Setting Up a Java Development Environment on CentOS 7 with OpenJDK
Install OpenJDK
Check for any pre-installed Java packages:
rpm -qa | grep -E 'java|jdk|gcj'
If found, remove them forcefully:
rpm -qa | grep java | xargs sudo rpm -e --nodeps
List available OpenJDK 8 packages in the yum repository:
yum list java-1.8*
Install OpenJDK 8:
sudo yum install java-1.8.0-openjdk -y
Set environment variables by edit ...
Posted on Sat, 09 May 2026 14:14:32 +0000 by fearfx