1 /*******************************************************************************
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2 * ============LICENSE_START==================================================
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4 * * ===========================================================================
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5 * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.
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6 * * ===========================================================================
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7 * * Licensed under the Apache License, Version 2.0 (the "License");
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8 * * you may not use this file except in compliance with the License.
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9 * * You may obtain a copy of the License at
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11 * * http://www.apache.org/licenses/LICENSE-2.0
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13 * * Unless required by applicable law or agreed to in writing, software
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14 * * distributed under the License is distributed on an "AS IS" BASIS,
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15 * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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16 * * See the License for the specific language governing permissions and
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17 * * limitations under the License.
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18 * * ============LICENSE_END====================================================
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20 * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
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22 ******************************************************************************/
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24 package org.onap.dmaap.datarouter.provisioning;
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26 import java.io.IOException;
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27 import java.sql.Connection;
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28 import java.sql.PreparedStatement;
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29 import java.sql.ResultSet;
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30 import java.sql.SQLException;
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31 import java.text.ParseException;
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32 import java.text.SimpleDateFormat;
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33 import java.util.Calendar;
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34 import java.util.Date;
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35 import java.util.HashMap;
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36 import java.util.Map;
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37 import java.util.TimeZone;
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38 import javax.servlet.ServletOutputStream;
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39 import javax.servlet.http.HttpServletRequest;
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40 import javax.servlet.http.HttpServletResponse;
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41 import org.json.JSONException;
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42 import org.onap.dmaap.datarouter.provisioning.beans.EventLogRecord;
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43 import org.onap.dmaap.datarouter.provisioning.utils.DB;
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44 import org.onap.dmaap.datarouter.provisioning.utils.LOGJSONObject;
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46 import static org.onap.dmaap.datarouter.provisioning.utils.HttpServletUtils.sendResponseError;
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49 * This Servlet handles requests to the <Statistics API> and <Statistics consilidated
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52 * @author Manish Singh
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53 * @version $Id: StatisticsServlet.java,v 1.11 2016/08/10 17:27:02 Manish Exp $
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55 @SuppressWarnings("serial")
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57 public class StatisticsServlet extends BaseServlet {
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59 private static final long TWENTYFOUR_HOURS = (24 * 60 * 60 * 1000L);
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60 private static final String fmt1 = "yyyy-MM-dd'T'HH:mm:ss'Z'";
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61 private static final String fmt2 = "yyyy-MM-dd'T'HH:mm:ss.SSS'Z'";
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65 * DELETE a logging URL -- not supported.
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68 public void doDelete(HttpServletRequest req, HttpServletResponse resp) {
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69 String message = "DELETE not allowed for the logURL.";
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70 EventLogRecord elr = new EventLogRecord(req);
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71 elr.setMessage(message);
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72 elr.setResult(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
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73 eventlogger.error(elr.toString());
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74 sendResponseError(resp, HttpServletResponse.SC_METHOD_NOT_ALLOWED, message, eventlogger);
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78 * GET a Statistics URL -- retrieve Statistics data for a feed or subscription. See the
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79 * <b>Statistics API</b> document for details on how this method should be invoked.
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82 public void doGet(HttpServletRequest req, HttpServletResponse resp) {
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84 Map<String, String> map = buildMapFromRequest(req);
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85 if (map.get("err") != null) {
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86 sendResponseError(resp, HttpServletResponse.SC_BAD_REQUEST, "Invalid arguments: " + map.get("err"), eventlogger);
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89 // check Accept: header??
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91 resp.setStatus(HttpServletResponse.SC_OK);
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92 resp.setContentType(LOGLIST_CONTENT_TYPE);
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94 String outputType = "json";
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95 String feedids = null;
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97 if (req.getParameter("feedid") == null && req.getParameter("groupid") == null) {
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99 resp.getOutputStream().print("Invalid request, Feedid or Group ID is required.");
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100 } catch (IOException ioe) {
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101 eventlogger.error("PROV0171 StatisticsServlet.doGet: " + ioe.getMessage(), ioe);
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105 if (req.getParameter("feedid") != null && req.getParameter("groupid") == null) {
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106 map.put("feedids", req.getParameter("feedid").replace("|", ",").toString());
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109 if (req.getParameter("groupid") != null && req.getParameter("feedid") == null) {
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110 StringBuffer groupid1 = new StringBuffer();
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113 groupid1 = this.getFeedIdsByGroupId(Integer.parseInt(req.getParameter("groupid")));
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114 map.put("feedids", groupid1.toString());
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115 } catch (NumberFormatException | SQLException e) {
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116 eventlogger.error("PROV0172 StatisticsServlet.doGet: " + e.getMessage(), e);
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119 if (req.getParameter("groupid") != null && req.getParameter("feedid") != null) {
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120 StringBuffer groupid1 = new StringBuffer();
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123 groupid1 = this.getFeedIdsByGroupId(Integer.parseInt(req.getParameter("groupid")));
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124 groupid1.append(",");
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125 groupid1.append(req.getParameter("feedid").replace("|", ",").toString());
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126 map.put("feedids", groupid1.toString());
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127 } catch (NumberFormatException | SQLException e) {
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128 eventlogger.error("PROV0173 StatisticsServlet.doGet: " + e.getMessage(), e);
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132 if (req.getParameter("subid") != null && req.getParameter("feedid") != null) {
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133 StringBuffer subidstr = new StringBuffer();
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134 subidstr.append("and e.DELIVERY_SUBID in(");
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136 subidstr.append(req.getParameter("subid").replace("|", ",").toString());
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137 subidstr.append(")");
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138 map.put("subid", subidstr.toString());
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140 if (req.getParameter("subid") != null && req.getParameter("groupid") != null) {
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141 StringBuffer subidstr = new StringBuffer();
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142 subidstr.append("and e.DELIVERY_SUBID in(");
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144 subidstr.append(req.getParameter("subid").replace("|", ",").toString());
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145 subidstr.append(")");
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146 map.put("subid", subidstr.toString());
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148 if (req.getParameter("type") != null) {
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149 map.put("eventType", req.getParameter("type").replace("|", ",").toString());
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151 if (req.getParameter("output_type") != null) {
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152 map.put("output_type", req.getParameter("output_type").toString());
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154 if (req.getParameter("start_time") != null) {
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155 map.put("start_time", req.getParameter("start_time").toString());
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157 if (req.getParameter("end_time") != null) {
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158 map.put("end_time", req.getParameter("end_time").toString());
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161 if (req.getParameter("time") != null) {
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162 map.put("start_time", req.getParameter("time").toString());
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163 map.put("end_time", null);
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166 if (req.getParameter("output_type") != null) {
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167 outputType = req.getParameter("output_type");
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170 this.getRecordsForSQL(map, outputType, resp.getOutputStream(), resp);
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171 } catch (IOException ioe) {
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172 eventlogger.error("PROV0174 StatisticsServlet.doGet: " + ioe.getMessage(), ioe);
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179 * rsToJson - Converting RS to JSON object
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181 * @param out ServletOutputStream, rs as ResultSet
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182 * @throws IOException, SQLException
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184 public void rsToCSV(ResultSet rs, ServletOutputStream out) throws IOException, SQLException {
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185 String header = "FEEDNAME,FEEDID,FILES_PUBLISHED,PUBLISH_LENGTH, FILES_DELIVERED, DELIVERED_LENGTH, SUBSCRIBER_URL, SUBID, PUBLISH_TIME,DELIVERY_TIME, AverageDelay\n";
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187 out.write(header.getBytes());
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189 while (rs.next()) {
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190 StringBuffer line = new StringBuffer();
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191 line.append(rs.getString("FEEDNAME"));
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193 line.append(rs.getString("FEEDID"));
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195 line.append(rs.getString("FILES_PUBLISHED"));
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197 line.append(rs.getString("PUBLISH_LENGTH"));
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199 line.append(rs.getString("FILES_DELIVERED"));
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201 line.append(rs.getString("DELIVERED_LENGTH"));
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203 line.append(rs.getString("SUBSCRIBER_URL"));
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205 line.append(rs.getString("SUBID"));
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207 line.append(rs.getString("PUBLISH_TIME"));
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209 line.append(rs.getString("DELIVERY_TIME"));
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211 line.append(rs.getString("AverageDelay"));
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215 out.write(line.toString().getBytes());
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221 * rsToJson - Converting RS to JSON object
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223 * @param out ServletOutputStream, rs as ResultSet
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224 * @throws IOException, SQLException
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226 public void rsToJson(ResultSet rs, ServletOutputStream out) throws IOException, SQLException {
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228 String fields[] = {"FEEDNAME", "FEEDID", "FILES_PUBLISHED", "PUBLISH_LENGTH", "FILES_DELIVERED",
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229 "DELIVERED_LENGTH", "SUBSCRIBER_URL", "SUBID", "PUBLISH_TIME", "DELIVERY_TIME",
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231 StringBuffer line = new StringBuffer();
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233 line.append("[\n");
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235 while (rs.next()) {
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236 LOGJSONObject j2 = new LOGJSONObject();
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237 for (String key : fields) {
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238 Object v = rs.getString(key);
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240 j2.put(key.toLowerCase(), v);
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242 j2.put(key.toLowerCase(), "");
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245 line = line.append(j2.toString());
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246 line.append(",\n");
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249 out.print(line.toString());
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253 * getFeedIdsByGroupId - Getting FEEDID's by GROUP ID.
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255 * @throws SQLException Query SQLException.
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257 public StringBuffer getFeedIdsByGroupId(int groupIds) throws SQLException {
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260 Connection conn = null;
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261 //PreparedStatement prepareStatement = null;
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262 ResultSet resultSet = null;
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263 String sqlGoupid = null;
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264 StringBuffer feedIds = new StringBuffer();
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268 conn = db.getConnection();
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269 sqlGoupid = " SELECT FEEDID from FEEDS WHERE GROUPID = ?";
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270 try(PreparedStatement prepareStatement = conn.prepareStatement(sqlGoupid)) {
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271 prepareStatement.setInt(1, groupIds);
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272 resultSet = prepareStatement.executeQuery();
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273 while (resultSet.next()) {
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274 feedIds.append(resultSet.getInt("FEEDID"));
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275 feedIds.append(",");
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277 feedIds.deleteCharAt(feedIds.length() - 1);
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278 System.out.println("feedIds" + feedIds.toString());
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280 } catch (SQLException e) {
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281 eventlogger.error("PROV0175 StatisticsServlet.getFeedIdsByGroupId: " + e.getMessage(), e);
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284 if (resultSet != null) {
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288 if (conn != null) {
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291 } catch (Exception e) {
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292 eventlogger.error("PROV0176 StatisticsServlet.getFeedIdsByGroupId: " + e.getMessage(), e);
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300 * queryGeneretor - Generating sql query
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302 * @param map as key value pare of all user input fields
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304 public String queryGeneretor(Map<String, String> map) throws ParseException {
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307 String eventType = null;
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308 String feedids = null;
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309 String start_time = null;
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310 String end_time = null;
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311 String subid = " ";
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312 if (map.get("eventType") != null) {
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313 eventType = (String) map.get("eventType");
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315 if (map.get("feedids") != null) {
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316 feedids = (String) map.get("feedids");
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318 if (map.get("start_time") != null) {
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319 start_time = (String) map.get("start_time");
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321 if (map.get("end_time") != null) {
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322 end_time = (String) map.get("end_time");
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324 if ("all".equalsIgnoreCase(eventType)) {
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325 eventType = "PUB','DEL, EXP, PBF";
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327 if (map.get("subid") != null) {
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328 subid = (String) map.get("subid");
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331 eventlogger.info("Generating sql query to get Statistics resultset. ");
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333 if (end_time == null && start_time == null) {
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335 sql = "SELECT (SELECT NAME FROM FEEDS AS f WHERE f.FEEDID in(" + feedids
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336 + ") and f.FEEDID=e.FEEDID) AS FEEDNAME, e.FEEDID as FEEDID, (SELECT COUNT(*) FROM LOG_RECORDS AS c WHERE c.FEEDID in("
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338 + ") and c.FEEDID=e.FEEDID AND c.TYPE='PUB') AS FILES_PUBLISHED,(SELECT SUM(content_length) FROM LOG_RECORDS AS c WHERE c.FEEDID in("
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340 + ") and c.FEEDID=e.FEEDID AND c.TYPE='PUB') AS PUBLISH_LENGTH, COUNT(e.EVENT_TIME) as FILES_DELIVERED, sum(m.content_length) as DELIVERED_LENGTH,SUBSTRING_INDEX(e.REQURI,'/',+3) as SUBSCRIBER_URL, e.DELIVERY_SUBID as SUBID, e.EVENT_TIME AS PUBLISH_TIME, m.EVENT_TIME AS DELIVERY_TIME, AVG(e.EVENT_TIME - m.EVENT_TIME)/1000 as AverageDelay FROM LOG_RECORDS e JOIN LOG_RECORDS m ON m.PUBLISH_ID = e.PUBLISH_ID AND e.FEEDID IN ("
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341 + feedids + ") " + subid + " AND m.STATUS=204 AND e.RESULT=204 group by SUBID";
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344 } else if (start_time != null && end_time == null) {
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346 long inputTimeInMilli = 60000 * Long.parseLong(start_time);
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347 Calendar cal = Calendar.getInstance(TimeZone.getTimeZone("GMT"));
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348 long currentTimeInMilli = cal.getTimeInMillis();
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349 long compareTime = currentTimeInMilli - inputTimeInMilli;
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351 sql = "SELECT (SELECT NAME FROM FEEDS AS f WHERE f.FEEDID in(" + feedids
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352 + ") and f.FEEDID=e.FEEDID) AS FEEDNAME, e.FEEDID as FEEDID, (SELECT COUNT(*) FROM LOG_RECORDS AS c WHERE c.FEEDID in("
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354 + ") and c.FEEDID=e.FEEDID AND c.TYPE='PUB') AS FILES_PUBLISHED,(SELECT SUM(content_length) FROM LOG_RECORDS AS c WHERE c.FEEDID in("
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356 + ") and c.FEEDID=e.FEEDID AND c.TYPE='PUB') AS PUBLISH_LENGTH, COUNT(e.EVENT_TIME) as FILES_DELIVERED, sum(m.content_length) as DELIVERED_LENGTH,SUBSTRING_INDEX(e.REQURI,'/',+3) as SUBSCRIBER_URL, e.DELIVERY_SUBID as SUBID, e.EVENT_TIME AS PUBLISH_TIME, m.EVENT_TIME AS DELIVERY_TIME, AVG(e.EVENT_TIME - m.EVENT_TIME)/1000 as AverageDelay FROM LOG_RECORDS e JOIN LOG_RECORDS m ON m.PUBLISH_ID = e.PUBLISH_ID AND e.FEEDID IN ("
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357 + feedids + ") " + subid + " AND m.STATUS=204 AND e.RESULT=204 and e.event_time>="
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358 + compareTime + " group by SUBID";
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363 SimpleDateFormat inFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss");
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364 Date startDate = inFormat.parse(start_time);
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365 Date endDate = inFormat.parse(end_time);
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367 long startInMillis = startDate.getTime();
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368 long endInMillis = endDate.getTime();
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372 sql = "SELECT (SELECT NAME FROM FEEDS AS f WHERE f.FEEDID in(" + feedids
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373 + ") and f.FEEDID=e.FEEDID) AS FEEDNAME, e.FEEDID as FEEDID, (SELECT COUNT(*) FROM LOG_RECORDS AS c WHERE c.FEEDID in("
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375 + ") and c.FEEDID=e.FEEDID AND c.TYPE='PUB') AS FILES_PUBLISHED,(SELECT SUM(content_length) FROM LOG_RECORDS AS c WHERE c.FEEDID in("
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377 + ") and c.FEEDID=e.FEEDID AND c.TYPE='PUB') AS PUBLISH_LENGTH, COUNT(e.EVENT_TIME) as FILES_DELIVERED, sum(m.content_length) as DELIVERED_LENGTH,SUBSTRING_INDEX(e.REQURI,'/',+3) as SUBSCRIBER_URL, e.DELIVERY_SUBID as SUBID, e.EVENT_TIME AS PUBLISH_TIME, m.EVENT_TIME AS DELIVERY_TIME, AVG(e.EVENT_TIME - m.EVENT_TIME)/1000 as AverageDelay FROM LOG_RECORDS e JOIN LOG_RECORDS m ON m.PUBLISH_ID = e.PUBLISH_ID AND e.FEEDID IN ("
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378 + feedids + ") " + subid
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379 + " AND m.STATUS=204 AND e.RESULT=204 and e.event_time between " + startInMillis
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380 + " and " + endInMillis + " group by SUBID";
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389 * PUT a Statistics URL -- not supported.
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392 public void doPut(HttpServletRequest req, HttpServletResponse resp) {
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393 String message = "PUT not allowed for the StatisticsURL.";
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394 EventLogRecord elr = new EventLogRecord(req);
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395 elr.setMessage(message);
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396 elr.setResult(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
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397 eventlogger.error(elr.toString());
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398 sendResponseError(resp, HttpServletResponse.SC_METHOD_NOT_ALLOWED, message, eventlogger);
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402 * POST a Statistics URL -- not supported.
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405 public void doPost(HttpServletRequest req, HttpServletResponse resp) {
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406 String message = "POST not allowed for the StatisticsURL.";
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407 EventLogRecord elr = new EventLogRecord(req);
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408 elr.setMessage(message);
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409 elr.setResult(HttpServletResponse.SC_METHOD_NOT_ALLOWED);
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410 eventlogger.error(elr.toString());
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411 sendResponseError(resp, HttpServletResponse.SC_METHOD_NOT_ALLOWED, message, eventlogger);
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414 private Map<String, String> buildMapFromRequest(HttpServletRequest req) {
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415 Map<String, String> map = new HashMap<String, String>();
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416 String s = req.getParameter("type");
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418 if (s.equals("pub") || s.equals("del") || s.equals("exp")) {
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419 map.put("type", s);
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421 map.put("err", "bad type");
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425 map.put("type", "all");
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427 map.put("publishSQL", "");
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428 map.put("statusSQL", "");
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429 map.put("resultSQL", "");
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430 map.put("reasonSQL", "");
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432 s = req.getParameter("publishId");
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434 if (s.indexOf("'") >= 0) {
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435 map.put("err", "bad publishId");
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438 map.put("publishSQL", " AND PUBLISH_ID = '" + s + "'");
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441 s = req.getParameter("statusCode");
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444 if (s.equals("success")) {
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445 sql = " AND STATUS >= 200 AND STATUS < 300";
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446 } else if (s.equals("redirect")) {
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447 sql = " AND STATUS >= 300 AND STATUS < 400";
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448 } else if (s.equals("failure")) {
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449 sql = " AND STATUS >= 400";
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452 Integer n = Integer.parseInt(s);
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453 if ((n >= 100 && n < 600) || (n == -1)) {
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454 sql = " AND STATUS = " + n;
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456 } catch (NumberFormatException e) {
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460 map.put("err", "bad statusCode");
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463 map.put("statusSQL", sql);
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464 map.put("resultSQL", sql.replaceAll("STATUS", "RESULT"));
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467 s = req.getParameter("expiryReason");
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469 map.put("type", "exp");
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470 if (s.equals("notRetryable")) {
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471 map.put("reasonSQL", " AND REASON = 'notRetryable'");
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472 } else if (s.equals("retriesExhausted")) {
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473 map.put("reasonSQL", " AND REASON = 'retriesExhausted'");
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474 } else if (s.equals("diskFull")) {
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475 map.put("reasonSQL", " AND REASON = 'diskFull'");
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476 } else if (s.equals("other")) {
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477 map.put("reasonSQL", " AND REASON = 'other'");
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479 map.put("err", "bad expiryReason");
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484 long stime = getTimeFromParam(req.getParameter("start"));
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486 map.put("err", "bad start");
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489 long etime = getTimeFromParam(req.getParameter("end"));
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491 map.put("err", "bad end");
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494 if (stime == 0 && etime == 0) {
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495 etime = System.currentTimeMillis();
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496 stime = etime - TWENTYFOUR_HOURS;
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497 } else if (stime == 0) {
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498 stime = etime - TWENTYFOUR_HOURS;
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499 } else if (etime == 0) {
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500 etime = stime + TWENTYFOUR_HOURS;
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502 map.put("timeSQL", String.format(" AND EVENT_TIME >= %d AND EVENT_TIME <= %d", stime, etime));
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506 private long getTimeFromParam(final String s) {
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511 // First, look for an RFC 3339 date
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512 String fmt = (s.indexOf('.') > 0) ? fmt2 : fmt1;
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513 SimpleDateFormat sdf = new SimpleDateFormat(fmt);
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514 Date d = sdf.parse(s);
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515 return d.getTime();
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516 } catch (ParseException e) {
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519 // Also allow a long (in ms); useful for testing
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520 long n = Long.parseLong(s);
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522 } catch (NumberFormatException e) {
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524 intlogger.info("Error parsing time=" + s);
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528 private void getRecordsForSQL(Map<String, String> map, String outputType, ServletOutputStream out, HttpServletResponse resp) {
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531 String filterQuery = this.queryGeneretor(map);
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532 eventlogger.debug("SQL Query for Statistics resultset. " + filterQuery);
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533 intlogger.debug(filterQuery);
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534 long start = System.currentTimeMillis();
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536 try (Connection conn = db.getConnection()) {
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537 try (ResultSet rs = conn.prepareStatement(filterQuery).executeQuery()) {
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538 if (outputType.equals("csv")) {
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539 resp.setContentType("application/octet-stream");
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540 Date date = new Date();
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541 SimpleDateFormat dateFormat = new SimpleDateFormat("dd-MM-YYYY HH:mm:ss");
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542 resp.setHeader("Content-Disposition",
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543 "attachment; filename=\"result:" + dateFormat.format(date) + ".csv\"");
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544 eventlogger.info("Generating CSV file from Statistics resultset");
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548 eventlogger.info("Generating JSON for Statistics resultset");
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549 this.rsToJson(rs, out);
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552 } catch (SQLException e) {
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553 eventlogger.error("SQLException:" + e);
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555 intlogger.debug("Time: " + (System.currentTimeMillis() - start) + " ms");
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556 } catch (IOException e) {
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557 eventlogger.error("IOException - Generating JSON/CSV:" + e);
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558 } catch (JSONException e) {
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559 eventlogger.error("JSONException - executing SQL query:" + e);
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560 } catch (ParseException e) {
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561 eventlogger.error("ParseException - executing SQL query:" + e);
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