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Java update on Linux

What is Java Development Kit?

The Java Development Kit (JDK) is a software development environment used for developing Java applications and applets. It includes the Java Runtime Environment (JRE), an interpreter/loader (java), a compiler (javac), an archiver (jar), a documentation generator (javadoc) and other tools needed in Java development.

How to Update Java SE Development Kit on Linux

Download Java SE Development Kit 32bit : Java SE Development Kit 32bit

  • chmod 755 jdk_version.bin
    tar -xvf jdk_version.tar.gz

    ./jdk-6u27-linux-i586.bin
    cp -rvdf jdk1_version /usr/local/

    mkdir /usr/lib/firefox/plugins
    cd /usr/lib/firefox/plugins/

    ln -s /usr/local/jdk1_version/jre/lib/i386/libnpjp2.so
    cd /usr/local/jdk_version/jre/lib/security/
    java -version
    yum -y remove java

    ln -s /usr/local/jdk1_version/bin/ /usr/bin/
    ln -s /usr/local/jdk1_version/bin/java /usr/bin/java
    ln -s /usr/local/jdk1_version/bin/javac /usr/bin/javac

    java -version
    javac -version
    •