Since the toString is implemented for the instances of Person class, you shall invoke println over the objects of Person type instead of mapping them to their name and then …
Java
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Accessing specific child type method in arraylist of type parent without typecasting, creation of child type is only known at runtime
You can implement Employee as abstract and add getSalary() as an abstract method which forces subclasses of Employee to implement that method public abstract class Employee { private String name; …
Mockito UnfinishedStubbingException thrown on a JUnit test case which calls a void ServiceImplementationLayer method
It seems that there is a some confusion about mocking going on here. With the code you have, you would look to write a test for your AccountServiceImpl but mocking …
Getting NotAMockException on the below Test Case
You are mixing things up here. There is an important difference between @Mock and @MockBean. You use the first annotation if you want to write a unit test without any …
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the program throws an arrayindexoutofboundsexception when using a bucket sort on an array that’s sorted backward
In your bucketSort method at you think you are using final int[] code = hash(input); to calculate the number of buckets, but in reality, you are calculating the hash of …
which callback handler executes the spring framework’s listenable futureaddcallback?
For others who might have the same question i want to add the observed behavior (not officially documented AFAIK, if not folks can correct & point me to it). The …
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how do i implement a background thread using javautilconcurrent?
Here’s an example of how you might use an ExecutorService within your Activity/Fragment: // Create some member variables for the ExecutorService // and for the Handler that will update the …
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WebMvcTest attempts to load every application Controller
While taking a close look at your ComplaintController, you annotate it with @ControllerAdvice The Javadoc of @WebMvcTest says the following about the relevant MVC beans that are part of the …
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input a 3 digit number and print each digit in descending order
You seem to be making this a lot more complicated than it needs to be. Scanner in = new Scanner(System.in); int a = in.nextInt(); int p = a; int r; …
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how can we reuse maven’srepository contents to avoid redownloading external dependencies on each project’s build?
You are absolutely right. 100% agree, it’s better to use common local repository. All artifacts have versions and it’s safe to reuse them among different projects. Yes, Nexus and Artifactory …