spring mvc - Neither BindingResult Nor Plain Target Object For Bean Name ‘Xxx’ Available As Request Attribute -

-

i getting error, while trying configure spring controllers. sure have name correctly matching , still gives me error. here controller class. input , output page same. please me

"neither bindingresult nor plain target object bean name 'userform' available request attribute"

@controller @sessionattributes public class usercontroller {      protected log logger = logfactory.getlog(getclass());      @autowired     userservice userservice;      @requestmapping(value="/userlist")     public modelandview getuserlist(){          list<user> userlist = userservice.getuserlist();                  return new modelandview("userlist", "userlist", userlist);           }      @requestmapping(value="/finduser")     public modelandview finduser(@modelattribute("user") user user,                                  bindingresult result){           list<user> userresultslist = null;          //model.addattribute("user", new user());          userresultslist = userservice.finduser(user.getusername(), user.getfirstname(),                 user.getlastname());                      return new modelandview("userlist", "user", userresultslist);            }   }

and jsp here

<body>     <form:form modelattribute="user" method="post" action="/finduser.html">         <table>             <tr>                 <td><form:label path="username">user id:</form:label></td>                 <td><form:input path="username" /></td>             </tr>             <tr>                 <td><form:label path="firstname">first name</form:label></td>                 <td><form:input path="firstname" /></td>             </tr>             <tr>                 <td><form:label path="lastname">last name:</form:label></td>                 <td><form:input path="lastname" /></td>             </tr>             <tr>                 <td colspan="2"><input type="submit" value="finduser" /></td>             </tr>         </table>     </form:form>             <table>             <tr>                 <td>user id</td>                 <td>first name</td>                 <td>last name</td>                 <td>email address</td>                 <td>last update date</td>                 <td>last update by</td>             </tr>         <c:foreach var="list" items="${userlist}">             <tr>                 <td>${list.userid}</td>                 <td>${list.username}</td>                 <td>${list.firstname}</td>                 <td>${list.lastname}</td>                 <td>${list.email}</td>                 <td>${list.lastupdatedby}</td>                 <td>${list.lastupdateddate}</td>                     <td><a href="listvendors.html?userid=${list.userid}">assignvendor</a></td>                       </tr>         </c:foreach>     </table>

try add following line public modelandview getuserlist() method:

modelandview.addobject("user", new user());

Comments

Post a Comment

Popular posts from this blog

ios - RestKit 0.20 — CoreData: error: Failed to call designated initializer on NSManagedObject class (again) -

-
this error has shown on many times, seems. prominent answer issue seems restkit 0.20 — coredata: error: failed call designated initializer on nsmanagedobject class however, solution posted doesn't work me. let's start beginning: i want upload file server. want parse response make sure uploaded. if not, try again later. model has boolean variable called nsnumber *senttoserver purpose (in coredata, bool saved nsnumber ) . because don't know whether sending going successful, save entity coredata model first before sending via restkit. when post request successful, server returns json string this: {"id":14,"created":true} notice that, of course, id not set on coredata model yet, both id , created new informations model. here's model: @interface recording : nsmanagedobject @property (nonatomic, retain) nsstring * audiofilepath; @property (nonatomic, retain) nsdate * createdat; @property (nonatomic, retain) nsstring * deviceid; @...
Read more

java - Digest auth with Spring Security using javaconfig -

-
so i'm trying create digest authentication spring following documentation trying translate xml "requirements" in java requirements. let's have xml in docs: <bean id="digestfilter" class= "org.springframework.security.web.authentication.www.digestauthenticationfilter"> <property name="userdetailsservice" ref="jdbcdaoimpl"/> <property name="authenticationentrypoint" ref="digestentrypoint"/> <property name="usercache" ref="usercache"/> </bean> <bean id="digestentrypoint" class= "org.springframework.security.web.authentication.www.digestauthenticationentrypoint"> <property name="realmname" value="contacts realm via digest authentication"/> <property name="key" value="acegi"/> <property name="noncevalidityseconds" value="10"/> </b...
Read more

laravel - PDOException in Connector.php line 55: SQLSTATE[HY000] [1045] Access denied for user 'root'@'localhost' (using password: YES) -

-
my .env: app_env=local app_debug=true app_key=myappkey app_url=http://localhost db_connection=mysql db_host=localhost db_port=3306 db_database=gestiontaller db_username=root db_password='root' cache_driver=file session_driver=file queue_driver=sync redis_host=127.0.0.1 redis_password=null redis_port=6379 mail_driver=smtp mail_host=mailtrap.io mail_port=2525 mail_username=null mail_password=null mail_encryption=null i've tried password ", ' , without, restarting server every time. i've tried changing localhost 172.0.0.1. yes, password correct, running mysql -u root -p introducing password root in prompt can go mysql. users table: +------------------+-----------+ | user | host | +------------------+-----------+ | debian-sys-maint | localhost | | mysql.sys | localhost | | root | localhost | | root1 | localhost | +------------------+-----------+ i've added homestead.yaml this: database_port: 3306 ...
Read more