2 * Copyright (C) 2001, 2002 The Mir-coders group
4 * This file is part of Mir.
6 * Mir is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Mir is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Mir; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * In addition, as a special exception, The Mir-coders gives permission to link
21 * the code of this program with the com.oreilly.servlet library, any library
22 * licensed under the Apache Software License, The Sun (tm) Java Advanced
23 * Imaging library (JAI), The Sun JIMI library (or with modified versions of
24 * the above that use the same license as the above), and distribute linked
25 * combinations including the two. You must obey the GNU General Public
26 * License in all respects for all of the code used other than the above
27 * mentioned libraries. If you modify this file, you may extend this exception
28 * to your version of the file, but you are not obligated to do so. If you do
29 * not wish to do so, delete this exception statement from your version.
32 package mircoders.servlet;
39 import java.lang.reflect.*;
40 import javax.servlet.*;
41 import javax.servlet.http.*;
43 import freemarker.template.*;
44 import com.oreilly.servlet.multipart.*;
45 import com.oreilly.servlet.*;
54 import mircoders.entity.*;
55 import mircoders.storage.*;
56 import mircoders.module.*;
57 import mircoders.producer.*;
60 * ServletModuleImages -
61 * liefert HTML fuer Images
67 public class ServletModuleImages extends ServletModuleUploadedMedia
70 //private static DatabaseRights dbRights;
72 // Singelton / Kontruktor
73 private static ServletModuleImages instance = new ServletModuleImages();
74 public static ServletModule getInstance() { return instance; }
77 private ServletModuleImages() {
78 theLog = Logfile.getInstance(MirConfig.getProp("Home") + MirConfig.getProp("ServletModule.Images.Logfile"));
79 templateListString = MirConfig.getProp("ServletModule.Images.ListTemplate");
80 templateObjektString = MirConfig.getProp("ServletModule.Images.ObjektTemplate");
81 templateConfirmString = MirConfig.getProp("ServletModule.Images.ConfirmTemplate");
83 mainModule = new ModuleImages(DatabaseImages.getInstance());
84 //dbRights = DatabaseRights.getInstance();
86 catch (StorageObjectException e) {
87 theLog.printDebugInfo("servletmodulebilder konnte nicht initialisiert werden");
91 public void showimg(HttpServletRequest req, HttpServletResponse res)
92 throws ServletModuleException
94 String idParam = req.getParameter("id");
95 if (idParam!=null && !idParam.equals("")) {
97 EntityImages entImage =(EntityImages)mainModule.getById(idParam);
99 (ServletContext)MirConfig.getPropAsObject("ServletContext");
100 String fName = entImage.getId()+"."
101 +entImage.getMediaType().getValue("name");
102 res.setContentType(ctx.getMimeType(fName));
103 ServletOutputStream out = res.getOutputStream(); // wichtig, dass vorher kein res.getwriter() gelaufen ist
105 InputStream in = entImage.getImage();
107 byte[] buf = new byte[8 * 1024];
108 while((read = in.read(buf)) != -1) {
109 out.write(buf, 0, read);
115 catch (IOException e) {throw new ServletModuleException(e.toString());}
116 catch (ModuleException e) {throw new ServletModuleException(e.toString());}
117 catch (Exception e) {throw new ServletModuleException(e.toString());}
119 else theLog.printDebugInfo("id nicht angeben.");
120 // darf keine exception werfen
123 public void showicon(HttpServletRequest req, HttpServletResponse res)
124 throws ServletModuleException
126 String idParam = req.getParameter("id");
127 if (idParam!=null && !idParam.equals("")) {
129 EntityImages entImage =(EntityImages)mainModule.getById(idParam);
131 (ServletContext)MirConfig.getPropAsObject("ServletContext");
132 String fName = entImage.getId()+"."
133 +entImage.getMediaType().getValue("name");
134 res.setContentType(ctx.getMimeType(fName));
135 ServletOutputStream out = res.getOutputStream(); // wichtig, dass vorher kein res.getwriter() gelaufen ist
137 InputStream in = entImage.getIcon();
139 byte[] buf = new byte[8 * 1024];
140 while((read = in.read(buf)) != -1) {
141 out.write(buf, 0, read);
144 //out.write(outbytes);
148 catch (IOException e) {throw new ServletModuleException(e.toString());}
149 catch (ModuleException e) {throw new ServletModuleException(e.toString());}
150 catch (Exception e) {throw new ServletModuleException(e.toString());}
152 else throw new ServletModuleException("id nicht angeben.");