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我編碼JSF應用程序,其在它的上部包括具有字段和在它的下部的形式,在每個項目刪除按鈕一個數據表:驗證約束阻斷的ActionListener
<h:panelGrid columns="2" styleClass="default">
<h:outputLabel for="name" value="Name: " />
<h:inputText id="name" value="#{user.name}" />
<h:outputLabel for="name" value="Surname: " />
<h:inputText id="surname" value="#{user.surname}" />
<h:outputLabel for="name" value="Email: " />
<h:inputText id="email" value="#{user.email}" />
<h:commandButton actionListener="#{manager.save}"
styleClass="buttons" value="Save" />
<h:messages errorStyle="color: red" infoStyle="color: green" />
<br/>
<ui:debug/>
</h:panelGrid>
<br/>
<h:dataTable value="#{userList}" var="item" styleClass="table"
headerClass="table-header"
rowClasses="table-odd-row,table-even-row">
<h:column>
<f:facet name="header">Name</f:facet>
<h:outputText value="#{item.name}" />
</h:column>
<h:column>
<f:facet name="header">Surname</f:facet>
<h:outputText value="#{item.surname}" />
</h:column>
<h:column>
<f:facet name="header">Email</f:facet>
<h:outputText value="#{item.email}" />
</h:column>
<h:column>
<f:facet name="header">Delete</f:facet>
<h:commandButton actionListener="#{manager.delete(item)}"
styleClass="buttons" value="Delete" />
</h:column>
</h:dataTable>
</h:form>
該應用程序的工作,直到我對用戶的Bean應用的約束:
public class User {
@Size(min = 5, max = 20, message = "Please enter a valid name (5-20 characters)")
private String name;
@Size(min = 5, max = 20, message = "Please enter a valid surname (5-20 characters)")
private String surname;
@Size(min = 5, message = "Mail size is at least 5 characters")
@Pattern(regexp = "[a-zA-Z0-9][email protected][a-zA-Z0-9]+\\.[a-zA-Z0-9]+", message = "Email format is invalid.")
private String email;
}
現在,當我打我的頁面上刪除按鈕 - 與文本字段空白字符約束驗證踢,預防的ActionListener執行。有沒有辦法解決這個問題? 非常感謝!
謝謝!它完美的作品! – user2824073