[jboss-user] [JBoss Seam] - Populating Lookup Column in JSF Table using Seam

johnurban do-not-reply at jboss.com
Sun Oct 8 09:20:32 EDT 2006


I have a jsf datatable thats maps to a personlist list of person objects. While displaying the list of person objects I need to lookup a special attendance code in another table. I am thinking the best way is to call a method the PersonFinderBean called getSecurityCode(). This will go "lookup" the securitycode in the attendance table given the person ID.

I have posted the JSF and SFSB. My question is this the correct way of doing this in Seam?

uPersonCheckin.jsp


  | <%@ taglib uri="http://java.sun.com/jsf/html" prefix="h" %>
  | <%@ taglib uri="http://java.sun.com/jsf/core" prefix="f" %>
  | <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
  | <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
  | <f:view>
  | <f:loadBundle basename="messages" var="msg"/>
  |  <head>
  |  
  |   <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
  |   <title>Kidslife Checkin</title>
  |   <style type="text/css" media="all">
  | 	@import "style/default/screen.css";
  |   </style>
  |  </head>
  |  <body>
  |  
  |   <%@ include file="header.htm" %>
  |  
  |   <h:form>
  | 
  |      <div class="rvgFind">
  |        <fieldset class="rvgFieldSet">
  |          <legend><h:outputText value="#{msg.Person} #{msg.SearchCriteria}"/></legend>
  |          
  |          <span class="rvgInputs">
  |            <h:outputLabel value="#{msg.Person_firstName}" for="firstName">
  |              <h:inputText value="#{personFinder.example.firstName}" id="firstName"/>
  |            </h:outputLabel>
  |            <h:outputLabel value="#{msg.Person_lastName}" for="lastName">
  |              <h:inputText value="#{personFinder.example.lastName}" id="lastName"/>
  |            </h:outputLabel>
  |          </span>
  |          
  |          <span class="rvgActions">
  |            <h:commandButton type="submit" value="#{msg.Clear}" action="#{personFinder.clear}"/>
  |            <h:commandButton type="submit" value="#{msg.Find}" action="#{personFinder.findFirstPage}"/>
  | 	     </span>
  | 	     
  |        </fieldset>
  |      </div>
  |      
  | 	 <div class="rvgResults">
  |      
  | 	 <span class="rvgResultsNone">
  | 	   <h:outputText value="#{msg.EnterSearchCriteria}" rendered="#{personList==null}"/>
  | 	   <h:outputText value="#{msg.No} #{msg.Person} #{msg.MatchedSearchCriteria}" rendered="#{personList.rowCount==0 && !personFinder.previousPage}"/>
  | 	 </span>
  | 	 
  | 	 <h:dataTable value="#{personList}" var="person" rendered="#{personList.rowCount>0}" 
  | 	       rowClasses="rvgRowOne,rvgRowTwo" headerClass="rvgOrder">
  | 		<h:column>
  | 			<f:facet name="header">
  | 				<h:outputText value="Edit"/>
  | 			</f:facet>
  | 		    <h:commandLink value="profile" action="#{personFinder.edit}">
  | 		       <f:param name="id" value="#{id}"/>
  | 		    </h:commandLink>
  | 		</h:column>
  | 		<h:column>
  | 			<f:facet name="header">
  | 				<h:outputText value="Register"/>
  | 			</f:facet>
  | 		    <h:commandLink value="checkin" action="#{personFinder.checkIn}">
  | 		       <f:param name="id" value="#{id}"/>
  | 		    </h:commandLink>
  | 		</h:column>
  | 		<h:column>
  | 			<f:facet name="header">
  | 				<h:outputText value="Security Code"/>
  | 			</f:facet>
  | 			<h:outputText value="#{personFinder.securityCode}"/>
  | 		</h:column>
  | 		<h:column>
  | 			<f:facet name="header">
  | 			    <h:commandLink value="#{msg.Person_firstName}" action="#{personFinder.reorder}">
  | 			       <f:param name="orderBy" value="firstName"/>
  | 			    </h:commandLink>
  | 			</f:facet>
  | 			<h:outputText value="#{person.firstName}"/>
  | 		</h:column>
  | 		<h:column>
  | 			<f:facet name="header">
  | 			    <h:commandLink value="#{msg.Person_middleName}" action="#{personFinder.reorder}">
  | 			       <f:param name="orderBy" value="middleName"/>
  | 			    </h:commandLink>
  | 			</f:facet>
  | 			<h:outputText value="#{person.middleName}"/>
  | 		</h:column>
  | 		<h:column>
  | 			<f:facet name="header">
  | 			    <h:commandLink value="#{msg.Person_lastName}" action="#{personFinder.reorder}">
  | 			       <f:param name="orderBy" value="lastName"/>
  | 			    </h:commandLink>
  | 			</f:facet>
  | 			<h:outputText value="#{person.lastName}"/>
  | 		</h:column>
  | 	 </h:dataTable>
  | 
  | 	 <span class="rvgPage">
  | 	   <h:commandButton action="#{personFinder.findPreviousPage}" value="#{msg.PreviousPage}" disabled="#{!personFinder.previousPage}" />
  | 	   <h:commandButton action="#{personFinder.findNextPage}" value="#{msg.NextPage}" disabled="#{!personFinder.nextPage}" />
  | 	   <h:commandButton action="editPerson" value="#{msg.Create}" rendered="#{personSelector.createEnabled}"/>
  | 	   <h:commandButton action="#{personSelector.selectNone}" value="#{msg.SelectNone}" rendered="#{!personSelector.createEnabled}"/>
  | 	   <h:commandButton action="#{personSelector.cancel}" value="#{msg.Cancel}" rendered="#{!personSelector.createEnabled}"/>
  | 	 </span>
  | 	 
  | 	 </div>
  |   	
  |   </h:form>
  |     
  |  </body>
  | </f:view>
  | </html>
  | 

PersonFinderBean


  | package testSeam;
  | 
  | // Generated Sep 23, 2006 1:30:01 PM by Hibernate Tools 3.2.0.beta7
  | 
  | import static javax.ejb.TransactionAttributeType.NOT_SUPPORTED;
  | 
  | import java.util.HashMap;
  | import java.util.List;
  | import java.util.Map;
  | import java.util.Map.Entry;
  | import java.util.Random;
  | import java.util.Date;
  | import javax.ejb.Remove;
  | import javax.ejb.Stateful;
  | import javax.ejb.TransactionAttribute;
  | import javax.interceptor.Interceptors;
  | import javax.persistence.EntityManager;
  | import javax.persistence.Query;
  | import org.jboss.seam.ScopeType;
  | import org.jboss.seam.annotations.Destroy;
  | import org.jboss.seam.annotations.In;
  | import org.jboss.seam.annotations.Out;
  | import org.jboss.seam.annotations.Begin;
  | import org.jboss.seam.annotations.End;
  | import org.jboss.seam.annotations.Name;
  | import org.jboss.seam.annotations.RequestParameter;
  | import org.jboss.seam.annotations.Scope;
  | import org.jboss.seam.annotations.datamodel.DataModel;
  | import org.jboss.seam.annotations.datamodel.DataModelSelection;
  | import org.jboss.seam.ejb.SeamInterceptor;
  | 
  | @Name("personFinder")
  | @Stateful
  | @Scope(ScopeType.SESSION)
  | @Interceptors(SeamInterceptor.class)
  | public class PersonFinderBean implements PersonFinder {
  | 
  | 	private Person example = new Person();
  | 
  | 	public Person getExample() {
  | 		return example;
  | 	}
  | 
  |     @DataModelSelection
  |     @Out(required=false)
  |     private Person selectedPerson;
  | 	
  |     @In(required=false)
  |     private Login login;
  |     
  |     @In(create=true)
  |     private AttendanceEditor attendanceEditor;
  | 	
  | 	private int pageNumber = 0;
  | 	private int pageSize = 20;
  | 	private boolean registered = false;
  | 
  | 	public void setRegistered(boolean value) {
  | 		registered = value;
  | 	}
  | 	
  | 	public boolean getRegistered() {
  | 		return registered;
  | 	}
  | 
  | 	public void setPageSize(int size) {
  | 		pageSize = size;
  | 	}
  | 
  | 	public int getPageSize() {
  | 		return pageSize;
  | 	}
  | 
  | 	public boolean isPreviousPage() {
  | 		return personList != null && pageNumber > 0;
  | 	}
  | 
  | 	public boolean isNextPage() {
  | 		return personList != null && personList.size() == pageSize;
  | 	}
  | 
  | 	@DataModel
  | 	private List<Person> personList;
  | 
  | 	@In(create = true)
  | 	private EntityManager entityManager;
  | 
  | 	private void executeQuery() {
  | 		Map<String, Object> parameters = new HashMap<String, Object>();
  | 		StringBuffer queryString = new StringBuffer();
  | 		if (example.getId() != 0) {
  | 			queryString.append(" and person.id = :id");
  | 			parameters.put("id", example.getId());
  | 		}
  | 		if (example.getRoomId() != 0) {
  | 			queryString.append(" and person.roomId = :roomId");
  | 			parameters.put("roomId", example.getRoomId());
  | 		}
  | 		if (example.getOrganizationId() != 0) {
  | 			queryString.append(" and person.organizationId = :organizationId");
  | 			parameters.put("organizationId", example.getOrganizationId());
  | 		}
  | 		if (example.getFirstName() != null && example.getFirstName().length() > 0) {
  | 			queryString.append(" and person.firstName like :firstName");
  | 			parameters.put("firstName", '%' + example.getFirstName() + '%');
  | 		}
  | 		if (example.getMiddleName() != null
  | 				&& example.getMiddleName().length() > 0) {
  | 			queryString.append(" and person.middleName like :middleName");
  | 			parameters.put("middleName", '%' + example.getMiddleName() + '%');
  | 		}
  | 		if (example.getLastName() != null && example.getLastName().length() > 0) {
  | 			queryString.append(" and person.lastName like :lastName");
  | 			parameters.put("lastName", '%' + example.getLastName() + '%');
  | 		}
  | 		if (example.getAddress1() != null && example.getAddress1().length() > 0) {
  | 			queryString.append(" and person.address1 like :address1");
  | 			parameters.put("address1", '%' + example.getAddress1() + '%');
  | 		}
  | 		if (example.getCity() != null && example.getCity().length() > 0) {
  | 			queryString.append(" and person.city like :city");
  | 			parameters.put("city", '%' + example.getCity() + '%');
  | 		}
  | 		if (example.getState() != null && example.getState().length() > 0) {
  | 			queryString.append(" and person.state like :state");
  | 			parameters.put("state", '%' + example.getState() + '%');
  | 		}
  | 		if (example.getZip() != null && example.getZip().length() > 0) {
  | 			queryString.append(" and person.zip like :zip");
  | 			parameters.put("zip", '%' + example.getZip() + '%');
  | 		}
  | 		if (example.getEmail() != null && example.getEmail().length() > 0) {
  | 			queryString.append(" and person.email like :email");
  | 			parameters.put("email", '%' + example.getEmail() + '%');
  | 		}
  | 		if (example.getBirthday() != null) {
  | 			queryString.append(" and person.birthday = :birthday");
  | 			parameters.put("birthday", example.getBirthday());
  | 		}
  | 		if (example.getSex() != null) {
  | 			queryString.append(" and person.sex = :sex");
  | 			parameters.put("sex", example.getSex());
  | 		}
  | 		if (example.getHomePhone() != null
  | 				&& example.getHomePhone().length() > 0) {
  | 			queryString.append(" and person.homePhone like :homePhone");
  | 			parameters.put("homePhone", '%' + example.getHomePhone() + '%');
  | 		}
  | 		if (example.getWorkPhone() != null
  | 				&& example.getWorkPhone().length() > 0) {
  | 			queryString.append(" and person.workPhone like :workPhone");
  | 			parameters.put("workPhone", '%' + example.getWorkPhone() + '%');
  | 		}
  | 		if (example.getBeeperPhone() != null
  | 				&& example.getBeeperPhone().length() > 0) {
  | 			queryString.append(" and person.beeperPhone like :beeperPhone");
  | 			parameters.put("beeperPhone", '%' + example.getBeeperPhone() + '%');
  | 		}
  | 		if (example.getCellPhone() != null
  | 				&& example.getCellPhone().length() > 0) {
  | 			queryString.append(" and person.cellPhone like :cellPhone");
  | 			parameters.put("cellPhone", '%' + example.getCellPhone() + '%');
  | 		}
  | 		if (example.getExtraPhone() != null
  | 				&& example.getExtraPhone().length() > 0) {
  | 			queryString.append(" and person.extraPhone like :extraPhone");
  | 			parameters.put("extraPhone", '%' + example.getExtraPhone() + '%');
  | 		}
  | 		if (example.getExtraPhoneMemo() != null
  | 				&& example.getExtraPhoneMemo().length() > 0) {
  | 			queryString
  | 					.append(" and person.extraPhoneMemo like :extraPhoneMemo");
  | 			parameters.put("extraPhoneMemo",
  | 					'%' + example.getExtraPhoneMemo() + '%');
  | 		}
  | 		if (example.getSchool() != null && example.getSchool().length() > 0) {
  | 			queryString.append(" and person.school like :school");
  | 			parameters.put("school", '%' + example.getSchool() + '%');
  | 		}
  | 		if (example.getSchoolGrade() != null
  | 				&& example.getSchoolGrade().length() > 0) {
  | 			queryString.append(" and person.schoolGrade like :schoolGrade");
  | 			parameters.put("schoolGrade", '%' + example.getSchoolGrade() + '%');
  | 		}
  | 		if (example.getContact() != null && example.getContact().length() > 0) {
  | 			queryString.append(" and person.contact like :contact");
  | 			parameters.put("contact", '%' + example.getContact() + '%');
  | 		}
  | 		if (example.getParentName() != null
  | 				&& example.getParentName().length() > 0) {
  | 			queryString.append(" and person.parentName like :parentName");
  | 			parameters.put("parentName", '%' + example.getParentName() + '%');
  | 		}
  | 		if (example.getComments() != null && example.getComments().length() > 0) {
  | 			queryString.append(" and person.comments like :comments");
  | 			parameters.put("comments", '%' + example.getComments() + '%');
  | 		}
  | 		if (example.getMinsitry() != null && example.getMinsitry().length() > 0) {
  | 			queryString.append(" and person.minsitry like :minsitry");
  | 			parameters.put("minsitry", '%' + example.getMinsitry() + '%');
  | 		}
  | 		if (example.getDrama() != null) {
  | 			queryString.append(" and person.drama = :drama");
  | 			parameters.put("drama", example.getDrama());
  | 		}
  | 		if (example.getMusic() != null) {
  | 			queryString.append(" and person.music = :music");
  | 			parameters.put("music", example.getMusic());
  | 		}
  | 		if (example.getStatus() != null) {
  | 			queryString.append(" and person.status = :status");
  | 			parameters.put("status", example.getStatus());
  | 		}
  | 		if (example.getVisitor() != null) {
  | 			queryString.append(" and person.visitor = :visitor");
  | 			parameters.put("visitor", example.getVisitor());
  | 		}
  | 		if (example.getMailList() != null) {
  | 			queryString.append(" and person.mailList = :mailList");
  | 			parameters.put("mailList", example.getMailList());
  | 		}
  | 		if (example.getLeader() != null) {
  | 			queryString.append(" and person.leader = :leader");
  | 			parameters.put("leader", example.getLeader());
  | 		}
  | 		if (example.getLastAttended() != null) {
  | 			queryString.append(" and person.lastAttended = :lastAttended");
  | 			parameters.put("lastAttended", example.getLastAttended());
  | 		}
  | 		if (example.getCreated() != null) {
  | 			queryString.append(" and person.created = :created");
  | 			parameters.put("created", example.getCreated());
  | 		}
  | 		if (example.getUpdated() != null) {
  | 			queryString.append(" and person.updated = :updated");
  | 			parameters.put("updated", example.getUpdated());
  | 		}
  | 		if (example.getVcall() != null) {
  | 			queryString.append(" and person.vcall = :vcall");
  | 			parameters.put("vcall", example.getVcall());
  | 		}
  | 		if (example.getVhouseCall() != null) {
  | 			queryString.append(" and person.vhouseCall = :vhouseCall");
  | 			parameters.put("vhouseCall", example.getVhouseCall());
  | 		}
  | 		if (example.getTeam() != null && example.getTeam().length() > 0) {
  | 			queryString.append(" and person.team like :team");
  | 			parameters.put("team", '%' + example.getTeam() + '%');
  | 		}
  | 		if (example.getPhotoFile() != null
  | 				&& example.getPhotoFile().length() > 0) {
  | 			queryString.append(" and person.photoFile like :photoFile");
  | 			parameters.put("photoFile", '%' + example.getPhotoFile() + '%');
  | 		}
  | 		if (example.getUniqueId() != null && example.getUniqueId().length() > 0) {
  | 			queryString.append(" and person.uniqueId like :uniqueId");
  | 			parameters.put("uniqueId", '%' + example.getUniqueId() + '%');
  | 		}
  | 		if (queryString.length() == 0) {
  | 			queryString.append("select person from Person person");
  | 		} else {
  | 			queryString.delete(0, 4).insert(0,
  | 					"select person from Person person where");
  | 		}
  | 
  | 		if (order != null) {
  | 			queryString.append(" order by person.").append(order);
  | 			if (descending)
  | 				queryString.append(" desc");
  | 		}
  | 
  | 		Query query = entityManager.createQuery(queryString.toString());
  | 		for (Entry<String, Object> param : parameters.entrySet()) {
  | 			query.setParameter(param.getKey(), param.getValue());
  | 		}
  | 		personList = (List<Person>) query.setMaxResults(pageSize)
  | 				.setFirstResult(pageSize * pageNumber).getResultList();
  | 	}
  | 
  | 	public String findFirstPage() {
  | 		pageNumber = 0;
  | 		executeQuery();
  | 		return null;
  | 	}
  | 
  | 	public String findNextPage() {
  | 		pageNumber++;
  | 		executeQuery();
  | 		return null;
  | 	}
  | 
  | 	public String findPreviousPage() {
  | 		pageNumber--;
  | 		executeQuery();
  | 		return null;
  | 	}
  | 
  | 	public void refresh() {
  | 		if (personList != null)
  | 			executeQuery();
  | 	}
  | 
  | 	public String clear() {
  | 		personList = null;
  | 		example = new Person();
  | 		return null;
  | 	}
  | 
  | 	public Person getSelection() {
  | 		return entityManager.merge(selectedPerson);
  | 	}
  | 
  | 	@Destroy
  | 	@Remove
  | 	public void destroy() {
  | 	}
  | 
  | 	private String order;
  | 
  | 	private boolean descending = false;
  | 
  | 	@RequestParameter
  | 	private String orderBy;
  | 	private int id;
  | 
  | 	public String reorder() {
  | 		if (orderBy.equals(order)) {
  | 			descending = !descending;
  | 		} else {
  | 			descending = false;
  | 		}
  | 		order = orderBy;
  | 		executeQuery();
  | 		return null;
  | 	}
  | 
  |     @Begin
  |     @End
  | 	public String checkIn() {
  | 		// insert new record into attendance table
  | 		Users loggedInUser = login.getInstance();
  | 		
  | 		System.out.println("I check'd em in...:"+selectedPerson.getId());
  | 		System.out.println("I am from church:"+loggedInUser.getOrganizationId());
  | 		
  | 		java.util.Random rNum = new Random();
  | 		int securityCode = Math.abs(rNum.nextInt());
  | 		Attendance attend = attendanceEditor.getInstance();
  | 		
  | 		attend.setCheckedByUserId(loggedInUser.getId());
  | 		attend.setDateTimeEntry(new Date());
  | 		attend.setPersonId(selectedPerson.getId());
  | 		attend.setRoomId(example.getRoomId());
  | 		attend.setSecurityCode(""+securityCode);
  | 		attend.setType("In");
  | 		attendanceEditor.create();
  | 		
  | 		return "code:"+securityCode;
  | 	}
  | 
  | 	public String getSecurityCode() {
  | 		Attendance attend = attendanceEditor.getInstance();
  | 		
  | 		//Here is where I want to do the lookup..
  | 		return "special code";
  | 	}
  | 	
  | 	public String edit() {
  |         return "/editPerson.jsp";
  | 	}
  | }
  | 
  | 

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