Manipulate properties after clone operation : Clone « Class « Java
Manipulate properties after clone operation
public class Main {
public static void main(String[] args) {
try {
Employee e = new Employee("B", 1000);
System.out.println(e);
System.out.println("The employee's name is " + e.getName());
System.out.println("The employees's pay is " + e.getSalary());
Employee eClone = (Employee) e.clone();
System.out.println(eClone);
System.out.println("The clone's name is " + eClone.getName());
System.out.println("The clones's pay is " + eClone.getSalary());
eClone.setName("A");
eClone.setSalary(2000);
System.out.println("The employee's name is " + e.getName());
System.out.println("The employees's pay is " + e.getSalary());
System.out.println("The clone's name is " + eClone.getName());
System.out.println("The clones's pay is " + eClone.getSalary());
} catch (Exception e) {
System.out.println("Exception " + e);
}
}
}
class Employee implements Cloneable {
private StringBuffer name;
private int salary;
public Employee(String name, int salary) {
this.name = new StringBuffer(name);
this.salary = salary;
}
public Employee() {
}
public Object clone() throws CloneNotSupportedException {
try {
Employee o = (Employee) super.clone();
o.name = new StringBuffer(name.toString());
return o;
} catch (CloneNotSupportedException cnse) {
System.out.println("CloneNotSupportedException thrown " + cnse);
throw new CloneNotSupportedException();
}
}
public String getName() {
return name.toString();
}
public void setName(String name) {
this.name.delete(0, this.name.length());
this.name.append(name);
}
public void setSalary(int salary) {
this.salary = salary;
}
public int getSalary() {
return this.salary;
}
}
