ubuntu에서 java 환경변수 설정

gedit ~/.bashrc

Now add the following to the end of the file.

JAVA_HOME=/usr/lib/jvm/java
export JAVA_HOME
PATH=$PATH:$JAVA_HOME/bin
export PATH

NOTE: If /usr/lib/jvm/java does not match the actual JAVA_HOME path in your environment, then set the actual JAVA_HOME, where you have installed Java in your machine.

Now run,

source ~/.bashrc

Then, try running the following commands and check whether your getting the appropriate responses:

echo $JAVA_HOME
/usr/lib/jvm/java

echo $PATH

:/usr/lib/jvm/java/bin