public List<Object> readExcel(Workbook wb, Class clz, int readLine, int tailLine) {
Sheet sheet = wb.getSheetAt(0); // 取第一张表
List<Object> objs = null;
try {
Row row = sheet.getRow(readLine); // 开始行，主题栏
objs = new ArrayList<Object>();
Map<Integer, String> maps = getHeaderMap(row, clz); // 设定对应的字段顺序与方法名
if (maps == null || maps.size() <= 0)
throw new RuntimeException("要读取的Excel的格式不正确，检查是否设定了合适的行"); // 与order顺序不符
for (int i = readLine + 1; i <= sheet.getLastRowNum() - tailLine; i++) { // 取数据
row = sheet.getRow(i);
Object obj = clz.newInstance(); // 调用无参结构
for (Cell c : row) {
int ci = c.getColumnIndex();
String mn = maps.get(ci).substring(3); // 消除get
mn = mn.substring(0, 1).toLowerCase() + mn.substring(1);
Map<String, Object> params = new HashMap<String, Object>();
if (!"enterDate".equals(mn)) c.setCellType(Cell.CELL_TYPE_STRING); // 设置单元格格式
else c.setCellType(Cell.CELL_TYPE_NUMERIC);
if (this.getCellValue(c).trim().equals("是")) {
BeanUtils.copyProperty(obj, mn, 1);
} else if (this.getCellValue(c).trim().equals("否")) {
BeanUtils.copyProperty(obj, mn, 0);
} else BeanUtils.copyProperty(obj, mn, this.getCellValue(c));
}
objs.add(obj);
}
} catch (InstantiationException e) {
e.printStackTrace();
logger.error(e);
} catch (IllegalAccessException e) {
e.printStackTrace();
logger.error(e);
} catch (InvocationTargetException e) {
e.printStackTrace();
logger.error(e);
} catch (NumberFormatException e) {
e.printStackTrace();
logger.error(e);
}
return objs;
}
/**
* 将excel内的内容读取到xml文件中，并添加dtd验证
*
* @param xmlFile
* @param sheetNum
* @return 1代表成功，0失败，-1超过最大sheet,2跳过当前失败的xml
*/
public int excelToXml(String xmlFile, int sheetNum) {
if (sheetNum >= workBook.getNumberOfSheets()) return -1;
else sheet = workBook.getSheetAt(sheetNum);
xmlFile = xmlFile + ".xml";
try {
Document document = DocumentHelper.createDocument();
// 使用sheet名称命名跟节点
String rootName = sheet.getSheetName().replaceAll(" ", "");
Element root = document.addElement(rootName);
// 添加dtd文件说明
DocumentType documentType = new DOMDocumentType();
documentType.setElementName(rootName);
List<ElementDecl> declList = new ArrayList<>();
declList.add(new ElementDecl(rootName, "(row*)"));
// 判断sheet是否为空,为空则不执行任何操作
if (sheet.getRow(0) == null) return 1;
// 遍历sheet第一行,获取元素名称
row = sheet.getRow(0);
String rowString = null;
List<String> pcdataList = new ArrayList<>();
for (int y = 0; y < row.getPhysicalNumberOfCells(); y++) {
Object object = this.getCellValueObject(0, y);
// 判断是否有合并单元格，有的话跳过
if (object == null) return 2;
// 去除表头字符串中的空格
String objectStr = object.toString().replaceAll(" ", "");
if (rowString != null) rowString += "|" + objectStr;
else rowString = objectStr;
pcdataList.add(objectStr);
}
// 设置行节点
declList.add(new ElementDecl("row", "(" + rowString + ")*"));
// 遍历list设置行的下级节点
for (String tmp : pcdataList) {
declList.add(new ElementDecl(tmp, "(#PCDATA)"));
}
documentType.setInternalDeclarations(declList);
// 遍历读写excel数据到xml中
for (int x = 1; x < sheet.getLastRowNum(); x++) {
row = sheet.getRow(x);
Element rowElement = root.addElement("row");
for (int y = 0; y < row.getPhysicalNumberOfCells(); y++) {
// cell = row.getCell(y);
Object object = this.getCellValueObject(x, y);
if (object != null) {
// 将sheet第一行的行首元素当作元素名称
String pcdataString = pcdataList.get(y);
Element element = rowElement.addElement(pcdataString);
// Element element = rowElement.addElement("name");
element.setText(object.toString());
}
}
}
// 写入文件和dtd
document.setDocType(documentType);
this.docToXmlFile(document, xmlFile);
} catch (Exception e) {
e.printStackTrace();
}
return 1;
}
