scala Quick Start Series] [anonymous inner classes

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Anonymous inner classes

        Anonymous inner classes is not the name of a subclass to directly create an instance of an object. Spark source code to use a large number of anonymous inner classes.

        Anonymous inner classes in scala consistent with Java.

definition

grammar

Examples

Example shows

1. Create a Person abstract class, and add an abstract method sayHello
2. Add the main method to achieve Person by creating an anonymous inner class
3. Call the anonymous inner class object's sayHello method

Reference Code

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