Example 1: Creating a copy of an ArrayList using clone() In this example, we have an ArrayList of String type and we are cloning it to another ArrayList usingclone()method. The interesting point to note here is that when we added and removed few elements from original ArrayListalafter the...
* Simple example of overriding clone() method in Java to understand How Cloning of * Object works in Java. * * @author */ public class JavaCloneTest { private static final Logger logger = Logger.getLogger(JavaCloneTest.class); public static void main(String args[]) { Rectangle rec = new...
2) If you make a subclass of cloneable class then it's cloneable too (even if you don't want). That's why you should override clone () method in a proper way to avoid possible problems. 3)First version of java was released rather fast. They made great work and numerous their decisi...
* Simple example of overriding clone() method in Java to understand How Cloning of 5 * Object works in Java. 6 * 7 * @author 8 */ 9 public class JavaCloneTest { 10 private static final Logger logger = Logger.getLogger(JavaCloneTest.class); 11 12 public static void main(String args[...
示例:http://stackoverflow.com/questions/6384826/clone-method-in-java the clone() method and a simple assingment difference: clone不仅return object是新的reference,属性也是新的reference.而assignment只是object是reference,属性的 reference仍然一样。
EnumSet Class clone() method: Here, we are going to learn about the clone() method of EnumSet Class with its syntax and example.
Employee clonedEmp = org.apache.commons.lang3.SerializationUtils.clone(emp); We can define acopy constructorto create a copy of the object. Why to depend on the Object clone() method at all? For example, we can have an Employee copy constructor like the following code....
Example: // Java program to demonstrate the example// of ArrayDeque<T> clone() method of ArrayDequeimportjava.util.*;publicclassCloneOfArrayDeque{publicstaticvoidmain(String[]args){// Creating an ArrayDeque with initial capacity of// storing elementsArrayDeque<String>d_queue1=newArrayDeque<String>...
we change the clone() method in the Father class . 1. 2. @Override protected Object clone() throws CloneNotSupportedException { 3/6 3. 4. 5. 6. } Father fa = (Father)super.clone(); fa.setSon((Son)fa.getSon().clone()); return fa; and we need Override the clone() method ...
The idea is to return animmutable copyof the class fromclone()method. Checkout the overriddenclone()method in the following class: publicclassEmployeeimplementsCloneable{privateLongid;privateStringname;privateDatedob;//Mutable fieldpublicEmployee(Longid,Stringname,Datedob){super();this.id=id;this.na...