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// ´´½¨Excel
    String destFileName = tableName + ".xls";//ÎļþÃû
    response.setContentType("application/vnd.ms-excel");
    response.setHeader("Content-Disposition", "attachment; filename=".concat(String .valueOf(destFileName)));
    
WorkbookSettings wbs = new WorkbookSettings();
    WritableWorkbook w = Workbook.createWorkbook(response .getOutputStream(), wbs);//´ò¿ªÎļþ
    jxl.write.WritableSheet ws = w.createSheet("sheet0", 0);// // Éú³ÉÃûΪ“sheet0”µÄ¹¤×÷±í£¬²ÎÊý0±íʾÕâÊǵÚÒ»Ò³   
   // ÔÚLabel¶ÔÏóµÄ¹¹Ôì×ÓÖÐÖ¸Ãûµ¥Ôª¸ñλÖÃÊǵÚÒ»ÁеÚÒ»ÐÐ(0,0)
   // ÒÔ¼°µ¥Ôª¸ñÄÚÈÝΪtest
   Label label = new Label(0, 0, "test123");
  
   // ½«¶¨ÒåºÃµÄµ¥Ôª¸ñÌí¼Óµ½¹¤×÷±íÖÐ
   sheet.addCell(label);
    // ×ÖÌåÉèÖÃ
    WritableFont font = new WritableFont(WritableFont.createFont("¿¬Ìå_GB2312"), 12, WritableFont.BOLD);
    WritableCellFormat format = new WritableCellFormat(font);
    format.setBackground(jxl.format.Colour.GRAY_25);
    format.setLocked(false);//µ¥Ôª¸ñËø¶¨
    format.setBorder(jxl.format.Border.ALL,
      jxl.format.BorderLineStyle.getStyle(1));
    format.setWrap(true);//ÉèÖÃ×Ô¶¯»»ÐÐ
    // ×ÖÌåÉèÖýáÊø
  // µ¥Ôª¸ñÉèÖÃÄÚÈÝ£¨ÒÔϱíʾ£¬µÚiÁУ¬µÚ1ÐУ©
·½Ê½1£º 
   ExcelUtil.makeCellData(ws, i, 0, (String) map.get("BTF_TITLE"), ExcelUtil.LABEL_ALIGN_LEFT,ExcelUtil.BORDER_LINE_ALL, null, ExcelUtil.CELL_TYPE_LABEL,jxl.format.Colour.GRAY_25);
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     ws.addCell(new Label(i, 0, (String) map.get("BTF_TITLE"), format));
//×îºóдÎļþ£¬¹Ø±Õ
  w.write();
  w.close();
//º


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public class Hello{
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java.lang.OutOfMemoryError: Java heap space

 
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Exception in thread "main" java.lang.OutOfMemoryError:
Java heap space
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import sys
print sys.argv
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JAVA SQLSERVERÊý¾Ý¿âÁ¬½Ó

 package cn.ctgu.edu.ac;
import java.sql.*;
public class test {
 /**
  * @param args
  */
 public static void main(String[] args) {
  // TODO Auto-generated method stub
  String url="jdbc:sqlserver://localhost:1433;Database=ÍøÉÏÊéµê¹ÜÀíϵͳ;integr ......
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