Question

我有一个包含三个dataTable的JSF页面。它们中的每一个都有一个关联的dataScroller。查看页面时，只有最后一个dataScroller（在底部）工作。其他人只在自己的dataScroller中选择任何页面时加载在最后一个dataTable上选择的页面。

我用Firebug调试了页面，但我发现没有相关内容。我也没有在这里或其他论坛中找到关于如何解决这个问题的任何主题。

我也发布了一些代码，以防它有用。提前致谢：

homepage.xhtml

<?xml version="1.0" encoding="ISO-8859-1" standalone="yes" ?>
<html xmlns="http://www.w3.org/1999/xhtml"
    xmlns:ui="http://java.sun.com/jsf/facelets"
    xmlns:f="http://java.sun.com/jsf/core"
    xmlns:h="http://java.sun.com/jsf/html"
    xmlns:rich="http://richfaces.org/rich"
    xmlns:c="http://java.sun.com/jstl/core">

<ui:composition template="layouts/template.jsf">
    <ui:define name="body">
        <h3>#{msg.homepageCaption1}</h3>
        <h:form id="form">
            <div>
                <rich:dataTable value="#{HomepageBean.firstTable}"
                    var="tOne" id="tableOne" rows="5">
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.firstColumn}" />
                        </f:facet>
                        <h:outputText value="#{tOne.firstColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.secondColumn}" />
                        </f:facet>
                        <h:outputText value="#{tOne.secondColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.thirdColumn}" />
                        </f:facet>
                        <h:outputText value="This is an String" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.fourthColumn}" />
                        </f:facet>
                        <h:outputText value="#{tOne.fourthColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.fifthColumn}" />
                        </f:facet>
                        <h:outputText value="#{tOne.fifthColumn}" />
                    </rich:column>
                </rich:dataTable>
                <rich:dataScroller for="tableOne"
                    pageIndexVar="#{HomepageBean.firstTablePage}"
                     ajaxSingle="false">
                    <f:facet name="previous">
                        <h:outputText value="&lt;" />
                    </f:facet>
                    <f:facet name="next">
                        <h:outputText value="&gt;" />
                    </f:facet>
                    <f:facet name="fastrewind">
                        <h:outputText value="&lt;&lt;" />
                    </f:facet>
                    <f:facet name="fastforward">
                        <h:outputText value="&gt;&gt;" />
                    </f:facet>
                </rich:dataScroller>
            </div>
            <div>
                <h3>#{msg.homepageCaption2}</h3>
                <rich:dataTable
                    value="#{HomepageBean.secondTable}" var="tTwo"
                    id="tableTwo" rows="5">
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.firstColumn}" />
                        </f:facet>
                        <h:outputText value="#{tTwo.firstColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.secondColumn}" />
                        </f:facet>
                        <h:outputText value="#{tTwo.secondColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.thirdColumn}" />
                        </f:facet>
                        <h:outputText value="This is an string" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.fourthColumn}" />
                        </f:facet>
                        <h:outputText value="#{tTwo.fourthColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.fifthColumn}" />
                        </f:facet>
                        <h:outputText value="#{tTwo.fifthColumn}" />
                    </rich:column>
                </rich:dataTable>
                <rich:dataScroller for="tableTwo"
                    pageIndexVar="#{HomepageBean.secondTablePage}"
                    ajaxSingle="false">
                    <f:facet name="previous">
                        <h:outputText value="&lt;" />
                    </f:facet>
                    <f:facet name="next">
                        <h:outputText value="&gt;" />
                    </f:facet>
                    <f:facet name="fastrewind">
                        <h:outputText value="&lt;&lt;" />
                    </f:facet>
                    <f:facet name="fastforward">
                        <h:outputText value="&gt;&gt;" />
                    </f:facet>
                </rich:dataScroller>
            </div>
            <div>
                <h3>#{msg.homepageCaption3}</h3>
                <rich:dataTable
                    value="#{homepageBean.thirdTable}" var="tThree"
                    id="tableThree" rows="5">
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.firstColumn}" />
                        </f:facet>
                        <h:outputText value="#{tThree.firstColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.secondColumn}" />
                        </f:facet>
                        <h:outputText value="#{tThree.secondColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.thirdColumn}" />
                        </f:facet>
                        <h:outputText value="This is an string" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.fourthColumn}" />
                        </f:facet>
                        <h:outputText value="#{tThree.fourthColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.fifthColumn}" />
                        </f:facet>
                        <h:outputText value="#{tThree.fifthColumn}" />
                    </rich:column>
                </rich:dataTable>
                <rich:dataScroller for="tableThree"
                    pageIndexVar="#{homepageBean.thirdTablePage}"
                    ajaxSingle="false">
                    <f:facet name="previous">
                        <h:outputText value="&lt;" />
                    </f:facet>
                    <f:facet name="next">
                        <h:outputText value="&gt;" />
                    </f:facet>
                    <f:facet name="fastrewind">
                        <h:outputText value="&lt;&lt;" />
                    </f:facet>
                    <f:facet name="fastforward">
                        <h:outputText value="&gt;&gt;" />
                    </f:facet>
                </rich:dataScroller>
            </div>
        </h:form>
    </ui:define>
</ui:composition>
</html>

homepageBean.java

package somepackage.bean;

import java.util.List;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;

import somepackage.service.HomepageService;
import somepackage.viewdto.ViewDTO;

@Component("HomepageBean")
@Scope("request")
public class HomepageBean {

    private List<ViewDTO> firstTable;
    private List<ViewDTO> secondTable;
    private List<ViewDTO> thirdTable;
    private int firstTablePage;
    private int secondTablePage;
    private int thirdTablePage;
    @Autowired
    private HomepageService homepageService;


    public List<ViewDTO> getFirstTable() {
        return firstTable;
    }
    public void setFirstTable(List<ViewDTO> firstTable) {
        this.firstTable = firstTable;
    }
    public List<ViewDTO> getSecondTable() {
        return secondTable;
    }
    public void setSecondTable(List<ViewDTO> secondTable) {
        this.secondTable = secondTable;
    }
    public List<ViewDTO> getThirdTable() {
        return thirdTable;
    }
    public void setThirdTable(List<ViewDTO> thirdTable) {
        this.thirdTable = thirdTable;
    }
    public int getFirstTablePage() {
        return firstTablePage;
    }
    public void setFirstTablePage(int firstTablePage) {
        this.firstTablePage = firstTablePage;
    }
    public int getSecondTablePage() {
        return secondTablePage;
    }
    public void setSecondTablePage(int secondTablePage) {
        this.secondTablePage = secondTablePage;
    }
    public int getThirdTablePage() {
        return thirdTablePage;
    }
    public void setThirdTablePage(int thirdTablePage) {
        this.thirdTablePage = thirdTablePage;
    }
    public HomepageService getHomepageService() {
        return homepageService;
    }
    public void setHomepageService(HomepageService homepageService) {
        this.homepageService = homepageService;
    }

}

Answer 1

问题解决了将每个表嵌套在panelGrid中（不知道这是否应该是严格正确的方法，但它有效）：

<?xml version="1.0" encoding="ISO-8859-1" standalone="yes" ?>
<html xmlns="http://www.w3.org/1999/xhtml"
    xmlns:ui="http://java.sun.com/jsf/facelets"
    xmlns:f="http://java.sun.com/jsf/core"
    xmlns:h="http://java.sun.com/jsf/html"
    xmlns:rich="http://richfaces.org/rich"
    xmlns:c="http://java.sun.com/jstl/core">

<ui:composition template="layouts/template.jsf">
    <ui:define name="body">
        <h3>#{msg.homepageCaption1}</h3>
        <h:form id="form">
            <h:panelGrid columnClasses="acent">
                <rich:dataTable value="#{HomepageBean.firstTable}"
                    var="tOne" id="tableOne" rows="5">
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.firstColumn}" />
                        </f:facet>
                        <h:outputText value="#{tOne.firstColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.secondColumn}" />
                        </f:facet>
                        <h:outputText value="#{tOne.secondColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.thirdColumn}" />
                        </f:facet>
                        <h:outputText value="This is an String" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.fourthColumn}" />
                        </f:facet>
                        <h:outputText value="#{tOne.fourthColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.fifthColumn}" />
                        </f:facet>
                        <h:outputText value="#{tOne.fifthColumn}" />
                    </rich:column>
                </rich:dataTable>
                <rich:dataScroller for="tableOne"
                    pageIndexVar="#{HomepageBean.firstTablePage}"
                     ajaxSingle="false">
                    <f:facet name="previous">
                        <h:outputText value="&lt;" />
                    </f:facet>
                    <f:facet name="next">
                        <h:outputText value="&gt;" />
                    </f:facet>
                    <f:facet name="fastrewind">
                        <h:outputText value="&lt;&lt;" />
                    </f:facet>
                    <f:facet name="fastforward">
                        <h:outputText value="&gt;&gt;" />
                    </f:facet>
                </rich:dataScroller>
            </h:panelGrid>
            <h:panelGrid columnClasses="acent">
                <h3>#{msg.homepageCaption2}</h3>
                <rich:dataTable
                    value="#{HomepageBean.secondTable}" var="tTwo"
                    id="tableTwo" rows="5">
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.firstColumn}" />
                        </f:facet>
                        <h:outputText value="#{tTwo.firstColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.secondColumn}" />
                        </f:facet>
                        <h:outputText value="#{tTwo.secondColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.thirdColumn}" />
                        </f:facet>
                        <h:outputText value="This is an string" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.fourthColumn}" />
                        </f:facet>
                        <h:outputText value="#{tTwo.fourthColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.fifthColumn}" />
                        </f:facet>
                        <h:outputText value="#{tTwo.fifthColumn}" />
                    </rich:column>
                </rich:dataTable>
                <rich:dataScroller for="tableTwo"
                    pageIndexVar="#{HomepageBean.secondTablePage}"
                    ajaxSingle="false">
                    <f:facet name="previous">
                        <h:outputText value="&lt;" />
                    </f:facet>
                    <f:facet name="next">
                        <h:outputText value="&gt;" />
                    </f:facet>
                    <f:facet name="fastrewind">
                        <h:outputText value="&lt;&lt;" />
                    </f:facet>
                    <f:facet name="fastforward">
                        <h:outputText value="&gt;&gt;" />
                    </f:facet>
                </rich:dataScroller>
            </h:panelGrid>
            <h:panelGrid columnClasses="acent">
                <h3>#{msg.homepageCaption3}</h3>
                <rich:dataTable
                    value="#{homepageBean.thirdTable}" var="tThree"
                    id="tableThree" rows="5">
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.firstColumn}" />
                        </f:facet>
                        <h:outputText value="#{tThree.firstColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.secondColumn}" />
                        </f:facet>
                        <h:outputText value="#{tThree.secondColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.thirdColumn}" />
                        </f:facet>
                        <h:outputText value="This is an string" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.fourthColumn}" />
                        </f:facet>
                        <h:outputText value="#{tThree.fourthColumn}" />
                    </rich:column>
                    <rich:column>
                        <f:facet name="header">
                            <h:outputText value="#{msg.fifthColumn}" />
                        </f:facet>
                        <h:outputText value="#{tThree.fifthColumn}" />
                    </rich:column>
                </rich:dataTable>
                <rich:dataScroller for="tableThree"
                    pageIndexVar="#{homepageBean.thirdTablePage}"
                    ajaxSingle="false">
                    <f:facet name="previous">
                        <h:outputText value="&lt;" />
                    </f:facet>
                    <f:facet name="next">
                        <h:outputText value="&gt;" />
                    </f:facet>
                    <f:facet name="fastrewind">
                        <h:outputText value="&lt;&lt;" />
                    </f:facet>
                    <f:facet name="fastforward">
                        <h:outputText value="&gt;&gt;" />
                    </f:facet>
                </rich:dataScroller>
            </h:panelGrid>
        </h:form>
    </ui:define>
</ui:composition>
</html>

使用带有dataScroller的多个dataTable会导致dataScroller出现故障

1 个答案: