Excel导入导出工具优化，支持多Sheet。
This commit is contained in:
thinkgem
@@ -25,14 +25,13 @@ import java.util.LinkedList;
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import java.util.List;
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import java.util.Map;
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import org.junit.Assert;
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import com.jeesite.common.io.FileUtils;
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import com.jeesite.common.text.DiffMatchPatch.Diff;
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import com.jeesite.common.text.DiffMatchPatch.LinesToCharsResult;
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import com.jeesite.common.text.DiffMatchPatch.Patch;
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import junit.framework.Assert;
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@SuppressWarnings("deprecation")
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public class DiffMatchPatchTest {
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private DiffMatchPatch dmp;
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File diff suppressed because it is too large
Load Diff
@@ -1,441 +1,457 @@
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/**
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* Copyright (c) 2013-Now http://jeesite.com All rights reserved.
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*/
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package com.jeesite.common.utils.excel;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.lang.reflect.Field;
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import java.lang.reflect.Method;
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import java.text.DecimalFormat;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.Date;
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import java.util.List;
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import org.apache.poi.hssf.usermodel.HSSFWorkbook;
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import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
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import org.apache.poi.ss.formula.eval.ErrorEval;
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import org.apache.poi.ss.usermodel.Cell;
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import org.apache.poi.ss.usermodel.CellValue;
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import org.apache.poi.ss.usermodel.DateUtil;
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import org.apache.poi.ss.usermodel.FormulaEvaluator;
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import org.apache.poi.ss.usermodel.Row;
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import org.apache.poi.ss.usermodel.Sheet;
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import org.apache.poi.ss.usermodel.Workbook;
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import org.apache.poi.xssf.usermodel.XSSFWorkbook;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.web.multipart.MultipartFile;
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import com.jeesite.common.callback.MethodCallback;
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import com.jeesite.common.collect.ListUtils;
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import com.jeesite.common.lang.DateUtils;
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import com.jeesite.common.lang.ObjectUtils;
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import com.jeesite.common.lang.StringUtils;
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import com.jeesite.common.reflect.ReflectUtils;
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import com.jeesite.common.utils.excel.annotation.ExcelField;
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import com.jeesite.common.utils.excel.annotation.ExcelField.Type;
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import com.jeesite.common.utils.excel.annotation.ExcelFields;
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/**
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* 导入Excel文件（支持“XLS”和“XLSX”格式）
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* @author ThinkGem
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* @version 2014-8-19
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*/
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public class ExcelImport {
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private static Logger log = LoggerFactory.getLogger(ExcelImport.class);
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/**
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* 工作薄对象
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*/
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private Workbook wb;
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/**
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* 工作表对象
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*/
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private Sheet sheet;
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/**
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* 标题行数
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*/
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private int headerNum;
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/**
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* 构造函数
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* @param path 导入文件对象，读取第一个工作表
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* @throws InvalidFormatException
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* @throws IOException
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*/
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public ExcelImport(File file) throws InvalidFormatException, IOException {
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this(file, 0, 0);
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}
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/**
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* 构造函数
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* @param path 导入文件对象，读取第一个工作表
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* @param headerNum 标题行数，数据行号=标题行数+1
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* @throws InvalidFormatException
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* @throws IOException
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*/
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public ExcelImport(File file, int headerNum)
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throws InvalidFormatException, IOException {
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this(file, headerNum, 0);
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}
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/**
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* 构造函数
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* @param path 导入文件对象
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* @param headerNum 标题行数，数据行号=标题行数+1
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* @param sheetIndexOrName 工作表编号或名称，从0开始
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* @throws InvalidFormatException
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* @throws IOException
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*/
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public ExcelImport(File file, int headerNum, Object sheetIndexOrName)
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throws InvalidFormatException, IOException {
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this(file.getName(), new FileInputStream(file), headerNum, sheetIndexOrName);
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}
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/**
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* 构造函数
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* @param file 导入文件对象
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* @param headerNum 标题行数，数据行号=标题行数+1
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* @param sheetIndexOrName 工作表编号或名称，从0开始
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* @throws InvalidFormatException
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* @throws IOException
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*/
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public ExcelImport(MultipartFile multipartFile, int headerNum, Object sheetIndexOrName)
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throws InvalidFormatException, IOException {
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this(multipartFile.getOriginalFilename(), multipartFile.getInputStream(), headerNum, sheetIndexOrName);
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}
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/**
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* 构造函数
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* @param path 导入文件对象
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* @param headerNum 标题行数，数据行号=标题行数+1
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* @param sheetIndexOrName 工作表编号或名称
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* @throws InvalidFormatException
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* @throws IOException
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*/
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public ExcelImport(String fileName, InputStream is, int headerNum, Object sheetIndexOrName)
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throws InvalidFormatException, IOException {
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if (StringUtils.isBlank(fileName)){
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throw new ExcelException("导入文档为空!");
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}else if(fileName.toLowerCase().endsWith("xls")){
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this.wb = new HSSFWorkbook(is);
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}else if(fileName.toLowerCase().endsWith("xlsx")){
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this.wb = new XSSFWorkbook(is);
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}else{
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throw new ExcelException("文档格式不正确!");
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}
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if (sheetIndexOrName instanceof Integer || sheetIndexOrName instanceof Long){
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this.sheet = this.wb.getSheetAt(ObjectUtils.toInteger(sheetIndexOrName));
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}else{
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this.sheet = this.wb.getSheet(ObjectUtils.toString(sheetIndexOrName));
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}
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if (this.sheet == null){
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throw new ExcelException("没有找到工作表!");
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}
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this.headerNum = headerNum;
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log.debug("Initialize success.");
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}
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/**
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* 添加到 annotationList
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*/
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private void addAnnotation(List<Object[]> annotationList, ExcelField ef, Object fOrM, Type type, String... groups){
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// if (ef != null && (ef.type()==0 || ef.type()==type)){
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if (ef != null && (ef.type() == Type.ALL || ef.type() == type)){
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if (groups!=null && groups.length>0){
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boolean inGroup = false;
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for (String g : groups){
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if (inGroup){
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break;
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}
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for (String efg : ef.groups()){
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if (StringUtils.equals(g, efg)){
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inGroup = true;
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annotationList.add(new Object[]{ef, fOrM});
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break;
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}
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}
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}
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}else{
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annotationList.add(new Object[]{ef, fOrM});
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}
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}
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}
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/**
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* 获取行对象
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* @param rownum
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* @return
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*/
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public Row getRow(int rownum){
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return this.sheet.getRow(rownum);
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}
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/**
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* 获取数据行号
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* @return
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*/
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public int getDataRowNum(){
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return headerNum;
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}
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/**
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* 获取最后一个数据行号
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* @return
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*/
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public int getLastDataRowNum(){
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//return this.sheet.getLastRowNum()+headerNum;
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return this.sheet.getLastRowNum() + 1;
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}
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/**
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* 获取最后一个列号
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* @return
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*/
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public int getLastCellNum(){
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Row row = this.getRow(headerNum);
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return row == null ? 0 : row.getLastCellNum();
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}
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/**
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* 获取单元格值
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* @param row 获取的行
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* @param column 获取单元格列号
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* @return 单元格值
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*/
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public Object getCellValue(Row row, int column){
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Object val = "";
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try{
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Cell cell = row.getCell(column);
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if (cell != null){
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if (cell.getCellType() == Cell.CELL_TYPE_NUMERIC){
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val = new DecimalFormat("0").format(cell.getNumericCellValue());
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}else if (cell.getCellType() == Cell.CELL_TYPE_STRING){
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val = cell.getStringCellValue();
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}else if (cell.getCellType() == Cell.CELL_TYPE_FORMULA){
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try {
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val = cell.getStringCellValue();
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} catch (Exception e) {
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FormulaEvaluator evaluator = cell.getSheet().getWorkbook()
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.getCreationHelper().createFormulaEvaluator();
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evaluator.evaluateFormulaCell(cell);
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CellValue cellValue = evaluator.evaluate(cell);
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switch (cellValue.getCellType()) {
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case Cell.CELL_TYPE_NUMERIC:
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val = cellValue.getNumberValue();
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break;
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case Cell.CELL_TYPE_STRING:
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val = cellValue.getStringValue();
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break;
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case Cell.CELL_TYPE_BOOLEAN:
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val = cellValue.getBooleanValue();
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break;
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case Cell.CELL_TYPE_ERROR:
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val = ErrorEval.getText(cellValue.getErrorValue());
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break;
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default:
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val = cell.getCellFormula();
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}
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}
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}else if (cell.getCellType() == Cell.CELL_TYPE_BOOLEAN){
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val = cell.getBooleanCellValue();
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}else if (cell.getCellType() == Cell.CELL_TYPE_ERROR){
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val = cell.getErrorCellValue();
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}
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}
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}catch (Exception e) {
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return val;
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}
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return val;
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}
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/**
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* 获取导入数据列表
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* @param cls 导入对象类型
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* @param groups 导入分组
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*/
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public <E> List<E> getDataList(Class<E> cls, String... groups) throws InstantiationException, IllegalAccessException{
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return getDataList(cls, false, groups);
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}
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/**
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* 获取导入数据列表
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* @param cls 导入对象类型
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* @param isThrowException 遇见错误是否抛出异常
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* @param groups 导入分组
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*/
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public <E> List<E> getDataList(Class<E> cls, final boolean isThrowException, String... groups) throws InstantiationException, IllegalAccessException{
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return getDataList(cls, new MethodCallback() {
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@Override
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public Object execute(Object... params) {
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if (isThrowException){
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Exception ex = (Exception)params[0];
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int rowNum = (int)params[1];
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int columnNum = (int)params[2];
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throw new ExcelException("Get cell value ["+rowNum+","+columnNum+"]", ex);
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}
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return null;
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}
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}, groups);
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}
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/**
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* 获取导入数据列表
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* @param cls 导入对象类型
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* @param isThrowException 遇见错误是否抛出异常
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* @param groups 导入分组
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*/
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public <E> List<E> getDataList(Class<E> cls, MethodCallback exceptionCallback, String... groups) throws InstantiationException, IllegalAccessException{
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List<Object[]> annotationList = ListUtils.newArrayList();
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// Get annotation field
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Field[] fs = cls.getDeclaredFields();
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for (Field f : fs){
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ExcelFields efs = f.getAnnotation(ExcelFields.class);
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if (efs != null && efs.value() != null){
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for (ExcelField ef : efs.value()){
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addAnnotation(annotationList, ef, f, Type.IMPORT, groups);
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}
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}
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ExcelField ef = f.getAnnotation(ExcelField.class);
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addAnnotation(annotationList, ef, f, Type.IMPORT, groups);
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}
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// Get annotation method
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Method[] ms = cls.getDeclaredMethods();
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for (Method m : ms){
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ExcelFields efs = m.getAnnotation(ExcelFields.class);
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if (efs != null && efs.value() != null){
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for (ExcelField ef : efs.value()){
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addAnnotation(annotationList, ef, m, Type.IMPORT, groups);
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}
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}
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ExcelField ef = m.getAnnotation(ExcelField.class);
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addAnnotation(annotationList, ef, m, Type.IMPORT, groups);
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}
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// Field sorting
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Collections.sort(annotationList, new Comparator<Object[]>() {
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@Override
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public int compare(Object[] o1, Object[] o2) {
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return new Integer(((ExcelField)o1[0]).sort()).compareTo(
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new Integer(((ExcelField)o2[0]).sort()));
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};
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});
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//log.debug("Import column count:"+annotationList.size());
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// Get excel data
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List<E> dataList = ListUtils.newArrayList();
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for (int i = this.getDataRowNum(); i < this.getLastDataRowNum(); i++) {
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E e = (E)cls.newInstance();
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Row row = this.getRow(i);
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StringBuilder sb = new StringBuilder();
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for (int j = 0; j < annotationList.size(); j++){//Object[] os : annotationList){
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Object[] os = annotationList.get(j);
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ExcelField ef = (ExcelField)os[0];
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int column = (ef.column() != -1) ? ef.column() : j;
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Object val = this.getCellValue(row, column);
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if (val != null){
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// If is dict type, get dict value
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if (StringUtils.isNotBlank(ef.dictType())){
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try{
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Class<?> dictUtils = Class.forName("com.jeesite.modules.sys.utils.DictUtils");
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val = dictUtils.getMethod("getDictValue", String.class, String.class,
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String.class).invoke(null, val.toString(), ef.dictType(), "");
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} catch (Exception ex) {
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log.info("Get cell value ["+i+","+column+"] error: " + ex.toString());
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val = null;
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}
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//val = DictUtils.getDictValue(val.toString(), ef.dictType(), "");
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//log.debug("Dictionary type value: ["+i+","+colunm+"] " + val);
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}
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// Get param type and type cast
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Class<?> valType = Class.class;
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if (os[1] instanceof Field){
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valType = ((Field)os[1]).getType();
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}else if (os[1] instanceof Method){
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Method method = ((Method)os[1]);
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if ("get".equals(method.getName().substring(0, 3))){
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valType = method.getReturnType();
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}else if("set".equals(method.getName().substring(0, 3))){
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valType = ((Method)os[1]).getParameterTypes()[0];
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}
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}
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//log.debug("Import value type: ["+i+","+column+"] " + valType);
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try {
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if (valType == String.class){
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String s = String.valueOf(val.toString());
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if(StringUtils.endsWith(s, ".0")){
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val = StringUtils.substringBefore(s, ".0");
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}else{
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val = String.valueOf(val.toString());
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}
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}else if (valType == Integer.class){
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val = Double.valueOf(val.toString()).intValue();
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}else if (valType == Long.class){
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val = Double.valueOf(val.toString()).longValue();
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}else if (valType == Double.class){
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val = Double.valueOf(val.toString());
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}else if (valType == Float.class){
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val = Float.valueOf(val.toString());
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}else if (valType == Date.class){
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if (val instanceof String){
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val = DateUtils.parseDate(val);
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}else{
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// POI Excel 日期格式转换
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val = DateUtil.getJavaDate((Double)val);
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}
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}else{
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if (ef.fieldType() != Class.class){
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val = ef.fieldType().getMethod("getValue", String.class).invoke(null, val.toString());
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}else{
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val = Class.forName(this.getClass().getName().replaceAll(this.getClass().getSimpleName(),
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"fieldtype."+valType.getSimpleName()+"Type")).getMethod("getValue", String.class).invoke(null, val.toString());
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}
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}
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} catch (Exception ex) {
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log.info("Get cell value ["+i+","+column+"] error: " + ex.toString());
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val = null;
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// 参数：Exception ex, int rowNum, int columnNum
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exceptionCallback.execute(ex, i, column);
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}
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// set entity value
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if (os[1] instanceof Field){
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ReflectUtils.invokeSetter(e, ((Field)os[1]).getName(), val);
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}else if (os[1] instanceof Method){
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String mthodName = ((Method)os[1]).getName();
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if ("get".equals(mthodName.substring(0, 3))){
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mthodName = "set"+StringUtils.substringAfter(mthodName, "get");
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}
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ReflectUtils.invokeMethod(e, mthodName, new Class[] {valType}, new Object[] {val});
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}
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}
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sb.append(val+", ");
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}
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dataList.add(e);
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log.debug("Read success: ["+i+"] "+sb.toString());
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}
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return dataList;
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}
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// /**
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// * 导入测试
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// */
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// public static void main(String[] args) throws Throwable {
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//
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// ImportExcel ei = new ImportExcel("target/export.xlsx", 1);
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//
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// for (int i = ei.getDataRowNum(); i < ei.getLastDataRowNum(); i++) {
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// Row row = ei.getRow(i);
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// for (int j = 0; j < ei.getLastCellNum(); j++) {
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// Object val = ei.getCellValue(row, j);
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// System.out.print(val+", ");
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// }
|
||||
// System.out.print("\n");
|
||||
// }
|
||||
//
|
||||
// }
|
||||
|
||||
}
|
||||
/**
|
||||
* Copyright (c) 2013-Now http://jeesite.com All rights reserved.
|
||||
*/
|
||||
package com.jeesite.common.utils.excel;
|
||||
|
||||
import java.io.File;
|
||||
import java.io.FileInputStream;
|
||||
import java.io.IOException;
|
||||
import java.io.InputStream;
|
||||
import java.lang.reflect.Field;
|
||||
import java.lang.reflect.Method;
|
||||
import java.text.DecimalFormat;
|
||||
import java.util.Collections;
|
||||
import java.util.Comparator;
|
||||
import java.util.Date;
|
||||
import java.util.List;
|
||||
|
||||
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
|
||||
import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
|
||||
import org.apache.poi.ss.formula.eval.ErrorEval;
|
||||
import org.apache.poi.ss.usermodel.Cell;
|
||||
import org.apache.poi.ss.usermodel.CellValue;
|
||||
import org.apache.poi.ss.usermodel.DateUtil;
|
||||
import org.apache.poi.ss.usermodel.FormulaEvaluator;
|
||||
import org.apache.poi.ss.usermodel.Row;
|
||||
import org.apache.poi.ss.usermodel.Sheet;
|
||||
import org.apache.poi.ss.usermodel.Workbook;
|
||||
import org.apache.poi.xssf.usermodel.XSSFWorkbook;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
import org.springframework.web.multipart.MultipartFile;
|
||||
|
||||
import com.jeesite.common.callback.MethodCallback;
|
||||
import com.jeesite.common.collect.ListUtils;
|
||||
import com.jeesite.common.lang.DateUtils;
|
||||
import com.jeesite.common.lang.ObjectUtils;
|
||||
import com.jeesite.common.lang.StringUtils;
|
||||
import com.jeesite.common.reflect.ReflectUtils;
|
||||
import com.jeesite.common.utils.excel.annotation.ExcelField;
|
||||
import com.jeesite.common.utils.excel.annotation.ExcelField.Type;
|
||||
import com.jeesite.common.utils.excel.annotation.ExcelFields;
|
||||
|
||||
/**
|
||||
* 导入Excel文件（支持“XLS”和“XLSX”格式）
|
||||
* @author ThinkGem
|
||||
* @version 2014-8-19
|
||||
*/
|
||||
public class ExcelImport {
|
||||
|
||||
private static Logger log = LoggerFactory.getLogger(ExcelImport.class);
|
||||
|
||||
/**
|
||||
* 工作薄对象
|
||||
*/
|
||||
private Workbook wb;
|
||||
|
||||
/**
|
||||
* 工作表对象
|
||||
*/
|
||||
private Sheet sheet;
|
||||
|
||||
/**
|
||||
* 标题行数
|
||||
*/
|
||||
private int headerNum;
|
||||
|
||||
/**
|
||||
* 构造函数
|
||||
* @param path 导入文件对象，读取第一个工作表
|
||||
* @throws InvalidFormatException
|
||||
* @throws IOException
|
||||
*/
|
||||
public ExcelImport(File file) throws InvalidFormatException, IOException {
|
||||
this(file, 0, 0);
|
||||
}
|
||||
|
||||
/**
|
||||
* 构造函数
|
||||
* @param path 导入文件对象，读取第一个工作表
|
||||
* @param headerNum 标题行数，数据行号=标题行数+1
|
||||
* @throws InvalidFormatException
|
||||
* @throws IOException
|
||||
*/
|
||||
public ExcelImport(File file, int headerNum)
|
||||
throws InvalidFormatException, IOException {
|
||||
this(file, headerNum, 0);
|
||||
}
|
||||
|
||||
/**
|
||||
* 构造函数
|
||||
* @param path 导入文件对象
|
||||
* @param headerNum 标题行数，数据行号=标题行数+1
|
||||
* @param sheetIndexOrName 工作表编号或名称，从0开始
|
||||
* @throws InvalidFormatException
|
||||
* @throws IOException
|
||||
*/
|
||||
public ExcelImport(File file, int headerNum, Object sheetIndexOrName)
|
||||
throws InvalidFormatException, IOException {
|
||||
this(file.getName(), new FileInputStream(file), headerNum, sheetIndexOrName);
|
||||
}
|
||||
|
||||
/**
|
||||
* 构造函数
|
||||
* @param file 导入文件对象
|
||||
* @param headerNum 标题行数，数据行号=标题行数+1
|
||||
* @param sheetIndexOrName 工作表编号或名称，从0开始
|
||||
* @throws InvalidFormatException
|
||||
* @throws IOException
|
||||
*/
|
||||
public ExcelImport(MultipartFile multipartFile, int headerNum, Object sheetIndexOrName)
|
||||
throws InvalidFormatException, IOException {
|
||||
this(multipartFile.getOriginalFilename(), multipartFile.getInputStream(), headerNum, sheetIndexOrName);
|
||||
}
|
||||
|
||||
/**
|
||||
* 构造函数
|
||||
* @param path 导入文件对象
|
||||
* @param headerNum 标题行数，数据行号=标题行数+1
|
||||
* @param sheetIndexOrName 工作表编号或名称
|
||||
* @throws InvalidFormatException
|
||||
* @throws IOException
|
||||
*/
|
||||
public ExcelImport(String fileName, InputStream is, int headerNum, Object sheetIndexOrName)
|
||||
throws InvalidFormatException, IOException {
|
||||
if (StringUtils.isBlank(fileName)){
|
||||
throw new ExcelException("导入文档为空!");
|
||||
}else if(fileName.toLowerCase().endsWith("xls")){
|
||||
this.wb = new HSSFWorkbook(is);
|
||||
}else if(fileName.toLowerCase().endsWith("xlsx")){
|
||||
this.wb = new XSSFWorkbook(is);
|
||||
}else{
|
||||
throw new ExcelException("文档格式不正确!");
|
||||
}
|
||||
this.setSheet(sheetIndexOrName, headerNum);
|
||||
log.debug("Initialize success.");
|
||||
}
|
||||
|
||||
/**
|
||||
* 添加到 annotationList
|
||||
*/
|
||||
private void addAnnotation(List<Object[]> annotationList, ExcelField ef, Object fOrM, Type type, String... groups){
|
||||
// if (ef != null && (ef.type()==0 || ef.type()==type)){
|
||||
if (ef != null && (ef.type() == Type.ALL || ef.type() == type)){
|
||||
if (groups!=null && groups.length>0){
|
||||
boolean inGroup = false;
|
||||
for (String g : groups){
|
||||
if (inGroup){
|
||||
break;
|
||||
}
|
||||
for (String efg : ef.groups()){
|
||||
if (StringUtils.equals(g, efg)){
|
||||
inGroup = true;
|
||||
annotationList.add(new Object[]{ef, fOrM});
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}else{
|
||||
annotationList.add(new Object[]{ef, fOrM});
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取当前工作薄
|
||||
* @author ThinkGem
|
||||
*/
|
||||
public Workbook getWorkbook() {
|
||||
return wb;
|
||||
}
|
||||
|
||||
/**
|
||||
* 设置当前工作表和标题行数
|
||||
* @author ThinkGem
|
||||
*/
|
||||
public void setSheet(Object sheetIndexOrName, int headerNum) {
|
||||
if (sheetIndexOrName instanceof Integer || sheetIndexOrName instanceof Long){
|
||||
this.sheet = this.wb.getSheetAt(ObjectUtils.toInteger(sheetIndexOrName));
|
||||
}else{
|
||||
this.sheet = this.wb.getSheet(ObjectUtils.toString(sheetIndexOrName));
|
||||
}
|
||||
if (this.sheet == null){
|
||||
throw new ExcelException("没有找到‘"+sheetIndexOrName+"’工作表!");
|
||||
}
|
||||
this.headerNum = headerNum;
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取行对象
|
||||
* @param rownum
|
||||
* @return
|
||||
*/
|
||||
public Row getRow(int rownum){
|
||||
return this.sheet.getRow(rownum);
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取数据行号
|
||||
* @return
|
||||
*/
|
||||
public int getDataRowNum(){
|
||||
return headerNum;
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取最后一个数据行号
|
||||
* @return
|
||||
*/
|
||||
public int getLastDataRowNum(){
|
||||
//return this.sheet.getLastRowNum() + headerNum;
|
||||
return this.sheet.getLastRowNum() + 1;
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取最后一个列号
|
||||
* @return
|
||||
*/
|
||||
public int getLastCellNum(){
|
||||
Row row = this.getRow(headerNum);
|
||||
return row == null ? 0 : row.getLastCellNum();
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取单元格值
|
||||
* @param row 获取的行
|
||||
* @param column 获取单元格列号
|
||||
* @return 单元格值
|
||||
*/
|
||||
public Object getCellValue(Row row, int column){
|
||||
Object val = "";
|
||||
try{
|
||||
Cell cell = row.getCell(column);
|
||||
if (cell != null){
|
||||
if (cell.getCellType() == Cell.CELL_TYPE_NUMERIC){
|
||||
val = new DecimalFormat("0").format(cell.getNumericCellValue());
|
||||
}else if (cell.getCellType() == Cell.CELL_TYPE_STRING){
|
||||
val = cell.getStringCellValue();
|
||||
}else if (cell.getCellType() == Cell.CELL_TYPE_FORMULA){
|
||||
try {
|
||||
val = cell.getStringCellValue();
|
||||
} catch (Exception e) {
|
||||
FormulaEvaluator evaluator = cell.getSheet().getWorkbook()
|
||||
.getCreationHelper().createFormulaEvaluator();
|
||||
evaluator.evaluateFormulaCell(cell);
|
||||
CellValue cellValue = evaluator.evaluate(cell);
|
||||
switch (cellValue.getCellType()) {
|
||||
case Cell.CELL_TYPE_NUMERIC:
|
||||
val = cellValue.getNumberValue();
|
||||
break;
|
||||
case Cell.CELL_TYPE_STRING:
|
||||
val = cellValue.getStringValue();
|
||||
break;
|
||||
case Cell.CELL_TYPE_BOOLEAN:
|
||||
val = cellValue.getBooleanValue();
|
||||
break;
|
||||
case Cell.CELL_TYPE_ERROR:
|
||||
val = ErrorEval.getText(cellValue.getErrorValue());
|
||||
break;
|
||||
default:
|
||||
val = cell.getCellFormula();
|
||||
}
|
||||
}
|
||||
}else if (cell.getCellType() == Cell.CELL_TYPE_BOOLEAN){
|
||||
val = cell.getBooleanCellValue();
|
||||
}else if (cell.getCellType() == Cell.CELL_TYPE_ERROR){
|
||||
val = cell.getErrorCellValue();
|
||||
}
|
||||
}
|
||||
}catch (Exception e) {
|
||||
return val;
|
||||
}
|
||||
return val;
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取导入数据列表
|
||||
* @param cls 导入对象类型
|
||||
* @param groups 导入分组
|
||||
*/
|
||||
public <E> List<E> getDataList(Class<E> cls, String... groups) throws InstantiationException, IllegalAccessException{
|
||||
return getDataList(cls, false, groups);
|
||||
}
|
||||
|
||||
/**
|
||||
* 获取导入数据列表
|
||||
* @param cls 导入对象类型
|
||||
* @param isThrowException 遇见错误是否抛出异常
|
||||
* @param groups 导入分组
|
||||
*/
|
||||
public <E> List<E> getDataList(Class<E> cls, final boolean isThrowException, String... groups) throws InstantiationException, IllegalAccessException{
|
||||
return getDataList(cls, new MethodCallback() {
|
||||
@Override
|
||||
public Object execute(Object... params) {
|
||||
if (isThrowException){
|
||||
Exception ex = (Exception)params[0];
|
||||
int rowNum = (int)params[1];
|
||||
int columnNum = (int)params[2];
|
||||
throw new ExcelException("Get cell value ["+rowNum+","+columnNum+"]", ex);
|
||||
}
|
||||
return null;
|
||||
}
|
||||
}, groups);
|
||||
}
|
||||
/**
|
||||
* 获取导入数据列表
|
||||
* @param cls 导入对象类型
|
||||
* @param isThrowException 遇见错误是否抛出异常
|
||||
* @param groups 导入分组
|
||||
*/
|
||||
public <E> List<E> getDataList(Class<E> cls, MethodCallback exceptionCallback, String... groups) throws InstantiationException, IllegalAccessException{
|
||||
List<Object[]> annotationList = ListUtils.newArrayList();
|
||||
// Get annotation field
|
||||
Field[] fs = cls.getDeclaredFields();
|
||||
for (Field f : fs){
|
||||
ExcelFields efs = f.getAnnotation(ExcelFields.class);
|
||||
if (efs != null && efs.value() != null){
|
||||
for (ExcelField ef : efs.value()){
|
||||
addAnnotation(annotationList, ef, f, Type.IMPORT, groups);
|
||||
}
|
||||
}
|
||||
ExcelField ef = f.getAnnotation(ExcelField.class);
|
||||
addAnnotation(annotationList, ef, f, Type.IMPORT, groups);
|
||||
}
|
||||
// Get annotation method
|
||||
Method[] ms = cls.getDeclaredMethods();
|
||||
for (Method m : ms){
|
||||
ExcelFields efs = m.getAnnotation(ExcelFields.class);
|
||||
if (efs != null && efs.value() != null){
|
||||
for (ExcelField ef : efs.value()){
|
||||
addAnnotation(annotationList, ef, m, Type.IMPORT, groups);
|
||||
}
|
||||
}
|
||||
ExcelField ef = m.getAnnotation(ExcelField.class);
|
||||
addAnnotation(annotationList, ef, m, Type.IMPORT, groups);
|
||||
}
|
||||
// Field sorting
|
||||
Collections.sort(annotationList, new Comparator<Object[]>() {
|
||||
@Override
|
||||
public int compare(Object[] o1, Object[] o2) {
|
||||
return new Integer(((ExcelField)o1[0]).sort()).compareTo(
|
||||
new Integer(((ExcelField)o2[0]).sort()));
|
||||
};
|
||||
});
|
||||
//log.debug("Import column count:"+annotationList.size());
|
||||
// Get excel data
|
||||
List<E> dataList = ListUtils.newArrayList();
|
||||
for (int i = this.getDataRowNum(); i < this.getLastDataRowNum(); i++) {
|
||||
E e = (E)cls.newInstance();
|
||||
Row row = this.getRow(i);
|
||||
StringBuilder sb = new StringBuilder();
|
||||
for (int j = 0; j < annotationList.size(); j++){//Object[] os : annotationList){
|
||||
Object[] os = annotationList.get(j);
|
||||
ExcelField ef = (ExcelField)os[0];
|
||||
int column = (ef.column() != -1) ? ef.column() : j;
|
||||
Object val = this.getCellValue(row, column);
|
||||
if (val != null){
|
||||
// If is dict type, get dict value
|
||||
if (StringUtils.isNotBlank(ef.dictType())){
|
||||
try{
|
||||
Class<?> dictUtils = Class.forName("com.jeesite.modules.sys.utils.DictUtils");
|
||||
val = dictUtils.getMethod("getDictValue", String.class, String.class,
|
||||
String.class).invoke(null, val.toString(), ef.dictType(), "");
|
||||
} catch (Exception ex) {
|
||||
log.info("Get cell value ["+i+","+column+"] error: " + ex.toString());
|
||||
val = null;
|
||||
}
|
||||
//val = DictUtils.getDictValue(val.toString(), ef.dictType(), "");
|
||||
//log.debug("Dictionary type value: ["+i+","+colunm+"] " + val);
|
||||
}
|
||||
// Get param type and type cast
|
||||
Class<?> valType = Class.class;
|
||||
if (os[1] instanceof Field){
|
||||
valType = ((Field)os[1]).getType();
|
||||
}else if (os[1] instanceof Method){
|
||||
Method method = ((Method)os[1]);
|
||||
if ("get".equals(method.getName().substring(0, 3))){
|
||||
valType = method.getReturnType();
|
||||
}else if("set".equals(method.getName().substring(0, 3))){
|
||||
valType = ((Method)os[1]).getParameterTypes()[0];
|
||||
}
|
||||
}
|
||||
//log.debug("Import value type: ["+i+","+column+"] " + valType);
|
||||
try {
|
||||
if (valType == String.class){
|
||||
String s = String.valueOf(val.toString());
|
||||
if(StringUtils.endsWith(s, ".0")){
|
||||
val = StringUtils.substringBefore(s, ".0");
|
||||
}else{
|
||||
val = String.valueOf(val.toString());
|
||||
}
|
||||
}else if (valType == Integer.class){
|
||||
val = Double.valueOf(val.toString()).intValue();
|
||||
}else if (valType == Long.class){
|
||||
val = Double.valueOf(val.toString()).longValue();
|
||||
}else if (valType == Double.class){
|
||||
val = Double.valueOf(val.toString());
|
||||
}else if (valType == Float.class){
|
||||
val = Float.valueOf(val.toString());
|
||||
}else if (valType == Date.class){
|
||||
if (val instanceof String){
|
||||
val = DateUtils.parseDate(val);
|
||||
}else{
|
||||
// POI Excel 日期格式转换
|
||||
val = DateUtil.getJavaDate((Double)val);
|
||||
}
|
||||
}else{
|
||||
if (ef.fieldType() != Class.class){
|
||||
val = ef.fieldType().getMethod("getValue", String.class).invoke(null, val.toString());
|
||||
}else{
|
||||
val = Class.forName(this.getClass().getName().replaceAll(this.getClass().getSimpleName(),
|
||||
"fieldtype."+valType.getSimpleName()+"Type")).getMethod("getValue", String.class).invoke(null, val.toString());
|
||||
}
|
||||
}
|
||||
} catch (Exception ex) {
|
||||
log.info("Get cell value ["+i+","+column+"] error: " + ex.toString());
|
||||
val = null;
|
||||
// 参数：Exception ex, int rowNum, int columnNum
|
||||
exceptionCallback.execute(ex, i, column);
|
||||
}
|
||||
// set entity value
|
||||
if (os[1] instanceof Field){
|
||||
ReflectUtils.invokeSetter(e, ((Field)os[1]).getName(), val);
|
||||
}else if (os[1] instanceof Method){
|
||||
String mthodName = ((Method)os[1]).getName();
|
||||
if ("get".equals(mthodName.substring(0, 3))){
|
||||
mthodName = "set"+StringUtils.substringAfter(mthodName, "get");
|
||||
}
|
||||
ReflectUtils.invokeMethod(e, mthodName, new Class[] {valType}, new Object[] {val});
|
||||
}
|
||||
}
|
||||
sb.append(val+", ");
|
||||
}
|
||||
dataList.add(e);
|
||||
log.debug("Read success: ["+i+"] "+sb.toString());
|
||||
}
|
||||
return dataList;
|
||||
}
|
||||
|
||||
// /**
|
||||
// * 导入测试
|
||||
// */
|
||||
// public static void main(String[] args) throws Throwable {
|
||||
//
|
||||
// ImportExcel ei = new ImportExcel("target/export.xlsx", 1);
|
||||
//
|
||||
// for (int i = ei.getDataRowNum(); i < ei.getLastDataRowNum(); i++) {
|
||||
// Row row = ei.getRow(i);
|
||||
// for (int j = 0; j < ei.getLastCellNum(); j++) {
|
||||
// Object val = ei.getCellValue(row, j);
|
||||
// System.out.print(val+", ");
|
||||
// }
|
||||
// System.out.print("\n");
|
||||
// }
|
||||
//
|
||||
// }
|
||||
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user