servletmultipartrequest.java

国外的一套开源CRM

/*
 * 
 * Copyright (c) 2004 SourceTap - www.sourcetap.com
 *
 *  The contents of this file are subject to the SourceTap Public License 
 * ("License"); You may not use this file except in compliance with the 
 * License. You may obtain a copy of the License at http://www.sourcetap.com/license.htm
 * 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 above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 */

package http.utils.multipartrequest;

import java.io.IOException;

import javax.servlet.http.HttpServletRequest;


/**
        Wrapper for MultipartRequest
*/
public class ServletMultipartRequest extends MultipartRequest {
    /**
     * Constructor.
     *
     * @param request                                The HttpServletRequest will be used to initialise the MultipartRequest super class.
     * @param strSaveDirectory                The temporary directory to save the file from where they can then be moved to wherever by the
     *                                                                 calling process.  <b>If you specify <u>null</u> for this parameter, then any files uploaded
     *                                                                will be silently ignored.</B>
     *
     * @exception IllegalArgumentException         If the request.getContentType() does not contain a Content-Type of "multipart/form-data" or the boundary is not found.
     * @exception IOException                                If the request.getContentLength() is higher than MAX_READ_BYTES or strSaveDirectory is invalid or cannot be written to.
     *
     * @see MultipartRequest#MAX_READ_BYTES
     */
    public ServletMultipartRequest(HttpServletRequest request,
        String strSaveDirectory) throws IllegalArgumentException, IOException {
        super(null, request.getContentType(), request.getContentLength(),
            request.getInputStream(), strSaveDirectory, null,
            MultipartRequest.MAX_READ_BYTES);
    }

    /**
     * Constructor.
     *
     * @param request                                The HttpServletRequest will be used to initialise the MultipartRequest super class.
     * @param strSaveDirectory                The temporary directory to save the file from where they can then be moved to wherever by the
     *                                                                 calling process.  <b>If you specify <u>null</u> for this parameter, then any files uploaded
     *                                                                will be silently ignored.</B>
     * @param strFilePrefix                        A prefix that will be prepended to the saved file
     *
     * @exception IllegalArgumentException         If the request.getContentType() does not contain a Content-Type of "multipart/form-data" or the boundary is not found.
     * @exception IOException                                If the request.getContentLength() is higher than MAX_READ_BYTES or strSaveDirectory is invalid or cannot be written to.
     *
     * @see MultipartRequest#MAX_READ_BYTES
     */
    public ServletMultipartRequest(HttpServletRequest request,
        String strSaveDirectory, String strFilePrefix)
        throws IllegalArgumentException, IOException {
        super(null, request.getContentType(), request.getContentLength(),
            request.getInputStream(), strSaveDirectory, strFilePrefix,
            MultipartRequest.MAX_READ_BYTES);
    }

    /**
     * Constructor.
     *
     * @param request                                The HttpServletRequest will be used to initialise the MultipartRequest super class.
     * @param strSaveDirectory                The temporary directory to save the file from where they can then be moved to wherever by the
     *                                                                 calling process.  <b>If you specify <u>null</u> for this parameter, then any files uploaded
     *                                                                will be silently ignored.</B>
     * @param intMaxReadBytes                Overrides the MAX_BYTES_READ value, to allow arbitrarily long files.
     *
     * @exception IllegalArgumentException         If the request.getContentType() does not contain a Content-Type of "multipart/form-data" or the boundary is not found.
     * @exception IOException                                If the request.getContentLength() is higher than MAX_READ_BYTES or strSaveDirectory is invalid or cannot be written to.
     *
     * @see MultipartRequest#MAX_READ_BYTES
     */
    public ServletMultipartRequest(HttpServletRequest request,
        String strSaveDirectory, int intMaxReadBytes)
        throws IllegalArgumentException, IOException {
        super(null, request.getContentType(), request.getContentLength(),
            request.getInputStream(), strSaveDirectory, null, intMaxReadBytes);
    }

    /**
     * Constructor.
     *
     * @param request                                The HttpServletRequest will be used to initialise the MultipartRequest super class.
     * @param strSaveDirectory                The temporary directory to save the file from where they can then be moved to wherever by the
     *                                                                 calling process.  <b>If you specify <u>null</u> for this parameter, then any files uploaded
     *                                                                will be silently ignored.</B>
     * @param strFilePrefix                        A prefix that will be prepended to the saved file
     * @param intMaxReadBytes                Overrides the MAX_BYTES_READ value, to allow arbitrarily long files.
     *
     * @exception IllegalArgumentException         If the request.getContentType() does not contain a Content-Type of "multipart/form-data" or the boundary is not found.
     * @exception IOException                                If the request.getContentLength() is higher than MAX_READ_BYTES or strSaveDirectory is invalid or cannot be written to.
     *
     * @see MultipartRequest#MAX_READ_BYTES
     */
    public ServletMultipartRequest(HttpServletRequest request,
        String strSaveDirectory, String strFilePrefix, int intMaxReadBytes)
        throws IllegalArgumentException, IOException {
        super(null, request.getContentType(), request.getContentLength(),
            request.getInputStream(), strSaveDirectory, null, intMaxReadBytes);
    }

    /**
     * Constructor - load into memory constructor
     *
     * @param request                                The HttpServletRequest will be used to initialise the MultipartRequest super class.
     * @param intMaxReadBytes                Overrides the MAX_BYTES_READ value, to allow arbitrarily long files.
     *
     * @exception IllegalArgumentException         If the request.getContentType() does not contain a Content-Type of "multipart/form-data" or the boundary is not found.
     * @exception IOException                                If the request.getContentLength() is higher than MAX_READ_BYTES or strSaveDirectory is invalid or cannot be written to.
     *
     * @see MultipartRequest#MAX_READ_BYTES
     */
    public ServletMultipartRequest(HttpServletRequest request,
        int intMaxReadBytes) throws IllegalArgumentException, IOException {
        super(null, request.getContentType(), request.getContentLength(),
            request.getInputStream(), intMaxReadBytes);
    }
}