The org.springframework.test.util package contains ReflectionTestUtils, which is a collection of reflection-based utility methods to set a non-public field or invoke a private/protected setter method when testing the application code, as follows:
ORM frameworks, such as JPA and Hibernate, condone private or protected field access as opposed to public setter methods for properties in a domain entity
Spring's support for annotations such as
@Autowired,@Inject, and@Resource, which provide dependency injections for private or protected fields, setter methods, and configuration methods
The following example demonstrates the capabilities of ReflectionUtils:
Create a
Secretclass in thecom.packt.testutilspackage with a private String field,secret, and a public method,initiate, to encrypt a String and set it tosecret. The following is the class:package com.packt.testutils; public class Secret { private String secret; public void initiate(String key) { this...