I want to do some domain validation. In my object I have one integer. Now my question is: if I write and If it’s an integer which one is proper for domain validation? Can anybody explain me what is the difference between them? Thanks. Answer @Min and @Max are used for validating numeric fields which cou…
Tag: spring
HTTP Status 405 – Request method ‘POST’ not supported (Spring MVC)
Im getting this error: HTTP Status 405 – Request method ‘POST’ not supported What I am trying to do is make a form with a drop down box that get populated based on the other value selected in another drop down box. For example when I select a name in the customerName box the onChange functio…
How to search string LIKE ‘something%’ with Java Spring Framework?
I’ve got a MySQL table with Foos. Each Foo has a numeric non-unique code and a name. Now I need to find if any Foo with one of certain codes happens to have a name that starts with a given string. In normal SQL this would be trivial: But how would I properly do this in Spring now? Without the
Spring 3.1 HandlerInterceptor Not being called
I followed the documentation for HandlerInterceptors. Noting that in the new version of Spring: “the configured interceptor will apply to all requests handled with annotated controller methods”. The following is in an xml configuration file: I have an annotated controller beginning like this: When…
Jdbctemplate query for string: EmptyResultDataAccessException: Incorrect result size: expected 1, actual 0
I am using Jdbctemplate to retrieve a single String value from the db. Here is my method. In my scenario it is complete possible to NOT get a hit on my query so my question is how do I get around the following error message. It would seem to me that I should just get back a null instead of
How to query data out of the box using Spring data JPA by both Sort and Pageable?
I am trying Spring data JPA in my project. I want to know if there is an out-of-the-box API to query data, by both Sort and Pageable. Of course, I know I can write that method myself, I just want to know if there is an out-of-the-box one. My DAO extends JpaRepository, and I found there are the following metho…
Spring “The prefix “tx” for element “tx:annotation-driven” is not bound.”
I’m getting the error above on my “tx:annotation-driven” line, but I’ve declared the namespace at the top of the beans file, why is the following XML causing this error? Answer Just like your other xmlns: definations, you need one for xmlns:tx
Spring value injection in mockito
I’m trying to write test class for the following method I’m using the injected url value in one of the methods in the class. To test this i’ve written a junit class In applicationContext-test.xml I’m loading the property file using But the url value is not getting loaded in the CustomS…
org.apache.commons.fileupload.disk.DiskFileItem is not created properly?
I am trying to use the code shown in the following example: java.lang.NullPointerException while creating DiskFileItem My Test method contains the following code: The text file exists in this location but the last line in the above code does not output the file content. Any idea why? N.B. The following does p…
How can I get a Spring bean in a servlet filter?
I have defined a javax.servlet.Filter and I have Java class with Spring annotations. I want to get the bean UsersConnectionRepository in my Filter, so I tried the following: But it always returns null. How can I get a Spring bean in a Filter? Answer Try: Where usersConnectionRepository is a name/id of your be…