How to add that patter to a string array
@Data
public class AccountRoles {
private String itCode;
@Pattern(regexp = "[a-zA-Z0-9 ]")
@NotEmpty
private String[] rolesAdded;
@Pattern(regexp = "[a-zA-Z0-9 ]")
private String[] rolesRemoved;
Exception : **HV000030: No validator could be found for constraint 'javax.validation.constraints.Pattern' validating type 'class java.lang.String[]'. Check configuration for 'rolesAdded' **