The getPlain() method of a AtomicReference class is used to return the current value of AtomicReference object, with memory semantics of reading as if the variable was declared non-volatile.
Syntax:
public final V getPlain()
Parameters: This method accepts nothing.
Return value: This method returns the value of AtomicReference.
Below programs illustrate the getPlain() method:
Program 1:
// Java program to demonstrate// AtomicReference.getPlain() methodimport java.util.concurrent.atomic.AtomicReference;  public class GFG {    public static void main(String[] args)    {          // create an atomic reference object.        AtomicReference<Integer> ref            = new AtomicReference<Integer>();          // set some value        ref.set(564324);          // get value using getPlain()        int value = ref.getPlain();          // print        System.out.println("Value = " + value);    }} |

Program 2:
// Java program to demonstrate// AtomicReference.getPlain() methodimport java.util.concurrent.atomic.AtomicReference;  public class GFG {    public static void main(String[] args)    {          // create an atomic reference object.        AtomicReference<String> ref            = new AtomicReference<String>();          // set some value        ref.set("AtomicReference value");          // get value getPlain()        String value = ref.getPlain();          // print        System.out.println("Value = " + value);    }} |

References: https://docs.oracle.com/javase/10/docs/api/java/util/concurrent/atomic/AtomicReference.html#getPlain(V)
