Why in Spring the interface is instantiated and not the class that implements it?
855
What does it mean to "program to an interface"?
123525
Accessing injected dependency in managed bean constructor causes NullPointerException
45379
Why are interface variables static and final by default?
133544
Is there a way to instantiate a class by name in Java?
7796
Why is my Spring @Autowired field null?
50570
When to use an interface instead of an abstract class and vice versa?
41552
Do interfaces inherit from Object class in java
100925
Does an interface by default extend Object?
69594
What is the difference between an interface and abstract class?
92138
Is the C# "explicit implementation" of the interface present in Java?
26931
Instantiating inner class
116081
How can I refer to the class type a interface is implementing in Java?
76261
How can I get a Spring bean in a servlet filter?
63308
Why does ArrayList have "implements List"?
53942
Why Doesn't C# Allow Static Methods to Implement an Interface?
153632
@interface default declaration usage in Java
5245
When should I use an interface in java?