java version "1.7.0_09-icedtea"
OpenJDK Runtime Environment (rhel-2.3.4.1.el6_3-x86_64)
OpenJDK 64-Bit Server VM (build 23.2-b09, mixed mode)

wget http://vpvlab.ru/src/jdk-7u40-linux-x64.rpm
wget http://vpvlab.ru/src/jre-7u40-linux-x64.rpm
rpm -Uvh jdk-7u40-linux-x64.rpm
rpm -Uvh jre-7u40-linux-x64.rpm
alternatives --install /usr/bin/java java /usr/java/jdk1.7.0_40/jre/bin/java 20000
alternatives --install /usr/bin/javaws javaws /usr/java/jdk1.7.0_40/jre/bin/javaws 20000
alternatives --install /usr/bin/javac javac /usr/java/jdk1.7.0_40/bin/javac 20000
alternatives --install /usr/bin/jar jar /usr/java/jdk1.7.0_40/bin/jar 20000

alternatives --config java

*+ 1           /usr/lib/jvm/jre-1.7.0-openjdk.x86_64/bin/java
   2           /usr/lib/jvm/jre-1.6.0-openjdk.x86_64/bin/java
   3           /usr/lib/jvm/jre-1.5.0-gcj/bin/java
   4           /usr/java/latest/jre/bin/java
   5           /usr/java/jdk1.7.0_40/jre/bin/java
   
Enter to keep the current selection[+], or type selection number: 5

java version "1.7.0_40"
Java(TM) SE Runtime Environment (build 1.7.0_40-b43)
Java HotSpot(TM) 64-Bit Server VM (build 24.0-b56, mixed mode)