从Richfaces 4.5迁移到Primefaces 6.2

发布时间:2020-04-03 07:28:34 作者:川川Jason
来源:网络 阅读:6595

自2016年6月Richfaces已停止更新,最近将一项目迁移到了Primefaces。Primefaces提供了更丰富的组件,使用更简单,界面更美观,性能更高。JSF应用现在越来越少,仅供有需要者参考。

Richfaces版本: 4.5.14.Final
Primefaces版本: 6.2

第一步 删除Richfaces配置,引入Primefaces

如果您使用了maven,请从pom中删除richfaces配置,然后加入primefaces:

<dependency>
    <groupId>org.primefaces</groupId>
    <artifactId>primefaces</artifactId>
    <version>6.2</version>
</dependency>

然后将web.xml中的richfaces配置删除。

批量更新

同名组件

Richfaces Primefaces
<a4j:ajax> <p:ajax>
<a4j:commandButton> <p:commandButton>
<a4j:commandLink> <p:commandLink>
<a4j:log> <p:log>
<a4j:outputPanel> <p:outputPanel>
<a4j:poll> <p:poll>
<a4j:repeat> <p:repeat>
<rich:calendar> <p:calendar>
<rich:contextMenu> <p:contextMenu>
<rich:dataGrid> <p:dataGrid>
<rich:dataTable> <rich:dataScroller> <p:dataTable>
<rich:extendedDataTable> <rich:collapsibleSubTable> <p:dataTable>
<rich:editor> <p:editor>
<rich:fileUpload> <p:fileUpload>
<rich:message> <p:message>
<rich:messages> <p:messages>
<rich:panel> <p:panel>
<rich:panelMenu> <p:panelMenu>
<rich:pickList> <p:pickList>
<rich:progressBar> <p:progressBar>
<rich:toolbar> <p:toolbar>
<rich:tooltip> <p:tooltip>
<rich:tree> <p:tree>

异名组件

Richfaces Primefaces
<a4j:jsFunction> <p:remoteCommand>
<a4j:mediaOutput> <p:media>
<a4j:region> <p:fragment>
<a4j:status> <p:ajaxStatus>
<rich:validator> <p:clientValidator>
<rich:accordion> <rich:collapsiblePanel> <p:accordionPanel>
<rich:autocomplete> <p:autoComplete>
<rich:chart> Primefaces提供了十多种chart组件,自行选择
<rich:dragSource> <p:draggable>
<rich:dropTarget> <p:droppable>
<rich:dropDownMenu> <p:menubar>
<rich:list> <p:dataList>
<rich:inplaceInput> <rich:inplaceSelect> <p:inplace>
<rich:inputNumberSlider> <p:slider>
<rich:inputNumberSpinner> <p:spinner>
<rich:notify> <p:notificationBar>
<rich:notifyMessage> <rich:notifyMessages> <p:growl>
<rich:orderingList> <p:orderList>
<rich:popupPanel> <p:dialog>
<rich:select> <p:selectOneMenu>
<rich:tabPanel> <rich:togglePanel> <p:tabView>

不存在的组件

<a4j:param>
<a4j:actionListener>
<a4j:push>
<a4j:queue>

说明:<rich:dataScroller>与<p:dataScroller>,虽然名称相同,但功能不同,一个是分页,一个是按需显示数据。

子组件、属性、事件

名称或功能相同的组件,子组件名称,支持的属性、事件可能不同,使用时需要仔细核对,如:

Function

Primefaces特有组件

Primefaces提供了很多新颖美观的组件,也可以替代Richfaces组件,大家可查看Primefaces showcase。
有一些比较常用的功能Richfaces没有提供,原来只能自己实现,现在不需要了,比如:

验证

<h:inputText value="" required="true" id="test">
    <p:ajax event="blur" update="msgTest"/>
</h:inputText>
<p:message for="test" id="msgTest" display="icon"/>

<rich:message>不支持tooltip形式显示message,<p:message>支持。

dataTable与LazyDataModel

<p:dataTable>实现了<rich:dataTable>、<rich:extendedDataTable>、<rich:dataScroller>的所有功能,定义更简单,且复杂表头时仍支持排序,支持单选、复选框选择,提供emptyMessage属性,不必再使用noData facet。
LazyDataModel比ExtendedDataModel实现更简单,性能更高。
下面LazyDataModel和自定义dataTable示例(org.jason是自定义的一些实现):
PagingDataModel

import org.jason.base.dao.Filter;
import org.jason.base.dao.IQuery;
import org.jason.base.dao.Order;
import org.jason.base.dao.Pagination;
import org.jason.base.service.PagingService;
import org.jason.entity.BaseEntity;
import org.primefaces.model.LazyDataModel;
import org.primefaces.model.SortOrder;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import static org.primefaces.model.SortOrder.ASCENDING;
//
public class PagingDataModel<T extends BaseEntity> extends LazyDataModel<T> {
    private PagingService service;
    private IQuery query;   
    private List<T> data;
    private List<T> selectedItems = new ArrayList<>();
    private T selectedItem;

    @SuppressWarnings("rawtypes")
    public PagingDataModel(PagingService service, IQuery query) {
        this.service = service;
        this.query = query;
    }

    @Override
    public T getRowData(String rowKey) {
        for (T entity : data) {
            if (entity.getId() == Integer.parseInt(rowKey)) {
                return entity;
            }
        }
        return null;
    }

    @Override
    public Object getRowKey(T object) {
        return object.getId();
    }

    @Override
    public List<T> load(int first, int pageSize, String sortField, SortOrder sortOrder, Map<String, Object> filters) {
        data = service.find(query, new Pagination(first, pageSize, createFilter(filters), createOrders(sortField, sortOrder)));
        setRowCount(service.count(query, createFilter(filters)));

        return data;
    }

    public void refresh() {
        setSelectedItem(null);
        setSelectedItems(null);
        load(0, getPageSize(), null, null, null);
    }

    private List<Filter> createFilter(Map<String, Object> filters) {
        if (filters == null) {
            return Collections.emptyList();
        }

        return filters.entrySet().stream().map(filter -> new Filter(filter.getKey(), filter.getValue())).collect(Collectors.toList());
    }

    private List<Order> createOrders(String sortField, SortOrder sortOrder) {
        if (sortField == null || sortOrder == null) {
            return Collections.emptyList();
        }

        List<Order> orders = new ArrayList<>();
        orders.add(new Order(sortField, sortOrder == ASCENDING));

        return orders;
    }

    public List<T> getSelectedItems() {
        return selectedItems;
    }

    public void setSelectedItems(List<T> selectedItems) {
        this.selectedItems = selectedItems;
    }

    public T getSelectedItem() {
        return selectedItem;
    }

    public void setSelectedItem(T selectedItem) {
        this.selectedItem = selectedItem;
    }
}

自定义dataTable

<html xmlns="http://www.w3.org/1999/xhtml"
      xmlns:composite="http://java.sun.com/jsf/composite"
      xmlns:ui="http://java.sun.com/jsf/facelets"
      xmlns:p="http://primefaces.org/ui"
      xmlns:c="http://java.sun.com/jsp/jstl/core">
<composite:interface>
    <composite:attribute name="emptyMessage" default="#{messages['general.noData']}"/>
    <composite:attribute name="paginator" default="true"/>
    <composite:attribute name="paginatorPosition" default="bottom"/>
    <composite:attribute name="rows" default="10"/>
    <composite:attribute name="rowsPerPageTemplate" default="5,10,15"/>
    <composite:attribute name="rowStyleClass" default="even,odd"/>
    <composite:attribute name="selection"/>
    <composite:attribute name="selectionMode"/>
    <composite:attribute name="style"/>
    <composite:attribute name="styleClass" default="list-table"/>
    <composite:attribute name="value" type="org.iata.ios.web.pagination.PagingDataModel" required="true"/>
    <composite:attribute name="onRowClick"/>
    <composite:facet name="header"/>
    <composite:facet name="footer"/>
</composite:interface>
<composite:implementation>
    <p:outputPanel layout="block" styleClass="list-panel">
        <c:choose>
            <c:when test="#{not empty cc.attrs.selectionMode}">
                <p:dataTable id="dt" value="#{cc.attrs.value}" var="item" lazy="true" rows="#{cc.attrs.paginator ? cc.attrs.rows : 0}" paginator="#{cc.attrs.paginator}"
                             paginatorTemplate="{CurrentPageReport} {FirstPageLink} {PreviousPageLink} {PageLinks} {NextPageLink} {LastPageLink} {RowsPerPageDropdown}"
                             rowsPerPageTemplate="#{cc.attrs.rowsPerPageTemplate}" paginatorPosition="#{cc.attrs.paginatorPosition}"
                             selection="#{cc.attrs.selection}" emptyMessage="#{cc.attrs.emptyMessage}"
                              styleClass="#{cc.attrs.styleClass}" rowStyleClass="#{cc.attrs.rowClasses}" onRowClick="#{cc.attrs.onRowClick}">
                    <composite:insertFacet name="header"/>
                    <p:column rendered="#{cc.attrs.selectionMode == 'single'}" selectionMode="single" />
                    <p:column rendered="#{cc.attrs.selectionMode == 'multiple'}" selectionMode="multiple" />
                    <composite:insertChildren/>
                    <composite:insertFacet name="footer"/>
                </p:dataTable>
            </c:when>
            <c:otherwise>
                <p:dataTable id="dt" value="#{cc.attrs.value}" var="item" lazy="true" rows="#{cc.attrs.paginator ? cc.attrs.rows : 0}" paginator="#{cc.attrs.paginator}"
                             paginatorTemplate="{CurrentPageReport} {FirstPageLink} {PreviousPageLink} {PageLinks} {NextPageLink} {LastPageLink} {RowsPerPageDropdown}"
                             rowsPerPageTemplate="#{cc.attrs.rowsPerPageTemplate}" paginatorPosition="#{cc.attrs.paginatorPosition}" emptyMessage="#{cc.attrs.emptyMessage}"
                              styleClass="#{cc.attrs.styleClass}" rowStyleClass="#{cc.attrs.rowClasses}" onRowClick="#{cc.attrs.onRowClick}">
                    <composite:insertFacet name="header"/>
                    <composite:insertChildren/>
                    <composite:insertFacet name="footer"/>
                </p:dataTable>
            </c:otherwise>
        </c:choose>
    </p:outputPanel>
    <ui:include src="css.xhtml"/>
</composite:implementation>
</html>

参考文档

PrimeFaces Showcase
PrimeFaces Documentation
Migrating From RichFaces 4 to PrimeFaces 3
Patching RichFaces 3.3.3 AJAX.js for IE11

附录 Seam升级到CDI

替换Annotation

更新配置

页面

xmlns:s="http://jboss.com/products/seam/taglib", 可以使用JSF 2或Primefaces标签替换

Seam JSF 2/Primefaces
<s:div> <p:outputPanel>
<s:span> <p:outputPanel layout="inline">
<s:enumItem> <f:selectItem> label -> itemLabel enumValue -> itemValue
<s:convertDateTime> <f:convertDateTime>
<s:fragment> <ui:fragment>
<s:conversationId> <f:param name="cid" value="#{javax.enterprise.context.conversation.id}"/>

参考文档

seam migration
Migration from Seam 2 to Java EE and Alternatives

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