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Copyright (C) 2014-2015 Philip Helger ( philip[at]helger[dot]com Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
package com.helger.webbasics.servlet;
Web application listener with statistics support

Philip Helger
  private static final Logger s_aLogger = LoggerFactory.getLogger (WebAppListenerWithStatistics.class);


true to write statistics on context shutdown, false to not do so
  protected boolean isWriteStatisticsOnEnd ()
    return true;


The filename where the statistics should be written to.
  protected String getStatisticsFilename ()
    return "statistics/" +
           PDTFactory.getCurrentYear () +
           "/statistics_" +
           PDTIOHelper.getCurrentDateTimeForFilename () +
  protected void handleStatistics ()
    if (isWriteStatisticsOnEnd ())
      // serialize statistics
        final File aDestPath = WebFileIO.getFile (getStatisticsFilename ());
        final IMicroDocument aDoc = StatisticsExporter.getAsXMLDocument ();
        aDoc.getDocumentElement ().setAttribute ("location""shutdown");
        aDoc.getDocumentElement ().setAttribute ("datetime",
                                                 PDTWebDateUtils.getAsStringXSD (PDTFactory.getCurrentDateTime ()));
        SimpleFileIO.writeFile (aDestPath, MicroWriter.getXMLString (aDoc), .);
      catch (final Throwable t)
        .error ("Failed to write statistics on context shutdown."t);
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