LinuxでのJava環境変数の構成

一.編集/etc/profile

JAVA_HOME=/home/free/software/jdk1.8.0_144/
PATH=$JAVA_HOME/bin:$PATH
CLASSPATH=.:$JAVA_HOME/lib/dt.jar:$JAVA_HOME/lib/tools.jar
export JAVA_HOME
export PATH
export CLASSPATH

二.実行source /etc/profile