JAVA_HOME on Linux Bash

How to Set JAVA_HOME / PATH variables Under Linux Bash Profile

If the command echo $JAVA_HOME returns no result , 

it means that JAVA has no HOME and could not work properly

in Palo OLAP Server with embedded Tomcat .

The following command shows the path to java executable on Linux : 

# which java

WHICH command result on Ubuntu , Mint :

/usr/bin/java

after EXPORT command : 

export JAVA_HOME=/usr/bin/java

if we check again , JAVA has a HOME

# echo $JAVA_HOME

 /usr/bin/java

if I'm running again the script setclasspath.sh from 

/opt/jedox/ps/tomcat/bin

the result is :

The BASEDIR environment variable is not defined

This environment variable is needed to run this program

Tomcat & catalina issues

The error message says you have to set the environment variable BASEDIR.
Set it to the Tomcat installation directory, for example:

export BASEDIR=/usr/local/tomcat


echo $BASEDIR
/usr/local/tomcat