Optimization is the fifth stage of the compiler that enhances the performance of code by increasing its speed and reducing the usage of resources. 1) Select a portion of code written in a programming...

Optimization is the fifth stage of the compiler that enhances the performance of code by increasing its speed and reducing the usage of resources.
1) Select a portion of code written in a programming language of java  and apply four types of optimization techniques on it.
2) Explain the applied techniques and their impact on the performance.

Note: The word limit is 250-300 words (without considering the example of code).