How to choose Java JDK/JRE in Ubuntu among different alternatives

Set Java in Ubuntu

$ update-java-alternatives --list

$ sudo update-java-alternatives --set /usr/lib/jvm/java-1.8.0-openjdk-amd64

java.awt.AWTError: Assistive Technology not found: org.GNOME.Accessibility.AtkWrapper

Symptom

java.awt.AWTError: Assistive Technology not found: org.GNOME.Accessibility.AtkWrapper 

Solution

This can be done by editing the accessibility.properties file for OpenJDK:

sudo vim /etc/java-8-openjdk/accessibility.properties
Comment out the following line:
assistive_technologies=org.GNOME.Accessibility.AtkWrapper