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.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 org.apache.poi.hssf.usermodel.HSSFCell; import org.apache.poi.hssf.usermodel.HSSFCellStyle; import org.apache.poi.hssf.usermodel.HSSFClientAnchor; import org.apache.poi.hssf.usermodel.HSSFFont; import org.apache.poi.hssf.usermodel.HSSFPatriarch; import org.apache.poi.hssf.usermodel.HSSFRichTextString; import org.apache.poi.hssf.usermodel.HSSFRow; import org.apache.poi.hssf.usermodel.HSSFSheet; import org.apache.poi.hssf.usermodel.HSSFSimpleShape; import org.apache.poi.hssf.usermodel.HSSFTextbox; 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; import ovc.gen; /** * * @author MANUEL */ public class barCharts 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 = ""; String startdate = "2015-01-01"; String enddate = "2015-03-30"; startdate = request.getParameter("startdate"); enddate = request.getParameter("enddate"); // year=request.getParameter("year"); //site=request.getParameter("sitecbo"); //period=request.getParameter("period"); //cbo=request.getParameter("staffcbo"); String sitename = ""; String cboname = ""; //begin a loop that will create as many reports as possible 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"); //=========================ROW STYLE=============================== HSSFCellStyle rowstyle = wb.createCellStyle(); rowstyle.setWrapText(true); //=======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); CellStyle orangestyle = wb.createCellStyle(); orangestyle.setFont(bolfont); orangestyle.setWrapText(true); orangestyle.setAlignment(orangestyle.ALIGN_CENTER); orangestyle.setFillForegroundColor(HSSFColor.ORANGE.index); orangestyle.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); orangestyle.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.WHITE.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("Column Charts Per Cbo"); shet2.setColumnWidth(0, 12000); shet2.setColumnWidth(1, 12000); shet2.setColumnWidth(2, 4000); shet2.setColumnWidth(3, 10000); shet2.setColumnWidth(4, 5000); shet2.setColumnWidth(5, 5000); shet2.setColumnWidth(6, 5000); shet2.setColumnWidth(7, 5000); shet2.setColumnWidth(8, 5000); shet2.setColumnWidth(9, 5000); shet2.setColumnWidth(10, 5000); shet2.setColumnWidth(11, 5000); shet2.setColumnWidth(12, 5000); shet2.setColumnWidth(13, 5000); //11111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111 //11111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111 //11111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111 //11111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111 String gettables = "SELECT avg(value) as domainvalue,domain_totals.domainid as domainid,domain_name, section_name,cbo,avg(aggregate_sum) as aggregate_sum FROM ovc_lip.domain_totals join (sites join cbo on sites.cbo_id=cbo.cboid) on domain_totals.site=sites.site_id join ( domains join sections on domains.section_id=sections.section_id ) on domain_totals.domainid=domains.domain_id where date between '" + startdate + "' and '" + enddate + "' group by cbo.cboid,domainid order by cbo,domainid"; System.out.println(gettables); conn.rs = conn.st.executeQuery(gettables); int rwcount = 0; int rowcountcopy = 0; String tableheaders[] = { "Section", "Domain", "% Overall Achievement", "Column chart" }; HSSFRow rwx = null; int monitorrows = 0; int secAcopy = 0; int secBcopy = 0; HSSFCell celx = null; int noofcols = 3; boolean isrow1 = true; while (conn.rs.next()) { //if the section has changed monitorrows++; String domainid = conn.rs.getString("domainid"); float domainvalue = conn.rs.getFloat("domainvalue"); domainvalue = domainvalue * 100; domainvalue = Math.round(domainvalue); float totalsum = conn.rs.getFloat("aggregate_sum"); int dmn = (int) domainvalue; totalsum = Math.round(totalsum); //determine the cell to print data on int ttlsm = (int) totalsum; int hearderheight = 40; //if its the first row in each if (isrow1) { isrow1 = false; rwx = shet2.createRow(rwcount); HSSFCell headercel = rwx.createCell(0); headercel.setCellValue(conn.rs.getString("cbo")); headercel.setCellStyle(style); rwx.setHeightInPoints(hearderheight); //create a blank HSSFCell cel = null; for (int b = 1; b < tableheaders.length; b++) { cel = rwx.createCell(b); cel.setCellValue(""); cel.setCellStyle(style); } //now merge the header cell shet2.addMergedRegion(new CellRangeAddress(rwcount, rwcount, 0, tableheaders.length - 1)); rwcount++; //now create the header part HSSFRow headerrw = shet2.createRow(rwcount); rwx.setHeightInPoints(hearderheight); for (int b = 0; b < tableheaders.length; b++) { HSSFCell cel1 = headerrw.createCell(b); cel1.setCellValue(tableheaders[b]); cel1.setCellStyle(style); } rwcount++; } //create the section part HSSFRow rw = shet2.createRow(rwcount); rw.setHeightInPoints(25); //column one --- section HSSFCell seccell = rw.createCell(0); seccell.setCellValue(conn.rs.getString("section_name")); seccell.setCellStyle(dnamestyle); HSSFCell domcell = rw.createCell(1); domcell.setCellValue(conn.rs.getString("domain_name")); domcell.setCellStyle(dnamestyle); //values only HSSFCell domval = rw.createCell(2); domval.setCellValue(dmn); domval.setCellStyle(dnamestyle); HSSFCell blank = rw.createCell(3); blank.setCellValue(""); blank.setCellStyle(dnamestyle); //now, draw the chart HSSFPatriarch patriarch = shet2.createDrawingPatriarch(); HSSFTextbox textbox1 = patriarch.createTextbox( new HSSFClientAnchor(0, 0, (dmn * 10), 255, (short) 3, rwcount, (short) 3, rwcount)); textbox1.setString(new HSSFRichTextString("" + dmn)); textbox1.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER); //green 18,174,55 //red 250 32 32 //yellow 248 255 9 if (dmn >= 75) { textbox1.setFillColor(18, 174, 55); } else if (dmn > 59 && dmn < 75) { textbox1.setFillColor(248, 255, 9); } else { textbox1.setFillColor(250, 32, 32); } rwcount++; if (monitorrows == 4) { shet2.addMergedRegion(new CellRangeAddress(rwcount - 4, rwcount - 1, 0, 0)); } if (monitorrows == 12) { shet2.addMergedRegion(new CellRangeAddress(rwcount - 8, rwcount - 1, 0, 0)); HSSFRow lastrw = shet2.createRow(rwcount); lastrw.setHeightInPoints(25); //now create a row with average HSSFCell avcell0 = lastrw.createCell(0); avcell0.setCellValue("Average"); avcell0.setCellStyle(dnamestyle); HSSFCell avcell = lastrw.createCell(1); avcell.setCellValue("Average"); avcell.setCellStyle(dnamestyle); HSSFCell avcell1 = lastrw.createCell(2); avcell1.setCellValue(ttlsm); avcell1.setCellStyle(dnamestyle); HSSFCell blank1 = lastrw.createCell(3); blank1.setCellValue(""); blank1.setCellStyle(dnamestyle); HSSFTextbox textbox = patriarch.createTextbox( new HSSFClientAnchor(0, 0, (dmn * (10)), 255, (short) 3, rwcount, (short) 3, rwcount)); textbox.setString(new HSSFRichTextString("" + ttlsm)); if (dmn >= 75) { textbox.setFillColor(18, 174, 55); } else if (dmn > 59 && dmn < 75) { textbox.setFillColor(248, 255, 9); } else { textbox.setFillColor(250, 32, 32); } textbox.setVerticalAlignment(HSSFCellStyle.VERTICAL_CENTER); isrow1 = true; monitorrows = 0; //dont print anything rwcount++; //last blank cell HSSFRow blankrow = shet2.createRow(rwcount); blankrow.setHeightInPoints(30); for (int b = 0; b < tableheaders.length; b++) { HSSFCell cel1 = blankrow.createCell(b); cel1.setCellValue(""); cel1.setCellStyle(innerdata_style); } rwcount++; } } ///=========================end of while loop //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=OVC_CBO_CHARTS_FROM_" + startdate + "_TO_" + enddate + ".xls"); OutputStream outStream = response.getOutputStream(); outStream.write(outArray); outStream.flush(); } catch (SQLException ex) { Logger.getLogger(resultspercbo.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> }