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 reports; import General.IdGenerator; import database.dbConn; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.OutputStream; import java.io.PrintWriter; import java.sql.SQLException; import java.util.ArrayList; import java.util.logging.Level; import java.util.logging.Logger; import javax.servlet.ServletException; import javax.servlet.http.HttpServlet; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import javax.servlet.http.HttpSession; import org.apache.poi.hssf.usermodel.HSSFCell; import org.apache.poi.hssf.usermodel.HSSFCellStyle; import org.apache.poi.hssf.usermodel.HSSFFont; 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.util.CellRangeAddress; import org.apache.poi.hssf.util.HSSFColor; import org.apache.poi.ss.usermodel.CellStyle; /** * * @author Geofrey Nyabuto */ public class allformsreportstracker extends HttpServlet { HttpSession session; int year, prevYear, month, isPMTCT, isART, isPEP; String header, facilityName, countyName, districtName, mflcode, monthName, createdOn; String prevFacility, currentFacility, currentMonth, duration; int secCounter, currentYear, selectedYear, status, monthid; int maxYearMonth, minYearMonth, counterHeader, monthPosition, counter, districtCounter; String monthsData, selectedMonth, currentDistrict, prevDistrict; ArrayList allMonths = new ArrayList(); ArrayList allReports = new ArrayList(); int countyCounter, districtsMerged, noReports, subMittedReports, arraySize; String currentCounty, prevCounty; protected void processRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException, SQLException { String form = "kmmp"; String tablename = ""; if (request.getParameter("form") != null) { form = request.getParameter("form"); } //get the table name from the form name tablename = form.toLowerCase(); if (form.equalsIgnoreCase("MOH 711A")) { tablename = "moh711"; } //for now, redirect Hei to 711. this will be corrected later if (form.equalsIgnoreCase("MOH 711 (New)")) { tablename = "moh711_new"; } else if (tablename.equals("hei")) { tablename = "moh711"; } String kmmpor = "subpartnera.KMMP=1"; String vmmcor = "subpartnera.VMMC=1"; String genderor = "subpartnera.Gender=1"; String nutritionor = "subpartnera.Gender=1"; String tbor = "subpartnera.TB=1"; String form711or = "subpartnera.HTC=1 OR subpartnera.PMTCT OR subpartnera.FP OR subpartnera.Maternity"; //Maureen to add more conditions in 711 or String orquery = kmmpor; if (form.equalsIgnoreCase("KMMP")) { orquery = kmmpor; } else if (form.equalsIgnoreCase("VMMC")) { orquery = vmmcor; } else if (form.equalsIgnoreCase("Gender")) { orquery = genderor; } else if (form.equalsIgnoreCase("Nutrition")) { orquery = nutritionor; } else if (form.equalsIgnoreCase("MOH 711A")) { orquery = form711or; } else if (form.equalsIgnoreCase("TB")) { orquery = tbor; } else { orquery = " subpartnera.PMTCT=1 OR subpartnera.ART=1 OR subpartnera.PEP=1 "; } //731 dbConn conn = new dbConn(); session = request.getSession(); year = Integer.parseInt(request.getParameter("year")); // year=2015; prevYear = year - 1; IdGenerator IG = new IdGenerator(); allMonths.clear(); allReports.clear(); duration = "WHERE (" + tablename + ".yearmonth BETWEEN " + prevYear + "" + 10 + " AND " + year + "09) AND ( " + orquery + " )"; currentMonth = IG.CurrentMonth(); monthsData = ""; // ^^^^^^^^^^^^^CREATE STATIC AND WRITE STATIC DATA TO THE EXCELL^^^^^^^^^^^^ HSSFWorkbook wb = new HSSFWorkbook(); HSSFSheet shet1 = wb.createSheet(form + " REPORTS TRACKER"); HSSFFont font = wb.createFont(); font.setFontHeightInPoints((short) 18); font.setFontName("Arial Black"); font.setColor((short) 0000); CellStyle style = wb.createCellStyle(); style.setFont(font); style.setAlignment(HSSFCellStyle.ALIGN_CENTER); HSSFFont font2 = wb.createFont(); font2.setFontName("Arial Black"); font2.setColor((short) 0000); CellStyle style2 = wb.createCellStyle(); style2.setFont(font2); HSSFCellStyle stborder = wb.createCellStyle(); stborder.setBorderTop(HSSFCellStyle.BORDER_THIN); stborder.setBorderBottom(HSSFCellStyle.BORDER_THIN); stborder.setBorderLeft(HSSFCellStyle.BORDER_THIN); stborder.setBorderRight(HSSFCellStyle.BORDER_THIN); stborder.setAlignment(HSSFCellStyle.ALIGN_CENTER); stborder.setWrapText(true); HSSFCellStyle stylex = wb.createCellStyle(); stylex.setFillForegroundColor(HSSFColor.GREY_25_PERCENT.index); stylex.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND); stylex.setBorderTop(HSSFCellStyle.BORDER_THIN); stylex.setBorderBottom(HSSFCellStyle.BORDER_THIN); stylex.setBorderLeft(HSSFCellStyle.BORDER_THIN); stylex.setBorderRight(HSSFCellStyle.BORDER_THIN); stylex.setAlignment(HSSFCellStyle.ALIGN_CENTER); HSSFFont fontx = wb.createFont(); fontx.setColor(HSSFColor.BLACK.index); fontx.setFontName("Cambria"); stylex.setFont(fontx); stylex.setWrapText(true); HSSFCellStyle styleHeader = wb.createCellStyle(); styleHeader.setFillForegroundColor(HSSFColor.GREY_25_PERCENT.index); styleHeader.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND); styleHeader.setBorderTop(HSSFCellStyle.BORDER_THIN); styleHeader.setBorderBottom(HSSFCellStyle.BORDER_THIN); styleHeader.setBorderLeft(HSSFCellStyle.BORDER_THIN); styleHeader.setBorderRight(HSSFCellStyle.BORDER_THIN); styleHeader.setAlignment(HSSFCellStyle.ALIGN_CENTER); HSSFFont fontHeader = wb.createFont(); fontHeader.setColor(HSSFColor.DARK_BLUE.index); styleHeader.setFont(fontx); styleHeader.setWrapText(true); for (int i = 0; i <= 2; i++) { shet1.setColumnWidth(i, 8000); } HSSFRow rw1S1 = shet1.createRow(0); HSSFCell S1cell = rw1S1.createCell(0); S1cell.setCellValue("COUNTY NAME"); S1cell.setCellStyle(stylex); HSSFCell S1cellX = rw1S1.createCell(1); S1cellX.setCellValue("SUB COUNTY"); S1cellX.setCellStyle(stylex); S1cellX = rw1S1.createCell(2); S1cellX.setCellValue("HEALTH FACILITY"); S1cellX.setCellStyle(stylex); S1cellX = rw1S1.createCell(3); S1cellX.setCellValue("MFL CODE"); S1cellX.setCellStyle(stylex); S1cellX = rw1S1.createCell(4); S1cellX.setCellValue("EXPECTED REPORTS"); S1cellX.setCellStyle(stylex); counterHeader = 5; String getMaxandMin = "SELECT DISTINCT(month.name),month.id FROM " + tablename + " JOIN month ON " + tablename + ".Mois=month.id JOIN subpartnera ON " + tablename + ".SubPartnerID=subpartnera.SubPartnerID " + duration + " " + " ORDER BY " + tablename + ".yearmonth"; conn.rs = conn.st.executeQuery(getMaxandMin); while (conn.rs.next()) { monthName = conn.rs.getString(1); monthid = conn.rs.getInt(2); if (monthid <= 9) { currentYear = year; } else { currentYear = prevYear; } System.out.println(" Months are : " + monthName); allMonths.add(monthName); allReports.add(0); S1cellX = rw1S1.createCell(counterHeader); S1cellX.setCellValue(monthName); S1cellX.setCellStyle(stylex); counterHeader++; } prevFacility = currentFacility = ""; currentDistrict = prevDistrict = ""; currentCounty = prevCounty = ""; counter = districtCounter = countyCounter = districtsMerged = 0; arraySize = allReports.size(); if (allMonths.size() > 0) { String checkReports = "SELECT county.County,district.DistrictNom,subpartnera.SubPartnerNom," + "subpartnera.CentreSanteId,COUNT(" + tablename + ".SubPartnerID),month.name,subpartnera.SubPartnerID " + "FROM subpartnera " + "LEFT JOIN " + tablename + " ON " + tablename + ".SubPartnerID=subpartnera.SubPartnerID " + "LEFT JOIN district ON subpartnera.DistrictID=district.DistrictID " + "LEFT JOIN county ON county.CountyID=district.CountyID " + "LEFT JOIN month ON " + tablename + ".Mois=month.id " + " " + duration + " " + " GROUP BY subpartnera.SubPartnerNom," + tablename + ".Annee," + tablename + ".Mois " + "ORDER BY county.County,district.DistrictNom,subpartnera.SubPartnerNom," + tablename + ".Mois"; System.out.println(checkReports); conn.rs = conn.st.executeQuery(checkReports); while (conn.rs.next()) { countyName = conn.rs.getString(1); districtName = conn.rs.getString(2); facilityName = conn.rs.getString(3); mflcode = conn.rs.getString(4); status = conn.rs.getInt(5); selectedMonth = conn.rs.getString(6); currentFacility = conn.rs.getString(7); currentDistrict = districtName; currentCounty = countyName; // CHECK WHERE TO PLACE THE NUMBER; monthPosition = allMonths.indexOf(selectedMonth); if (!prevFacility.equals(currentFacility)) { if (!prevDistrict.equals(currentDistrict) && !prevDistrict.equals("")) { counter++; noReports = districtCounter + 1; HSSFRow rwTotal = shet1.createRow(counter); HSSFCell SX = rwTotal.createCell(0); SX.setCellStyle(stborder); SX = rwTotal.createCell(1); SX.setCellValue(prevDistrict + " TOTALS : "); SX.setCellStyle(styleHeader); SX = rwTotal.createCell(2); SX.setCellStyle(styleHeader); SX = rwTotal.createCell(3); SX.setCellStyle(styleHeader); SX = rwTotal.createCell(4); SX.setCellValue(noReports); SX.setCellStyle(styleHeader); shet1.addMergedRegion(new CellRangeAddress(counter, counter, 1, 3)); for (int j = 0; j < allReports.size(); j++) { // System.out.println("district name : "+prevDistrict+" no of reports : "+allReports.get(j).toString()+" for month : "+allMonths.get(j).toString()); int dataPos = 5 + j; SX = rwTotal.createCell(dataPos); SX.setCellValue(Integer.parseInt(allReports.get(j).toString())); SX.setCellStyle(styleHeader); } for (int k = 0; k < arraySize; k++) { allReports.set(k, 0); } } counter++; HSSFRow rw1 = shet1.createRow(counter); HSSFCell S1 = rw1.createCell(0); S1.setCellValue(countyName); S1.setCellStyle(stborder); S1 = rw1.createCell(1); S1.setCellValue(districtName); S1.setCellStyle(stborder); S1 = rw1.createCell(2); S1.setCellValue(facilityName); S1.setCellStyle(stborder); S1 = rw1.createCell(3); S1.setCellValue(mflcode); S1.setCellStyle(stborder); S1 = rw1.createCell(4); S1.setCellValue(1); S1.setCellStyle(stborder); for (int j = 0; j < allMonths.size(); j++) { int cellPos = j + 5; S1 = rw1.createCell(cellPos); // System.out.println("counter : "+counter+" datapos : "+cellPos+" status : "+status); S1.setCellStyle(stborder); } int dataPos = 5 + monthPosition; S1 = rw1.getCell(dataPos); S1.setCellValue(status); if (!prevDistrict.equals(currentDistrict) && !prevDistrict.equals("")) { int distStart = counter - districtCounter - 2; int distEnd = counter - 2; shet1.addMergedRegion(new CellRangeAddress(distStart, distEnd, 1, 1)); districtsMerged++; districtCounter = 0; for (int j = 0; j < arraySize; j++) { allReports.set(j, 0); } } else { if (counter == 1) { } else { districtCounter++; } } if (!prevCounty.equals(currentCounty) && !prevCounty.equals("")) { int countyStart = counter - countyCounter - districtsMerged - 1; int countyEnd = counter - 1; shet1.addMergedRegion(new CellRangeAddress(countyStart, countyEnd, 0, 0)); countyCounter = 0; districtsMerged = 0; } else { if (counter == 1) { } else { countyCounter++; } } prevCounty = currentCounty; prevDistrict = currentDistrict; } else { HSSFRow rw1 = shet1.getRow(counter); int dataPos = 5 + monthPosition; HSSFCell S1 = rw1.getCell(dataPos); S1.setCellValue(status); // } if (status == 1) { int currentData = Integer.parseInt(allReports.get(monthPosition).toString()) + 1; allReports.set(monthPosition, currentData); } prevFacility = currentFacility; } // MATCH THE LAST DISTRICTS counter++; noReports = districtCounter + 1; HSSFRow rwTotal = shet1.createRow(counter); HSSFCell SX = rwTotal.createCell(0); SX.setCellStyle(stborder); SX = rwTotal.createCell(1); SX.setCellValue(prevDistrict + " TOTALS : "); SX.setCellStyle(styleHeader); SX = rwTotal.createCell(2); SX.setCellStyle(styleHeader); SX = rwTotal.createCell(3); SX.setCellStyle(styleHeader); SX = rwTotal.createCell(4); SX.setCellValue(noReports); SX.setCellStyle(styleHeader); shet1.addMergedRegion(new CellRangeAddress(counter, counter, 1, 3)); int distStart = counter - districtCounter - 1; int distEnd = counter - 1; // System.out.println("MERGE BETWEEN : START : "+distStart+" END : "+distEnd); shet1.addMergedRegion(new CellRangeAddress(distStart, distEnd, 1, 1)); districtCounter = 0; int countyStart = counter - countyCounter - 2; int countyEnd = counter; // System.out.println("MERGE BETWEEN : START : "+distStart+" END : "+distEnd); shet1.addMergedRegion(new CellRangeAddress(countyStart, countyEnd, 0, 0)); countyCounter = 0; for (int j = 0; j < allReports.size(); j++) { // System.out.println("district name : "+prevDistrict+" no of reports : "+allReports.get(j).toString()+" for month : "+allMonths.get(j).toString()); int dataPos = 5 + j; SX = rwTotal.createCell(dataPos); SX.setCellValue(Integer.parseInt(allReports.get(j).toString())); SX.setCellStyle(styleHeader); } if (conn.st != null) { conn.st.close(); } if (conn.st1 != null) { conn.st1.close(); } if (conn.st2 != null) { conn.st2.close(); } if (conn.rs != null) { conn.rs.close(); } if (conn.rs1 != null) { conn.rs1.close(); } if (conn.rs2 != null) { conn.rs2.close(); } if (conn.conn != null) { conn.conn.close(); } createdOn = IG.CreatedOn(); // write it as an excel attachment ByteArrayOutputStream outByteStream = new ByteArrayOutputStream(); wb.write(outByteStream); byte[] outArray = outByteStream.toByteArray(); response.setContentType("application/ms-excel"); response.setContentLength(outArray.length); response.setHeader("Expires:", "0"); // eliminates browser caching response.setHeader("Content-Disposition", "attachment; filename=" + tablename + "_ReportsTracker_YEAR(" + year + ")_Generated_on_" + createdOn.trim() + ".xls"); OutputStream outStream = response.getOutputStream(); outStream.write(outArray); outStream.flush(); } else { session.setAttribute("noTrackerReport", "<font color=\"red\"><b>SORRY:</b> No report was found for " + year + ".</red>"); response.sendRedirect("reportsTracker.jsp"); } } // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code."> /** * Handles the HTTP <code>GET</code> method. * * @param request servlet request * @param response servlet response * @throws ServletException if a servlet-specific error occurs * @throws IOException if an I/O error occurs */ @Override protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { try { processRequest(request, response); } catch (SQLException ex) { Logger.getLogger(reportsTracker731.class.getName()).log(Level.SEVERE, null, ex); } } /** * Handles the HTTP <code>POST</code> method. * * @param request servlet request * @param response servlet response * @throws ServletException if a servlet-specific error occurs * @throws IOException if an I/O error occurs */ @Override protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { try { processRequest(request, response); } catch (SQLException ex) { Logger.getLogger(reportsTracker731.class.getName()).log(Level.SEVERE, null, ex); } } /** * Returns a short description of the servlet. * * @return a String containing servlet description */ @Override public String getServletInfo() { return "Short description"; }// </editor-fold> }