+
+ static ArrayList<Object> getReportData(int report_num, int clientid) {
+ ArrayList<Object> data = new ArrayList<>();
+ try {
+ Connection conn = DriverManager.getConnection(JDBC + connectionURL);
+
+ // if no client ID is specified i.e. -1 get ll
+ ResultSet rs;
+ if (clientid == -1) {
+ Statement st = conn.createStatement();
+ rs = st.executeQuery(REPORTS_UNFILTERED[report_num]);
+ }
+ else {
+ PreparedStatement st = conn.prepareStatement(REPORTS_FILTERED[report_num]);
+ st.setInt (1, clientid);
+ rs = st.executeQuery();
+ }
+
+ while (rs.next()) {
+ ResultSetMetaData md = rs.getMetaData();
+ SimpleDateFormat fmt = new SimpleDateFormat ("dd MMM yyyy");
+ for (int i = 1; i <= md.getColumnCount(); i ++ ) {
+ // for INTEGER Columns which are date alone, handle separately
+ if (md.getColumnName(i).contains("Date"))
+ data.add (fmt.format(getValidDate(rs, md.getColumnName(i))));
+ else
+ data.add (rs.getObject (i));
+ }
+ }
+ conn.close ();
+ return data;
+ } catch (SQLException ex) {
+ Logger.getLogger(Utility.class.getName()).log(Level.SEVERE, null, ex);
+ return null;
+ }
+
+ }
+
+ static boolean saveReportCSV(String filePath, String[] reportCols, ArrayList<Object> reportData) {
+ try {
+ FileWriter f = new FileWriter (filePath);
+ for (int i = 0; i < reportCols.length; i ++) {
+ f.append (escapeQuoteCSV(reportCols[i]));
+ f.append (",");
+ }
+ f.append("\n");
+ for (int i = 0; i < reportData.size(); i += reportCols.length) {
+ for (int j = 0; j < reportCols.length; j ++) {
+ f.append (escapeQuoteCSV(reportData.get(i+j)));
+ f.append (",");
+ }
+ f.append ("\n");
+ }
+ f.flush();
+ f.close();
+ return true;
+ } catch (IOException ex) {
+ Logger.getLogger(Utility.class.getName()).log(Level.SEVERE, null, ex);
+ return false;
+ }
+
+ }
+
+ private static String escapeQuoteCSV(Object bareStr) {
+ if (bareStr == null)
+ return "";
+ else if (bareStr.getClass() == String.class) {
+ String str = (String)bareStr;
+ String escapedStr = str.replace ("\"", "\"\"");
+ System.out.println(escapedStr);
+ String finalStr = String.format ("\"%s\"", escapedStr);
+ return finalStr;
+ }
+ else
+ return String.format("\"%s\"", bareStr.toString());
+ }
+
+ static boolean saveReportHTML(String filepath, String report_title,
+ String[] report_cols, ArrayList<Object> report_data) {
+ FileWriter htmlFile;
+ try {
+ htmlFile = new FileWriter(filepath);
+ htmlFile.append("<!DOCTYPE html>\n<html lang=\"en\">\n<head>\n<title>");
+ htmlFile.append(htmlEscape(report_title));
+ htmlFile.append("</title>\n</head>\n");
+ htmlFile.append ("<body>\n");
+ htmlFile.append("<h1>");
+ htmlFile.append(htmlEscape(report_title));
+ htmlFile.append("</h1>\n");
+ htmlFile.append ("<table>\n");
+ htmlFile.append ("\t<tr>\n");
+ for (int i = 0; i < report_cols.length; i ++) {
+ htmlFile.append ("\t\t<th>");
+ htmlFile.append (htmlEscape(report_cols[i]));
+ htmlFile.append("</th>\n");
+ }
+ htmlFile.append ("\t</tr>\n");
+ for (int r = 0; r < report_data.size(); r += report_cols.length) {
+ htmlFile.append("\t<tr>\n");
+ for (int c = 0; c < report_cols.length; c ++) {
+ htmlFile.append("\t\t<td>");
+ htmlFile.append(htmlEscape(report_data.get(r+c)));
+ htmlFile.append("</td>\n");
+ }
+ htmlFile.append ("\t</tr>\n");
+ }
+ htmlFile.append("</table>\n");
+ htmlFile.append("</body>\n");
+ htmlFile.append("</html>");
+ htmlFile.flush();
+ htmlFile.close();
+ return true;
+ } catch (IOException ex) {
+ Logger.getLogger(Utility.class.getName()).log(Level.SEVERE, null, ex);
+ return false;
+ }
+ }
+
+ private static String htmlEscape(Object barestr) {
+ if (barestr == null)
+ return "";
+ else if (barestr.getClass() == String.class) {
+ String barestrs = (String)barestr;
+ String str = barestrs.replace("&", "&").replace("<", "<").
+ replace(">", ">").replace("\"", """).replace("\n", "<br>");
+ return str;
+ }
+ else
+ return barestr.toString();
+ }
+
+