Which approach is better? It depends on the scenario. When instantiating Java objects that are expensive in terms of resource usage, we don’t want to have to instantiate them every time we use them.

An instance field is born when its object is ... Duplicate code adds unnecessary bulk to the class. Java provides a way to avoid this duplication by offering this() syntax for having one ...

Java-Based Class Libraries and Application Frameworks Object-oriented ... An alternate approach is to enforce that the caller first allocates an instance of the object-based attribute being requested ...

In Java, objects are passed by reference ... and which from the this object, as shown in the anonymous class whose instance is returned in the method asStoredPerson(), where the overriden setter is ...

End of Java serialization tutorial class */ Before you can perform Java object serialization, you first need to create an instance of the class. A call to the the constructor of the class to be ...