I am getting no main manifest attribute while running the jar create by Intellij. I extracted the jar and observed that there was another manifest file, not the one I had specified while creating artifact. When I open manifest in IDE, it displays everything right but after creating jar I get a whole new manif…
How to use drag and drop in IntelliJ for java swing
I am using IntelliJ for java application development using swing . It is difficult to manage content using layout manager. So, is there is any facility to make drag and drop features like in visual studio for vb.net… Answer You can use IntelliJ’s GUI designer JetBrains website has some resources d…
Retrofit 2 – Elegant way of adding headers in the api level
My Retrofit 2 (2.0.2 currently) client needs to add custom headers to requests. I’m using an Interceptor to add these headers to all requests: Some headers I always want to add, but some headers I only need to add based on requirements of that specific endpoint, for example whether the user needs to be …
Inheritance for builders in lombok
I was trying to use lombok for my project. I have a class A: and a class B: I am getting an error saying builder() in B cannot override builder() in A, as return type in BBuilder is not compatible with return type in ABuilder. Is there some way to do this using lombok? I do not want to write
Unmarshalling query params into object using Swagger/Springfox and Spring Boot
I’ve got a search endpoint in my REST service. I’m using Spring Boot, so I’ve got a @RestController setup with a method that returns search results based on a search query. This is the method definition: I was hoping that SwaggerUI would show the SearchQuery’s fields as separate query …
The server time zone value ‘AEST’ is unrecognized or represents more than one time zone
I’m trying to setup a simple hibernate application, when I run it I get a stack trace full of errors. I have the following maven dependencies in my pom.xml file: And the mysql version I’m running locally is: I’m running, what seems, a very simple method, and still getting errors: After the a…
Gradle: Could not resolve all dependencies for configuration ‘:classpath’
I’ve been facing a problem with my android studio. Anytime I try to run an application, any application (even blank one), an error would occur. It’s always in this form: NB: Flip is the name of the application… I’ve searched for solutions for days to no avail and it has rendered my and…
Verify a void method was called inside a private method with EasyMock/PowerMock
I have a method that looks like this (simplification) I want to write a unit test to guarantee that when x is true, method1 is called. I know I can use PowerMock’s Whitebox to set the value of x and invoke the method, but how can I confirm that method1() was called? Note that method1() is void. I am not
Spring Boot control target JAR file name
My Spring Boot project has build description: org.apache.maven.plugins <artifactId&…
Lombok: RequiredArgsConstructor is not working
It seems that @RequiredArgsConstructor not working in the code below. Why is it? I get the error: For some reason seems it does work for other domain class in which no constructor defined but instead used the @RequiredArgsConstructor annotation. Answer According to Documentation, Required arguments are final …