001 /* 002 Copyright (C) 2002 Laurent Martelli <laurent@aopsys.com> 003 004 This program is free software; you can redistribute it and/or modify 005 it under the terms of the GNU Lesser General Public License as 006 published by the Free Software Foundation; either version 2 of the 007 License, or (at your option) any later version. 008 009 This program is distributed in the hope that it will be useful, 010 but WITHOUT ANY WARRANTY; without even the implied warranty of 011 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 012 GNU Lesser General Public License for more details. 013 014 You should have received a copy of the GNU Lesser General Public License 015 along with this program; if not, write to the Free Software 016 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ 017 018 package org.objectweb.jac.aspects.gui.web; 019 020 import org.objectweb.jac.core.rtti.FieldItem; 021 import org.objectweb.jac.lib.Attachment; 022 import org.objectweb.jac.util.Streams; 023 import java.io.IOException; 024 import java.io.PrintWriter; 025 026 public class AttachmentEditor extends AbstractFieldEditor 027 implements HTMLEditor 028 { 029 public AttachmentEditor(Object substance, FieldItem field) { 030 super(substance,field); 031 } 032 033 // HTMLEditor interface 034 035 protected boolean doReadValue(Object parameter) { 036 RequestPart part = (RequestPart)parameter; 037 if(part.getFilename()==null || part.getFilename().equals("")) { 038 return false; 039 } 040 try { 041 byte[] data = Streams.readStream(part.getData()); 042 Attachment attachment = 043 new Attachment(data, 044 (String)part.getHeaders().get("content-type"), 045 part.getFilename()); 046 setValue(attachment); 047 return true; 048 } catch (IOException e) { 049 logger.error("Failed to read data for parameters "+part.getName(),e); 050 return false; 051 } 052 } 053 054 public void genHTML(PrintWriter out) { 055 out.print("<input name=\""+label+"\" type=\"file\">"); 056 } 057 }