Camilo Lopes – LpJava

//realiza a pesquisa no BD
public List consultar(String letter){
session = ConexaoFactory.getInstance();
/*para entender o HQL o from abaixo será seu bean
 *  o l eh como se fosse o ? que temos o sql usando
 *o PreparedStatement apos o where temos o campo 
 *de pesquisa que eh a coluna na tabela
 *  paraemtro da query para pesquisa do hibernate
 */
 
Query query = session.createQuery("from NewsLetter l where 
l.nome like :letter");
List list = query.setString("letter", "%"+letter+"%").list();
return list;}

/*metodo que armazena o retorno da pesquisa em
* DataTable,de acordo o retorno do metodo 
* de pesquisa  */
public DataModel getBuscar(){
NewsDAO newsdao = new NewsDAO();
/* chamando o metodo de pesquisa 
 * e passando o valor da campo digitado
 */
model = new ListDataModel(newsdao.consultar(keynome));
return model; }

<f:view>
<h:form>
<h:panelGrid>
<f:facet name="header">
<h:outputText value="Informe o nome do usuário para pesquisa" />
</f:facet>
<h:inputText value="#{newsControler.keynome}" id="nome" />
</h:panelGrid>
<h:commandButton value="Pesquisar" action="pesquisar"/>
</h:form>
</f:view>

….
<f:view>
<h:form>
<h:dataTable value="#{newsControler.buscar}" var="us" 
cellpadding="2" cellspacing="0">
<h:column>
<f:facet name="header">
<h:outputText value="Id"/>
</f:facet>
<h:outputText value="#{us.id}"/>
</h:column>
<h:column>
<f:facet name="header">
<h:outputText value="nome do usuario"/>
</f:facet>
<h:outputText value="#{us.nome}"/>
</h:column>
</h:dataTable>
</h:form>			
</f:view>

<managed-bean>
  <managed-bean-name>newsControler</managed-bean-name>
  <managed-bean-class>br.com.controler.NewsControler
</managed-bean-class>
  <managed-bean-scope>session</managed-bean-scope>
 </managed-bean>
 <navigation-rule>
  <display-name>news</display-name>
  <from-view-id>/news.jsp</from-view-id>
  <navigation-case>
   <from-outcome>salvar</from-outcome>
   <to-view-id>/sucesso.jsp</to-view-id>
  </navigation-case>
 </navigation-rule>
 <navigation-rule>
  <display-name>buscar</display-name>
  <from-view-id>/buscar.jsp</from-view-id>
  <navigation-case>
   <from-outcome>pesquisar</from-outcome>
   <to-view-id>/exibipesquisa.jsp</to-view-id>
  </navigation-case>
 </navigation-rule>
</faces-config>