/**
 * <copyright> Copyright 2006 by Know-Center, Graz, Austria </copyright>
 * PDF-AS has been contracted by the E-Government Innovation Center EGIZ, a
 * joint initiative of the Federal Chancellery Austria and Graz University of
 * Technology.
 *
 * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
 * the European Commission - subsequent versions of the EUPL (the "Licence");
 * You may not use this work except in compliance with the Licence.
 * You may obtain a copy of the Licence at:
 * http://www.osor.eu/eupl/
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the Licence is distributed on an "AS IS" basis,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the Licence for the specific language governing permissions and
 * limitations under the Licence.
 *
 * This product combines work with different licenses. See the "NOTICE" text
 * file for details on the various modules and licenses.
 * The "NOTICE" text file is part of the distribution. Any derivative works
 * that you distribute must include a readable copy of the "NOTICE" text file.
 *
 * $Id: SessionInformation.java,v 1.2 2006/08/25 17:06:11 wprinz Exp $
 */
package at.gv.egiz.pdfas.web.session;

import java.io.Serializable;

import javax.servlet.http.HttpSessionBindingEvent;
import javax.servlet.http.HttpSessionBindingListener;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import at.gv.egiz.pdfas.api.analyze.AnalyzeResult;
import at.gv.egiz.pdfas.api.io.DataSource;
import at.gv.egiz.pdfas.api.verify.VerifyResults;
import at.gv.egiz.pdfas.web.CurrentLocalOperation;
import at.gv.egiz.pdfas.web.ExternAppInformation;

/**
 * This class is a collection of various session parameters that are passed
 * between the servlets and jsps.
 *
 * <p>
 * The SessionInformation class contains type safe references to the objects.
 * </p>
 *
 * @author wprinz
 */
public class VerifySessionInformation implements HttpSessionBindingListener, Serializable
{

  /**
   * SVUID.
   */
  private static final long serialVersionUID = -7413884936584659150L;

  /**
   * The log.
   */
  private static Log log = LogFactory.getLog(VerifySessionInformation.class);

  /**
   * The connector.
   */
  public String connector = null;

  /**
   * For local requests, tells the application (sign, verify).
   */
  public String application = null;

  /**
   * Tells the operation mode (binary, textual).
   */
  public String mode = null;

  /**
   * The original, uploaded pdf.
   */
  public DataSource inputDataSource = null;

  /**
   * The type/profile of the signature.
   */
  public String type = null;

  /**
   * Keeps track of the currently running local operation.
   *
   * <p>
   * Only valid during local verify.
   * </p>
   */
  public CurrentLocalOperation currentLocalOperation = null;

  /**
   * Object containing information about the calling webapplication.
   * @author: Thomas Zefferer
   */
  public ExternAppInformation exappinf;

  /**
   * The result of the analyze call.
   */
  public AnalyzeResult analyzeResult;

  /**
   * Results of the verify process.
   */
  public VerifyResults verifyResults;

  /**
   * Start time of session (afitzek)
   */
  public long startTime;

  /**
   * Save filename of file for statistic log (afitzek)
   */
  public String file_name;

  /**
   * @see javax.servlet.http.HttpSessionBindingListener#valueBound(javax.servlet.http.HttpSessionBindingEvent)
   */
  public void valueBound(HttpSessionBindingEvent event)
  {
    log.debug("Bound SignSessionInformation to session.");
  }

  /**
   * @see javax.servlet.http.HttpSessionBindingListener#valueUnbound(javax.servlet.http.HttpSessionBindingEvent)
   */
  public void valueUnbound(HttpSessionBindingEvent event)
  {
    log.debug("Unbound SignSessionInformation from session.");
  }

}