POI-EXCEL

标签: POI EXCEL

java 代码

package com.tkqd.util.poi;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import org.apache.log4j.Logger;
import org.apache.poi.hssf.usermodel.HSSFCell;
import org.apache.poi.hssf.usermodel.HSSFRow;
import org.apache.poi.hssf.usermodel.HSSFSheet;
import org.apache.poi.hssf.usermodel.HSSFWorkbook;
import org.apache.poi.hssf.util.HSSFCellUtil;
import org.apache.poi.ss.usermodel.CellStyle;
import org.apache.poi.ss.usermodel.Font;
import org.apache.poi.ss.util.CellRangeAddress;
/**
* 描述：Excel写操作帮助类
* @author ALEX
* @since 2010-11-24
* @version 1.0v
*/
public class ExcelUtil {
private static final Logger log=Logger.getLogger(ExcelUtil.class);
/**
* 功能：将HSSFWorkbook写入Excel文件
* @param wb HSSFWorkbook
* @param absPath 写入文件的相对路径
* @param wbName 文件名
*/
public static void writeWorkbook(HSSFWorkbook wb,String fileName){
FileOutputStream fos=null;
try {
fos=new FileOutputStream(fileName);
wb.write(fos);
} catch (FileNotFoundException e) {
log.error(new StringBuffer("[").append(e.getMessage()).append("]").append(e.getCause()));
} catch (IOException e) {
log.error(new StringBuffer("[").append(e.getMessage()).append("]").append(e.getCause()));
} finally{
try {
if(fos!=null){
fos.close();
}
} catch (IOException e) {
log.error(new StringBuffer("[").append(e.getMessage()).append("]").append(e.getCause()));
}
}
}
/**
* 功能：创建HSSFSheet工作簿
* @param wb HSSFWorkbook
* @param sheetName String
* @return HSSFSheet
*/
public static HSSFSheet createSheet(HSSFWorkbook wb,String sheetName){
HSSFSheet sheet=wb.createSheet(sheetName);
sheet.setDefaultColumnWidth(12);
sheet.setGridsPrinted(false);
sheet.setDisplayGridlines(false);
return sheet;
}
/**
* 功能：创建HSSFRow
* @param sheet HSSFSheet
* @param rowNum int
* @param height int
* @return HSSFRow
*/
public static HSSFRow createRow(HSSFSheet sheet,int rowNum,int height){
HSSFRow row=sheet.createRow(rowNum);
row.setHeight((short)height);
return row;
}
/**
* 功能：创建CellStyle样式
* @param wb HSSFWorkbook
* @param backgroundColor 背景色
* @param foregroundColor 前置色
* @param font 字体
* @return CellStyle
*/
public static CellStyle createCellStyle(HSSFWorkbook wb,short backgroundColor,short foregroundColor,short halign,Font font){
CellStyle cs=wb.createCellStyle();
cs.setAlignment(halign);
cs.setVerticalAlignment(CellStyle.VERTICAL_CENTER);
cs.setFillBackgroundColor(backgroundColor);
cs.setFillForegroundColor(foregroundColor);
cs.setFillPattern(CellStyle.SOLID_FOREGROUND);
cs.setFont(font);
return cs;
}
/**
* 功能：创建带边框的CellStyle样式
* @param wb HSSFWorkbook
* @param backgroundColor 背景色
* @param foregroundColor 前置色
* @param font 字体
* @return CellStyle
*/
public static CellStyle createBorderCellStyle(HSSFWorkbook wb,short backgroundColor,short foregroundColor,short halign,Font font){
CellStyle cs=wb.createCellStyle();
cs.setAlignment(halign);
cs.setVerticalAlignment(CellStyle.VERTICAL_CENTER);
cs.setFillBackgroundColor(backgroundColor);
cs.setFillForegroundColor(foregroundColor);
cs.setFillPattern(CellStyle.SOLID_FOREGROUND);
cs.setFont(font);
cs.setBorderLeft(CellStyle.BORDER_DASHED);
cs.setBorderRight(CellStyle.BORDER_DASHED);
cs.setBorderTop(CellStyle.BORDER_DASHED);
cs.setBorderBottom(CellStyle.BORDER_DASHED);
return cs;
}
/**
* 功能：创建CELL
* @param row HSSFRow
* @param cellNum int
* @param style HSSFStyle
* @return HSSFCell
*/
public static HSSFCell createCell(HSSFRow row,int cellNum,CellStyle style){
HSSFCell cell=row.createCell(cellNum);
cell.setCellStyle(style);
return cell;
}
/**
* 功能：合并单元格
* @param sheet HSSFSheet
* @param firstRow int
* @param lastRow int
* @param firstColumn int
* @param lastColumn int
* @return int 合并区域号码
*/
public static int mergeCell(HSSFSheet sheet,int firstRow,int lastRow,int firstColumn,int lastColumn){
return sheet.addMergedRegion(new CellRangeAddress(firstRow,lastRow,firstColumn,lastColumn));
}
/**
* 功能：创建字体
* @param wb HSSFWorkbook
* @param boldweight short
* @param color short
* @return Font
*/
public static Font createFont(HSSFWorkbook wb,short boldweight,short color,short size){
Font font=wb.createFont();
font.setBoldweight(boldweight);
font.setColor(color);
font.setFontHeightInPoints(size);
return font;
}
/**
* 设置合并单元格的边框样式
* @param sheet HSSFSheet
* @param ca CellRangAddress
* @param style CellStyle
*/
public static void setRegionStyle(HSSFSheet sheet, CellRangeAddress ca,CellStyle style) {
for (int i = ca.getFirstRow(); i <= ca.getLastRow(); i++) {
HSSFRow row = HSSFCellUtil.getRow(i, sheet);
for (int j = ca.getFirstColumn(); j <= ca.getLastColumn(); j++) {
HSSFCell cell = HSSFCellUtil.getCell(row, j);
cell.setCellStyle(style);
}
}
}
}