'commit'

.idea/modules.xml

@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<project version="4">
-  <component name="ProjectModuleManager">
-    <modules>
-      <module fileurl="file://$PROJECT_DIR$/.idea/YunNanDsBase.iml" filepath="$PROJECT_DIR$/.idea/YunNanDsBase.iml" />
-    </modules>
-  </component>
-</project>

pom.xml

@@ -60,6 +60,12 @@
             <artifactId>cos</artifactId>
             <version>${jfinal-cos.version}</version>
         </dependency>
+        <!-- https://mvnrepository.com/artifact/com.alibaba/easyexcel -->
+        <dependency>
+            <groupId>com.alibaba</groupId>
+            <artifactId>easyexcel</artifactId>
+            <version>4.0.3</version>
+        </dependency>
         <!--阿里巴巴大模型-->
         <!-- https://mvnrepository.com/artifact/com.alibaba/dashscope-sdk-java -->
         <dependency>

src/main/java/com/dsideal/base/Tools/Excel/ExcelReader.java

@@ -0,0 +1,56 @@
+package com.dsideal.base.Tools.Excel;
+
+import ch.qos.logback.classic.Level;
+import ch.qos.logback.classic.Logger;
+import com.alibaba.excel.EasyExcel;
+import org.slf4j.LoggerFactory;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+public class ExcelReader {
+    public static void main(String[] args) {
+        // 设置 com.alibaba.excel 的日志级别为 INFO
+        Logger excelLogger = (Logger) LoggerFactory.getLogger("com.alibaba.excel");
+        excelLogger.setLevel(Level.INFO);
+        String filePath = "D:/dsWork/2025年收集的人口与教育数据库（20250328）/2015-2020年的数据/基础教育/2019.xlsx";
+        String sheetName = "基教小学";
+
+        // 从第8行开始读取（跳过前7行）
+        List<SchoolData> dataList = EasyExcel.read(filePath)
+                .head(SchoolData.class)
+                .sheet(sheetName)
+                .headRowNumber(7)  // 跳过前7行
+                .doReadSync();
+
+        // 使用 Map 进行分组统计
+        Map<String, Map<String, Integer>> cityDistrictMap = new HashMap<>();
+
+        for (SchoolData data : dataList) {
+            if (data.getSchoolCount() > 0) {
+                String city = data.getCity();
+                String district = data.getDistrict();
+                int count = data.getSchoolCount();
+
+                // 如果市不存在，创建新的 Map
+                cityDistrictMap.putIfAbsent(city, new HashMap<>());
+
+                // 累加区对应的学校数量
+                cityDistrictMap.get(city).merge(district, count, Integer::sum);
+            }
+        }
+
+        // 输出分组统计结果
+        for (Map.Entry<String, Map<String, Integer>> cityEntry : cityDistrictMap.entrySet()) {
+            String city = cityEntry.getKey();
+            System.out.println("市: " + city);
+
+            for (Map.Entry<String, Integer> districtEntry : cityEntry.getValue().entrySet()) {
+                System.out.printf("  区: %s, 学校总数: %d%n",
+                        districtEntry.getKey(),
+                        districtEntry.getValue());
+            }
+        }
+    }
+}

src/main/java/com/dsideal/base/Tools/Excel/ExcelUtil.java

@@ -0,0 +1,42 @@
+package com.dsideal.base.Tools.Excel;
+
+
+import ch.qos.logback.classic.Level;
+import ch.qos.logback.classic.Logger;
+import org.slf4j.LoggerFactory;
+
+public class ExcelUtil {
+    public static void main(String[] args) {
+        // 设置 com.alibaba.excel 的日志级别为 INFO
+        Logger excelLogger = (Logger) LoggerFactory.getLogger("com.alibaba.excel");
+        excelLogger.setLevel(Level.INFO);
+
+        // 测试字母标号转列索引
+        String columnLetter = "MM"; // 示例输入
+        int columnIndex = columnLetterToIndex(columnLetter);
+        System.out.printf("字母标号 %s 对应的列索引是: %d%n", columnLetter, columnIndex);
+    }
+
+    // 将字母标号转换为列索引
+    private static int columnLetterToIndex(String columnLetter) {
+        int index = 0;
+        for (int i = 0; i < columnLetter.length(); i++) {
+            char c = columnLetter.charAt(i);
+            if (c < 'A' || c > 'Z') {
+                throw new IllegalArgumentException("无效的字母标号: " + columnLetter);
+            }
+            index = index * 26 + (c - 'A' + 1);
+        }
+        return index - 1; // 列索引从 0 开始
+    }
+
+    // 将列索引转换为字母标号
+    private static String indexToColumnLetter(int index) {
+        StringBuilder columnLetter = new StringBuilder();
+        while (index >= 0) {
+            columnLetter.insert(0, (char) ('A' + (index % 26)));
+            index = (index / 26) - 1;
+        }
+        return columnLetter.toString();
+    }
+}

src/main/java/com/dsideal/base/Tools/Excel/SchoolData.java

@@ -0,0 +1,23 @@
+package com.dsideal.base.Tools.Excel;
+
+
+import com.alibaba.excel.annotation.ExcelProperty;
+import lombok.Data;
+
+@Data
+public class SchoolData {
+    @ExcelProperty(index = 1)  // B列
+    private String schoolName;
+
+    @ExcelProperty(index = 3)  // D列
+    private String schoolType;
+
+    @ExcelProperty(index = 5)  // F列
+    private Integer schoolCount;
+
+    @ExcelProperty(index = 350) // MM列
+    private String city;
+
+    @ExcelProperty(index = 351) // MN列
+    private String district;
+}