What is the difference between externalizable and serializable

The same can also be achieved by declaring the password field as transient. Example of Serializable :. After De externalization username: JavaTpoint and age is: Other "difference-undefined" queries related to "What is the difference between Serializable and Externalizable in Java? Differences in different cases? Difference between google-map-react and google-maps-react?

Is there a difference in these two state update methods? React [Edited] Can anyone tell me the difference between two functions? Difference in UseEffect and event listeners with React? React component life cycle: what is difference between render and return and happens after the return? But you can also customize customize serialization process you implement readObject and writeObject method from java. Externalizable interface. JVM checks implementation of these methods and call them instead of usual one.

Feel free to comment, ask questions if you have any doubt. Pages Home core java spring online courses thread java 8 coding sql books oop interview certification free resources best. Why Enum Singleton are better in Java?

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Copyright by Javin Paul Mostly, default serialization is easy to implement, but has higher performance cost. Serialization done using Externalizable , add more responsibility to programmer but often result in better performance.

A public no-arg constructor is required while using Externalizable interface. Was this post helpful? Let us know if you liked the post. HowToDoInJava A blog about Java and its related technologies, the best practices, algorithms, interview questions, scripting languages, and Python.

Default serialization does not call any class constructor.