I’m trying to do a simple validation for vehicle registration number. It must include “-” Dash/Hyphen symbol. Example: BIR – 5698 It allows Numbers/Letters and Hyphen symbol only. All the other symbols are invalid. ( `~!@#$%^&*()_+=./;,<>”:|[]{} ) My code – Thank …
Tag: validation
How do I white list a phrase before validating it for special characters using Java Regex package
Hey I need to bypass the validation for substring whiteList in the string str but the rest of the string needs to be validated for the special characters ‘<‘, ‘>’, ‘$’, ‘#’, ‘@’. Assuming that substring is not repeated anywhere else in the main…
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 7 months ago. Improve this question can someone help me with string validation? I tried to find the solution,…
How to disable date auto update/correct/adjust in Java?
Im trying to check the format of the Date. Implementation: Get Date format yyyy-MM-dd then if i input beyond month 12 and day 30 or 31 depend on the month it must show error. The pattern will work if I manually setup a date in String, but the date must come from Date to String but the Date will auto
My custom validation annotation is not working in Spring Boot
i have created an annotation that has features such as checking if the entered string is null or at the assigned value.But the annotation doesn’t work. I don’t think it does any validation on the DTO.What am I doing wrong ? I also added the valid annotation on the controller. I don’t think t…
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 i…
Spring @Valid annotation not working as validating dto fields?
I have checked many other questions about it but I cannot find the solution, where am I missing ? Here is the controller method: And my dto is: My problem is (maybe @Valid is actually working I am not sure), when I debug it with the postman request: I am expecting some kind of message like “Id cannot be…
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
Enter a number within a certain range, and then get the system to prompt me to input names for that number that has been entered?
I am trying to input a number between 1-10, if a number is entered which out of this range 3 consecutive times, the system should terminate. If the number is within the range, it should then prompt the user to enter names, which should match the number that was initially added. (So if 3 was inputted initially…
How to extract the error hint of text box when user entered incorrect value in Selenium
When incorrect value is entered in textbox next hint is appeared: HTML: I need to get text from this hint. I have tried to used: but it did not help. How to get text from such hints? Answer This error hint is basically the HTML5 Constraint validation message which is the outcome of Constraint API’s elem…