├── .gitignore
├── README.md
├── pom.xml
└── src
    └── main
        └── java
            └── org
                └── gongxuanzhang
                    └── supportdemo
                        ├── DemoData.java
                        └── DemoMain.java


/.gitignore:
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 1 | HELP.md
 2 | target/
 3 | !.mvn/wrapper/maven-wrapper.jar
 4 | !**/src/main/**/target/
 5 | !**/src/test/**/target/
 6 | 
 7 | ### STS ###
 8 | .apt_generated
 9 | .classpath
10 | .factorypath
11 | .project
12 | .settings
13 | .springBeans
14 | .sts4-cache
15 | 
16 | ### IntelliJ IDEA ###
17 | .idea
18 | *.iws
19 | *.iml
20 | *.ipr
21 | 
22 | ### NetBeans ###
23 | /nbproject/private/
24 | /nbbuild/
25 | /dist/
26 | /nbdist/
27 | /.nb-gradle/
28 | build/
29 | !**/src/main/**/build/
30 | !**/src/test/**/build/
31 | 
32 | ### VS Code ###
33 | .vscode/
34 | 


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/README.md:
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1 | # support-demo
2 | some demo to help people
3 | 
4 | 这个项目每个分支都是给一个同学写的一个demo
5 | main分支没有什么卵用
6 | 每个同学自取对应代码即可
7 | 


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/pom.xml:
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 1 | <?xml version="1.0" encoding="UTF-8"?>
 2 | <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 3 |          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 4 |     <modelVersion>4.0.0</modelVersion>
 5 |     <parent>
 6 |         <groupId>org.springframework.boot</groupId>
 7 |         <artifactId>spring-boot-starter-parent</artifactId>
 8 |         <version>2.7.8</version>
 9 |         <relativePath/> <!-- lookup parent from repository -->
10 |     </parent>
11 |     <groupId>org.gongxuanzhang</groupId>
12 |     <artifactId>support-demo</artifactId>
13 |     <version>0.0.1-SNAPSHOT</version>
14 |     <name>support-demo</name>
15 |     <description>support-demo</description>
16 |     <properties>
17 |         <java.version>1.8</java.version>
18 |     </properties>
19 |     <dependencies>
20 |         <dependency>
21 |             <groupId>com.alibaba</groupId>
22 |             <artifactId>easyexcel</artifactId>
23 |             <version>3.2.0</version>
24 |         </dependency>
25 |         <dependency>
26 |             <groupId>org.projectlombok</groupId>
27 |             <artifactId>lombok</artifactId>
28 |         </dependency>
29 |         <dependency>
30 |             <groupId>ch.qos.logback</groupId>
31 |             <artifactId>logback-classic</artifactId>
32 |         </dependency>
33 | 
34 |     </dependencies>
35 | 
36 | 
37 | </project>
38 | 


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/src/main/java/org/gongxuanzhang/supportdemo/DemoData.java:
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 1 | package org.gongxuanzhang.supportdemo;
 2 | 
 3 | import com.alibaba.excel.annotation.ExcelProperty;
 4 | import lombok.Data;
 5 | 
 6 | import java.util.Date;
 7 | 
 8 | /**
 9 |  * 基础数据类
10 |  *
11 |  * @author gongxuanzhang
12 |  **/
13 | @Data
14 | public class DemoData {
15 |     @ExcelProperty("字符串标题")
16 |     private String string;
17 |     @ExcelProperty("日期标题")
18 |     private Date date;
19 |     @ExcelProperty("数字标题")
20 |     private Double doubleData;
21 | 
22 | }
23 | 


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/src/main/java/org/gongxuanzhang/supportdemo/DemoMain.java:
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 1 | package org.gongxuanzhang.supportdemo;
 2 | 
 3 | import com.alibaba.excel.EasyExcel;
 4 | import com.alibaba.excel.metadata.Head;
 5 | import com.alibaba.excel.metadata.data.WriteCellData;
 6 | import com.alibaba.excel.util.ListUtils;
 7 | import com.alibaba.excel.write.handler.CellWriteHandler;
 8 | import com.alibaba.excel.write.handler.SheetWriteHandler;
 9 | import com.alibaba.excel.write.handler.context.CellWriteHandlerContext;
10 | import com.alibaba.excel.write.metadata.holder.WriteSheetHolder;
11 | import com.alibaba.excel.write.metadata.holder.WriteTableHolder;
12 | import com.alibaba.excel.write.metadata.holder.WriteWorkbookHolder;
13 | import org.apache.poi.ss.usermodel.Cell;
14 | 
15 | import java.util.Date;
16 | import java.util.List;
17 | 
18 | /**
19 |  * @author gxz gongxuanzhangmelt@gmail.com
20 |  **/
21 | public class DemoMain {
22 | 
23 |     public static void main(String[] args) {
24 |         String fileName = "export.xlsx";
25 |         EasyExcel.write(fileName).sheet("模板").registerWriteHandler(new SheetWriteHandler() {
26 |             @Override
27 |             public void afterSheetCreate(WriteWorkbookHolder writeWorkbookHolder, WriteSheetHolder writeSheetHolder) {
28 |                 writeSheetHolder.getSheet().protectSheet("password");
29 |             }
30 |         }).registerWriteHandler(new CellWriteHandler() {
31 |             @Override
32 |             public void afterCellDispose(CellWriteHandlerContext context) {
33 |                 context.getCell().getCellStyle().setLocked(true);
34 |             }
35 |         }).doWrite(data());
36 |     }
37 | 
38 |     private static List<DemoData> data() {
39 |         List<DemoData> list = ListUtils.newArrayList();
40 |         for (int i = 0; i < 10; i++) {
41 |             DemoData data = new DemoData();
42 |             data.setString("字符串" + i);
43 |             data.setDate(new Date());
44 |             data.setDoubleData(0.56);
45 |             list.add(data);
46 |         }
47 |         return list;
48 |     }
49 | 
50 | }
51 | 


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