OAF_文件系列11_实现OAF读写Excel包JXL和POI的区别

    /** 
     *  
     */  
    package com.vteam.mul;  
      
    import java.io.File;  
    import java.io.FileNotFoundException;  
    import java.io.FileOutputStream;  
    import java.io.IOException;  
      
    import jxl.Workbook;  
    import jxl.write.Label;  
    import jxl.write.WritableSheet;  
    import jxl.write.WritableWorkbook;  
    import jxl.write.WriteException;  
    import jxl.write.biff.RowsExceededException;  
      
    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;  
      
    /** 
     * @作者 Jarvis 
     * @创建日期 Dec 2, 2009 
     * @功能 测试POI JXL写入效率 
     */  
      
    public class Testpj {  
        public int leng = 6000 ;//控制数据量大小  
        public int sheet = 2 ; //控制sheet创建个数  
        public void createPOI(){  
            try {         
                // 创建新的Excel 工作簿  
                HSSFWorkbook newbook = new HSSFWorkbook();  
                int j = 0;  
                while(j < sheet){ //控制sheet创建个数  
                    HSSFSheet sheet = newbook.createSheet("test"+j);  
                    HSSFRow row = null ;//行索引  
                    HSSFCell cell1 = null ;//列索引  
                    HSSFCell cell2 = null ;//列索引  
                    for(int i = 0 ; i < leng ; i ++){  
                        row = sheet.createRow(i) ;  
                        cell1 = row.createCell(0);//列索引  
                        cell2 = row.createCell(1);//列索引  
                        if(cell1 == null){  
                            System.out.println("cell1 null ");  
                        }  
                        cell1.setCellType(HSSFCell.CELL_TYPE_STRING);// 定义单元格为字符串类型           
                        cell1.setCellValue("A数据POI"+i);// 在单元格中输入一些内容  
                        cell2.setCellType(HSSFCell.CELL_TYPE_STRING);// 定义单元格为字符串类型           
                        cell2.setCellValue("B数据POI"+1);// 在单元格中输入一些内容  
      
                    }  
                    j++ ;  
                }  
                // 新建一输出文件流  
                FileOutputStream fp = new FileOutputStream("E:/poi.xls");             
                newbook.write(fp);// 把相应的Excel 工作簿存盘  
                fp.flush();           
                fp.close();// 操作结束，关闭文件  
            } catch (FileNotFoundException e) {  
                // TODO Auto-generated catch block  
                e.printStackTrace();  
            } catch (IOException e) {  
                // TODO Auto-generated catch block  
                e.printStackTrace();  
            }  
      
        }  
        public void createJXL(){      
            try {  
                //    打开文件       
                WritableWorkbook book = Workbook.createWorkbook( new  File("E:/jxl.xls "));  
                int j = 0 ;  
                while(j < sheet){ //控制sheet创建个数  
                    WritableSheet sheet  =  book.createSheet("test"+j ,0);  
                    Label label1 = null ;  
                    Label label2 = null ;  
                    for(int i = 0 ; i < leng ;i ++){  
                        label1  =   new  Label(0,i,"A数据jxl"+i ); //第一个参数是列索引 第二个是行索引  
                        label2  =   new  Label(1,i,"A数据jxl"+i );              
                        sheet.addCell(label1);    //  将定义好的单元格添加到工作表中       
                        sheet.addCell(label2);                
                    }  
                    j++ ;  
                }         
                book.write();  
                book.close();  
            } catch (IOException e) {  
                // TODO Auto-generated catch block  
                e.printStackTrace();  
            } catch (RowsExceededException e) {  
                // TODO Auto-generated catch block  
                e.printStackTrace();  
            } catch (WriteException e) {  
                // TODO Auto-generated catch block  
                e.printStackTrace();  
            }      
        }  
        public static void main(String[] args) {  
            long s = System.currentTimeMillis();  
            Testpj t = new Testpj();  
            t.createPOI();  
            t.createJXL();  
            long e = System.currentTimeMillis();  
            System.out.println("写入耗时："+(e-s));  
        }  
      
    }