Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package model; import java.io.Serializable; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.faces.context.FacesContext; import javax.servlet.ServletOutputStream; import javax.servlet.http.HttpServletResponse; 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.ss.usermodel.Cell; import org.apache.poi.ss.usermodel.CellStyle; import org.apache.poi.ss.usermodel.Font; import org.apache.poi.ss.usermodel.IndexedColors; import org.apache.poi.ss.usermodel.PrintSetup; import org.apache.poi.ss.usermodel.Row; import org.apache.poi.ss.usermodel.Workbook; import org.apache.poi.ss.util.CellRangeAddress; import util.HelperUtil; /** * * @author Norrey Osako */ public class Reports implements Serializable { private static Map<String, CellStyle> createStyles(Workbook wb) { Map<String, CellStyle> styles = new HashMap<>(); CellStyle style; Font titleFont = wb.createFont(); titleFont.setFontHeightInPoints((short) 18); titleFont.setBoldweight(Font.BOLDWEIGHT_BOLD); style = wb.createCellStyle(); style.setAlignment(CellStyle.ALIGN_CENTER); style.setVerticalAlignment(CellStyle.VERTICAL_CENTER); style.setFont(titleFont); styles.put("title", style); Font monthFont = wb.createFont(); monthFont.setFontHeightInPoints((short) 11); monthFont.setColor(IndexedColors.WHITE.getIndex()); style = wb.createCellStyle(); style.setAlignment(CellStyle.ALIGN_CENTER); style.setVerticalAlignment(CellStyle.VERTICAL_CENTER); style.setFillForegroundColor(IndexedColors.GREY_50_PERCENT.getIndex()); style.setFillPattern(CellStyle.SOLID_FOREGROUND); style.setFont(monthFont); style.setWrapText(true); styles.put("header", style); style = wb.createCellStyle(); style.setAlignment(CellStyle.ALIGN_CENTER); style.setWrapText(true); style.setBorderRight(CellStyle.BORDER_THIN); style.setRightBorderColor(IndexedColors.BLACK.getIndex()); style.setBorderLeft(CellStyle.BORDER_THIN); style.setLeftBorderColor(IndexedColors.BLACK.getIndex()); style.setBorderTop(CellStyle.BORDER_THIN); style.setTopBorderColor(IndexedColors.BLACK.getIndex()); style.setBorderBottom(CellStyle.BORDER_THIN); style.setBottomBorderColor(IndexedColors.BLACK.getIndex()); styles.put("cell", style); style = wb.createCellStyle(); style.setAlignment(CellStyle.ALIGN_CENTER); style.setVerticalAlignment(CellStyle.VERTICAL_CENTER); style.setFillForegroundColor(IndexedColors.GREY_25_PERCENT.getIndex()); style.setFillPattern(CellStyle.SOLID_FOREGROUND); style.setDataFormat(wb.createDataFormat().getFormat("0.00")); styles.put("formula", style); style = wb.createCellStyle(); style.setAlignment(CellStyle.ALIGN_CENTER); style.setVerticalAlignment(CellStyle.VERTICAL_CENTER); style.setFillForegroundColor(IndexedColors.GREY_40_PERCENT.getIndex()); style.setFillPattern(CellStyle.SOLID_FOREGROUND); style.setDataFormat(wb.createDataFormat().getFormat("0.00")); styles.put("formula_2", style); return styles; } public void generateXSL(List<SmsOutUserBean> smsOutUserBeans, int count) { try { HSSFWorkbook wb = new HSSFWorkbook(); Map<String, CellStyle> styles = createStyles(wb); HSSFSheet sheet = wb.createSheet("Users_Sheet1"); PrintSetup printSetup = sheet.getPrintSetup(); printSetup.setLandscape(true); sheet.setFitToPage(true); sheet.setHorizontallyCenter(true); //title row Row titleRow = sheet.createRow(0); titleRow.setHeightInPoints(45); Cell titleCell = titleRow.createCell(0); titleCell.setCellValue("SMS OUT REPORT"); titleCell.setCellStyle(styles.get("title")); sheet.addMergedRegion(CellRangeAddress.valueOf("$A$1:$H$1")); String[] titles = { "Mobile", "Source Address", "Message", "Time Sent", "Last Update", "User", "Status", "Number of SMS", }; HSSFRow row = sheet.createRow(1); row.setHeightInPoints(40); Cell headerCell; for (int i = 0; i < titles.length; i++) { headerCell = row.createCell(i); headerCell.setCellValue(titles[i]); headerCell.setCellStyle(styles.get("header")); } int rowNum = 2; for (SmsOutUserBean bean : smsOutUserBeans) { row = sheet.createRow(rowNum); row.createCell(0).setCellValue(bean.getSmsOutModel().getDestinationAddress()); row.createCell(1).setCellValue(bean.getSmsOutModel().getSourceAddress()); row.createCell(2).setCellValue(bean.getSmsOutModel().getMessagePayload()); row.createCell(3) .setCellValue(HelperUtil.conDateToString(bean.getSmsOutModel().getTimeSubmitted())); row.createCell(4) .setCellValue(HelperUtil.conDateToString(bean.getSmsOutModel().getTimeProcessed())); row.createCell(5).setCellValue(bean.getUserBean().getUsername()); row.createCell(6).setCellValue(bean.getSmsOutModel().getRealStatus()); row.createCell(7).setCellValue(bean.getSmsOutModel().getSmsCount()); rowNum++; } sheet.setColumnWidth(0, 20 * 256); //30 characters wide sheet.setColumnWidth(1, 15 * 256); for (int i = 2; i < 5; i++) { sheet.setColumnWidth(i, 20 * 256); //6 characters wide } sheet.setColumnWidth(5, 10 * 256); sheet.setColumnWidth(6, 20 * 256); sheet.setColumnWidth(7, 10 * 256); //10 characters wide FacesContext context = FacesContext.getCurrentInstance(); HttpServletResponse res = (HttpServletResponse) context.getExternalContext().getResponse(); res.setContentType("application/vnd.ms-excel"); res.setHeader("Content-disposition", "attachment;filename=mydata.xls"); ServletOutputStream out = res.getOutputStream(); wb.write(out); out.flush(); out.close(); FacesContext.getCurrentInstance().responseComplete(); } catch (Exception e) { e.printStackTrace(); } } }