Package org.jresearch.gossip.forms

Source Code of org.jresearch.gossip.forms.FileUploadForm

/*
* $Id: FileUploadForm.java,v 1.5 2004/07/06 13:53:29 bel70 Exp $
*
* ***** BEGIN LICENSE BLOCK *****
* The contents of this file are subject to the Mozilla Public License
* Version 1.1 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License
* at http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and
* limitations under the License.
*
* The Original Code is JGossip forum code.
*
* The Initial Developer of the Original Code is the JResearch, Org.
* Portions created by the Initial Developer are Copyright (C) 2004
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*              Dmitriy Belov <bel@jresearch.org>
*               .
* * ***** END LICENSE BLOCK ***** */
/*
* Created on 01.07.2004
*
*/
package org.jresearch.gossip.forms;

import java.util.ArrayList;
import java.util.List;

import javax.servlet.http.HttpServletRequest;

import org.apache.struts.action.ActionError;
import org.apache.struts.action.ActionErrors;
import org.apache.struts.action.ActionMapping;
import org.apache.struts.upload.FormFile;
import org.apache.struts.upload.MultipartRequestHandler;
import org.jresearch.gossip.IConst;
import org.jresearch.gossip.configuration.Configurator;
import org.jresearch.gossip.exception.ConfiguratorException;

/**
* @author Dmitry Belov
*/
public class FileUploadForm extends MessageForm {

    private FormFile[] file;

    private String[] fdesc;

    private int maxFileCount;

    /**
     * 
     */
    public FileUploadForm() {
        Configurator config = Configurator.getInstance();
        try {
            this.maxFileCount = config
                    .getInt(IConst.CONFIG.MAX_ATTACHMENT_COUNT);
        } catch (ConfiguratorException e) {
            e.printStackTrace();
            maxFileCount = 1;
        }
        this.file = new FormFile[maxFileCount];
        this.fdesc = new String[maxFileCount];
    }

    /**
     * @return
     */
    public List[] getFileData() {
        List result[] = { new ArrayList(), new ArrayList() };
        for (int i = 0; i < this.file.length; i++) {
            if (this.file[i] != null && this.file[i].getFileSize() > 0) {
                result[0].add(this.file[i]);
                result[1].add(this.fdesc[i]);
            }
        }
        return result;
    }

    /**
     * @return Returns the desc.
     */
    public String getDesc(int key) {
        return this.fdesc[key];
    }

    /**
     * @param desc
     *            The desc to set.
     */
    public void setDesc(int key, String desc) {
        this.fdesc[key] = desc;
    }

    /**
     * @param file
     *            The file to set.
     */
    public void setFile(int key, FormFile file) {
        this.file[key] = file;
    }

    /**
     * @return Returns the file.
     */
    public FormFile getFile(int key) {
        return this.file[key];
    }

    /**
     *
     * /** 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 = super.validate(mapping, request);
        //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("maxLengthExceeded", new ActionError(
                    "error.maxLengthExceeded", "maxLengthExceeded"));
        }
        return errors;

    }

}
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