uploadform.java

这是linux下ssl vpn的实现程序

/*
 *  SSL-Explorer
 *
 *  Copyright (C) 2003-2006 3SP LTD. All Rights Reserved
 *
 *  This program is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU General Public License
 *  as published by the Free Software Foundation; either version 2 of
 *  the License, or (at your option) any later version.
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public
 *  License along with this program; if not, write to the Free Software
 *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
			
package com.sslexplorer.vfs.forms;

import javax.servlet.ServletRequest;
import javax.servlet.http.HttpServletRequest;

import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.action.ActionMessage;
import org.apache.struts.action.ActionMessages;
import org.apache.struts.upload.FormFile;
import org.apache.struts.upload.MultipartRequestHandler;

import com.sslexplorer.core.forms.CoreForm;

/**
 *  
 */
public class UploadForm extends AbstractUploadForm {

    private FormFile uploadFile;

    /**
     * Check to make sure the client hasn't exceeded the maximum allowed upload size inside of this
     * validate method.
     */
    public ActionErrors validate(
        ActionMapping mapping,
        HttpServletRequest request) {
            
        ActionErrors errors = null;
        //has the maximum length been exceeded?
        Boolean maxLengthExceeded =
            (Boolean) request.getAttribute(
                MultipartRequestHandler.ATTRIBUTE_MAX_LENGTH_EXCEEDED);
                
        if ((maxLengthExceeded != null) && (maxLengthExceeded.booleanValue())) {
            errors = new ActionErrors();
            errors.add(
                ActionMessages.GLOBAL_MESSAGE ,
                new ActionMessage("uploadFile.error.maxLengthExceeded"));
        }
        return errors;

    }

    public void setUploadFile(FormFile uploadFile) {
        this.uploadFile = uploadFile;
    }

    public FormFile getUploadFile() {
        return uploadFile;
    }

    /* (non-Javadoc)
     * @see org.apache.struts.action.ActionForm#reset(org.apache.struts.action.ActionMapping, javax.servlet.ServletRequest)
     */
    public void reset(ActionMapping mapping, ServletRequest request) {
        super.reset(mapping, request);
        uploadFile = null;
    }
}