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J2EE Refresh Problem (CourseGateway)

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Oct 31st, 2014
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  1. @Named("adminBatchBean")
  2. @ViewScoped
  3. public class AdminBatchBean implements Serializable {
  4.  
  5. @Inject
  6. private BatchGateway batchGateway;
  7. @Inject
  8. private CourseGateway courseGateway;
  9.  
  10.  
  11. public List<Course> getCourses() {
  12. return courseGateway.getCourses(school);
  13. }
  14. }
  15.  
  16.  
  17. @Stateful
  18. @TransactionAttribute(TransactionAttributeType.NOT_SUPPORTED)
  19. @Named("courseGateway")
  20. public class CourseGateway extends BaseGateway<Course> {
  21. public List<Course> getCourses(@Current School currentSchool) {
  22. CriteriaBuilder builder = em.getCriteriaBuilder();
  23. CriteriaQuery<Course> query = builder.createQuery(Course.class);
  24. Root<Course> c = query.from(Course.class);
  25.  
  26. Predicate[] predicates = new Predicate[] {
  27. builder.equal(c.get(Course_.school), currentSchool),
  28. builder.isFalse(c.get(Course_.deleted)) };
  29.  
  30. query.where(predicates);
  31. return em.createQuery(query).
  32. setHint("javax.persistence.cache.retrieveMode", CacheRetrieveMode.BYPASS).
  33. setHint("javax.persistence.cache.storeMode", CacheStoreMode.BYPASS).
  34. getResultList();
  35. }
  36.  
  37. }
  38.  
  39. <?xml version="1.0" encoding="UTF-8"?>
  40.  
  41. <html xmlns="http://www.w3.org/1999/xhtml"
  42. xmlns:h="http://java.sun.com/jsf/html"
  43. xmlns:f="http://java.sun.com/jsf/core"
  44. xmlns:ui="http://java.sun.com/jsf/facelets"
  45. xmlns:p="http://primefaces.org/ui">
  46.  
  47. <ui:composition template="/template/new_admin_layout.xhtml">
  48. <ui:define name="content">
  49. <h:form prependId="false" id="growlForm">
  50. <p:growl id="growl" showDetail="false" />
  51. </h:form>
  52. <h:form id="dataForm" prependId="false">
  53. <p:panel id="courseDataPanel"
  54. visible="#{adminBatchBean.dataVisible}"
  55. style="margin-top:50px;">
  56. <p:dataTable id="courseDataList" value="#{adminBatchBean.courses}" var="course"
  57. emptyMessage="#{messages.message_empty_guardian}"
  58. resizableColumns="false" paginator="true"
  59. paginatorTemplate=" {CurrentPageReport} {FirstPageLink} {PreviousPageLink} {PageLinks} {NextPageLink} {LastPageLink} {RowsPerPageDropdown}"
  60. rowsPerPageTemplate="5,10,25,50" rows="10"
  61. style="text-align:center;">
  62. <f:facet name="Header">
  63. <h:outputText value="#{messages.header_course}" />
  64. </f:facet>
  65.  
  66. <p:column id="courseCodeColumn" filterBy="#{course.code}"
  67. headerText="#{messages.label_course_code}">
  68. <h:outputText value="#{course.code}" />
  69. </p:column>
  70.  
  71. <p:column id="courseNameColumn" filterBy="#{course.courseName}"
  72. headerText="#{messages.label_course_name}">
  73. <h:outputText value="#{course.courseName}" />
  74. </p:column>
  75.  
  76. <p:column headerText="#{messages.header_edit}" style="width:50px">
  77. <p:commandLink id="btnEdit" title="Edit"
  78. styleClass="ui-icon ui-icon-pencil"
  79. update=":dataForm :courseForm:coursePanel :batchForm:batchPanel :dataForm:courseDataPanel">
  80. <f:setPropertyActionListener
  81. target="#{adminBatchBean.selectedCourse}" value="#{course}" />
  82. <f:setPropertyActionListener
  83. target="#{adminBatchBean.dataVisible}" value="false" />
  84. <f:setPropertyActionListener
  85. target="#{adminBatchBean.courseFormVisible}" value="true" />
  86. </p:commandLink>
  87. </p:column>
  88.  
  89. <p:column headerText="#{messages.header_delete}" style="width:50px">
  90. <p:commandLink id="btnDelete" title="Delete"
  91. styleClass="ui-icon ui-icon-trash"
  92. oncomplete="deleteDialog.show()">
  93. <f:setPropertyActionListener
  94. target="#{adminBatchBean.selectedBatch}" value="#{batch}" />
  95. </p:commandLink>
  96. </p:column>
  97.  
  98. <p:column headerText="Add" style="width:50px">
  99. <p:commandLink id="btnAdd" title="Add Lesson"
  100. styleClass="ui-icon ui-icon-circle-plus"
  101. update=":dataForm :batchForm:batchPanel :dataForm:courseDataPanel :subjectForm:subjectPanel">
  102. <f:setPropertyActionListener
  103. target="#{adminBatchBean.selectedCourse}" value="#{course}" />
  104. <f:setPropertyActionListener
  105. target="#{adminBatchBean.dataVisible}" value="false" />
  106. <f:setPropertyActionListener
  107. target="#{adminBatchBean.formVisible}" value="false" />
  108. <f:setPropertyActionListener
  109. target="#{adminBatchBean.subjectFormVisible}" value="true" />
  110. </p:commandLink>
  111. </p:column>
  112. </p:dataTable>
  113. </p:panel>
  114. </h:form>
  115. </ui:define>
  116. </ui:composition>
  117. </html>
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