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 database.dbConn; import java.io.ByteArrayOutputStream; import java.io.IOException; import java.io.OutputStream; import java.io.PrintWriter; import java.math.BigDecimal; import java.sql.SQLException; 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.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.hssf.util.CellRangeAddress; import org.apache.poi.hssf.util.HSSFColor; import org.apache.poi.ss.usermodel.CellStyle; /** * * @author MANUEL */ public class basicreports extends HttpServlet { HSSFWorkbook wb = null; /** * Processes requests for both HTTP <code>GET</code> and <code>POST</code> * methods. * * @param request servlet request * @param response servlet response * @throws ServletException if a servlet-specific error occurs * @throws IOException if an I/O error occurs */ protected void processRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { try { dbConn conn = new dbConn(); wb = new HSSFWorkbook(); HSSFSheet shet2 = null; String year = ""; String site = ""; String period = ""; String cbo = ""; year = request.getParameter("year"); site = request.getParameter("sitecbo"); period = request.getParameter("period"); cbo = request.getParameter("staffcbo"); String sitename = ""; String cboname = ""; conn.rs = conn.st.executeQuery("select cbo from cbo where cboid='" + cbo + "'"); if (conn.rs.next()) { cboname = conn.rs.getString(1); } conn.rs = conn.st.executeQuery("select site_name from sites where site_id='" + site + "'"); if (conn.rs.next()) { sitename = conn.rs.getString(1); } HSSFFont font = wb.createFont(); font.setFontHeightInPoints((short) 12); font.setFontName("Cambria"); // font.setItalic(true); font.setBoldweight((short) 02); font.setColor(HSSFColor.BLACK.index); CellStyle style = wb.createCellStyle(); style.setFont(font); style.setWrapText(true); style.setFillForegroundColor(HSSFColor.GREY_25_PERCENT.index); style.setAlignment(style.ALIGN_CENTER); style.setBorderBottom(HSSFCellStyle.BORDER_THIN); style.setBorderTop(HSSFCellStyle.BORDER_THIN); style.setBorderRight(HSSFCellStyle.BORDER_THIN); style.setBorderLeft(HSSFCellStyle.BORDER_THIN); style.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND); //%%%%%%%%%%%%%%%%HEADER FONTS AND COLORATION%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% HSSFFont font_header = wb.createFont(); font_header.setFontHeightInPoints((short) 10); font_header.setFontName("Eras Bold ITC"); // font.setItalic(true); font_header.setBoldweight((short) 05); font_header.setColor(HSSFColor.BLACK.index); CellStyle style_header = wb.createCellStyle(); style_header.setFont(font_header); style_header.setWrapText(true); style_header.setFillForegroundColor(HSSFColor.GREY_40_PERCENT.index); style_header.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND); style_header.setAlignment(style_header.ALIGN_CENTER); // style_header.setBorderBottom(HSSFCellStyle.BORDER_THIN); // style_header.setBorderTop(HSSFCellStyle.BORDER_THIN); // style_header.setBorderRight(HSSFCellStyle.BORDER_THIN); // style_header.setBorderLeft(HSSFCellStyle.BORDER_THIN); //%%%%%%%%%%%%%%%%%%%%%%%%%DATA FONT%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% //font data HSSFFont datafont = wb.createFont(); datafont.setBoldweight((short) 03); datafont.setColor(HSSFColor.BLACK.index); datafont.setFontHeightInPoints((short) 10); datafont.setFontName("Cambria"); datafont.setItalic(true); //bold font HSSFFont bolfont = wb.createFont(); bolfont.setBoldweight((short) 05); bolfont.setColor(HSSFColor.BLACK.index); bolfont.setFontHeightInPoints((short) 12); bolfont.setFontName("Cambria"); //=======INNER DATA STYLING=========================== CellStyle innerdata_style = wb.createCellStyle(); innerdata_style.setFont(datafont); innerdata_style.setWrapText(true); innerdata_style.setAlignment(innerdata_style.ALIGN_CENTER); innerdata_style.setFillForegroundColor(HSSFColor.WHITE.index); innerdata_style.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND); // innerdata_style.setBorderBottom(HSSFCellStyle.BORDER_THIN); // innerdata_style.setBorderTop(HSSFCellStyle.BORDER_THIN); // innerdata_style.setBorderRight(HSSFCellStyle.BORDER_THIN); // innerdata_style.setBorderLeft(HSSFCellStyle.BORDER_THIN); innerdata_style.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER); CellStyle lastcellrighborder = wb.createCellStyle(); lastcellrighborder.setFont(datafont); lastcellrighborder.setWrapText(true); lastcellrighborder.setAlignment(lastcellrighborder.ALIGN_CENTER); lastcellrighborder.setFillForegroundColor(HSSFColor.WHITE.index); lastcellrighborder.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND); // lastcellrighborder.setBorderBottom(HSSFCellStyle.BORDER_THIN); // lastcellrighborder.setBorderTop(HSSFCellStyle.BORDER_THIN); lastcellrighborder.setBorderRight(HSSFCellStyle.BORDER_THIN); // lastcellrighborder.setBorderLeft(HSSFCellStyle.BORDER_THIN); lastcellrighborder.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER); CellStyle innerdata_style2 = wb.createCellStyle(); innerdata_style2.setFont(bolfont); innerdata_style2.setWrapText(true); innerdata_style2.setAlignment(innerdata_style.ALIGN_LEFT); innerdata_style2.setFillForegroundColor(HSSFColor.WHITE.index); innerdata_style2.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND); // innerdata_style.setBorderBottom(HSSFCellStyle.BORDER_THIN); // innerdata_style.setBorderTop(HSSFCellStyle.BORDER_THIN); // innerdata_style.setBorderRight(HSSFCellStyle.BORDER_THIN); // innerdata_style.setBorderLeft(HSSFCellStyle.BORDER_THIN); innerdata_style2.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER); //Code colors CellStyle lg = wb.createCellStyle(); lg.setFont(bolfont); lg.setWrapText(true); lg.setAlignment(lg.ALIGN_CENTER); lg.setFillForegroundColor(HSSFColor.GREEN.index); lg.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND); lg.setBorderBottom(HSSFCellStyle.BORDER_THIN); lg.setBorderTop(HSSFCellStyle.BORDER_THIN); lg.setBorderRight(HSSFCellStyle.BORDER_THIN); lg.setBorderLeft(HSSFCellStyle.BORDER_THIN); lg.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER); CellStyle Y = wb.createCellStyle(); Y.setFont(bolfont); Y.setWrapText(true); Y.setAlignment(Y.ALIGN_CENTER); Y.setFillForegroundColor(HSSFColor.YELLOW.index); Y.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND); Y.setBorderBottom(HSSFCellStyle.BORDER_THIN); Y.setBorderTop(HSSFCellStyle.BORDER_THIN); Y.setBorderRight(HSSFCellStyle.BORDER_THIN); Y.setBorderLeft(HSSFCellStyle.BORDER_THIN); Y.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER); CellStyle R = wb.createCellStyle(); R.setFont(bolfont); R.setWrapText(true); R.setAlignment(R.ALIGN_CENTER); R.setFillForegroundColor(HSSFColor.RED.index); R.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND); R.setBorderBottom(HSSFCellStyle.BORDER_THIN); R.setBorderTop(HSSFCellStyle.BORDER_THIN); R.setBorderRight(HSSFCellStyle.BORDER_THIN); R.setBorderLeft(HSSFCellStyle.BORDER_THIN); R.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER); //=======INNER LEFT DATA STYLING=========================== CellStyle binnerdata_style2 = wb.createCellStyle(); binnerdata_style2.setFont(datafont); binnerdata_style2.setWrapText(true); binnerdata_style2.setAlignment(binnerdata_style2.ALIGN_LEFT); binnerdata_style2.setFillForegroundColor(HSSFColor.WHITE.index); binnerdata_style2.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND); binnerdata_style2.setBorderBottom(HSSFCellStyle.BORDER_THIN); binnerdata_style2.setBorderTop(HSSFCellStyle.BORDER_THIN); binnerdata_style2.setBorderRight(HSSFCellStyle.BORDER_THIN); binnerdata_style2.setBorderLeft(HSSFCellStyle.BORDER_THIN); binnerdata_style2.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER); //create a header //=======================Domainname styles CellStyle dnamestyle = wb.createCellStyle(); dnamestyle.setFont(bolfont); dnamestyle.setWrapText(true); dnamestyle.setAlignment(dnamestyle.ALIGN_LEFT); dnamestyle.setFillForegroundColor(HSSFColor.WHITE.index); dnamestyle.setFillPattern(HSSFCellStyle.SOLID_FOREGROUND); dnamestyle.setBorderBottom(HSSFCellStyle.BORDER_THIN); dnamestyle.setBorderTop(HSSFCellStyle.BORDER_THIN); dnamestyle.setBorderRight(HSSFCellStyle.BORDER_THIN); dnamestyle.setBorderLeft(HSSFCellStyle.BORDER_THIN); dnamestyle.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER); shet2 = wb.createSheet("Report"); shet2.setColumnWidth(0, 10000); shet2.setColumnWidth(1, 5000); shet2.setColumnWidth(2, 5000); shet2.setColumnWidth(3, 5000); shet2.setColumnWidth(4, 8000); shet2.setColumnWidth(5, 8000); //create header one HSSFRow header = shet2.createRow(0); header.setHeightInPoints(30); HSSFCell cel1 = header.createCell(0); cel1.setCellValue("APHIAplus NURU YA BONDE"); cel1.setCellStyle(style); for (int b = 1; b <= 5; b++) { cel1 = header.createCell(b); cel1.setCellValue(""); cel1.setCellStyle(style); } shet2.addMergedRegion(new CellRangeAddress(0, 0, 0, 5)); //create header two HSSFRow header2 = shet2.createRow(1); header2.setHeightInPoints(28); HSSFCell cel2 = null; for (int b = 1; b <= 5; b++) { cel2 = header2.createCell(b); cel2.setCellValue(""); cel2.setCellStyle(style); } cel2 = header2.createCell(0); cel2.setCellValue("OVC LIP SUPPORT SUPERVISION DASH BOARD"); cel2.setCellStyle(style); shet2.addMergedRegion(new CellRangeAddress(1, 1, 0, 5)); //cbo name //create header three HSSFRow header3 = shet2.createRow(2); HSSFCell cel3 = header3.createCell(0); cel3.setCellValue("Name of LIP/CBO"); cel3.setCellStyle(innerdata_style2); HSSFCell cel4 = header3.createCell(1); cel4.setCellValue("" + cboname); cel4.setCellStyle(innerdata_style); //blank cells for purpose of clear worksheet only for (int x = 2; x <= 3; x++) { HSSFCell cel = header3.createCell(x); cel.setCellValue(""); cel.setCellStyle(innerdata_style); } HSSFCell cel5 = header3.createCell(4); cel5.setCellValue("Site Visited:"); cel5.setCellStyle(innerdata_style2); HSSFCell cel6 = header3.createCell(5); cel6.setCellValue("" + sitename); cel6.setCellStyle(lastcellrighborder); //add the width of this column //create a blank row whose last cell has a border HSSFRow blankrw = shet2.createRow(3); for (int z = 0; z < 5; z++) { HSSFCell cl = blankrw.createCell(z); cl.setCellValue(""); cl.setCellStyle(innerdata_style); } HSSFCell cl = blankrw.createCell(5); cl.setCellValue(""); cl.setCellStyle(lastcellrighborder); //==========DATE OF VISIT String mywhere = "site='" + site + "' and period='" + period + "' and year='" + year + "' "; String supervisor = ""; String dateofvisit = ""; String strengths = ""; String constraints = ""; String loadbasicdetails = "select * from backgroundinfor join staff on backgroundinfor.supervisor=staff.staff_id where " + mywhere + " "; System.out.println(loadbasicdetails); conn.rs = conn.st.executeQuery(loadbasicdetails); while (conn.rs.next()) { supervisor = conn.rs.getString("fname") + " " + conn.rs.getString("mname"); dateofvisit = conn.rs.getString("ass_date"); strengths = conn.rs.getString("strengths"); constraints = conn.rs.getString("constraints"); } //================Create the second header================= //create header three HSSFRow header4 = shet2.createRow(4); HSSFCell cel = header4.createCell(0); cel.setCellValue("Date of Visit"); cel.setCellStyle(innerdata_style2); HSSFCell cell = header4.createCell(1); cell.setCellValue("" + dateofvisit); cell.setCellStyle(innerdata_style); //blank cells for purpose of clear worksheet only for (int x = 2; x <= 3; x++) { HSSFCell ceel = header4.createCell(x); ceel.setCellValue(""); ceel.setCellStyle(innerdata_style); } HSSFCell cell5 = header4.createCell(4); cell5.setCellValue("Supervision Team Lead:"); cell5.setCellStyle(innerdata_style2); HSSFCell cell6 = header4.createCell(5); cell6.setCellValue("" + supervisor); cell6.setCellStyle(lastcellrighborder); //another blank row HSSFRow blankrw2 = shet2.createRow(5); for (int z = 0; z < 5; z++) { HSSFCell cl2 = blankrw2.createCell(z); cl2.setCellValue(""); cl2.setCellStyle(innerdata_style); } HSSFCell cl2 = blankrw2.createCell(5); cl2.setCellValue(""); cl2.setCellStyle(lastcellrighborder); //create a header String theaderar[] = { "Assesment Domain", "LG", "Y", "R", "Comments/Action", "" }; HSSFRow theader = shet2.createRow(6); for (int x = 0; x < theaderar.length; x++) { HSSFCell tcel = theader.createCell(x); tcel.setCellValue(theaderar[x]); if (theaderar[x].equalsIgnoreCase("LG")) { tcel.setCellStyle(lg); } else if (theaderar[x].equalsIgnoreCase("Y")) { tcel.setCellStyle(Y); } else if (theaderar[x].equalsIgnoreCase("R")) { tcel.setCellStyle(R); } else { tcel.setCellStyle(style); } } shet2.addMergedRegion(new CellRangeAddress(6, 6, 4, 5)); //SECTION A HEADER HSSFRow seca = shet2.createRow(7); HSSFCell tcel1 = seca.createCell(0); tcel1.setCellValue("Section A: Data management and Reporting Systems"); tcel1.setCellStyle(style); for (int b = 1; b <= 5; b++) { cel1 = seca.createCell(b); cel1.setCellValue(""); cel1.setCellStyle(style); } shet2.addMergedRegion(new CellRangeAddress(7, 7, 0, 5)); String gettables = "SELECT domain_name,domains.domain_id as domainid,section_name,domains.section_id as secid,value as domainvalue,aggregate_sum,period,year,site FROM domains join sections on domains.section_id=sections.section_id join domain_totals on domains.domain_id=domain_totals.domainid where " + mywhere + " order by domainid"; System.out.println(gettables); conn.rs = conn.st.executeQuery(gettables); int rwcount = 8; HSSFRow rwx = null; HSSFCell celx = null; String sectioncopy = ""; while (conn.rs.next()) { if (sectioncopy.equals("")) { sectioncopy = conn.rs.getString("section_name"); } //if the section has changed if (!sectioncopy.equals(conn.rs.getString("section_name"))) { //create a section header //``````````````````````````````INNER SECTION HEADERS`````````````````` //``````````````````````````````INNER SECTION HEADERS`````````````````` //``````````````````````````````INNER SECTION HEADERS`````````````````` HSSFRow secb = shet2.createRow(rwcount); HSSFCell t = secb.createCell(0); t.setCellValue("Section " + conn.rs.getString("section_name")); t.setCellStyle(style); //for purpose of merging for (int b = 1; b <= 5; b++) { cel1 = secb.createCell(b); cel1.setCellValue(""); cel1.setCellStyle(style); } //equalize copy and current value sectioncopy = conn.rs.getString("section_name"); shet2.addMergedRegion(new CellRangeAddress(rwcount, rwcount, 0, 5)); //increment rowcount to skip the current row rwcount++; } String valu[] = { conn.rs.getString("domain_name"), "", "", "", "", "" }; rwx = shet2.createRow(rwcount); for (int t = 0; t < valu.length; t++) { celx = rwx.createCell(t); celx.setCellValue("" + valu[t]); celx.setCellStyle(dnamestyle); } shet2.addMergedRegion(new CellRangeAddress(rwcount, rwcount, 4, 5)); //get the value of percentange achievement per domian //multiply by 100 //round off float domainvalue = conn.rs.getFloat("domainvalue"); domainvalue = domainvalue * 100; //BigDecimal bd=new BigDecimal(domainvalue).setScale(0,RoundingMode.HALF_EVEN); //domainval=bd.doubleValue(); domainvalue = Math.round(domainvalue); //determine the cell to print data on if (domainvalue >= 75) { celx = rwx.createCell(1); celx.setCellValue("" + domainvalue + "%"); celx.setCellStyle(lg); } else if (domainvalue >= 60 && domainvalue < 75) { celx = rwx.createCell(2); celx.setCellValue("" + domainvalue + "%"); celx.setCellStyle(Y); } else if (domainvalue < 60) { celx = rwx.createCell(3); celx.setCellValue("" + domainvalue + "%"); celx.setCellStyle(R); } rwcount++; } ///=========================end of while loop //====================STRENGTHS=========================== HSSFRow secb = shet2.createRow(rwcount); //for purpose of merging for (int b = 1; b <= 5; b++) { cel1 = secb.createCell(b); cel1.setCellValue(""); cel1.setCellStyle(style); } HSSFCell t = secb.createCell(0); t.setCellValue("What has worked well and key areas of strengths observed"); t.setCellStyle(style); shet2.addMergedRegion(new CellRangeAddress(rwcount, rwcount, 0, 5)); rwcount++; HSSFRow str = shet2.createRow(rwcount); for (int b = 1; b <= 5; b++) { cel1 = str.createCell(b); cel1.setCellValue(""); cel1.setCellStyle(dnamestyle); } HSSFCell t1 = str.createCell(0); t1.setCellValue("" + strengths); t1.setCellStyle(dnamestyle); shet2.addMergedRegion(new CellRangeAddress(rwcount, rwcount, 0, 5)); //for purpose of merging str.setHeightInPoints(50); rwcount++; //=======Contraints HSSFRow sec3 = shet2.createRow(rwcount); //for purpose of merging for (int b = 1; b <= 5; b++) { cel1 = sec3.createCell(b); cel1.setCellValue(""); cel1.setCellStyle(style); } HSSFCell t2 = sec3.createCell(0); t2.setCellValue("Critical consraints affecting quality programming and data management"); t2.setCellStyle(style); shet2.addMergedRegion(new CellRangeAddress(rwcount, rwcount, 0, 5)); rwcount++; HSSFRow str2 = shet2.createRow(rwcount); for (int b = 1; b <= 5; b++) { cel1 = str2.createCell(b); cel1.setCellValue(""); cel1.setCellStyle(dnamestyle); } HSSFCell t4 = str2.createCell(0); t4.setCellValue("" + constraints); t4.setCellStyle(dnamestyle); shet2.addMergedRegion(new CellRangeAddress(rwcount, rwcount, 0, 5)); str2.setHeightInPoints(50); rwcount++; //a line of codes String codes[] = { "LG - Meets Expectations (>=75%); ", " Y- Needs Improvement (60%- 74%);", "R - Needs Urgent Attention (<=59%);" }; HSSFRow rwl = shet2.createRow(rwcount); HSSFCell ce = rwl.createCell(0); ce.setCellValue("CODES"); ce.setCellStyle(dnamestyle); for (int b = 0; b < codes.length; b++) { ce = rwl.createCell(b + 1); ce.setCellValue("" + codes[b]); if (b == 0) { ce.setCellStyle(lg); } else if (b == 1) { ce.setCellStyle(Y); } else { ce.setCellStyle(R); } } ce = rwl.createCell(4); ce.setCellValue(""); ce.setCellStyle(dnamestyle); ce = rwl.createCell(5); ce.setCellValue(""); ce.setCellStyle(dnamestyle); shet2.addMergedRegion(new CellRangeAddress(rwcount, rwcount, 4, 5)); //write it as an excel attachment sitename = sitename.replace(" ", "_"); sitename = sitename.replace("'", ""); cboname = cboname.replace(" ", "_"); cboname = cboname.replace("'", "_"); 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=OVC_LIP_REPORT_" + cboname + "_" + sitename + ".xls"); OutputStream outStream = response.getOutputStream(); outStream.write(outArray); outStream.flush(); } catch (SQLException ex) { Logger.getLogger(basicreports.class.getName()).log(Level.SEVERE, null, ex); } } // <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> }