使用JSF提交数据表值,并通过javax.servlet.http.HttpServletRequest访问它 [英] Submit datatable values with JSF and access it through javax.servlet.http.HttpServletRequest
问题描述
是否可以提交数据表的JSF / PrimeFaces值?通常,数据表将绑定到托管bean属性并以这种方式访问它。
Is is possible to submit the JSF/PrimeFaces values of a datatable? Normally the datatable would be bind to a managed bean property and access it that way.
我需要通过 javax访问数据表的每个条目.servlet.http.HttpServletRequest
提交时的对象。
I need to have each entry of the datatable accesible through javax.servlet.http.HttpServletRequest
object when the submit is made.
推荐答案
绑定数据表到POJO列表。表列对应于POJO成员。
Bind the value attribute of datatable to a list of POJOs. The table column corresponds to the POJO member.
public class MyPOJO{
String column1;
String column2;
String column3;
String column4;
//setters and getters here ....
}
@ManagedBean(name="beanDetails")
@ViewScoped
public class MyBean {
public List<MyPOJO> list_POJO;
//setters and getters here ....
}
<p:dataTable id="myTable" value="#{beanDetails.list_POJO}" var="dataItem">
<p:column>
<f:facet name="header">
<h:outputLabel value="Column 1" />
</f:facet>
<p:cellEditor>
<f:facet name="output">
<h:outputLabel value="#{dataItem.column1}" />
</f:facet>
...
...
</p:cellEditor>
</p:column>
....
....
</p:dataTable>
<p:commandButton value="Submit" actionListener="#{beanDetails.submitDetails}"/>
然后在SubmitDetails中,可以使用list_POJO遍历数据表记录。
And in submitDetails, you can traverse through the datatable records using list_POJO.
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