001    /*
002     * Copyright © 2008, 2009 Pedro Agulló Soliveres.
003     * 
004     * This file is part of DirectJNgine.
005     *
006     * DirectJNgine is free software: you can redistribute it and/or modify
007     * it under the terms of the GNU Lesser General Public License as published by
008     * the Free Software Foundation, either version 3 of the License.
009     *
010     * Commercial use is permitted to the extent that the code/component(s)
011     * do NOT become part of another Open Source or Commercially developed
012     * licensed development library or toolkit without explicit permission.
013     *
014     * DirectJNgine is distributed in the hope that it will be useful,
015     * but WITHOUT ANY WARRANTY; without even the implied warranty of
016     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
017     * GNU Lesser General Public License for more details.
018     *
019     * You should have received a copy of the GNU Lesser General Public License
020     * along with DirectJNgine.  If not, see <http://www.gnu.org/licenses/>.
021     * 
022     * This software uses the ExtJs library (http://extjs.com), which is 
023     * distributed under the GPL v3 license (see http://extjs.com/license).
024     */
025    
026    package com.softwarementors.extjs.djn.router.processor.standard.form.upload;
027    
028    import com.softwarementors.extjs.djn.DirectJNgineException;
029    
030    public class FileUploadException extends DirectJNgineException {
031      private static final long serialVersionUID = -379193882664927495L;
032    
033      protected FileUploadException(String message, Throwable cause) {
034        super(message, cause);
035      }
036    
037      public static FileUploadException forFileUploadException( org.apache.commons.fileupload.FileUploadException cause ) {
038        assert cause != null;
039        
040        // The FileUploadException raised by commons-fileupload always
041        // hides an inner exception that is the real cause
042        Throwable realCause = cause.getCause();
043        assert realCause != null;
044        
045        String message = "Unable to process the files to upload.";
046        if( realCause.getMessage() != null ) {
047          message += ' ' + realCause.getMessage();
048        }
049        FileUploadException ex = new FileUploadException(  message, realCause );
050        return ex;
051      }
052    }