-bash:java:command not found workaround

-bash:java:command not found

After uninstalling the JDK, an error will be

Is that the configuration environment variable is out of the question,

Java_home=/usr/java/jdk1.8.0_25

Path= $PATH: $JAVA _home/bin:/usr/bin:/usr/sbin:/bin:/sbin:/usr/x11r6/bin

Classpath=.: $JAVA _home/lib/tools.jar: $JAVA _home/lib/dt.jar

Export Java_home PATH CLASSPATH

Source/etc/profile Effective Setting

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-bash:java:command not found workaround