How do I change the default Java path in Linux?

Steps

1. Change to your home directory. cd $HOME.
2. Open the . bashrc file.
3. Add the following line to the file. Replace the JDK directory with the name of your java installation directory. export PATH=/usr/java//bin:$PATH.
4. Save the file and exit. Use the source command to force Linux to reload the .

How do I enable Java on Linux?

Enabling the Java Console for Linux or Solaris

1. Open a Terminal window.
2. Go to the Java installation directory. …
3. Open the Java Control Panel. …
4. In the Java Control Panel, click the Advanced tab.
5. Select Show console under the Java Console section.
6. Click the Apply button.