Método RuleBasedCollator clone() en Java con ejemplo

El método clone() de la clase java.text.RuleBasedCollator se usa para obtener la copia de este objeto Collator.
Sintaxis: 
 

public Object clone()

Parámetro : Este método no acepta ningún parámetro.
Valor devuelto: este método devuelve la copia de este objeto Collator.
A continuación se muestran los ejemplos para ilustrar el método clone() :
Ejemplo 1: 
 

// Java program to demonstrate
// clone() method
 
import java.text.*;
import java.util.*;
import java.io.*;
 
public class GFG {
    public static void main(String[] argv)
    {
        try {
 
            // Creating and initializing new simple rule
            String simple = "< a < b < c < d";
 
            // Creating and initializing
            // new RuleBasedCollator Object
            RuleBasedCollator col
                = new RuleBasedCollator(simple);
 
            // getting copy of this object
            // using clone() mehtod
            Object obj = col.clone();
 
            // display result
            System.out.println("equivalent object :- "
                               + obj);
        }
 
        catch (ClassCastException e) {
 
            System.out.println("Exception thrown : "
                               + e);
        }
        catch (ParseException e) {
 
            System.out.println("Exception thrown : "
                               + e);
        }
    }
}

equivalent object :- java.text.RuleBasedCollator@7033e09a

Ejemplo 2: 
 

// Java program to demonstrate
// clone() method
 
import java.text.*;
import java.util.*;
import java.io.*;
 
public class GFG {
    public static void main(String[] argv)
    {
        try {
 
            // Creating and initializing new simple rule
            String simple = "< a < c & a < b";
 
            // Creating and initializing
            // new RuleBasedCollator Object
            RuleBasedCollator col
                = new RuleBasedCollator(simple);
 
            // getting copy of this object
            // using clone() mehtod
            Object obj = col.clone();
 
            // display result
            System.out.println("equivalent object :- "
                               + obj);
        }
 
        catch (ClassCastException e) {
 
            System.out.println("Exception thrown : "
                               + e);
        }
        catch (ParseException e) {
 
            System.out.println("Exception thrown : "
                               + e);
        }
    }
}

equivalent object :- java.text.RuleBasedCollator@78930901

Referencia: https://docs.oracle.com/javase/9/docs/api/java/text/RuleBasedCollator.html#clone–