Bonjour,

J'ai actuellement une JSP (avec du java (je sais c'est mal mais pas le choix)) pour extraire des données et les exporter en excel

voici mon code

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    HSSFWorkbook wb = new HSSFWorkbook();
    HSSFSheet sheet = wb.createSheet(trigramme_BAT+" (requête sur serveur Bord)");
 
    ArrayList utilisateurs = maintenance.listerUtilisateur();
    ArrayList feuille = null;
    Groupe groupe = null;
 
    HSSFRow header = sheet.createRow((short)0);
	header.setHeight((short) 0x350);
 
	sheet.addMergedRegion(new Region(( short ) 0, ( short ) 0, ( short ) 0, ( short ) 1));
	sheet.addMergedRegion(new Region(( short ) 0, ( short ) 2, ( short ) 0, ( short ) 5));
	sheet.addMergedRegion(new Region(( short ) 0, ( short ) 7, ( short ) 0, ( short ) 8));
 
	 Calendar calendar = Calendar.getInstance();// date du jour
	 int year = calendar.get(Calendar.YEAR);
 
	SimpleDateFormat formater = new SimpleDateFormat("dd/MM/yyyy");
 
	HSSFPalette palette = wb.getCustomPalette();
	palette.setColorAtIndex(HSSFColor.BLUE.index,(byte) 141, (byte) 180,(byte) 226);
	palette.setColorAtIndex(HSSFColor.LAVENDER.index,(byte) 217, (byte) 217,(byte) 217);
 
	// Style header Font 
	HSSFFont hSSFFont = wb.createFont();
	hSSFFont.setFontName(HSSFFont.FONT_ARIAL);
    hSSFFont.setFontHeightInPoints((short) 16);
    hSSFFont.setBoldweight(HSSFFont.BOLDWEIGHT_BOLD);
 
	// Style red Style 
	HSSFCellStyle cellStyleRed = wb.createCellStyle();
	cellStyleRed.setFillForegroundColor(HSSFColor.RED.index);
	cellStyleRed.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);
	cellStyleRed.setBorderTop((short) 1); 
	cellStyleRed.setBorderBottom((short) 1); 
	cellStyleRed.setBorderLeft((short) 1); 
	cellStyleRed.setBorderRight((short) 1);
 
	// Style red font 
	HSSFCellStyle cellStyleRedFont = wb.createCellStyle();
	HSSFFont fontRedFont = wb.createFont();
	fontRedFont.setColor(HSSFColor.BLACK.index);
	cellStyleRedFont.setFont(fontRedFont);
	cellStyleRedFont.setBorderTop((short) 1); 
	cellStyleRedFont.setBorderBottom((short) 1); 
	cellStyleRedFont.setBorderLeft((short) 1); 
	cellStyleRedFont.setBorderRight((short) 1);
 
	// Style blue Style 
	HSSFCellStyle cellStyleBlue = wb.createCellStyle();
	cellStyleBlue.setFillForegroundColor(HSSFColor.BLUE.index);
	cellStyleBlue.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);
	cellStyleBlue.setBorderTop((short) 1); 
	cellStyleBlue.setBorderBottom((short) 1); 
	cellStyleBlue.setBorderLeft((short) 1); 
	cellStyleBlue.setBorderRight((short) 1);
 
	// Style lavender Style 
	HSSFCellStyle cellStyleLavender = wb.createCellStyle();
	cellStyleLavender.setFillForegroundColor(HSSFColor.LAVENDER.index);
	cellStyleLavender.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);
	cellStyleLavender.setBorderTop((short) 1); 
	cellStyleLavender.setBorderBottom((short) 1); 
	cellStyleLavender.setBorderLeft((short) 1); 
	cellStyleLavender.setBorderRight((short) 1);
 
	// Style border
	HSSFCellStyle cellStyleBorde = wb.createCellStyle();
	cellStyleBorde = wb.createCellStyle();
	cellStyleBorde.setBorderTop((short) 1); 
	cellStyleBorde.setBorderBottom((short) 1); 
	cellStyleBorde.setBorderLeft((short) 1); 
	cellStyleBorde.setBorderRight((short) 1); 
 
 
	// Style header 1 
	HSSFCellStyle cellStyle1 = wb.createCellStyle();
	cellStyle1.setFillForegroundColor(HSSFColor.BRIGHT_GREEN.index);
	cellStyle1.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);
	cellStyle1.setBorderTop((short) 1); 
	cellStyle1.setBorderBottom((short) 1); 
	cellStyle1.setBorderLeft((short) 1); 
	cellStyle1.setBorderRight((short) 1);	
	// Style header 2
	HSSFCellStyle cellStyle2 = wb.createCellStyle();
	cellStyle2.setBorderTop((short) 1); 
	cellStyle2.setBorderBottom((short) 1); 
	cellStyle2.setBorderLeft((short) 1); 	
	// Style header 3
	HSSFCellStyle cellStyle3 = wb.createCellStyle();
	cellStyle3.setBorderTop((short) 1); 
	cellStyle3.setBorderBottom((short) 1);  
	cellStyle3.setBorderRight((short) 1);	
	// Style header 4
	HSSFCellStyle cellStyle4 = wb.createCellStyle();
	cellStyle4.setBorderTop((short) 1); 
	cellStyle4.setBorderBottom((short) 1); 
	cellStyle4.setBorderLeft((short) 1); 
	cellStyle4.setBorderRight((short) 1);		
 
	HSSFCell cell1 = header.createCell((short)0);
	cell1.setCellValue("TYPE DE BATIEMENT "+ trigramme_BAT);
    HSSFCell cell2 = header.createCell((short)2);
	cell2.setCellValue("BILAN DES EQUIPEMENTS SOUS PRESSION");
    HSSFCell cell3 = header.createCell((short)6);
	cell3.setCellValue("EXTRACTION SIGLE DU : ");
	HSSFCell cell4 = header.createCell((short)7);	
	HSSFCell cell5 = header.createCell((short)9);
	HSSFCell cell6 = header.createCell((short)10);
 
 
	// Style headerDate 
	HSSFDataFormat hssfDataFormat = wb.createDataFormat();
	HSSFCellStyle cellStyleDate = wb.createCellStyle();
	cellStyleDate.setFillForegroundColor(HSSFColor.BRIGHT_GREEN.index);
	cellStyleDate.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND);
	cellStyleDate.setDataFormat(hssfDataFormat.getFormat("dd/mm/yyyy"));
	cellStyleDate.setBorderTop((short) 1); 
	cellStyleDate.setBorderBottom((short) 1); 
	cellStyleDate.setBorderLeft((short) 1); 
	cellStyleDate.setBorderRight((short) 1);
 
 
	cellStyle1.setFont(hSSFFont);
	cellStyle2.setFont(hSSFFont);
	cellStyle3.setFont(hSSFFont);
	cellStyle4.setFont(hSSFFont);
	cellStyleDate.setFont(hSSFFont);
 
	cell1.setCellStyle(cellStyle1);
	cell2.setCellStyle(cellStyle2);
	cell3.setCellStyle(cellStyle3);
	cell4.setCellValue(formater.format(new Date()));
	cell4.setCellStyle(cellStyleDate);
	cell5.setCellStyle(cellStyle4);
	cell6.setCellStyle(cellStyle4);
 
 
 
 
	// Style border 2
	HSSFCellStyle cellStyleBorderRow2 = wb.createCellStyle();
	cellStyleBorderRow2 = wb.createCellStyle();
	cellStyleBorderRow2.setBorderTop((short) 1); 
	cellStyleBorderRow2.setBorderBottom((short) 1); 
	cellStyleBorderRow2.setBorderLeft((short) 1); 
	cellStyleBorderRow2.setBorderRight((short) 1); 
 
    HSSFRow row = sheet.createRow((short)1);
	row.setHeight((short) 0x249);
 
	final ArrayList<String> headings = new ArrayList();  
	headings.add("Unité");
    headings.add("Installation");
    headings.add("Bigramme");
    headings.add("RTPF");
    headings.add("Code appareil");
    headings.add("Désignation ESP");
    headings.add("Date de mise en service");
	headings.add("Date dernière requalif");
	headings.add("Date dernière inspection");
	headings.add("Prochaine requalif");
	headings.add("Prochaine inspection");
 
	for(int i = 0 ; i < headings.size(); i++){
		String maValeur = headings.get(i);
	  	HSSFCell rowcell = row.createCell((short)i);
		rowcell.setCellValue(maValeur);
		rowcell.setCellStyle(cellStyleBorderRow2);
 
	}
 
    HSSFRow row2 ;
 
    Iterator iter= maintenance.recupererListeESP(trigramme_BAT).iterator();
 
    int k = 2;
    while (iter.hasNext()){
    	ArrayList tmp = new ArrayList();
        tmp = (ArrayList) iter.next(); 
        row2 = sheet.createRow((short)k);
		    for (int d=0; d<=10 ; d++){
				HSSFCell celln5 = row2.getCell(5);
				HSSFCell celln7 = row2.getCell(7);
				HSSFCell celln9 = row2.getCell(9);
				HSSFCell celln10 = row2.getCell(10);
 
				HSSFCell rowcell = row2.createCell((short)d);
				rowcell.setCellValue((String) tmp.get(d));
 
				String dateProchRequalif = (String)tmp.get(9);
				String dateProchInspection = (String)tmp.get(10);
				String dateMiseService = (String)tmp.get(7);
 
				SimpleDateFormat format = new SimpleDateFormat("dd/MM/yyyy");
				String dateDuJour = formater.format(calendar.getTime());
				String dateFAnnee = formater.format("31/12/"+String.valueOf(year));
				Date datea = format.parse(dateDuJour);
				Date dateb = format.parse("31/12/2014");
				rowcell.setCellStyle(cellStyleBorderRow2);
 
				if(!dateMiseService.equals("") && dateMiseService.equals("NON SOUMIS A REGLEMENTATION")){
					rowcell.setCellStyle(cellStyleLavender);
				}
 
				else if(!dateMiseService.equals("") && dateMiseService.equals("! ! ! COMPTEUR A INITIALISER  ! ! !")){
					rowcell.setCellStyle(cellStyleRedFont);
				}
				else{							
					if(!dateProchRequalif.equals("") && !dateProchRequalif.equals("/")){
						Date date1 = format.parse(dateProchRequalif);
						if (date1.compareTo(datea) <= 0) {
							celln9.setCellStyle(cellStyleRed);
						}
						else if (date1.compareTo(datea) > 0) {
							if (date1.compareTo(dateb) > 0) {
								celln9.setCellStyle(cellStyleBorderRow2);
							}
							else {
								celln9.setCellStyle(cellStyleBlue);
							}
						}	
					}
					if(!dateProchInspection.equals("") && !dateProchInspection.equals("/")){
						Date date2 = format.parse(dateProchInspection);					
						if (date2.compareTo(datea) <= 0) {
							celln10.setCellStyle(cellStyleRed);
						}
						else if (date2.compareTo(datea) > 0) {
							if (date2.compareTo(dateb) > 0) {
								celln10.setCellStyle(cellStyleBorderRow2);
							}
							else {
								celln10.setCellStyle(cellStyleBlue);
							}
						}	
					}	
				}
 
		    }
		    k++;
    }
 
	for (int i=0; i<11; i++){
		short y = (short)(i);
	   sheet.autoSizeColumn(y, true);
	   sheet.setColumnWidth(y,(short)10000);
	}
	/*for (int i=sheet.getFirstRowNum(); i<sheet.getLastRowNum(); i++) {
		sheet.autoSizeColumn(i);
	}
	*/
	//my_sheet.setAutoFilter(CellRangeAddress.valueOf("A1:C5"));
    String nomFichier = "ESP_carnet_de_sante_"+ trigramme_BAT+ ".xls";
    FileOutputStream fileOut = new FileOutputStream(cheminFichier+nomFichier);
    wb.write(fileOut);
 
    fileOut.close();

J'ai plusieurs problèmes:

  1. 1 apparement mes dates ne sont pas bien récupérés
  2. 2 j'aimerai faire une mise en forme pour certaines cellules selon le contenu à savoir si elle contient une date ou "/" et selon quand est cette date
  3. 3 lorsque j'arrive à mes conditions j'ai un joli "java.lang.NullPointer.Exception"