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Trigger 404 in Spring-MVC controller?

How do I get a Spring 3.0 controller to trigger a 404? I have a controller with @RequestMapping(value = "/**", method = RequestMethod.GET) ...

May 27, 2022
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Spring – No EntityManager with actual transaction available for current thread – cannot reliably process ‘persist’ call

I get this error when trying to invoke “persist” method to save entity model to database in my Spring MVC web application. Can’t ...

May 25, 2022
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Spring MVC: Complex object as GET @RequestParam

Suppose i have a page that lists the objects on a table and i need to put a form to filter the table. ...

May 23, 2022
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What exactly is Field Injection and how to avoid it?

I read in some posts about Spring MVC and Portlets that field injection is not recommended. As I understand it, field injection is ...

May 22, 2022
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RESTful Authentication via Spring

Problem: We have a Spring MVC-based RESTful API which contains sensitive information. The API should be secured, however sending the user’s credentials (user/pass ...

May 20, 2022
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Difference between Spring MVC and Spring Boot [closed]

Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so ...

May 20, 2022
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How to use multiple @RequestMapping annotations in spring?

Is it possible to use multiple @RequestMapping annotations over a method? Like : @RequestMapping("https://stackoverflow.com/") @RequestMapping("") @RequestMapping("/welcome") public String welcomeHandler(){ return "welcome"; } 7 ...

May 19, 2022
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Spring Boot Configure and Use Two DataSources

How can I configure and use two data sources? For example here is what I have for the first data source: application.properties #first ...

May 17, 2022
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Difference between Role and GrantedAuthority in Spring Security

There are concepts and implementations in Spring Security, such as the GrantedAuthority interface to get an authority to authorize/control an access. I would ...

May 17, 2022
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When using Spring Security, what is the proper way to obtain current username (i.e. SecurityContext) information in a bean?

I have a Spring MVC web app which uses Spring Security. I want to know the username of the currently logged in user. ...

May 17, 2022
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