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!95 excel表格完善 

Merge pull request !95 from 厚积薄发/master
pull/95/MERGE
若依 2019-06-01 14:38:36 +08:00 committed by Gitee
parent 55a4bfe70c bfba5ebbfa
commit 999cd996fd
1 changed files with 20 additions and 7 deletions
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27
ruoyi-common/src/main/java/com/ruoyi/common/utils/poi/ExcelUtil.java
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@ -136,8 +136,21 @@ public class ExcelUtil<T>
if (rows > 0)
{
// 默认序号
int serialNum = 0;
// 定义一个map用于存放excel列的序号和field.
Map<String, Integer> cellMap = new HashMap<String, Integer>();
//获取表头
Row heard = sheet.getRow(0);
for (int i = 0; i < heard.getPhysicalNumberOfCells(); i++) {
Cell cell = heard.getCell(i);
if (StringUtils.isNotNull(cell != null)) {
String value=this.getCellValue(heard, i).toString();
cellMap.put(value, i);
} else {
cellMap.put(null, i);
}
}
// 有数据时才处理 得到类的所有field.
Field[] allFields = clazz.getDeclaredFields();
// 定义一个map用于存放列的序号和field.
@ -150,23 +163,23 @@ public class ExcelUtil<T>
{
// 设置类的私有字段属性可访问.
field.setAccessible(true);
fieldsMap.put(++serialNum, field);
Integer column = cellMap.get(attr.name());
fieldsMap.put(column, field);
}
}
for (int i = 1; i < rows; i++)
{
// 从第2行开始取数据,默认第一行是表头.
Row row = sheet.getRow(i);
int cellNum = serialNum;
T entity = null;
for (int column = 0; column < cellNum; column++)
for (Map.Entry<Integer, Field> entry : fieldsMap.entrySet())
{
Object val = this.getCellValue(row, column);
Object val = this.getCellValue(row, entry.getKey());
// 如果不存在实例则新建.
entity = (entity == null ? clazz.newInstance() : entity);
// 从map中得到对应列的field.
Field field = fieldsMap.get(column + 1);
Field field = fieldsMap.get(entry.getKey());
// 取得类型,并根据对象类型设置值.
Class<?> fieldType = field.getType();
if (String.class == fieldType)