import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
import java.util.zip.ZipEntry;
import java.util.zip.ZipException;
import java.util.zip.ZipFile;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
import android.util.Log;
import android.util.Xml;
import jxl.Sheet;
import jxl.Workbook;
import jxl.write.Label;
import jxl.write.WritableSheet;
import jxl.write.WritableWorkbook;
public class ExcelUtil {
private final static String TAG = "ExcelUtil";
public static List<List<Object>> read(String file_name) {
String extension = file_name.lastIndexOf(".") == -1 ? "" : file_name
.substring(file_name.lastIndexOf(".") + 1);
if ("xls".equals(extension)) {// 2003
Log.d(TAG, "read2003XLS, extension:" + extension);
return read2003XLS(file_name);
} else if ("xlsx".equals(extension)) {
Log.d(TAG, "read2007XLSX, extension:" + extension);
return read2007XLSX(file_name);
} else {
Log.d(TAG, "不支持的文件类型, extension:" + extension);
return null;
}
}
public static List<List<Object>> read2003XLS(String path) {
List<List<Object>> dataList = new ArrayList<List<Object>>();
try {
Workbook book = Workbook.getWorkbook(new File(path));
// book.getNumberOfSheets(); //获取sheet页的数目
// 获得第一个工作表对象
Sheet sheet = book.getSheet(0);
int Rows = sheet.getRows();
int Cols = sheet.getColumns();
Log.d(TAG, "当前工作表的名字:" + sheet.getName());
Log.d(TAG, "总行数:" + Rows + ", 总列数:" + Cols);
List<Object> objList = new ArrayList<Object>();
String val = null;
for (int i = 0; i < Rows; i++) {
boolean null_row = true;
for (int j = 0; j < Cols; j++) {
// getCell(Col,Row)获得单元格的值,注意getCell格式是先列后行,不是常见的先行后列
Log.d(TAG, (sheet.getCell(j, i)).getContents() + "\t");
val = (sheet.getCell(j, i)).getContents();
if (val == null || val.equals("")) {
val = "null";
} else {
null_row = false;
}
objList.add(val);
}
Log.d(TAG, "\n");
if (null_row != true) {
dataList.add(objList);
null_row = true;
}
objList = new ArrayList<Object>();
}
book.close();
} catch (Exception e) {
Log.d(TAG, e.getMessage());
}
return dataList;
}
public static List<List<Object>> read2007XLSX(String path) {
List<List<Object>> dataList = new ArrayList<List<Object>>();
String str_c = "";
String v = null;
boolean flat = false;
List<String> ls = new ArrayList<String>();
try {
ZipFile xlsxFile = new ZipFile(new File(path));
ZipEntry sharedStringXML = xlsxFile.getEntry("xl/sharedStrings.xml");
if (sharedStringXML == null) {
Log.d(TAG, "空文件:" + path);
return dataList;
}
InputStream inputStream = xlsxFile.getInputStream(sharedStringXML);
XmlPullParser xmlParser = Xml.newPullParser();
xmlParser.setInput(inputStream, "utf-8");
int evtType = xmlParser.getEventType();
while (evtType != XmlPullParser.END_DOCUMENT) {
switch (evtType) {
case XmlPullParser.START_TAG:
String tag = xmlParser.getName();
if (tag.equalsIgnoreCase("t")) {
ls.add(xmlParser.nextText());
}
break;
case XmlPullParser.END_TAG:
break;
default:
break;
}
evtType = xmlParser.next();
}
ZipEntry sheetXML = xlsxFile.getEntry("xl/worksheets/sheet1.xml");
InputStream inputStreamsheet = xlsxFile.getInputStream(sheetXML);
XmlPullParser xmlParsersheet = Xml.newPullParser();
xmlParsersheet.setInput(inputStreamsheet, "utf-8");
int evtTypesheet = xmlParsersheet.getEventType();
List<Object> objList = new ArrayList<Object>();
String val = null;
boolean null_row = true;
while (evtTypesheet != XmlPullParser.END_DOCUMENT) {
switch (evtTypesheet) {
case XmlPullParser.START_TAG:
String tag = xmlParsersheet.getName();
if (tag.equalsIgnoreCase("row")) {
} else if (tag.equalsIgnoreCase("c")) {
String t = xmlParsersheet.getAttributeValue(null, "t");
if (t != null) {
flat = true; // 字符串型
// Log.d(TAG, flat + "有");
} else { // 非字符串型,可能是整型
// Log.d(TAG, flat + "没有");
flat = false;
}
} else if (tag.equalsIgnoreCase("v")) {
v = xmlParsersheet.nextText();
if (v != null) {
if (flat) {
str_c += ls.get(Integer.parseInt(v)) + " ";
val = ls.get(Integer.parseInt(v));
null_row = false;
} else {
str_c += v + " ";
val = v;
}
objList.add(val);
}
}
break;
case XmlPullParser.END_TAG:
if (xmlParsersheet.getName().equalsIgnoreCase("row") && v != null) {
str_c += "\n";
if (null_row != true) {
dataList.add(objList);
null_row = true;
}
objList = new ArrayList<Object>();
}
break;
}
evtTypesheet = xmlParsersheet.next();
}
Log.d(TAG, str_c);
} catch (ZipException e) {
e.printStackTrace();
} catch (IOException e) {
e.printStackTrace();
} catch (XmlPullParserException e) {
e.printStackTrace();
}
if (str_c == null) {
str_c = "解析文件出现问题";
Log.d(TAG, str_c);
}
return dataList;
}
public static int writeExcel(String file_name, List<List<Object>> data_list) {
try {
WritableWorkbook book = Workbook.createWorkbook(new File(file_name));
WritableSheet sheet1 = book.createSheet("sheet1", 0);
for (int i = 0; i < data_list.size(); i++) {
List<Object> obj_list = data_list.get(i);
for (int j = 0; j < obj_list.size(); j++) {
Label label = new Label(j, i, obj_list.get(j).toString());
sheet1.addCell(label);
}
}
book.write();
book.close();
} catch (Exception e) {
e.printStackTrace();
return -1;
}
return 0;
}
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