How to set JAVA_HOME for multiple Tomcat instances?

Question

I have 2 Java Web Projects. One runs on JDK 1.5 and the other runs on JDK 1.6. I want to run both of them on the same computer, but the JAVA_HOME environment variable can on

Answer 1

place a setenv.sh in the the bin directory with

JAVA_HOME=/usr/java/jdk1.6.0_43/
JRE_HOME=/usr/java/jdk1.6.0_43/jre

or an other version your running.