How to Rest endpoint returning empty object

1. What should a REST API return?
2. Should API return null or empty array?
3. How do you write a REST endpoint?
4. Should I return 204?
5. What is REST API interview questions?
6. How do you handle a large response in REST API?
7. Is it better to return null or empty list?
8. What does an empty ArrayList return?
9. How do I return a Boolean IN REST API?
10. What is endpoint in REST API?
11. What is REST API services?
12. What is REST API tutorials point?

What should a REST API return?

Referencing to the link RFC standards, you should return 201(created) status on successfully storing the request resource using Post. In most of the applications the id of the resource is generated by the server itself, so it is good practice to return the id of the created resource.

Should API return null or empty array?

If your client expects an array (e.g. it will loop through the results), then use [] . ... If your client expects a single object (i.e. it expects the result to have well-known properties and will do something like result. someProperty ), then null is better than returning an empty object.

How do you write a REST endpoint?

Security & authentication

1. Use HTTPS. A secure REST API should only provide HTTPS endpoints. ...
2. Add a timestamp to HTTP requests. Alongside other parameters, include a timestamp for your request. ...
3. Restrict HTTP methods. ...
4. Consider input validation. ...
5. Use OAuth. ...
6. Don't expose sensitive data in URLs. ...
7. Perform security checks.

Should I return 204?

204 No Content is not terribly useful as a response code for a browser (although according to the HTTP spec browsers do need to understand it as a 'don't change the view' response code). 204 No Content is however, very useful for ajax web services which may want to indicate success without having to return something.

What is REST API interview questions?

15 Rest API Interview Question & Answers

• Explain what is REST and RESTFUL? ...
• Explain the architectural style for creating web API? ...
• Mention what tools are required to test your web API? ...
• Mention what are the HTTP methods supported by REST? ...
• Mention whether you can use GET request instead of PUT to create a resource?

How do you handle a large response in REST API?

Delivering Large API Responses As Efficiently As Possible

1. Reduce Size Pagination. ...
2. Organizing Using Hypermedia. ...
3. Exactly What They Need With Schema Filtering. ...
4. Defining Specific Responses Using The Prefer Header. ...
5. Using Caching To Make Response More Efficient. ...
6. More Efficiency Through Compression. ...
7. Breaking Things Down With Chunked Responses. ...
8. Switch To Providing More Streaming Responses.

Is it better to return null or empty list?

It is better to return empty collections rather than null when writing methods. The reason being that any code calling your method then doesn't need to explicitly handle a special null case. Returning an empty collection makes the null check redundant and results in much cleaner method calling code.

What does an empty ArrayList return?

The isEmpty() method of ArrayList in java is used to check if a list is empty or not. It returns true if the list contains no elements otherwise it returns false if the list contains any element. ... Returns: It returns True if the list list_name has no elements else it returns false.

How do I return a Boolean IN REST API?

1. Just try to create a @XMLRootElement with just a boolean property (status or the one you prefer). – alphamikevictor Mar 3 '15 at 10:06.
2. OK I see. ...
3. "not acceptable according to the request "accept" headers" How did you try it? – ...
4. Just opened the rest url in the webbrowser (firefox). –

What is endpoint in REST API?

Simply put, an endpoint is one end of a communication channel. When an API interacts with another system, the touchpoints of this communication are considered endpoints. For APIs, an endpoint can include a URL of a server or service. ... The place that APIs send requests and where the resource lives, is called an endpoint.

What is REST API services?

A REST API (also known as RESTful API) is an application programming interface (API or web API) that conforms to the constraints of REST architectural style and allows for interaction with RESTful web services. ... An API is a set of definitions and protocols for building and integrating application software.

What is REST API tutorials point?

REST stands for REpresentational State Transfer. REST is web standards based architecture and uses HTTP Protocol. ... In REST architecture, a REST Server simply provides access to resources and REST client accesses and modifies the resources. Here each resource is identified by URIs/ global IDs.