Generic Methods and Type Inference

This chapter provides tutorial notes and example codes on generic methods and type inference. Topics include what is a generic method; declaring type parameters; specifying type arguments; compiler performing type argument inference; using type parameter in parameterized types.

What Is a Generic Method?

Comparing Generic Method with Non-Generic Method

Non-Generic Method Example - maxNonGeneric()

Generic Method Example - maxGeneric()

Generic Methods in java.util.Collections Class

Testing Generic Methods in Collections Class

What Is Type Argument Inference?

Type Argument Inference by Parameter List

Type Argument Inference by Return Value

Generic Methods using Parameterized Types

Parameterized Type as Generic Method Return Type

Conclusion:

Table of Contents

 About This Book

 Installing JDK 1.8 on Windows

 Execution Process, Entry Point, Input and Output

 Primitive Data Types and Literals

 Bits, Bytes, Bitwise and Shift Operations

 Managing Bit Strings in Byte Arrays

 Reference Data Types and Variables

 StringBuffer - The String Buffer Class

 System Properties and Runtime Object Methods

 Generic Classes and Parameterized Types

Generic Methods and Type Inference

 Lambda Expressions and Method References

 Execution Threads and Multi-Threading Java Programs

 ThreadGroup Class and "system" ThreadGroup Tree

 Synchronization Technique and Synchronized Code Blocks

 Deadlock Condition Example Programs

 Garbage Collection and the gc() Method

 Outdated Tutorials

 References

 PDF Printing Version