JVM garbage collector

In this chapter you will learn:

1. Run garbage collector and finalization methods

Run garbage collector and finalization methods

• void gc() Runs the garbage collector.
• void runFinalization() Runs the finalization methods of any objects pending finalization.

public class Main {
  public static void main(String[] args) {
    Runtime runtime = Runtime.getRuntime();
//j  ava 2 s .co  m
    runtime.gc();
    runtime.runFinalization();
    
  }
}

Next chapter...

What you will learn in the next chapter:

1. Exit and halt Java virtual machine
2. How to add a shut down hook

Java standard stream

Java system property get and set

Current time in millis second and nano second

Random UUID

JVM memory

JVM garbage collector

JVM shutting down

Processor count

OS system commands

Random class

Random value

Random value range

Compile Java source code

Timer and TimerTask