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@ -24,6 +24,7 @@ import javax.servlet.ServletOutputStream;
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import javax.servlet.http.HttpServletResponse;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.OutputStream;
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import java.io.UnsupportedEncodingException;
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import java.util.Collection;
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import java.util.List;
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@ -84,7 +85,13 @@ public class ExcelUtil {
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* @param response 响应体
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*/
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public static <T> void exportExcel(List<T> list, String sheetName, Class<T> clazz, HttpServletResponse response) {
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exportExcel(list, sheetName, clazz, false, response);
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try {
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resetResponse(sheetName, response);
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ServletOutputStream os = response.getOutputStream();
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exportExcel(list, sheetName, clazz, false, os);
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} catch (IOException e) {
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throw new RuntimeException("导出Excel异常");
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}
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}
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/**
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@ -100,6 +107,34 @@ public class ExcelUtil {
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try {
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resetResponse(sheetName, response);
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ServletOutputStream os = response.getOutputStream();
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exportExcel(list, sheetName, clazz, merge, os);
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} catch (IOException e) {
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throw new RuntimeException("导出Excel异常");
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}
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}
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/**
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* 导出excel
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*
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* @param list 导出数据集合
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* @param sheetName 工作表的名称
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* @param clazz 实体类
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* @param os 输出流
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*/
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public static <T> void exportExcel(List<T> list, String sheetName, Class<T> clazz, OutputStream os) {
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exportExcel(list, sheetName, clazz, false, os);
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}
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/**
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* 导出excel
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*
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* @param list 导出数据集合
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* @param sheetName 工作表的名称
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* @param clazz 实体类
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* @param merge 是否合并单元格
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* @param os 输出流
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*/
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public static <T> void exportExcel(List<T> list, String sheetName, Class<T> clazz, boolean merge, OutputStream os) {
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ExcelWriterSheetBuilder builder = EasyExcel.write(os, clazz)
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.autoCloseStream(false)
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// 自动适配
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@ -112,9 +147,6 @@ public class ExcelUtil {
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builder.registerWriteHandler(new CellMergeStrategy(list, true));
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}
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builder.doWrite(list);
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} catch (IOException e) {
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throw new RuntimeException("导出Excel异常");
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}
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}
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/**
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@ -125,12 +157,30 @@ public class ExcelUtil {
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* 例如: excel/temp.xlsx
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* 重点: 模板文件必须放置到启动类对应的 resource 目录下
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* @param data 模板需要的数据
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* @param response 响应体
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*/
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public static void exportTemplate(List<Object> data, String filename, String templatePath, HttpServletResponse response) {
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try {
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resetResponse(filename, response);
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ServletOutputStream os = response.getOutputStream();
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exportTemplate(data, templatePath, os);
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} catch (IOException e) {
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throw new RuntimeException("导出Excel异常");
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}
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}
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/**
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* 单表多数据模板导出 模板格式为 {.属性}
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*
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* @param templatePath 模板路径 resource 目录下的路径包括模板文件名
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* 例如: excel/temp.xlsx
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* 重点: 模板文件必须放置到启动类对应的 resource 目录下
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* @param data 模板需要的数据
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* @param os 输出流
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*/
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public static void exportTemplate(List<Object> data, String templatePath, OutputStream os) {
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ClassPathResource templateResource = new ClassPathResource(templatePath);
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ExcelWriter excelWriter = EasyExcel.write(response.getOutputStream())
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ExcelWriter excelWriter = EasyExcel.write(os)
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.withTemplate(templateResource.getStream())
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.autoCloseStream(false)
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// 大数值自动转换 防止失真
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@ -145,9 +195,6 @@ public class ExcelUtil {
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excelWriter.fill(d, writeSheet);
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}
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excelWriter.finish();
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} catch (IOException e) {
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throw new RuntimeException("导出Excel异常");
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}
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}
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/**
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@ -158,12 +205,30 @@ public class ExcelUtil {
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* 例如: excel/temp.xlsx
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* 重点: 模板文件必须放置到启动类对应的 resource 目录下
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* @param data 模板需要的数据
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* @param response 响应体
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*/
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public static void exportTemplateMultiList(Map<String, Object> data, String filename, String templatePath, HttpServletResponse response) {
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try {
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resetResponse(filename, response);
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ServletOutputStream os = response.getOutputStream();
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exportTemplateMultiList(data, templatePath, os);
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} catch (IOException e) {
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throw new RuntimeException("导出Excel异常");
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}
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}
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/**
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* 多表多数据模板导出 模板格式为 {key.属性}
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*
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* @param templatePath 模板路径 resource 目录下的路径包括模板文件名
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* 例如: excel/temp.xlsx
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* 重点: 模板文件必须放置到启动类对应的 resource 目录下
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* @param data 模板需要的数据
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* @param os 输出流
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*/
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public static void exportTemplateMultiList(Map<String, Object> data, String templatePath, OutputStream os) {
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ClassPathResource templateResource = new ClassPathResource(templatePath);
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ExcelWriter excelWriter = EasyExcel.write(response.getOutputStream())
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ExcelWriter excelWriter = EasyExcel.write(os)
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.withTemplate(templateResource.getStream())
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.autoCloseStream(false)
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// 大数值自动转换 防止失真
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@ -184,9 +249,6 @@ public class ExcelUtil {
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}
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}
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excelWriter.finish();
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} catch (IOException e) {
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throw new RuntimeException("导出Excel异常");
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}
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}
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/**
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