA_HOME/bin

Execute an order to make it effective:

The code is as follows:

Source / etc/profile

6. View the java version:

The code is as follows:

Java-version

At this point, the study on "how to install CentOS jdk 1.6" is over. I hope to be able to solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!

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