From 4e32788b363e71b281f3ad22afdfab8d99eb6dd1 Mon Sep 17 00:00:00 2001 From: RuoYi <yzz_ivy@163.com> Date: 星期五, 28 八月 2020 14:11:32 +0800 Subject: [PATCH] 修正数据库字符串类型nvarchar --- ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java | 76 ++++++++++++++++++++++++++++++++++++-- 1 files changed, 72 insertions(+), 4 deletions(-) diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java b/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java index d5a23b1..4e93c6c 100644 --- a/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java +++ b/ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java @@ -6,7 +6,6 @@ import java.io.InputStream; import java.io.OutputStream; import java.lang.reflect.Field; -import java.lang.reflect.Method; import java.math.BigDecimal; import java.text.DecimalFormat; import java.util.ArrayList; @@ -16,6 +15,7 @@ import java.util.HashMap; import java.util.List; import java.util.Map; +import java.util.Set; import java.util.UUID; import java.util.stream.Collectors; import org.apache.poi.hssf.usermodel.HSSFDateUtil; @@ -102,6 +102,16 @@ * 注解列表 */ private List<Object[]> fields; + + /** + * 统计列表 + */ + private Map<Integer, Double> statistics = new HashMap<Integer, Double>(); + + /** + * 数字格式 + */ + private static final DecimalFormat DOUBLE_FORMAT = new DecimalFormat("######0.00"); /** * 实体对象 @@ -342,6 +352,7 @@ if (Type.EXPORT.equals(type)) { fillExcelData(index, row); + addStatisticsRow(); } } String filename = encodingFilename(sheetName); @@ -448,6 +459,15 @@ headerFont.setColor(IndexedColors.WHITE.getIndex()); style.setFont(headerFont); styles.put("header", style); + + style = wb.createCellStyle(); + style.setAlignment(HorizontalAlignment.CENTER); + style.setVerticalAlignment(VerticalAlignment.CENTER); + Font totalFont = wb.createFont(); + totalFont.setFontName("Arial"); + totalFont.setFontHeightInPoints((short) 10); + style.setFont(totalFont); + styles.put("total", style); return styles; } @@ -560,6 +580,7 @@ // 设置列类型 setCellVo(value, attr, cell); } + addStatisticsData(column, Convert.toStr(value), attr); } } catch (Exception e) @@ -727,6 +748,53 @@ } /** + * 合计统计信息 + */ + private void addStatisticsData(Integer index, String text, Excel entity) + { + if (entity != null && entity.isStatistics()) + { + Double temp = 0D; + if (!statistics.containsKey(index)) + { + statistics.put(index, temp); + } + try + { + temp = Double.valueOf(text); + } + catch (NumberFormatException e) + { + } + statistics.put(index, statistics.get(index) + temp); + } + } + + /** + * 创建统计行 + */ + public void addStatisticsRow() + { + if (statistics.size() > 0) + { + Cell cell = null; + Row row = sheet.createRow(sheet.getLastRowNum() + 1); + Set<Integer> keys = statistics.keySet(); + cell = row.createCell(0); + cell.setCellStyle(styles.get("total")); + cell.setCellValue("合计"); + + for (Integer key : keys) + { + cell = row.createCell(key); + cell.setCellStyle(styles.get("total")); + cell.setCellValue(DOUBLE_FORMAT.format(statistics.get(key))); + } + statistics.clear(); + } + } + + /** * 编码文件名 */ public String encodingFilename(String filename) @@ -795,9 +863,9 @@ if (StringUtils.isNotEmpty(name)) { Class<?> clazz = o.getClass(); - String methodName = "get" + name.substring(0, 1).toUpperCase() + name.substring(1); - Method method = clazz.getMethod(methodName); - o = method.invoke(o); + Field field = clazz.getDeclaredField(name); + field.setAccessible(true); + o = field.get(o); } return o; } -- Gitblit v1.9.2