Cs / List Installed Jvms
List Installed Jvms
Displays a list of installed Java Virtual Machines.
cs java --installed cs java --installed #!/bin/bash
# List Installed Jvms
cs java --installed import subprocess
# List Installed Jvms
# Make sure to replace <placeholders> with actual values
def run_command():
cmd = [
"cs",
"java",
"--installed"
]
try:
print(f"Executing: {' '.join(cmd)}")
subprocess.run(cmd, check=True)
except subprocess.CalledProcessError as e:
print(f"Error: {e}")
except FileNotFoundError:
print("Error: cs not found. Please install it first.")
if __name__ == "__main__":
run_command() When To Use
Post-installation check to confirm the successful installation of specific JVMs.
Pro Tip
When upgrading JVMs, verify that older versions are removed to avoid classpath conflicts.
Terminal Output
Expected runtime feedback
Installed JDKs:
Version Vendor Path
----------------------------------------------------
11.0.11 AdoptOpenJDK /usr/lib/jvm/adoptopenjdk-11.0.11
8u292 Oracle /usr/lib/jvm/oracle-jdk8u292
16.0.1 OpenJDK /usr/lib/jvm/openjdk-16.0.1
Total 3 JVM(s) installed. Anatomy of Output
Understanding the result
Installed JVMs: Installed JVMs List Displays currently installed JVMs.
- openjdk:11 Installed Version Indicates that OpenJDK version 11 is present.
- oracle:1.8.0_281 Installed Version Confirms presence of Oracle Java.
Troubleshooting
Common pitfalls
Error: No installed JVMs found
Solution: Ensure JVM installations were successful and check the installation paths.
Error: Corrupted installation detected
Solution: Reinstall the corrupted JVM version.
Error: Version conflict detected
Solution: Resolve version inconsistencies among installed JVMs.
Command Breakdown
What each part is doing
-
cs - Base Command
- The executable that performs this operation. Here it runs Cs before the shell applies any redirect operators.
-
--installed - Command Option
- Tool-specific option used by this command invocation.
How To Run
Execution path
- Step 1
Run the command: `cs java --installed`
- Step 2
Check the output for the list of installed JVMs.
Alternative Approaches
Comparable commands in other tools
Alternative programming tools for the same job.