复杂Excel模版定义

模版示例:
复杂Excel模版定义

Demo Excel样例

代码示例:

@Model.model(TestApply.MODEL_MODEL)
@Model(displayName = "测试申请")
public class TestApply extends IdModel {

    public static final String MODEL_MODEL = "top.TestApply";

    @Field.String
    @Field(displayName = "发件人")
    private String addresser;

    @Field.String
    @Field(displayName = "委托单位")
    private String entrustedUnit;

    @Field.String
    @Field(displayName = "付款单位")
    private String payer;

    @Field.String
    @Field(displayName = "付款单位地址")
    private String paymentUnitAdd;
}

模版:

package pro.shushi.pamirs.top.core.temp;

import org.springframework.stereotype.Component;
import pro.shushi.pamirs.file.api.builder.SheetDefinitionBuilder;
import pro.shushi.pamirs.file.api.builder.WorkbookDefinitionBuilder;
import pro.shushi.pamirs.file.api.enmu.ExcelAnalysisTypeEnum;
import pro.shushi.pamirs.file.api.enmu.ExcelDirectionEnum;
import pro.shushi.pamirs.file.api.enmu.ExcelHorizontalAlignmentEnum;
import pro.shushi.pamirs.file.api.model.ExcelWorkbookDefinition;
import pro.shushi.pamirs.file.api.util.ExcelHelper;
import pro.shushi.pamirs.file.api.util.ExcelTemplateInit;
import pro.shushi.pamirs.top.api.model.TestApply;

import java.util.Collections;
import java.util.List;

@Component
public class DemoTemplate implements ExcelTemplateInit {

    public static final String TEMPLATE_NAME = "DemoTemplate";

    @Override
    public List<ExcelWorkbookDefinition> generator() {
        WorkbookDefinitionBuilder builder = WorkbookDefinitionBuilder.newInstance(TestApply.MODEL_MODEL, TEMPLATE_NAME)
                .setDisplayName("测试Demo");

        DemoTemplate.createSheet(builder);

        return Collections.singletonList(builder.build());
    }

    private static void createSheet(WorkbookDefinitionBuilder builder) {
        SheetDefinitionBuilder sheetBuilder = builder.createSheet().setName("测试Demo");

        buildBasicInfo(sheetBuilder);

    }

    private static void buildBasicInfo(SheetDefinitionBuilder builder) {
        //A1:D8:表示表头占的单元格数,范围必须大于实际表头行
        BlockDefinitionBuilder mergeRange = builder.createBlock(TestApply.MODEL_MODEL, ExcelAnalysisTypeEnum.FIXED_HEADER, ExcelDirectionEnum.HORIZONTAL, "A1:D8")
                //预设行
                .setPresetNumber(10)
                //合并哪几个单元格
                .createMergeRange("A1:D1")
                .createMergeRange("A2:D2")
                .createMergeRange("A3:D3")
                .createMergeRange("A4:A6")
                .createMergeRange("B4:B6")
                .createMergeRange("C4:C6")
                .createMergeRange("D4:D5");

                //createHeader创建行,createCell创建单元格,setField指定解析字段,setIsConfig指定为true标记该行是需要解析的值
                mergeRange.createHeader().setStyleBuilder(ExcelHelper.createDefaultStyle()).setIsConfig(Boolean.TRUE)
                .createCell().setField("addresser").setStyleBuilder(ExcelHelper.createDefaultStyle().setWidth(6000)).and()
                .createCell().setField("entrustedUnit").and()
                .createCell().setField("payer").and()
                .createCell().setField("paymentUnitAdd").and()
                .and()

                .createHeader().setStyleBuilder(ExcelHelper.createDefaultStyle(typeface -> typeface.setBold(Boolean.TRUE)).setHorizontalAlignment(ExcelHorizontalAlignmentEnum.CENTER))
                .createCell().setValue("Demo").and()
                .createCell().and()
                .createCell().and()
                .createCell().and()
                .and()

                //由于该行合并为一个单元格,所以其他可以不设置value
                .createHeader().setStyleBuilder(ExcelHelper.createDefaultStyle(typeface -> typeface.setBold(Boolean.TRUE)).setHorizontalAlignment(ExcelHorizontalAlignmentEnum.CENTER))
                .createCell().setValue("生效金额").and()
                .createCell().and()
                .createCell().and()
                .createCell().and()
                .and()

                .createHeader().setStyleBuilder(ExcelHelper.createDefaultStyle(typeface -> typeface.setBold(Boolean.TRUE)).setHorizontalAlignment(ExcelHorizontalAlignmentEnum.RIGHT))
                .createCell().setValue("金额单位:元").and()
                .createCell().and()
                .createCell().and()
                .createCell().and()
                .and()

                //easyExcel解析不了空行,所以这里写上值。由于上面使用createMergeRange把单元格合并了,并且D列有分割,这里填上每个单元格的值,把合并的单元格填为一样的。
                .createHeader().setStyleBuilder(ExcelHelper.createDefaultStyle(typeface -> typeface.setBold(Boolean.TRUE)).setHorizontalAlignment(ExcelHorizontalAlignmentEnum.CENTER))
                .createCell().setValue("发件人").and()
                .createCell().setValue("委托单位").and()
                .createCell().setValue("付款单位").and()
                .createCell().setValue("地址").and()
                .and()
                .createHeader().setStyleBuilder(ExcelHelper.createDefaultStyle(typeface -> typeface.setBold(Boolean.TRUE)).setHorizontalAlignment(ExcelHorizontalAlignmentEnum.CENTER))
                .createCell().setValue("发件人").and()
                .createCell().setValue("委托单位").and()
                .createCell().setValue("付款单位").and()
                .createCell().setValue("地址").and()
                .and()
                .createHeader().setStyleBuilder(ExcelHelper.createDefaultStyle(typeface -> typeface.setBold(Boolean.TRUE)).setHorizontalAlignment(ExcelHorizontalAlignmentEnum.CENTER))
                .createCell().setValue("发件人").and()
                .createCell().setValue("委托单位").and()
                .createCell().setValue("付款单位").and()
                .createCell().setValue("付款单位地址").and()
                .and()

                .createHeader().setStyleBuilder(ExcelHelper.createDefaultStyle(typeface -> typeface.setBold(Boolean.TRUE)).setHorizontalAlignment(ExcelHorizontalAlignmentEnum.CENTER))
                .createCell().setValue("合计").and()
                .createCell().and()
                .createCell().and()
                .createCell();
    }

}

注意:链式调用不可以太长,如果太长可以使用参数接一下,否则在编译时可能会导致栈溢出。

Oinone社区 作者:yexiu原创文章,如若转载,请注明出处:https://doc.oinone.top/dai-ma-shi-jian/19462.html

访问Oinone官网:https://www.oinone.top获取数式Oinone低代码应用平台体验

(1)
yexiu的头像yexiu数式员工
上一篇 2024年11月14日 am10:11
下一篇 2024年11月19日 pm10:23

相关推荐

  • 自定义表格支持合并或列、表头分组

    本文将讲解如何通过自定义实现表格支持单元格合并和表头分组。 点击下载对应的代码 在学习该文章之前,你需要先了解: 1: 自定义视图2: 自定义视图、字段只修改 UI,不修改数据和逻辑3: 自定义视图动态渲染界面设计器配置的视图、动作 1. 自定义 widget 创建自定义的 MergeTableWidget,用于支持合并单元格和表头分组。 // MergeTableWidget.ts import { BaseElementWidget, SPI, ViewType, TableWidget, Widget, DslRender } from '@kunlun/dependencies'; import MergeTable from './MergeTable.vue'; @SPI.ClassFactory( BaseElementWidget.Token({ viewType: ViewType.Table, widget: 'MergeTableWidget' }) ) export class MergeTableWidget extends TableWidget { public initialize(props) { super.initialize(props); this.setComponent(MergeTable); return this; } /** * 表格展示字段 */ @Widget.Reactive() public get currentModelFields() { return this.metadataRuntimeContext.model.modelFields.filter((f) => !f.invisible); } /** * 渲染行内动作VNode */ @Widget.Method() protected renderRowActionVNodes() { const table = this.metadataRuntimeContext.viewDsl!; const rowAction = table?.widgets.find((w) => w.slot === 'rowActions'); if (rowAction) { return rowAction.widgets.map((w) => DslRender.render(w)); } return null; } } 2. 创建对应的 Vue 组件 定义一个支持合并单元格与表头分组的 Vue 组件。 <!– MergeTable.vue –> <template> <vxe-table border height="500" :column-config="{ resizable: true }" :merge-cells="mergeCells" :data="showDataSource" @checkbox-change="checkboxChange" @checkbox-all="checkedAllChange" > <vxe-column type="checkbox" width="50"></vxe-column> <!– 渲染界面设计器配置的字段 –> <vxe-column v-for="field in currentModelFields" :key="field.name" :field="field.name" :title="field.label" ></vxe-column> <!– 表头分组 https://vxetable.cn/v4.6/#/table/base/group –> <vxe-colgroup title="更多信息"> <vxe-column field="role" title="Role"></vxe-column> <vxe-colgroup title="详细信息"> <vxe-column field="sex" title="Sex"></vxe-column> <vxe-column field="age" title="Age"></vxe-column> </vxe-colgroup> </vxe-colgroup> <vxe-column title="操作" width="120"> <template #default="{ row, $rowIndex }"> <!– 渲染界面设计器配置的行内动作 –> <row-action-render :renderRowActionVNodes="renderRowActionVNodes" :row="row" :rowIndex="$rowIndex" :parentHandle="currentHandle" ></row-action-render> </template> </vxe-column> </vxe-table> <!– 分页 –> <oio-pagination :pageSizeOptions="pageSizeOptions" :currentPage="pagination.current"…

    2025年1月9日
    1.5K00
  • 读写分离

    总体介绍 Oinone的读写分离方案是基于Sharding-JDBC的整合方案,要先具备一些Sharding-JDBC的知识。 [Sharding-JDBC] 读写分离依赖于主从复制来同步数据,从库复制数据后,才能通过读写分离策略将读请求分发到从库,实现读写操作的分流,请根据业务需求自行实现主从配置。 配置读写策略 配置 top_demo 模块走读写分离的逻辑数据源 pamirsSharding。 配置数据源。 为 pamirsSharding 配置数据源以及 sharding 规则。 指定需要被sharding-jdbc接管的模块 指定top_demo模块给 Sharding-JDBC 接管,接管逻辑数据源名为 pamirsSharding pamirs: framework: data: ds-map: base: base top_demo: pamirsSharding 配置数据源 pamirs: datasource: pamirsMaster: driverClassName: com.mysql.cj.jdbc.Driver type: com.alibaba.druid.pool.DruidDataSource url: jdbc:mysql://127.0.0.1:3306/61_pamirs_mydemo_master?useSSL=false&allowPublicKeyRetrieval=true&useServerPrepStmts=true&cachePrepStmts=true&useUnicode=true&characterEncoding=utf8&serverTimezone=Asia/Shanghai&autoReconnect=true&allowMultiQueries=true username: root password: ma123456 initialSize: 5 maxActive: 200 minIdle: 5 maxWait: 60000 timeBetweenEvictionRunsMillis: 60000 testWhileIdle: true testOnBorrow: false testOnReturn: false poolPreparedStatements: true asyncInit: true pamirsSlaver: # 从库数据源配置 driverClassName: com.mysql.cj.jdbc.Driver type: com.alibaba.druid.pool.DruidDataSource url: jdbc:mysql://127.0.0.1:3306/61_pamirs_mydemo_slaver?useSSL=false&allowPublicKeyRetrieval=true&useServerPrepStmts=true&cachePrepStmts=true&useUnicode=true&characterEncoding=utf8&serverTimezone=Asia/Shanghai&autoReconnect=true&allowMultiQueries=true username: root password: ma123456 initialSize: 5 maxActive: 200 minIdle: 5 maxWait: 60000 timeBetweenEvictionRunsMillis: 60000 testWhileIdle: true testOnBorrow: false testOnReturn: false poolPreparedStatements: true asyncInit: true 配置读写数据源及规则 pamirs: sharding: define: data-sources: pamirsSharding: pamirsMaster # 为逻辑数据源pamirsSharding指向主数据源pamirsMaster。 models: "[trigger.PamirsSchedule]": tables: 0..13 rule: pamirsSharding: actual-ds: # 指定逻辑数据源pamirsSharding代理的数据源为pamirsMaster、pamirsSlaver – pamirsMaster – pamirsSlaver # 以下配置跟sharding-jdbc配置一致 replicaQueryRules: – data-sources: pamirsSharding: primaryDataSourceName: pamirsMaster # 写库数据源 replicaDataSourceNames: – pamirsSlaver # 读库数据源 loadBalancerName: round_robin load-balancers: round_robin: type: ROUND_ROBIN # 读写规则

    2025年5月22日
    50600
  • Nacos做为注册中心:如何调用其他系统的SpringCloud服务?

    Oinone项目引入Nacos作为注册中心,调用外部的SpringCloud服务 Nacos可以做为注册中心,提供给Dubbo和SpringCloud等微服务框架使用。 目前Oinone的底层使用的是Dubbo进行微服务的默认协议调用,但是我们项目如果存在需要调用其他系统提供的SpringCloud服务,Oinone其实并没有限制大家去这么写代码。 可以参考Nacos或SpringCloud的官方文档,只要不存在Jar包冲突等场景,很多的扩展其实大家都可以使用。 注意!!!Nacos、SpringCloud、SpringCloudAlibaba是有依赖版本严格要求的:点击查看 具体示例: 一、项目中增加依赖 主pom引入兼容的版本: <dependencyManagement> <dependency> <groupId>com.alibaba.cloud</groupId> <artifactId>spring-cloud-alibaba-dependencies</artifactId> <version>2.2.7.RELEASE</version> <!– 目前兼容的版本 –> <type>pom</type> <scope>import</scope> </dependency> </dependencyManagement> 使用模块的pom引入依赖: <dependency> <groupId>com.alibaba.cloud</groupId> <artifactId>spring-cloud-starter-alibaba-nacos-discovery</artifactId> </dependency> <dependency> <groupId>org.springframework.cloud</groupId> <artifactId>spring-cloud-starter-openfeign</artifactId> </dependency> 二、 配置 application.yml spring: cloud: nacos: discovery: server-addr: localhost:8848 username: nacos password: nacos 三、启动类添加注解 @EnableDiscoveryClient @EnableFeignClients public class NacosConsumerApplication { public static void main(String[] args) { SpringApplication.run(NacosConsumerApplication.class, args); } } 四、验证 创建 Feign Client 接口 import org.springframework.cloud.openfeign.FeignClient; import org.springframework.web.bind.annotation.GetMapping; @FeignClient(name = "nacos-demo") // 指定目标服务的名称 public interface ProviderClient { @GetMapping("/hello") String hello(); } 创建 Controller 调用 Feign Client @RestController public class ConsumerController { private final ProviderClient providerClient; public ConsumerController(ProviderClient providerClient) { this.providerClient = providerClient; } @GetMapping("/hello") public String hello() { return providerClient.hello(); } } 在浏览器中访问 http://localhost:8082/hello你应该会看到服务提供者返回的响应。

    2024年6月4日
    2.1K00
  • 查询时自定义排序字段和排序规则

    指定字段排序 平台默认排序字段,参考IdModel,按创建时间和ID倒序(ordering = "createDate DESC, id DESC") 方法1:模型指定排序 模型定义增加排序字段。@Model.Advanced(ordering = "xxxxx DESC, yyyy DESC") @Model.model(PetShop.MODEL_MODEL) @Model(displayName = "宠物店铺",summary="宠物店铺",labelFields ={"shopName"}) @Model.Code(sequence = "DATE_ORDERLY_SEQ",prefix = "P",size=6,step=1,initial = 10000,format = "yyyyMMdd") @Model.Advanced(ordering = "createDate DESC") public class PetShop extends AbstractDemoIdModel { public static final String MODEL_MODEL="demo.PetShop"; // ………… } 方法2:Page查询中可以自定排序规则 API参考 pro.shushi.pamirs.meta.api.dto.condition.Pagination#orderBy public <G, R> Pagination<T> orderBy(SortDirectionEnum direction, Getter<G, R> getter) { if (null == getSort()) { setSort(new Sort()); } getSort().addOrder(direction, getter); return this; } 具体示例 @Function.Advanced(type= FunctionTypeEnum.QUERY) @Function.fun(FunctionConstants.queryPage) @Function(openLevel = {FunctionOpenEnum.API}) public Pagination<PetShop> queryPage(Pagination<PetShop> page, IWrapper<PetShop> queryWrapper){ page.orderBy(SortDirectionEnum.DESC, PetShop::getCreateDate); page = new PetShop().queryPage(page, queryWrapper); return page; } 方法3:查询的wapper中指定 API参考:pro.shushi.pamirs.framework.connectors.data.sql.AbstractWrapper#orderBy @Override public Children orderBy(boolean condition, boolean isAsc, R… columns) { if (ArrayUtils.isEmpty(columns)) { return typedThis; } SqlKeyword mode = isAsc ? ASC : DESC; for (R column : columns) { doIt(condition, ORDER_BY, columnToString(column), mode); } return typedThis; } 具体示例 public List<PetShop> queryList(String name) { List<PetShop> petShops = Models.origin().queryListByWrapper( Pops.<PetShop>lambdaQuery().from(PetShop.MODEL_MODEL) .orderBy(true, true, PetShop::getCreateDate) .orderBy(true, true, PetShop::getId) .like(PetShop::getShopName, name)); return petShops; } 设置查询不排序 方法1:关闭平台默认排序字段,设置模型的ordering,改成:ordering = "1=1" 模型定义增加排序字段。@Model.Advanced(ordering = "1=1") @Model.model(PetShop.MODEL_MODEL) @Model(displayName = "宠物店铺",summary="宠物店铺",labelFields ={"shopName"}) @Model.Code(sequence = "DATE_ORDERLY_SEQ",prefix = "P",size=6,step=1,initial = 10000,format = "yyyyMMdd") @Model.Advanced(ordering =…

    2024年5月25日
    1.8K00
  • IWrapper、QueryWrapper和LambdaQueryWrapper使用

    条件更新updateByWrapper 通常我们在更新的时候new一个对象出来在去更新,减少更新的字段 Integer update = new DemoUser().updateByWrapper(new DemoUser().setFirstLogin(Boolean.FALSE), Pops.<DemoUser>lambdaUpdate().from(DemoUser.MODEL_MODEL).eq(IdModel::getId, userId) 使用基础模型的updateById方法更新指定字段的方法: new 一下update对象出来,更新这个对象。 WorkflowUserTask userTaskUp = new WorkflowUserTask(); userTaskUp.setId(userTask.getId()); userTaskUp.setNodeContext(json); userTaskUp.updateById(); 条件删除updateByWrapper public List<T> delete(List<T> data) { List<Long> petTypeIdList = new ArrayList(); for(T item:data){ petTypeIdList.add(item.getId()); } Models.data().deleteByWrapper(Pops.<PetType>lambdaQuery().from(PetType.MODEL_MODEL).in(PetType::getId,petTypeIdList)); return data; } 构造条件查询数据 示例1: LambdaQueryWrapper拼接查询条件 private void queryPetShops() { LambdaQueryWrapper<PetShop> query = Pops.<PetShop>lambdaQuery(); query.from(PetShop.MODEL_MODEL); query.setSortable(Boolean.FALSE); query.orderBy(true, true, PetShop::getId); List<PetShop> petShops2 = new PetShop().queryList(query); System.out.printf(petShops2.size() + ""); } 示例2: IWrapper拼接查询条件 private void queryPetShops() { IWrapper<PetShop> wrapper = Pops.<PetShop>lambdaQuery() .from(PetShop.MODEL_MODEL).eq(PetShop::getId,1L); List<PetShop> petShops4 = new PetShop().queryList(wrapper); System.out.printf(petShops4.size() + ""); } 示例3: QueryWrapper拼接查询条件 private void queryPetShops() { //使用Lambda获取字段名,防止后面改字段名漏改 String nameField = LambdaUtil.fetchFieldName(PetTalent::getName); //使用Lambda获取Clumon名,防止后面改字段名漏改 String nameColumn = PStringUtils.fieldName2Column(nameField); QueryWrapper<PetShop> wrapper2 = new QueryWrapper<PetShop>().from(PetShop.MODEL_MODEL) .eq(nameColumn, "test"); List<PetShop> petShops5 = new PetShop().queryList(wrapper2); System.out.printf(petShops5.size() + ""); } IWrapper转为LambdaQueryWrapper @Function.Advanced(type= FunctionTypeEnum.QUERY) @Function.fun(FunctionConstants.queryPage) @Function(openLevel = {FunctionOpenEnum.API}) public Pagination<PetShopProxy> queryPage(Pagination<PetShopProxy> page, IWrapper<PetShopProxy> queryWrapper) { LambdaQueryWrapper<PetShopProxy> wrapper = ((QueryWrapper<PetShopProxy>) queryWrapper).lambda(); // 非存储字段从QueryData中获取 Map<String, Object> queryData = queryWrapper.getQueryData(); if (null != queryData && !queryData.isEmpty()) { String codes = (String) queryData.get("codes"); if (org.apache.commons.lang3.StringUtils.isNotBlank(codes)) { wrapper.in(PetShopProxy::getCode, codes.split(",")); } } return new PetShopProxy().queryPage(page, wrapper); }

    2024年5月25日
    1.9K00

Leave a Reply

登录后才能评论