excelhttp://www.cnblogs.com/caoyuanzhanlang/p/3591904.html
package lsc.util;
import java.io.File;
import java.io.FileOutputStream;
import org.apache.poi.hssf.util.HSSFColor;
import org.apache.poi.ss.usermodel.Cell;
import org.apache.poi.ss.usermodel.CellStyle;
import org.apache.poi.ss.usermodel.Font;
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;
/**
*
* 〈一句话功能简述〉<br>
* 〈功能详细描述〉创建Excel
*
* @author shichang.liu
* @date 2017年3月14日上午9:59:09
* @see [相关类/方法]（可选）
* @since [产品/模块版本] （可选）
*/
public class ExcelUtil {
private static String excelPath = "C:/Users/Hunteron/Downloads/data.xlsx";
public static void main(String[] args) throws Exception {
createExcelFile();
}
public static boolean createExcelFile() {
boolean isCreateSuccess = false;
Workbook workbook = null;
try {
workbook = new XSSFWorkbook();
} catch (Exception e) {
System.out.println("It cause Error on CREATING excel workbook: ");
e.printStackTrace();
}
if (workbook != null) {
Sheet sheet = workbook.createSheet("testdata");
Row row0 = sheet.createRow(0);
for (int i = 0; i < 11; i++) {
Cell cell_1 = row0.createCell(i, Cell.CELL_TYPE_STRING);
CellStyle style = getStyle(workbook);
cell_1.setCellStyle(style);
cell_1.setCellValue("HELLO" + i + "Column");
sheet.autoSizeColumn(i);
}
for (int rowNum = 1; rowNum < 200; rowNum++) {
Row row = sheet.createRow(rowNum);
for (int i = 0; i < 11; i++) {
Cell cell = row.createCell(i, Cell.CELL_TYPE_STRING);
cell.setCellValue("cell" + String.valueOf(rowNum + 1) + String.valueOf(i + 1));
}
}
try {
FileOutputStream outputStream = new FileOutputStream(excelPath);
workbook.write(outputStream);
outputStream.flush();
outputStream.close();
isCreateSuccess = true;
} catch (Exception e) {
System.out.println("It cause Error on WRITTING excel workbook: ");
e.printStackTrace();
}
}
File sss = new File(excelPath);
System.out.println(sss.getAbsolutePath());
return isCreateSuccess;
}
private static CellStyle getStyle(Workbook workbook) {
CellStyle style = workbook.createCellStyle();
style.setAlignment(CellStyle.ALIGN_CENTER);
style.setVerticalAlignment(CellStyle.VERTICAL_CENTER);
// 设置单元格字体
Font headerFont = workbook.createFont(); // 字体
headerFont.setFontHeightInPoints((short) 14);
headerFont.setColor(HSSFColor.RED.index);
headerFont.setFontName("宋体");
style.setFont(headerFont);
style.setWrapText(true);
// 设置单元格边框及颜色
style.setBorderBottom((short) 1);
style.setBorderLeft((short) 1);
style.setBorderRight((short) 1);
style.setBorderTop((short) 1);
style.setWrapText(true);
return style;
}
}
