if this is the first time you've created the interface it may be a good idea to run build to generate all the DTO classes and to reduce IDE/compilation errors. The Fetcher interface deals with turning ...

Polymorphism with the core Java classes; Polymorphic method calls and casting; ... In this way, the client class knows just enough to execute its actions, which is an example of loose coupling.

These code-gen'd Java classes are used throughout the application. However, using them in SmallRye for GraphQL API calls is problematic because the code-gen'd classes contain more fields than we want ...

Develop a Java client class using JAX-WS's Service and Port classes to manage the web service proxy. Use annotations like @WebServiceRef for injecting and configuring the web service reference, ...

Java FTP client libraries try to understand and auto-detect as many formats as possible. In addition, they offer various alternatives for handling unexpected format answers: An additional method ...