java - Need to select one row in table by Spring Data JPA in Spring mvc -


my table studetdetails (contain id,student_name,des) need value of studentname using springdatajpa.

my entity is:

    @entity @table(name="student_details") public class studentdetails {  @id @generatedvalue(strategy = generationtype.auto) @column(name = "id", nullable = false) private long id;  @column(name = "student_name") private string studentname; }

my repository is:

    public interface studentdetailsrepository  extends jparepository<studentdetails, long>{      public list<studentdetails> findallbystudentname();                                  --------------------- }

findallbystudentname() 1 correct way???

service class is::::

    @autowired studentdetailsrepository studetailsrepository;  list<addinsurancedto> getstudentdetils(){  vendordetails = studetailsrepository.findallbystudentname(); }

i getting error:error creating bean name 'studentdetailsrepository': invocation of init method failed; nested exception java.util.nosuchelementexception

kindly please!!!


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