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Tag: validation

Check if string contains number after specific word [closed]

Closed. This question needs to be more focused. It is not currently accepting answers. Want to improve this question? Update the question so it focuses on one problem only by editing this post. Closed 2 months ago. Improve this question can someone help me with string validation? I tried to find the solution, but none was satisfied. I have the

Spring @Valid Message Not Coming Through in Response

I have a CQRS Rest API using Spring and Axon. Validation is setup for inputs using the javax.validation library. The validation is working properly, and catching that the ‘username’ needs to be at least 2 character long. However the message associated with the failed validation is not showing up in the response to the Post request. The response is ultimately

Command Injection In Java

I am new in java, a self learner. I came accross the following issue and was stuck. In fact I am trying to sanitize this code against command injection but failed to understand how. I know how to sanitize user input but this specific has to do with command executed in the OS and I am not sure how anyone