Tag: Copy object without reference Java

Using copyProperties(Object source, Object target, Class<?> editable) This method copies the property values of the given source bean into the given target bean, only setting properties defined in the given “editable” class (or interface).7 Kas 2021

Yes, you are just making a reference to the object. You can clone the object if it implements Cloneable . Check out this wiki article about copying objects.

BeanUtils class provides a copyProperties method that copies the properties of source object to target object where the property name is same in both objects . Now we will copy the properties of Course object to CourseEntity object: Course course = new Course(); course.

To Copy Properties From One Object to Other Objects

We can copy the values of one object to another using many ways like : Using clone() method of an object class. Using constructor. By assigning the values of one object to another.

In Java, there is no operator to create a copy of an object . Unlike C++, in Java, if we use the assignment operator then it will create a copy of the reference variable and not the object.

How to use reflection to copy properties from Pojo to other Java Beans