source/mircoders/entity/EntityImages.java

   1 package mircoders.entity;
   2
   3 import java.lang.*;
   4 import java.io.*;
   5 import java.util.*;
   6 import java.sql.*;
   7
   8 import mir.entity.*;
   9 import mir.misc.*;
  10 import mir.storage.*;
  11
  12 /**
  13  * Diese Klasse enthält die Daten eines MetaObjekts
  14  *
  15  * @author RK
  16  * @version 11.11.2000
  17  */
  18
  19
  20 public class EntityImages extends Entity
  21 {
  22         private static int instances;
  23
  24         public EntityImages()
  25         {
  26                 super();
  27                 instances++;
  28         }
  29
  30         public EntityImages(StorageObject theStorage) {
  31                 this();
  32                 setStorage(theStorage);
  33         }
  34
  35         //
  36         // methods
  37
  38
  39
  40         public byte[] getImage()
  41         {
  42                 theLog.printDebugInfo("--getimage started");
  43                 Connection con=null;Statement stmt=null;
  44                 byte[] img_data=null;
  45
  46                 try {
  47                         con = theStorageObject.getPooledCon();
  48                         con.setAutoCommit(false);
  49                         stmt = con.createStatement();
  50                         ResultSet rs = theStorageObject.executeSql(stmt,"select image_data from images where id="+getId());
  51                         if(rs!=null) {
  52                                 if (rs.next()) {
  53                                          img_data = rs.getBytes(1);
  54                                 }
  55                                 rs.close();
  56                         }
  57                 }
  58                 catch (Exception e) {theLog.printDebugInfo("-- getImage gescheitert: "+e.toString());}
  59                 finally {
  60                         try {con.setAutoCommit(true); } catch (Exception e) {;}
  61                         theStorageObject.freeConnection(con,stmt); }
  62
  63                 return img_data;
  64         }
  65
  66         public void setImage(byte[] uploadData, String imageType)
  67         {
  68         int type = 0;
  69
  70         //hack -mh
  71         if (imageType.equals("1"))
  72             type = 1;
  73          //end hack
  74
  75                 if (uploadData!=null) {
  76                         Connection con=null;PreparedStatement pstmt=null;
  77                         try {
  78
  79                                 theLog.printDebugInfo("settimage :: making internal representation of image");
  80                                 WebdbImage webdbImage= new WebdbImage(uploadData,type);
  81                                 theLog.printDebugInfo("settimage :: made internal representation of image");
  82                                 byte[] imageData = webdbImage.getImage();
  83                                 theLog.printDebugInfo("settimage :: getImage");
  84                                 byte[] iconData = webdbImage.getIcon();
  85                                 theLog.printDebugInfo("settimage :: getIcon");
  86
  87                                 if (iconData!=null && imageData!=null) {
  88                                         con = theStorageObject.getPooledCon();
  89                                         con.setAutoCommit(false);
  90                                         theLog.printDebugInfo("settimage :: trying to insert image");
  91
  92                                         // setting values
  93                                         String sql = "update images set img_height='"+webdbImage.getImageHeight() +
  94                                                 "',img_width='"   + webdbImage.getImageWidth() +
  95                                                 "',icon_height='" + webdbImage.getIconHeight() +
  96                                                 "',icon_width='"  + webdbImage.getIconWidth()  +  "', image_data=?, icon_data=? where id="+getId();
  97                                         theLog.printDebugInfo("settimage :: updating sizes: "+ sql);
  98                                         pstmt = con.prepareStatement(sql);
  99                                         pstmt.setBytes(1, imageData);
 100                                         pstmt.setBytes(2, iconData);
 101                                         pstmt.executeUpdate();
 102                                         sql="update content set is_produced='0' where to_media="+getId();
 103                                         pstmt = con.prepareStatement(sql);
 104                                         pstmt.executeUpdate();
 105                                 }
 106                         }
 107                         catch (Exception e) {theLog.printDebugInfo("settimage :: setImage gescheitert: "+e.toString());}
 108                         finally {
 109                                 try {con.setAutoCommit(true); } catch (Exception e) {;}
 110                                 theStorageObject.freeConnection(con,pstmt); }
 111                 }
 112         }
 113
 114         public void update() throws StorageObjectException {
 115                 super.update();
 116                 try {
 117                         theStorageObject.executeUpdate("update content set is_produced='0' where to_media="+getId());
 118                 } catch (SQLException e) {
 119                         theLog.printError("EntityImages :: update :: failed!! "+ e.toString());
 120                 }
 121         }
 122
 123         public void setValues(HashMap theStringValues)
 124         {
 125                 if (theStringValues != null) {
 126                         if (!theStringValues.containsKey("is_published"))
 127                          theStringValues.put("is_published","0");
 128                 }
 129                 super.setValues(theStringValues);
 130         }
 131
 132         public byte[] getIcon()
 133         {
 134                 Connection con=null;Statement stmt=null;
 135                 byte[] img_data=null;
 136
 137                 try {
 138                         con = theStorageObject.getPooledCon();
 139                         con.setAutoCommit(false);
 140                         stmt = con.createStatement();
 141                         ResultSet rs = theStorageObject.executeSql(stmt,"select icon_data from images where id="+getId());
 142                         if(rs!=null) {
 143                                 if (rs.next()) {
 144                                          img_data = rs.getBytes(1);
 145                                 }
 146                                 rs.close();
 147                         }
 148                 }
 149                 catch (Exception e) {theLog.printDebugInfo("-- getIcon gescheitert: "+e.toString());}
 150                 finally {
 151                         try {con.setAutoCommit(true); } catch (Exception e) {;}
 152                         theStorageObject.freeConnection(con,stmt); }
 153
 154                 return img_data;
 155         }
 156
 157         public void finalize() {
 158     instances--;
 159     super.finalize();
 160   }
 161
 162 }