/******************************************************************************

  * PicSizeUpdater.java - Update the width/height for each pic in the database.

  * 

  * PicMan - The BuckoSoft Picture Manager in Java

  * Copyright(c) 2007 - Dick Balaska

  * 

  */

 package com.buckosoft.PicMan.business.util;

 import java.awt.Dimension;

 import java.io.File;

 import java.util.Date;

 import java.util.Iterator;

 import java.util.List;

 import org.apache.commons.logging.Log;

 import org.apache.commons.logging.LogFactory;

 import com.buckosoft.PicMan.business.PicManFacade;

 import com.buckosoft.PicMan.domain.JobLogEntry;

 import com.buckosoft.PicMan.domain.Pic;

 /** Update the width/height for each pic in the database. <br/>

  * The first 12702 pictures went into the database with a 0/0 size,

  * and Mosaic needs to know the sizes to do it's work. <br/>

  * The first 15077 pictures went into the database with the incorrect date stamp from the pics.

  * @author Dick Balaska

  * @since 2007/12/13

  */

 public class PicSizeUpdater {

         private        static final boolean DEBUG = true;

         protected final Log logger = LogFactory.getLog(getClass());

         private        int picProcessing = 0;

         private        PicManFacade        pmf;

         /** Set the reference to the PicMan API.

          * @param pmf The PicManFacade

          */

         public        void setPicMan(PicManFacade pmf) {

                 this.pmf = pmf;

         }

         /** Which ordinal picture are we working on?

          * This is just a status indicator

          * @return the picProcessing

          */

         public int getPicProcessing() {

                 return picProcessing;

         }

         /** Primary entry point called from BatchManager.

          * Scan the entire database, read each Pic, and update it's size in the database.

          */

         public void run() {

                 List<Pic> pics = pmf.getDB().getPics();

                 Iterator<Pic> iter = pics.iterator();

                 picProcessing = 0;

                 JobLogEntry jle = new JobLogEntry();

                 jle.setType(JobLogEntry.PICSIZE);

                 //jle.setChainId();

                 //jle.setName();

                 pmf.addJobToLog(jle);

                 Pic pic;

                 File file;

                 while (iter.hasNext()) {

                         picProcessing++;

                         pic = iter.next();

 //                        if (pic.getHeight() != 0 && pic.getWidth() != 0)

 //                                continue;

                         //if (DEBUG)

                         //        logger.info("Update: " + pic.getLocation() + ":" + pic.getName());

                         Dimension d = pmf.determinePicSize(pic);

                         if (d.height == -1) {

                                 logger.info("Can't determine size for pic: " + pic.getName());

                                 d.height = 0;

                                 d.width = 0;

                         }

                         long time = 0;

                         String s = pic.getLocation().replace('\\', '/');

                         String fullPath;

                         if (pic.getRid() != 0) {

                                 fullPath = pmf.getDB().getRoot(pic.getRid()).getPath() + "/" + s

                                         + "/" + pic.getName() + ".jpg";

                                 try {

                                         file = new File(fullPath);

                                         time = file.lastModified();

                                 } catch (Exception e) {

                                         logger.warn("Can't get date for pic" + pic.getName());

                                 }

                         }

                         if (d.height != pic.getHeight() || d.width != pic.getWidth()

                          || !s.equals(pic.getLocation())

                          || pic.getDate().getTime() != time) {

                                 if (DEBUG)

                                         logger.info("Updating: " + pic.getName());

                                 pic.setHeight(d.height);

                                 pic.setWidth(d.width);

                                 pic.setLocation(s);

                                 pic.getDate().setTime(time);

                                 pmf.getDB().updatePic(pic);

                         }

                 }

                 jle.setEndTime(new Date());

         }

 }