expdataagent.java

运用java语言直接对excel表格进行处理 java

package bookselection;

import jade.core.Agent;
import jade.domain.DFService;
import jade.domain.FIPAException;
import jade.domain.FIPAAgentManagement.DFAgentDescription;
import jade.domain.FIPAAgentManagement.ServiceDescription;

import java.io.FileInputStream;
import java.io.FileOutputStream; 
import java.sql.SQLException;
import java.text.DecimalFormat; 

import javax.swing.JOptionPane;

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; 


public class ExpDataAgent extends Agent{
	jdbcConn oc;
	result r;
	public static String outputFile = "e:\\订单.xls"; 
	 public void CreateExcel() {
		  try {
			  HSSFCell cell = null;
			  
		   // 创建新的Excel 工作簿
		   HSSFWorkbook workbook = new HSSFWorkbook();
		   // 在Excel工作簿中建一工作表，其名为缺省值
		   // 如要新建一名为"效益指标"的工作表，其语句为：
		    HSSFSheet sheet = workbook.createSheet("订单");
//		   HSSFSheet sheet = workbook.createSheet();
		   // 在索引0的位置创建行（最顶端的行）
		   HSSFRow row = sheet.createRow((short) 0);
		   //在索引0的位置创建单元格（左上端）
//		   HSSFCell cell = row.createCell((short) 0);
		   // 定义单元格为字符串类型
//		   cell.setCellType(HSSFCell.CELL_TYPE_STRING);
		   // 在单元格中输入一些内容
		   
		   oc=new jdbcConn();
		   r=new result();
		   int j=0;
//		   HSSFRow row = sheet.createRow((short) 0);
		   for(int i=0;i<3;i++)
		   {
			   if(i==0)
			   {
				   cell = row.createCell((short) (i));   
	               cell.setCellType(HSSFCell.CELL_TYPE_STRING); 
				   cell.setCellValue("ISBN");
			   }
			   else if(i==1) 
				   {
				   cell = row.createCell((short) (i));   
	               cell.setCellType(HSSFCell.CELL_TYPE_STRING); 
				   cell.setCellValue("书名"); 
				   }
			   else if(i==2) 
				   {
				   cell = row.createCell((short) (i));   
	               cell.setCellType(HSSFCell.CELL_TYPE_STRING); 
				   cell.setCellValue("结果"); 
				   
				   }
		   }
		   j++;
		   try
           {
 	         
      		 String Sql="SELECT * FROM result ";
	            
	                if(oc.query(oc.con(), Sql))
	                 {
	                        //System.out.println("启动加工系统...");
	                        //MachineStateFrame.MillingBufferState.setText("启动加工系统...");
	                	oc.rs.beforeFirst();
//                      oc.rs.next();
	                	while(oc.rs.next())
	                	{
	                		
	                		 row = sheet.createRow((short) (j++));
	                		
	                		for (int i = 0; i <3; i++) {
	                			
	                		if(i==0)
	                		{
	        	                cell = row.createCell((short) (i));   
	        	                cell.setCellType(HSSFCell.CELL_TYPE_STRING);   
	        	                cell.setCellValue(oc.rs.getString("ISBN"));  
	        	                
	                		}
	                		else if(i==1)
	                		{
	                			cell = row.createCell((short) (i));   
	        	                cell.setCellType(HSSFCell.CELL_TYPE_STRING);   
	        	                cell.setCellValue(oc.rs.getString("书名"));  
	                		}
	                		else if(i==2)
	                		{
	                			cell = row.createCell((short) (i));   
	        	                cell.setCellType(HSSFCell.CELL_TYPE_STRING);   
	        	                cell.setCellValue(oc.rs.getString("结果"));  
	                		}
	        	            }   
//	                		
	                	}
	                 }
	                	else{
                     System.out.println("没有要处理的结果记录！");
//                     
                  }  

     } catch (SQLException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
     } 
     oc.closeMe();

//		   cell.setCellValue("sweater");
		   // 新建一输出文件流
		   FileOutputStream fOut = new FileOutputStream(outputFile);
		   // 把相应的Excel 工作簿存盘
		   workbook.write(fOut);
		   fOut.flush();
		   // 操作结束，关闭文件
		   fOut.close();
		   System.out.println("文件生成..."); 
		   JOptionPane.showMessageDialog(null,"生成订单!");
		  } catch (Exception e) {
		   System.out.println("已运行 xlCreate() : " + e);
		  }
		 } 
	
	
	protected  void setup() {
		 System.out.println("Hello! ExpData-agent "+getAID().getName()+" is ready.");
	      DFAgentDescription dfd = new DFAgentDescription();
	      dfd.setName(getAID());
	      ServiceDescription sd = new ServiceDescription();
	      sd.setType("ExpData");
	      sd.setName("JADE-book-selection");
	      dfd.addServices(sd);
	      try {
	             DFService.register(this, dfd);
	          }
	      catch (FIPAException fe) {
	        fe.printStackTrace();
	      }
//		  myGui = new entryGui(this);
//		  myGui.show();
//			  POItest poi = new POItest();
			  ExpDataAgent poi =new ExpDataAgent();
			  //poi.CreateExcel();
			  poi.CreateExcel(); 
			 }
}