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 GapAnalysis; import General.IdGenerator; import database.dbConn; import java.io.ByteArrayOutputStream; import java.io.File; import java.io.IOException; import java.io.OutputStream; import java.io.PrintWriter; import java.sql.SQLException; import java.util.ArrayList; import java.util.Date; import java.util.HashMap; 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 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.openxml4j.exceptions.InvalidFormatException; import org.apache.poi.openxml4j.opc.OPCPackage; 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.Row; import org.apache.poi.ss.usermodel.Sheet; import org.apache.poi.xssf.usermodel.XSSFWorkbook; import scripts.copytemplates; /** * * @author Emmanuel E */ public class gapAnalysis extends HttpServlet { String pathtodelete = null; protected void processRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { response.setContentType("text/html;charset=UTF-8"); //PrintWriter out = response.getWriter(); try { ArrayList keyal = new ArrayList(); ArrayList countyal = new ArrayList(); ArrayList scountyal = new ArrayList(); ArrayList facilal = new ArrayList(); ArrayList yearmonthal = new ArrayList(); ArrayList monthal = new ArrayList(); ArrayList sectional = new ArrayList(); XSSFWorkbook wb; String periodname = ""; String allpath = getServletContext().getRealPath("/Gapanalysis.xlsm"); System.out.println(allpath); XSSFWorkbook workbook; String mydrive = allpath.substring(0, 1); // wb = new XSSFWorkbook( OPCPackage.open(allpath) ); Date da = new Date(); String dat2 = da.toString().replace(" ", "_"); dat2 = dat2.toString().replace(":", "_"); String np = mydrive + ":\\APHIAPLUS\\InternalSystem\\Gapanalysis" + dat2 + ".xlsm"; System.out.println("path:: " + np); // String desteepath1 = getServletContext().getRealPath("/Females 15to24.xlsm"); String sr = getServletContext().getRealPath("/Gapanalysis.xlsm"); //check if file exists //first time , it should create those folders that host the macro file File f = new File(np); if (!f.exists() && !f.isDirectory()) { /* do something */ copytemplates ct = new copytemplates(); ct.transfermacros(sr, np); //rem np is the destination file name System.out.println("Copying macro template first time .."); } else //copy the file alone { copytemplates ct = new copytemplates(); //copy the agebased file only ct.copymacros(sr, np); } String filepth = np; File allpathfile = new File(filepth); OPCPackage pkg = OPCPackage.open(allpathfile); pathtodelete = filepth; wb = new XSSFWorkbook(pkg); dbConn conn = new dbConn(); HashMap<String, String> rawdatahashmap = new HashMap<String, String>(); int year = 0; String yearval = ""; int prevyear = 0; String quarter = ""; String yearmonth = ""; String startyearmonth = ""; String endyearmonth = ""; yearval = request.getParameter("year").toString(); System.out.println("YEARVAL" + yearval); year = Integer.parseInt(yearval); prevyear = year - 1; quarter = request.getParameter("quarter"); periodname += yearval + "_"; if (quarter.equals("1")) { startyearmonth = prevyear + "10"; endyearmonth = prevyear + "12"; periodname = prevyear + "_(Oct_Dec)"; } else if (quarter.equals("2")) { startyearmonth = year + "01"; endyearmonth = year + "03"; periodname = yearval + "_(Jan-Mar)"; } else if (quarter.equals("3")) { startyearmonth = year + "04"; endyearmonth = year + "06"; periodname = yearval + "_(Apr_Jun)"; } else if (quarter.equals("4")) { startyearmonth = year + "07"; endyearmonth = year + "09"; periodname = yearval + "_(Jul_Sep)"; } int colsmerging = 6; String Sections[] = { "ART", "HTC", "PMTCT" }; String headers[] = { "County", "Sub-County", "Facility", "Year", "Month" }; String headergsn[] = { "County", "Sub-County", "Facility" }; //if one wants gaps for one service area if (request.getParameterValues("gapsection") != null) { Sections = request.getParameterValues("gapsection"); } //This is the loop that well use to create worksheets for each String period = " 1=1 and Annee=" + yearval + " and yearmonth between " + startyearmonth + " and " + endyearmonth + " "; String gsnperiod = " 1=1 "; //______________________________________________________________________________________ //______________________________________________________________________________________ Font font = wb.createFont(); font.setFontHeightInPoints((short) 18); font.setFontName("Cambria"); font.setColor((short) 0000); CellStyle style = wb.createCellStyle(); style.setFont(font); style.setAlignment(HSSFCellStyle.ALIGN_CENTER); Font font2 = wb.createFont(); font2.setFontName("Cambria"); font2.setColor((short) 0000); CellStyle style2 = wb.createCellStyle(); style2.setFont(font2); style2.setBorderTop(HSSFCellStyle.BORDER_THIN); style2.setBorderBottom(HSSFCellStyle.BORDER_THIN); style2.setBorderLeft(HSSFCellStyle.BORDER_THIN); style2.setBorderRight(HSSFCellStyle.BORDER_THIN); style2.setAlignment(HSSFCellStyle.ALIGN_LEFT); style2.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER); CellStyle 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); CellStyle 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); CellStyle stylex1 = wb.createCellStyle(); stylex1.setFillForegroundColor(HSSFColor.GREY_25_PERCENT.index); stylex1.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND); stylex1.setBorderTop(HSSFCellStyle.BORDER_THIN); stylex1.setBorderBottom(HSSFCellStyle.BORDER_THIN); stylex1.setBorderLeft(HSSFCellStyle.BORDER_THIN); stylex1.setBorderRight(HSSFCellStyle.BORDER_THIN); stylex1.setAlignment(HSSFCellStyle.ALIGN_LEFT); CellStyle stylex2 = wb.createCellStyle(); stylex2.setFillForegroundColor(HSSFColor.SKY_BLUE.index); stylex2.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND); stylex2.setBorderTop(HSSFCellStyle.BORDER_THIN); stylex2.setBorderBottom(HSSFCellStyle.BORDER_THIN); stylex2.setBorderLeft(HSSFCellStyle.BORDER_THIN); stylex2.setBorderRight(HSSFCellStyle.BORDER_THIN); stylex2.setAlignment(HSSFCellStyle.ALIGN_CENTER); CellStyle stylex3 = wb.createCellStyle(); stylex3.setFillForegroundColor(HSSFColor.LIGHT_YELLOW.index); stylex3.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND); stylex3.setBorderTop(HSSFCellStyle.BORDER_THIN); stylex3.setBorderBottom(HSSFCellStyle.BORDER_THIN); stylex3.setBorderLeft(HSSFCellStyle.BORDER_THIN); stylex3.setBorderRight(HSSFCellStyle.BORDER_THIN); stylex3.setAlignment(HSSFCellStyle.ALIGN_CENTER); Font fontx = wb.createFont(); fontx.setColor(HSSFColor.BLACK.index); fontx.setFontName("Cambria"); stylex.setFont(fontx); stylex.setWrapText(true); stylex1.setFont(fontx); stylex1.setWrapText(true); stylex2.setFont(fontx); stylex2.setWrapText(true); //================================================== for (int a = 0; a < Sections.length; a++) { int column = 0; int Row = 3; Sheet shet = wb.createSheet(Sections[a]); Row rwx = shet.createRow(2); Row rw1 = null; Row rw2 = null; Row rw = shet.createRow(0); rw.setHeightInPoints(25); Cell cl0 = rw.createCell(0); cl0.setCellValue(Sections[a] + " GAP ANALYSIS"); cl0.setCellStyle(stylex1); //this will depend on the length of the number of elements being checked for (int b = 1; b <= colsmerging; b++) { Cell clx = rw.createCell(b); clx.setCellValue(""); clx.setCellStyle(stylex); } //now go to the database and do a query for each section int determinant = 2; String getqueries = " Select * from gap_analysis where active=1 and section='" + Sections[a] + "' "; conn.rs = conn.st.executeQuery(getqueries); while (conn.rs.next()) { //if an excel sheet exists, then get the row number 1 if (shet.getRow(1) != null) { rw1 = shet.getRow(1); } else { rw1 = shet.createRow(1); rw1.setHeightInPoints(25); } //print blanks before printing real header //for gsns, we only print three columns and no period if (conn.rs.getString("id").equals("1")) { for (int p = 0; p < headergsn.length; p++) { Cell cl2 = rw1.createCell(column + p); cl2.setCellValue(""); cl2.setCellStyle(stylex); shet.setColumnWidth(column + p, 5000); } } else { for (int p = 0; p < headers.length; p++) { Cell cl2 = rw1.createCell(column + p); cl2.setCellValue(""); cl2.setCellStyle(stylex); shet.setColumnWidth(column + p, 5000); } } determinant++; if (determinant % 2 == 0) { Cell cl1 = rw1.createCell(column); cl1.setCellValue(conn.rs.getString("rule")); cl1.setCellStyle(stylex3); } else { Cell cl1 = rw1.createCell(column); cl1.setCellValue(conn.rs.getString("rule")); cl1.setCellStyle(stylex2); } //Create the column header if (shet.getRow(2) != null) { rw2 = shet.getRow(2); } else { rw2 = shet.createRow(2); rw2.setHeightInPoints(25); } if (conn.rs.getString("id").equals("1")) { for (int p = 0; p < headergsn.length; p++) { Cell cl2 = rw2.createCell(column + p); cl2.setCellValue(headergsn[p]); cl2.setCellStyle(stylex); } } else { for (int p = 0; p < headers.length; p++) { Cell cl2 = rw2.createCell(column + p); cl2.setCellValue(headers[p]); cl2.setCellStyle(stylex); } } String currentqry = conn.rs.getString("query"); //process each query as you //pass the necessary period parameters from the interface //rem each query ends with a 'and' if (conn.rs.getString("id").equals("1")) { currentqry += gsnperiod; } else { currentqry += period + " and subpartnera." + Sections[a] + "= 1 "; } System.out.println("" + currentqry); Row = 3; conn.rs1 = conn.st1.executeQuery(currentqry); while (conn.rs1.next()) { if (shet.getRow(Row) != null) { rwx = shet.getRow(Row); } else { rwx = shet.createRow(Row); rwx.setHeightInPoints(25); } Cell cly = rwx.createCell(column); cly.setCellValue(conn.rs1.getString("County")); cly.setCellStyle(style2); Cell cly2 = rwx.createCell(column + 1); cly2.setCellValue(conn.rs1.getString("DistrictNom")); cly2.setCellStyle(style2);//gsn sites do not have a yearmonth Cell cly1 = rwx.createCell(column + 2); cly1.setCellValue(conn.rs1.getString("SubPartnerNom")); cly1.setCellStyle(style2); //if the current list is not inclusive of GSNs if (!conn.rs.getString(1).equals("1")) { Cell cly3 = rwx.createCell(column + 3); cly3.setCellValue(new Integer(conn.rs1.getString("yearmonth").substring(0, 4))); cly3.setCellStyle(style2); //the month section Cell cly3x = rwx.createCell(column + 4); cly3x.setCellValue(new Integer(conn.rs1.getString("yearmonth").substring(4))); cly3x.setCellStyle(style2); //my key is a String mykey = Sections[a] + conn.rs1.getString("SubPartnerNom") + "_" + conn.rs1.getString("yearmonth") + "_"; //add all the facilities at this point //ignore the sites in ART since they are static if (!keyal.contains(mykey)) { keyal.add(mykey); countyal.add(conn.rs1.getString("County")); scountyal.add(conn.rs1.getString("DistrictNom")); facilal.add(conn.rs1.getString("SubPartnerNom")); sectional.add(Sections[a]); yearmonthal.add(conn.rs1.getString("yearmonth")); monthal.add(conn.rs1.getString("yearmonth").substring(4)); } } Row++; } if (conn.rs.getString(1).equals("1")) { column += 3; } else { column += 5; } if (conn.rs.getString("id").equals("1")) { shet.addMergedRegion(new CellRangeAddress(1, 1, 0, column - 1)); } else { shet.addMergedRegion(new CellRangeAddress(1, 1, column - 5, column - 1)); } } //end of all queries per section shet.addMergedRegion(new CellRangeAddress(0, 0, 0, column - 1)); } // end of sheets loop //create a new sheet //county subcounty facility yearmonth section Sheet shet = wb.getSheet("Sheet1"); Row rw = shet.createRow(0); Cell cl0 = rw.createCell(0); cl0.setCellValue("county"); cl0.setCellStyle(stylex1); Cell cl1 = rw.createCell(1); cl1.setCellValue("subcounty"); cl1.setCellStyle(stylex1); Cell cl2 = rw.createCell(2); cl2.setCellValue("facility"); cl2.setCellStyle(stylex1); Cell cl3 = rw.createCell(3); cl3.setCellValue("year"); cl3.setCellStyle(stylex1); Cell cl4 = rw.createCell(4); cl4.setCellValue("month"); cl4.setCellStyle(stylex1); Cell cl5 = rw.createCell(5); cl5.setCellValue("section"); cl5.setCellStyle(stylex1); for (int q = 0; q < keyal.size(); q++) { Row rwx = shet.createRow(q + 1); Cell cl01 = rwx.createCell(0); cl01.setCellValue(countyal.get(q).toString()); cl01.setCellStyle(style2); Cell cl11 = rwx.createCell(1); cl11.setCellValue(scountyal.get(q).toString()); cl11.setCellStyle(style2); Cell cl21 = rwx.createCell(2); cl21.setCellValue(facilal.get(q).toString()); cl21.setCellStyle(style2); Cell cl31 = rwx.createCell(3); cl31.setCellValue(new Integer(yearmonthal.get(q).toString().substring(0, 4))); cl31.setCellStyle(style2); Cell cl41 = rwx.createCell(4); cl41.setCellValue(new Integer(monthal.get(q).toString())); cl41.setCellStyle(style2); Cell cl51 = rwx.createCell(5); cl51.setCellValue(sectional.get(q).toString()); cl51.setCellStyle(style2); } IdGenerator IG = new IdGenerator(); String createdOn = IG.CreatedOn(); 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=GapAnalysis_For" + periodname + "_Generatted_On_" + createdOn + ".xlsm"); OutputStream outStream = response.getOutputStream(); outStream.write(outArray); outStream.flush(); outStream.close(); pkg.close(); if (conn.rs != null) { conn.rs.close(); } if (conn.rs1 != null) { conn.rs1.close(); } if (conn.st1 != null) { conn.st1.close(); } if (conn.st != null) { conn.st.close(); } File file = new File(pathtodelete); System.out.println("path: 2" + pathtodelete); if (file.delete()) { System.out.println(file.getName() + " is deleted!"); } else { System.out.println("Delete operation failed."); } } catch (SQLException ex) { Logger.getLogger(gapAnalysis.class.getName()).log(Level.SEVERE, null, ex); } catch (InvalidFormatException ex) { Logger.getLogger(gapAnalysis.class.getName()).log(Level.SEVERE, null, ex); } finally { } } // <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 { processRequest(request, response); } /** * 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 { processRequest(request, response); } /** * Returns a short description of the servlet. * * @return a String containing servlet description */ @Override public String getServletInfo() { return "Short description"; }// </editor-fold> }