/**
 * <copyright> Copyright (c) 2006 by Know-Center, Graz, Austria </copyright>
 * 
 * This software is the confidential and proprietary information of Know-Center,
 * Graz, Austria. You shall not disclose such Confidential Information and shall
 * use it only in accordance with the terms of the license agreement you entered
 * into with Know-Center.
 * 
 * KNOW-CENTER MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF
 * THE SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR
 * NON-INFRINGEMENT. KNOW-CENTER SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY
 * LICENSEE AS A RESULT OF USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
 * DERIVATIVES.
 * 
 * $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;
  
  /**
   * @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.");
  }

}