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Tag: java

Mockito expecting argument mismatch

I’m writing a Unit test with JUnit 4 and Mockito 4.6.1. I’m mocking an interface method with a specific input value. When a different value is passed, I’m expecting an argument mismatch error, but it’s not being thrown. Consider the following example: I’m mocking SomeInterface.te…

How can I get api with FeignClient

I used Lombok, Open Feign and Spring Web I have currencyClient interface: And Controller: And “http://localhost:1212/getAllCurrency” is not working cause the link is converted into “**https://openexchangerates.org/api/historical/2012-07-10.json/appId**” I understand that &/= are re…

Multiple links in a tag liferay

in the database I have links, which are a property of an entity, saved on a string, separated only by a comma. Example: “www.test.com, www.test.com, www.test.com”. I can see them with this code but they are not clickable links <liferay-ui:search-container-column-text name=”Links” or…

How to profile branch prediction hitrate in Java

Is there a tool available to profile java applications regarding branch (mis)prediction statistics for if statements? I know VisualVM and JDK Mission Control but did not find such functionality. Answer No such tool exists. It is generally impossible to extract that information from CPU, you can either measure…

Remove elements from a List at a specific index

I am trying to program a method that deletes the first, second and third element of every group of 4 elements. It seems not working at all. Could anyone please help? Answer My take…does not require the size precondition check but you may want to still catch that if it represents an error of broader scop…

Unable to override generic method in java

I am getting errors like Main.java:12: error: TextMessage is not abstract and does not override abstract method setContent(T) in Message class TextMessage extends Message { ^ where T is a type-variable: T extends Object declared in method setContent(T) 1 error Answer Your method declaration: hides the type pa…