update 重构 ExcelUtil 全导出方法支持 OutputStream 流导出 不局限于 response

2.X
疯狂的狮子Li 2 years ago
parent 0d732b4e78
commit 846e945c83

@ -24,6 +24,7 @@ import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpServletResponse;
import java.io.IOException; import java.io.IOException;
import java.io.InputStream; import java.io.InputStream;
import java.io.OutputStream;
import java.io.UnsupportedEncodingException; import java.io.UnsupportedEncodingException;
import java.util.Collection; import java.util.Collection;
import java.util.List; import java.util.List;
@ -84,7 +85,13 @@ public class ExcelUtil {
* @param response * @param response
*/ */
public static <T> void exportExcel(List<T> list, String sheetName, Class<T> clazz, HttpServletResponse response) { public static <T> void exportExcel(List<T> list, String sheetName, Class<T> clazz, HttpServletResponse response) {
exportExcel(list, sheetName, clazz, false, response); try {
resetResponse(sheetName, response);
ServletOutputStream os = response.getOutputStream();
exportExcel(list, sheetName, clazz, false, os);
} catch (IOException e) {
throw new RuntimeException("导出Excel异常");
}
} }
/** /**
@ -100,6 +107,34 @@ public class ExcelUtil {
try { try {
resetResponse(sheetName, response); resetResponse(sheetName, response);
ServletOutputStream os = response.getOutputStream(); ServletOutputStream os = response.getOutputStream();
exportExcel(list, sheetName, clazz, merge, os);
} catch (IOException e) {
throw new RuntimeException("导出Excel异常");
}
}
/**
* excel
*
* @param list
* @param sheetName
* @param clazz
* @param os
*/
public static <T> void exportExcel(List<T> list, String sheetName, Class<T> clazz, OutputStream os) {
exportExcel(list, sheetName, clazz, false, os);
}
/**
* excel
*
* @param list
* @param sheetName
* @param clazz
* @param merge
* @param os
*/
public static <T> void exportExcel(List<T> list, String sheetName, Class<T> clazz, boolean merge, OutputStream os) {
ExcelWriterSheetBuilder builder = EasyExcel.write(os, clazz) ExcelWriterSheetBuilder builder = EasyExcel.write(os, clazz)
.autoCloseStream(false) .autoCloseStream(false)
// 自动适配 // 自动适配
@ -112,9 +147,6 @@ public class ExcelUtil {
builder.registerWriteHandler(new CellMergeStrategy(list, true)); builder.registerWriteHandler(new CellMergeStrategy(list, true));
} }
builder.doWrite(list); builder.doWrite(list);
} catch (IOException e) {
throw new RuntimeException("导出Excel异常");
}
} }
/** /**
@ -125,12 +157,30 @@ public class ExcelUtil {
* : excel/temp.xlsx * : excel/temp.xlsx
* : resource * : resource
* @param data * @param data
* @param response
*/ */
public static void exportTemplate(List<Object> data, String filename, String templatePath, HttpServletResponse response) { public static void exportTemplate(List<Object> data, String filename, String templatePath, HttpServletResponse response) {
try { try {
resetResponse(filename, response); resetResponse(filename, response);
ServletOutputStream os = response.getOutputStream();
exportTemplate(data, templatePath, os);
} catch (IOException e) {
throw new RuntimeException("导出Excel异常");
}
}
/**
* {.}
*
* @param templatePath resource
* : excel/temp.xlsx
* : resource
* @param data
* @param os
*/
public static void exportTemplate(List<Object> data, String templatePath, OutputStream os) {
ClassPathResource templateResource = new ClassPathResource(templatePath); ClassPathResource templateResource = new ClassPathResource(templatePath);
ExcelWriter excelWriter = EasyExcel.write(response.getOutputStream()) ExcelWriter excelWriter = EasyExcel.write(os)
.withTemplate(templateResource.getStream()) .withTemplate(templateResource.getStream())
.autoCloseStream(false) .autoCloseStream(false)
// 大数值自动转换 防止失真 // 大数值自动转换 防止失真
@ -145,9 +195,6 @@ public class ExcelUtil {
excelWriter.fill(d, writeSheet); excelWriter.fill(d, writeSheet);
} }
excelWriter.finish(); excelWriter.finish();
} catch (IOException e) {
throw new RuntimeException("导出Excel异常");
}
} }
/** /**
@ -158,12 +205,30 @@ public class ExcelUtil {
* : excel/temp.xlsx * : excel/temp.xlsx
* : resource * : resource
* @param data * @param data
* @param response
*/ */
public static void exportTemplateMultiList(Map<String, Object> data, String filename, String templatePath, HttpServletResponse response) { public static void exportTemplateMultiList(Map<String, Object> data, String filename, String templatePath, HttpServletResponse response) {
try { try {
resetResponse(filename, response); resetResponse(filename, response);
ServletOutputStream os = response.getOutputStream();
exportTemplateMultiList(data, templatePath, os);
} catch (IOException e) {
throw new RuntimeException("导出Excel异常");
}
}
/**
* {key.}
*
* @param templatePath resource
* : excel/temp.xlsx
* : resource
* @param data
* @param os
*/
public static void exportTemplateMultiList(Map<String, Object> data, String templatePath, OutputStream os) {
ClassPathResource templateResource = new ClassPathResource(templatePath); ClassPathResource templateResource = new ClassPathResource(templatePath);
ExcelWriter excelWriter = EasyExcel.write(response.getOutputStream()) ExcelWriter excelWriter = EasyExcel.write(os)
.withTemplate(templateResource.getStream()) .withTemplate(templateResource.getStream())
.autoCloseStream(false) .autoCloseStream(false)
// 大数值自动转换 防止失真 // 大数值自动转换 防止失真
@ -184,9 +249,6 @@ public class ExcelUtil {
} }
} }
excelWriter.finish(); excelWriter.finish();
} catch (IOException e) {
throw new RuntimeException("导出Excel异常");
}
} }
/** /**

Loading…
Cancel
Save