problème d'insertion dans une base de données

Bonjour , j'ai une problème d'insertion d'une aircraft dans la base de données , voici le code du servelet et du service
Servelet

Code:

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package com.jwt.controller;
 
import java.io.IOException;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
 
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
 
import com.jwt.model.AirCraft;
import com.jwt.service.AirCraftService;
 
public class SaveAircraftServlet extends HttpServlet {
	public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		System.out.println("*************************************************************************************");
		String AircraftSerialNumber = request.getParameter("AircraftSerialNumber");
		String AircrafRegistrationNumberPrefix = request.getParameter("AircrafRegistrationNumberPrefix");
		String AircraftRegistrationNumber = request.getParameter("AircraftRegistrationNumber");
		String AircraftManufacturerCode = request.getParameter("AircraftManufacturerCode");
		String AircraftModelName = request.getParameter("AircraftModelName");
		String AircraftTypeDesignatore = request.getParameter("AircraftTypeDesignatore");
		String AircraftDateofManufacture = request.getParameter("AircraftDateofManufacture");
		String DateofLastChange = request.getParameter("DateofLastChange");
 
		AirCraft aircraft = new AirCraft();
		aircraft.setSerialNumber(AircraftSerialNumber);
		aircraft.setPrefix(AircrafRegistrationNumberPrefix);
		aircraft.setRegistrationNumber(AircraftRegistrationNumber);
		aircraft.setManufacturerCode(AircraftManufacturerCode);
		aircraft.setModelName(AircraftModelName);
		aircraft.setTypeDesignator(AircraftTypeDesignatore);
 
		// DateFormat sourceFormat = new SimpleDateFormat("dd/MM/yyyy");
		// String dateAsString = "25/12/2010";
		// Date date = sourceFormat.parse(dateAsString);
 
		DateFormat sourceFormat = new SimpleDateFormat("dd/MM/yyyy");
		Date date = null;
		try {
			date = sourceFormat.parse(AircraftDateofManufacture);
		} catch (ParseException e) {
 
			e.printStackTrace();
		}
		aircraft.setDateManufacturer(date);
 
		DateFormat formatter1 = new SimpleDateFormat("dd/MM/yyyy");
		Date date1 = null;
		try {
			date = formatter1.parse(DateofLastChange);
		} catch (ParseException e) {
 
			e.printStackTrace();
		}
		aircraft.setUpdateDate(date1);
 
		try {
			AirCraftService aircraftService = new AirCraftService();
			// boolean result =
			aircraftService.insert(aircraft);
 
			// if (result) {
			// System.out.println("------------aircraft inserted");
			// } else {
			// System.out.println("------------aircraft not inserted");
			//
			// }
 
		} finally {
 
		}
 
	}
 
}

Service

Code:

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package com.jwt.service;
 
import java.util.ArrayList;
import java.util.List;
import org.hibernate.Query;
import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.Transaction;
import org.hibernate.cfg.Configuration;
 
import com.jwt.hibernate.util.HibernateUtil;
import com.jwt.model.AirCraft;
 
public class AirCraftService {
 
    public AirCraft getAirCraftByRegNumber(String registrationNumber) {
        Session session = HibernateUtil.openSession();
        Transaction tx = null;
        AirCraft AirCraft = null;
      //  Configuration config=null;
      //  SessionFactory factory=null;
 
        try {
 
 
 
            tx = session.getTransaction();
            tx.begin();
            Query query = session.createQuery("from AirCraft where registrationNumber='" + registrationNumber + "'");
            AirCraft = (AirCraft)query.uniqueResult();
            tx.commit();
        } catch (Exception e) {
            if (tx != null) {
                tx.rollback();
            }
            e.printStackTrace();
        } finally {
            session.close();
        }
 
        return AirCraft;
    }
 
    public List<AirCraft> getListOfAirCrafts(){
        List<AirCraft> list = new ArrayList<AirCraft>();
        Session session = HibernateUtil.openSession();
        Transaction tx = null;        
        try {
            tx = session.getTransaction();
            tx.begin();
            list = session.createQuery("from AirCraft").list();                        
            tx.commit();
        } catch (Exception e) {
            if (tx != null) {
                tx.rollback();
            }
            e.printStackTrace();
        } finally {
            session.close();
        }
        return list;
    }
 
    public boolean insert(AirCraft Aircraft){
	     Session session = HibernateUtil.openSession();
	     Transaction tx = null;
 
 
//	     if(isAirCraftExists(Aircraft)) {
//	    	return false; 
//	     }else {
	    	// Transaction tx = null; 
		     try {
 
		        	tx=session.beginTransaction();
		        	session.save(Aircraft);
//		         tx = session.getTransaction();
//		         tx.begin();
//		         session.saveOrUpdate(Aircraft);        
//		         tx.commit();
		     } catch (Exception e) {
		         if (tx != null) {
		             tx.rollback();
		         }
		         e.printStackTrace();
		     } finally {
		         session.close();
		     }  
		     return true; 
	    // }
 
 
 
	}
 
	public boolean isAirCraftExists(AirCraft Aircraft){
	     Session session = HibernateUtil.openSession();
	     boolean result = false;
	     Transaction tx = null;
	     try{
	         tx = session.getTransaction();
	         tx.begin();
	         Query query = session.createQuery("from Aircraft where AircraftSerialNumber='" + Aircraft.getSerialNumber() + "'");
	         AirCraft a = (AirCraft)query.uniqueResult();
	         tx.commit();
	         if(a!=null) result = true;
	     }catch(Exception ex){
	         if(tx!=null){
	             tx.rollback();
	         }
	     }finally{
	         session.close();
	     }
	     return result;
	}
}

et voilà les erreurs affichés

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16:33:39,689 WARN  [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (default task-2) SQL Error: 1406, SQLState: 22001
16:33:39,689 ERROR [org.hibernate.engine.jdbc.spi.SqlExceptionHelper] (default task-2) Data truncation: Data too long for column 'AC_PRE_FIX' at row 1
16:33:39,691 ERROR [stderr] (default task-2) org.hibernate.exception.DataException: could not execute statement
 
16:33:39,692 ERROR [stderr] (default task-2) 	at org.hibernate.exception.internal.SQLExceptionTypeDelegate.convert(SQLExceptionTypeDelegate.java:52)
 
16:33:39,692 ERROR [stderr] (default task-2) 	at org.hibernate.exception.internal.StandardSQLExceptionConverter.convert(StandardSQLExceptionConverter.java:42)
 
16:33:39,692 ERROR [stderr] (default task-2) 	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:111)
 
16:33:39,692 ERROR [stderr] (default task-2) 	at org.hibernate.engine.jdbc.spi.SqlExceptionHelper.convert(SqlExceptionHelper.java:97)
 
16:33:39,692 ERROR [stderr] (default task-2) 	at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.executeUpdate(ResultSetReturnImpl.java:208)
 
16:33:39,692 ERROR [stderr] (default task-2) 	at org.hibernate.dialect.identity.GetGeneratedKeysDelegate.executeAndExtract(GetGeneratedKeysDelegate.java:57)
 
16:33:39,692 ERROR [stderr] (default task-2) 	at org.hibernate.id.insert.AbstractReturningDelegate.performInsert(AbstractReturningDelegate.java:42)
 
16:33:39,693 ERROR [stderr] (default task-2) 	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:2909)
 
16:33:39,693 ERROR [stderr] (default task-2) 	at org.hibernate.persister.entity.AbstractEntityPersister.insert(AbstractEntityPersister.java:3480)
 
16:33:39,693 ERROR [stderr] (default task-2) 	at org.hibernate.action.internal.EntityIdentityInsertAction.execute(EntityIdentityInsertAction.java:81)
 
16:33:39,693 ERROR [stderr] (default task-2) 	at org.hibernate.engine.spi.ActionQueue.execute(ActionQueue.java:626)
 
16:33:39,693 ERROR [stderr] (default task-2) 	at org.hibernate.engine.spi.ActionQueue.addResolvedEntityInsertAction(ActionQueue.java:280)
 
16:33:39,693 ERROR [stderr] (default task-2) 	at org.hibernate.engine.spi.ActionQueue.addInsertAction(ActionQueue.java:261)
 
16:33:39,693 ERROR [stderr] (default task-2) 	at org.hibernate.engine.spi.ActionQueue.addAction(ActionQueue.java:306)
 
16:33:39,694 ERROR [stderr] (default task-2) 	at org.hibernate.event.internal.AbstractSaveEventListener.addInsertAction(AbstractSaveEventListener.java:318)
 
16:33:39,694 ERROR [stderr] (default task-2) 	at org.hibernate.event.internal.AbstractSaveEventListener.performSaveOrReplicate(AbstractSaveEventListener.java:275)
 
16:33:39,694 ERROR [stderr] (default task-2) 	at org.hibernate.event.internal.AbstractSaveEventListener.performSave(AbstractSaveEventListener.java:182)
 
16:33:39,694 ERROR [stderr] (default task-2) 	at org.hibernate.event.internal.AbstractSaveEventListener.saveWithGeneratedId(AbstractSaveEventListener.java:113)
 
16:33:39,694 ERROR [stderr] (default task-2) 	at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.saveWithGeneratedOrRequestedId(DefaultSaveOrUpdateEventListener.java:192)
 
16:33:39,694 ERROR [stderr] (default task-2) 	at org.hibernate.event.internal.DefaultSaveEventListener.saveWithGeneratedOrRequestedId(DefaultSaveEventListener.java:38)
 
16:33:39,694 ERROR [stderr] (default task-2) 	at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.entityIsTransient(DefaultSaveOrUpdateEventListener.java:177)
 
16:33:39,694 ERROR [stderr] (default task-2) 	at org.hibernate.event.internal.DefaultSaveEventListener.performSaveOrUpdate(DefaultSaveEventListener.java:32)
 
16:33:39,695 ERROR [stderr] (default task-2) 	at org.hibernate.event.internal.DefaultSaveOrUpdateEventListener.onSaveOrUpdate(DefaultSaveOrUpdateEventListener.java:73)
 
16:33:39,695 ERROR [stderr] (default task-2) 	at org.hibernate.internal.SessionImpl.fireSave(SessionImpl.java:689)
 
16:33:39,695 ERROR [stderr] (default task-2) 	at org.hibernate.internal.SessionImpl.save(SessionImpl.java:681)
 
16:33:39,695 ERROR [stderr] (default task-2) 	at org.hibernate.internal.SessionImpl.save(SessionImpl.java:676)
 
16:33:39,695 ERROR [stderr] (default task-2) 	at com.jwt.service.AirCraftService.insert(AirCraftService.java:76)
 
16:33:39,695 ERROR [stderr] (default task-2) 	at com.jwt.controller.SaveAircraftServlet.doPost(SaveAircraftServlet.java:66)
 
16:33:39,695 ERROR [stderr] (default task-2) 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:707)
 
16:33:39,695 ERROR [stderr] (default task-2) 	at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
 
16:33:39,695 ERROR [stderr] (default task-2) 	at io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:85)
 
16:33:39,695 ERROR [stderr] (default task-2) 	at io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62)
 
16:33:39,696 ERROR [stderr] (default task-2) 	at io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36)
 
16:33:39,696 ERROR [stderr] (default task-2) 	at org.wildfly.extension.undertow.security.SecurityContextAssociationHandler.handleRequest(SecurityContextAssociationHandler.java:78)
 
16:33:39,696 ERROR [stderr] (default task-2) 	at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
 
16:33:39,696 ERROR [stderr] (default task-2) 	at io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:131)
 
16:33:39,696 ERROR [stderr] (default task-2) 	at io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57)
 
16:33:39,696 ERROR [stderr] (default task-2) 	at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
 
16:33:39,696 ERROR [stderr] (default task-2) 	at io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46)
 
16:33:39,696 ERROR [stderr] (default task-2) 	at io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64)
 
16:33:39,697 ERROR [stderr] (default task-2) 	at io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:60)
 
16:33:39,697 ERROR [stderr] (default task-2) 	at io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:77)
 
16:33:39,697 ERROR [stderr] (default task-2) 	at io.undertow.security.handlers.NotificationReceiverHandler.handleRequest(NotificationReceiverHandler.java:50)
 
16:33:39,697 ERROR [stderr] (default task-2) 	at io.undertow.security.handlers.AbstractSecurityContextAssociationHandler.handleRequest(AbstractSecurityContextAssociationHandler.java:43)
 
16:33:39,697 ERROR [stderr] (default task-2) 	at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
 
16:33:39,697 ERROR [stderr] (default task-2) 	at org.wildfly.extension.undertow.security.jacc.JACCContextIdHandler.handleRequest(JACCContextIdHandler.java:61)
 
16:33:39,697 ERROR [stderr] (default task-2) 	at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
 
16:33:39,697 ERROR [stderr] (default task-2) 	at io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)
 
16:33:39,697 ERROR [stderr] (default task-2) 	at io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:292)
 
16:33:39,697 ERROR [stderr] (default task-2) 	at io.undertow.servlet.handlers.ServletInitialHandler.access$100(ServletInitialHandler.java:81)
 
16:33:39,697 ERROR [stderr] (default task-2) 	at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:138)
 
16:33:39,698 ERROR [stderr] (default task-2) 	at io.undertow.servlet.handlers.ServletInitialHandler$2.call(ServletInitialHandler.java:135)
 
16:33:39,698 ERROR [stderr] (default task-2) 	at io.undertow.servlet.core.ServletRequestContextThreadSetupAction$1.call(ServletRequestContextThreadSetupAction.java:48)
 
16:33:39,698 ERROR [stderr] (default task-2) 	at io.undertow.servlet.core.ContextClassLoaderSetupAction$1.call(ContextClassLoaderSetupAction.java:43)
 
16:33:39,698 ERROR [stderr] (default task-2) 	at io.undertow.servlet.api.LegacyThreadSetupActionWrapper$1.call(LegacyThreadSetupActionWrapper.java:44)
 
16:33:39,698 ERROR [stderr] (default task-2) 	at io.undertow.servlet.api.LegacyThreadSetupActionWrapper$1.call(LegacyThreadSetupActionWrapper.java:44)
 
16:33:39,698 ERROR [stderr] (default task-2) 	at io.undertow.servlet.api.LegacyThreadSetupActionWrapper$1.call(LegacyThreadSetupActionWrapper.java:44)
 
16:33:39,698 ERROR [stderr] (default task-2) 	at io.undertow.servlet.api.LegacyThreadSetupActionWrapper$1.call(LegacyThreadSetupActionWrapper.java:44)
 
16:33:39,698 ERROR [stderr] (default task-2) 	at io.undertow.servlet.api.LegacyThreadSetupActionWrapper$1.call(LegacyThreadSetupActionWrapper.java:44)
 
16:33:39,698 ERROR [stderr] (default task-2) 	at io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:272)
 
16:33:39,698 ERROR [stderr] (default task-2) 	at io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:81)
 
16:33:39,698 ERROR [stderr] (default task-2) 	at io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:104)
 
16:33:39,699 ERROR [stderr] (default task-2) 	at io.undertow.server.Connectors.executeRootHandler(Connectors.java:202)
 
16:33:39,699 ERROR [stderr] (default task-2) 	at io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:805)
 
16:33:39,699 ERROR [stderr] (default task-2) 	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
 
16:33:39,699 ERROR [stderr] (default task-2) 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
 
16:33:39,699 ERROR [stderr] (default task-2) 	at java.lang.Thread.run(Unknown Source)
 
16:33:39,699 ERROR [stderr] (default task-2) Caused by: com.mysql.jdbc.MysqlDataTruncation: Data truncation: Data too long for column 'AC_PRE_FIX' at row 1
 
16:33:39,699 ERROR [stderr] (default task-2) 	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4094)
 
16:33:39,699 ERROR [stderr] (default task-2) 	at com.mysql.jdbc.MysqlIO.checkErrorPacket(MysqlIO.java:4028)
 
16:33:39,699 ERROR [stderr] (default task-2) 	at com.mysql.jdbc.MysqlIO.sendCommand(MysqlIO.java:2490)
 
16:33:39,699 ERROR [stderr] (default task-2) 	at com.mysql.jdbc.MysqlIO.sqlQueryDirect(MysqlIO.java:2651)
 
16:33:39,700 ERROR [stderr] (default task-2) 	at com.mysql.jdbc.ConnectionImpl.execSQL(ConnectionImpl.java:2683)
 
16:33:39,700 ERROR [stderr] (default task-2) 	at com.mysql.jdbc.PreparedStatement.executeInternal(PreparedStatement.java:2144)
 
16:33:39,700 ERROR [stderr] (default task-2) 	at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:2444)
 
16:33:39,700 ERROR [stderr] (default task-2) 	at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:2362)
 
16:33:39,700 ERROR [stderr] (default task-2) 	at com.mysql.jdbc.PreparedStatement.executeUpdate(PreparedStatement.java:2347)
 
16:33:39,700 ERROR [stderr] (default task-2) 	at org.hibernate.engine.jdbc.internal.ResultSetReturnImpl.executeUpdate(ResultSetReturnImpl.java:205)
 
16:33:39,700 ERROR [stderr] (default task-2) 	... 62 more

PS: je suis débutant dans le développement java ee , j'ai commencé hier :( donc SVP expliquer moi bien les fautes que j'ai fait , MERCI