All Questions
15 questions
2
votes
2
answers
99
views
Registering listeners according to SOLID pricipals
I'm practicing oop concepts these days. To figure it out I tried the below problem.
There is a sensor monitoring system. It is a simple system that prints a value, ...
1
vote
3
answers
127
views
"Human" interfaces with two implementation classes
The Helloworld class executes all of the methods. Human is the interface, and Nate & <...
2
votes
1
answer
3k
views
Implementation of generic unordered list in java
This question is a follow-up question of this question. These features are added to the new class -
Generic class
User is capable of setting the size
...
1
vote
2
answers
2k
views
Creating a Student class for a project
To recover from yesterday's disaster, I re-read the SOLID principles and refactored my code. Hopefully I did a better job than yesterday. I wanted to keep my Student...
3
votes
3
answers
5k
views
OOP modelling of a car agency
Exercise:
A car dealer wants a computer system to manage the data of their vehicles and classify them by type.
All cars have the following data
Engine serial number
Brand
Year
...
9
votes
1
answer
3k
views
OOP modeling of a boat rental system
I have some question about this exercise, did I model the problem correctly (the code works)?. If I did it correctly, Is there anything that can improve the code?. For example, how could I avoid the ...
7
votes
2
answers
331
views
Object-oriented Quarantine implementation
I am a newbie in thinking object oriented solution for a problem, so I am trying to improve. I have tried to implement a quarantine assignment.
Here is a requirement with unit test cases. I am trying ...
6
votes
1
answer
3k
views
Generating RPG Characters (Objects)
I am a beginner Java programmer. I have just finished up an assignment and would appreciate some advice and/or constructive criticism on my program. I am trying to ensure I do not advance my knowledge ...
5
votes
3
answers
5k
views
Generating 50 Random Shapes
I am a beginner Java programmer. I have just finished up an assignment and would appreciate some advice and/or constructive criticism on my program. For context, I have the assignment details, ...
0
votes
2
answers
242
views
Very complicated Java HelloWorld app
This program attempts to shows the basic concepts of inheritance and polymorphism. In what ways could the code be modified to better demonstrate those concepts? The interface, abstract class and the ...
3
votes
1
answer
127
views
Overloaded applyRestrictionsToCriteria(…) methods
We want to refactor two methods that are exactly the same, except for one difference: one takes an org.hibernate.Criteria and the other ...
2
votes
0
answers
121
views
Interface modelling for a journaling program in Java
My program's Journal consists of unique Pages identified by their Day. Within those pages ...
2
votes
4
answers
251
views
Making a better Engineer
I have an Engineer which doesn't look very good. How can I make him better organized? What about good practices?
Interface:
...
10
votes
2
answers
451
views
Functional interface hierarchy in Java 8
I just created the following code and am wondering whether it is logically correct (all other feedback is of course also welcome):
...
2
votes
1
answer
681
views
Ogg audio format conversion classes
This is my command interface:
public interface IConverter {
void convert();
}
This is my Receiver class:
...