if(isset($_GET['ok'])) 
  	{ 
  		$s_date=$_POST['datepicker']; 
  		$f_date=$_POST['datepicker2']; 
  		 
  		$timetable=new Timetable(); 
  		$timetable->setStartDate($s_date); 
  		echo $timetable->getStartDate(); 
   
         } 
  

 
  <?php 
   
  class Timetable{ 
  	 
  	private $startDate; 
  	private $finishDate; 
  		 
  	public function setStartDate($startDate){ 
  		$this->$startDate=$startDate; 
  		} 
  	public function setFinishDate($finishDate){ 
  		$this->$finishDate=$finishDate; 
  		} 
  	public function getStartDate(){ 
  		return $startDate; 
  		} 
  	public function getFinishDate(){ 
  		return $finishDate; 
  		} 
  	} 
  ?> 
  

<?xml version="1.0"?> 
  <persistence xmlns="http://java.sun.com/xml/ns/persistence" 
  	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" version="1.0"> 
   
  	<persistence-unit name="Persistence" transaction-type="RESOURCE_LOCAL"> 
   
  		<provider>org.hibernate.ejb.HibernatePersistence</provider> 
   
  		<class>model.business.Project</class> 
  		<class>model.business.Activity</class> 
  		<class>model.business.Worker</class> 
  		<class>model.business.Task</class> 
  		<class>model.business.Assignment</class> 
  		<class>model.business.Skill</class> 
  		 
  		<exclude-unlisted-classes>true</exclude-unlisted-classes> 
   
  		<properties> 
  			<property name="hibernate.dialect" value="org.hibernate.dialect.SQLServer2008Dialect" /> 
  			<property name="connection.driver_class" 
  				value="com.microsoft.sqlserver.jdbc.SQLServerDriver" /> 
  			<property name="connection.url" 
  				value="jdbc:sqlserver://127.0.0.1:1433;databaseName=MyDB;instanceName=MSSQLSERVER;integratedSecurity=false;" /> 
  			<property name="hibernate.connection.username" value="root" /> 
  			<property name="hibernate.connection.password" value="12345678" /> 
  			<property name="hibernate.hbm2dll.auto" value="update" /> 
   
  			<property name="hibernate.hbm2ddl.auto" value="create" /> 
  			<property name="hibernate.show_sql" value="true" /> 
  			<property name="hibernate.format_sql" value="true" /> 
  		</properties> 
  	</persistence-unit> 
  </persistence>

Exception in thread "main" javax.persistence.PersistenceException: [PersistenceUnit: Persistence] Unable to build EntityManagerFactory 
  	at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:924) 
  	at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:899) 
  	at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:59) 
  	at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:63) 
  	at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:47) 
  	at model.dao.TimeResourceManagementDAOFactory.<init>(TimeResourceManagementDAOFactory.java:20) 
  	at model.dao.TimeResourceManagementDAOFactory.getInstance(TimeResourceManagementDAOFactory.java:25) 
  	at view.ProjectTable.<init>(ProjectTable.java:32) 
  	at view.MainScreen.<init>(MainScreen.java:23) 
  	at view.MainScreen.main(MainScreen.java:45) 
  Caused by: org.hibernate.AnnotationException: Illegal attempt to map a non collection as a @OneToMany, @ManyToMany or @CollectionOfElements: model.business.Assignment.listTimeLog 
  	at org.hibernate.cfg.annotations.CollectionBinder.getCollectionBinder(CollectionBinder.java:327) 
  	at org.hibernate.cfg.AnnotationBinder.processElementAnnotations(AnnotationBinder.java:1721) 
  	at org.hibernate.cfg.AnnotationBinder.processIdPropertiesIfNotAlready(AnnotationBinder.java:767) 
  	at org.hibernate.cfg.AnnotationBinder.bindClass(AnnotationBinder.java:686) 
  	at org.hibernate.cfg.Configuration$MetadataSourceQueue.processAnnotatedClassesQueue(Configuration.java:3512) 
  	at org.hibernate.cfg.Configuration$MetadataSourceQueue.processMetadata(Configuration.java:3466) 
  	at org.hibernate.cfg.Configuration.secondPassCompile(Configuration.java:1355) 
  	at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1756) 
  	at org.hibernate.ejb.EntityManagerFactoryImpl.<init>(EntityManagerFactoryImpl.java:96) 
  	at org.hibernate.ejb.Ejb3Configuration.buildEntityManagerFactory(Ejb3Configuration.java:914) 
  	... 9 more

public class FileTree implements TreeModel { 
   
  	private File root; 
   
  	public FileTree(File root) { 
  		this.root = root; 
  	} 
   
  	public Object getRoot() { 
  		return root; 
  	} 
   
  	public boolean isLeaf(Object node) { 
  		return ((File) node).isFile(); 
  	} 
   
  	public int getChildCount(Object parent) { 
  		String[] children = ((File) parent).list(); 
  		if (children == null) 
  			return 0; 
  		return children.length; 
  	} 
   
  	public Object getChild(Object parent, int index) { 
  		String[] children = ((File) parent).list(); 
  		if ((children == null) || (index >= children.length)) 
  			return null; 
  		return new File((File) parent, children[index]); 
  	} 
   
  	public int getIndexOfChild(Object parent, Object child) { 
  		String[] children = ((File) parent).list(); 
  		if (children == null) 
  			return -1; 
  		String childname = ((File) child).getName(); 
  		for (int i = 0; i < children.length; i++) { 
  			if (childname.equals(children[i])) 
  				return i; 
  		} 
  		return -1; 
  	} 
  

 
  	 $ogr=mysql_query("select * from ogrenci_veli where tc='$tc' && rol_id='5'");  
  	 $ogr_id=mysql_result($ogr,0,'id'); 
  	  
  	 $date=mysql_query("select * from devam where ogrenci_id='$ogr_id'"); 
  	$date1=mysql_result($date,0,'tarih'); 
  	//echo $date1; 
  	  $gun= substr($date1['tarih'], 8); 
  	  $ay= substr($date1['tarih'], 5, 2); 
  	 $yil= substr($date1['tarih'], 0, 4);  
  	  
  	  echo $yil; 
  	  echo $ay;

if(isset($_GET['o_ok'])) 
  {	 
  	$o_tc=$_POST['o_tc']; 
  	$o_no=$_POST['o_no']; 
  	$sorgu=mysql_query("select * from ogrenci where tc='$o_tc' && okul_no='$o_no'"); 
  	$kactane=mysql_num_rows($sorgu); 
  	 
  	if($kactane==1) 
  	{ 
  	 
  		$_SESSION['ogrenci']=$o_no; 
  		 
  		?><meta http-equiv="refresh" content="0;?sayfa=ogrenci"/><? 
  	} 
  	else 
  	{?> 
  		<meta http-equiv="refresh" content="0;?sayfa=o_giris&hata"/> 
           
  	<?	 
  	}	 
  } 
   
  else if(isset($_GET['v_ok'])) 
  { 
  	 
  	$v_tc=$_POST['v_tc']; 
  	$v_o_no=$_POST['v_o_no']; 
  	$denemee=mysql_query("select id from ogrenci where okul_no='$v_o_no'"); 
  	echo $denemee; 
  	$sorgu=mysql_query("select * from veli where tc='$v_tc'  && ogrenci_id='$denemee'"); 
  	$kactane=mysql_num_rows($sorgu); 
  		//echo "$kactane"; 
  	if($kactane==1) 
  	{ 
  		$_SESSION['veli']=$v_tc; 
  		 
  		?><meta http-equiv="refresh" content="5;?sayfa=veli"/><? 
  	} 
  	else 
  	{?> 
  		<meta http-equiv="refresh" content="5;?sayfa=v_giris&hata"/> 
  	<? }	 
  }

<? 
  session_start(); 
   
   
  if(isset($_GET['o_ok'])) 
  { 
  	 
  	$o_tc=$_POST['o_tc']; 
  	$o_no=$_POST['o_no']; 
  	 
  	$sorgu=mysql_query("select * from ogrenci where tc='$o_tc' && okul_no='$o_no'"); 
  	$kactane=mysql_num_rows($sorgu); 
  	 
  	if($kactane==1) 
  	{ 
  		$_SESSION['ogrenci']=$o_no; 
  		 
  		header("Refresh: 0; url=index.php"); 
  	} 
  	else 
  	{ 
  		header("Refresh: 0; url=?sayfa=giris&hata"); 
  	}	 
  } 
   
  if(isset($_GET['v_ok'])) 
  { 
  	 
  	$v_tc=$_POST['v_tc']; 
  	$v_o_no=$_POST['v_o_no']; 
  	 
  	$sorgu=mysql_query("select id from veli where tc='$v_tc'  && okul_no='$v_o_no'"); 
  	$kactane=mysql_num_rows($sorgu); 
  	 
  	if($kactane==1) 
  	{ 
  		$_SESSION['veli']=$v_o_no; 
  		 
  		header("Refresh: 0; url=index.php"); 
  	} 
  	else 
  	{ 
  		header("Refresh: 0; url=?sayfa=giris&hata"); 
  	}	 
  } 
   
  if(isset($_GET['p_ok'])) 
  { 
  	 
  	$p_tc=$_POST['tc']; 
  	$sifre=$_POST['sifre']; 
  	 
  	$sorgu=mysql_query("select id from personel where tc='$p_tc'  && sifre='$sifre'"); 
  	$kactane=mysql_num_rows($sorgu); 
  	 
  	if($kactane==1) 
  	{ 
  		$_SESSION['personel']=$sifre; 
  		 
  		header("Refresh: 0; url=index.php"); 
  	} 
  	else 
  	{ 
  		header("Refresh: 0; url=?sayfa=giris&hata"); 
  	}	 
  } 
  else if(isset($_GET['logout'])) 
  { 
  	 
  	session_destroy(); 
  	header("Refresh: 0; url=index.php"); 
  } 
  else { 
  	if(isset($_GET['hata'])) echo "hatalı giriş yaptınız"; 
  	 
  	 
  if($_GET['sayfa']=='o_giris') 
  {?> 
  	<form action='?sayfa=o_ok' name="ogrenci" method='POST'> 
  	  <table width="203" border="0" background="../../malzemeler/icerik.png"> 
  	    <tr> 
  	      <td width="197"><img src="../../malzemeler/ogrenci.jpg" width="200" height="100" /></td> 
          </tr> 
  	    <tr> 
  	      <td height="33"><label><br /> 
            Öğrenci T.C. Kimlik No</label></td> 
          </tr> 
  	    <tr> 
  	      <td width="40"> 
              <p> 
                <input name="o_tc" type="text"  size="33" /> 
            </p></td> 
          </tr> 
  	    <tr> 
  	      <td>Öğrenci Okul No </td> 
          </tr> 
  	    <tr> 
  	      <td><input name="o_no" type="text"  size="33" /></td> 
          </tr> 
  	    <tr> 
  	      <td><input type="submit" name="gonder" value="Gönder" /></td> 
          </tr> 
        </table> 
  	</form> 
   
  <? } else if($_GET['sayfa']=='v_giris'){ ?> 
  <form action='?sayfa=v_ok' name="veli" method='POST'> 
          <table width="203" border="0" background="../../malzemeler/icerik.png"> 
            <tr> 
              <td width="197"><img src="../../malzemeler/veli.jpg" width="200" height="100" /></td> 
            </tr> 
            <tr> 
              <td height="33"><label><br /> 
              Veli T.C. Kimlik No</label></td> 
            </tr> 
            <tr> 
              <td width="40"> 
                <input name="v_tc" type="text"  size="33" /></td> 
            </tr> 
            <tr> 
              <td>Öğrenci Okul No </td> 
            </tr> 
            <tr> 
              <td><input name="v_o_no" type="text" size="33" /></td> 
            </tr> 
            <tr> 
              <td>* Birden fazla öğrenciniz varsa herhangi birinin bilgilerini girmeniz yeterlidir.</td> 
            </tr> 
            <tr> 
              <td><input type="submit" name="v_gonder" value="Gönder" /></td> 
            </tr> 
          </table> 
        </form> 
  <? } else if($_GET['sayfa']=='p_giris') { ?> 
  <form i name="personel" method="post" action="?sayfa=p_ok"> 
    <table width="203" border="0" background="../../malzemeler/icerik.png"> 
      <tr> 
        <td width="197"><img src="../../malzemeler/yonetici.jpg" width="200" height="100" /></td> 
      </tr> 
      <tr> 
        <td height="33"><p> </p> 
        <p>Sicil Numaranız</p></td> 
      </tr> 
      <tr> 
        <td width="40"> 
          <input name="sicil_no" type="text" size="33" /></td> 
      </tr> 
      <tr> 
        <td>Sifreniz</td> 
      </tr> 
      <tr> 
        <td><input name="sifre" type="text" size="33" /></td> 
      </tr> 
      <tr> 
        <td><p> 
          <input type="submit" name="p_gonder" value="Gönder" /> 
        </p></td> 
      </tr> 
    </table> 
  </form> 
  <? } 
  } 
  ?>

<? session_start(); ob_start(); 
  include("../../baglanti.php"); 
   
  ?> 
   
   
  <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
  <html xmlns="http://www.w3.org/1999/xhtml"> 
  <head> 
  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 
  <title>Başlıksız Belge</title> 
  <link href="style.css" rel="stylesheet" type="text/css" /> 
  <style type="text/css"> 
  <!-- 
  --> 
  </style> 
  </head> 
   
  <body> 
  <div id="header"> 
    <div id="obs_baslik"><a href="../../index.php"> <img src="../../malzemeler/logo.png" alt="Anasayfa" width="76" height="76" border="0"/> 
    	 </a> 
   
    </div> 
    <div id="logo"></div> 
    <div id="title">KANDİLLİ ANADOLU LİSESİ</div> 
  </div> 
  <div id="body"> 
    <div id="yan_menu"> 
    	 
    </div> 
    <div id="icerik">  
    <?php 
  	  
   if(isset($_GET['sayfa'])) 
  { 
      if($_GET['sayfa']=='o_giris') include("giris.php"); 
  	else if($_GET['sayfa']=='v_giris') include("giris.php"); 
  	else if($_GET['sayfa']=='p_giris') include("giris.php"); 
  } 
  else{ 
  ?> 
    <div id="ogrenci"> 
      <div id="ogr_foto"><a href="?sayfa=o_giris" ><img src="../../malzemeler/ogrenci.jpg" width="200" height="100" /></a></div> 
      <div id="ogr_bilgi"> 
        <p>Sevgili Öğrencimiz,</p> 
        <p>Sisteme giriş yapabilmek için Kimlik numaranız ve Okul Bilgilerinizin doğru olması gerekmektedir.</p> 
        <p>Bu uygulamayla aşağıdaki bilgilere erişebilirsiniz;</p> 
        <ul> 
          <li>Ders Programı</li> 
          <li>Notlar</li> 
          <li>Devamsızlık bilgileri</li> 
        </ul> 
      </div> 
    </div> 
    <div id="veli"> 
      <div id="veli_foto"><a href="?sayfa=v_giris" ><img src="../../malzemeler/veli.jpg" width="200" height="100" /></a></div> 
      <div id="veli_bilgi"> 
        <p>Sayın Velimiz,</p> 
        <p>Sisteme giriş yapabilmek için T.C. Kimlik numaranızın sistemimizde kayıtlı olması gerekmektedir.</p> 
        <p>Bu uygulamayla aşağıdaki bilgilere erişebilirsiniz;</p> 
        <ul> 
          <li>Birden fazla öğrencinize tek arayüzden erişme</li> 
          <li>Sınav değerlendirme bilgileri</li> 
          <li>Devamsızlık bilgileri</li> 
        </ul> 
      </div> 
    </div> 
    <div id="yonetici"> 
      <div id="yonetici_foto"><a href="?sayfa=p_giris" ><img src="../../malzemeler/yonetici.jpg" width="200" height="100" /></a></div> 
    </div></div> 
    <? 
    if($_SESSION['ogrenci']){ 
  		 
  		echo "ogrenci"; 
  	 
  		} 
  	else if($_SESSION['veli']){ 
  		 
  		echo "veli"; 
  		} 
  	else if($_SESSION['personel']){ 
  		 
  		echo "personel"; 
  		}?> 
  </div> 
   
  <? }?> 
  </body> 
  </html>