smartupload.java

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        if((char)m_binArray[m_currentIndex + 1] == '-')
            break;
        m_currentIndex = m_currentIndex + 2;
    } while(true);
}
    public int save(String destPathName)
        throws SmartUploadException, IOException, ServletException
    {
        return save(destPathName, 0);
    }

    public int save(String destPathName, int option)
        throws SmartUploadException, IOException, ServletException
    {
        int count = 0;
        if(destPathName == null)
            destPathName = m_application.getRealPath("/");
        if(destPathName.indexOf("/") != -1)
        {
            if(destPathName.charAt(destPathName.length() - 1) != '/')
                destPathName = String.valueOf(destPathName).concat("/");
        } else
        if(destPathName.charAt(destPathName.length() - 1) != '\\')
            destPathName = String.valueOf(destPathName).concat("\\");
        for(int i = 0; i < m_files.getCount(); i++)
            if(!m_files.getFile(i).isMissing())
            {
                m_files.getFile(i).saveAs(destPathName + m_files.getFile(i).getFileName(), option);
                count++;
            }

        return count;
    }

    public int getSize()
    {
        return m_totalBytes;
    }

    public byte getBinaryData(int index)
    {
        byte retval;
        try
        {
            retval = m_binArray[index];
        }
        catch(Exception e)
        {
            throw new ArrayIndexOutOfBoundsException("Index out of range (1005).");
        }
        return retval;
    }

    public Files getFiles()
    {
        return m_files;
    }

    public Request getRequest()
    {
        return m_formRequest;
    }

    public void downloadFile(String sourceFilePathName)
        throws SmartUploadException, IOException, ServletException
    {
        downloadFile(sourceFilePathName, null, null);
    }

    public void downloadFile(String sourceFilePathName, String contentType)
        throws SmartUploadException, IOException, ServletException
    {
        downloadFile(sourceFilePathName, contentType, null);
    }

    public void downloadFile(String sourceFilePathName, String contentType, String destFileName)
        throws SmartUploadException, IOException, ServletException
    {
        downloadFile(sourceFilePathName, contentType, destFileName, 65000);
    }
//modify by wq
    public void downloadFile(String sourceFilePathName, String contentType, String destFileName, int blockSize)
        throws SmartUploadException, IOException, ServletException
    {
        if(sourceFilePathName == null)
            throw new IllegalArgumentException(String.valueOf((new StringBuffer("File '")).append(sourceFilePathName).append("' not found (1040).")));
        if(sourceFilePathName.equals(""))
            throw new IllegalArgumentException(String.valueOf((new StringBuffer("File '")).append(sourceFilePathName).append("' not found (1040).")));
        if(!isVirtual(sourceFilePathName) && m_denyPhysicalPath)
            throw new SecurityException("Physical path is denied (1035).");
        if(isVirtual(sourceFilePathName))
            sourceFilePathName = m_application.getRealPath(sourceFilePathName);
        //File file = new File(sourceFilePathName);
        java.io.File file=new java.io.File(sourceFilePathName);
        FileInputStream fileIn = new FileInputStream(file);
        long fileLen = file.length();
        int readBytes = 0;
        int totalRead = 0;
        byte b[] = new byte[blockSize];
        if(contentType == null)
            m_response.setContentType("application/x-msdownload");
        else
        if(contentType.length() == 0)
            m_response.setContentType("application/x-msdownload");
        else
            m_response.setContentType(contentType);
        m_response.setContentLength((int)fileLen);
        m_contentDisposition = m_contentDisposition != null ? m_contentDisposition : "attachment;";
        /*
        if(destFileName == null)
            m_response.setHeader("Content-Disposition", String.valueOf((new StringBuffer(String.valueOf(m_contentDisposition))).append(" filename=").append(getFileName(sourceFilePathName))));
        	
        else
        if(destFileName.length() == 0)
            m_response.setHeader("Content-Disposition", m_contentDisposition);
        else
            m_response.setHeader("Content-Disposition", String.valueOf((new StringBuffer(String.valueOf(m_contentDisposition))).append(" filename=").append(destFileName)));
        */
        if(destFileName == null)
            m_response.setHeader("Content-Disposition",m_contentDisposition + " filename=" +toUtf8String(getFileName(sourceFilePathName)));
        else
        if(destFileName.length() == 0)
            m_response.setHeader("Content-Disposition",m_contentDisposition);
        else
            m_response.setHeader("Content-Disposition",m_contentDisposition + " filename=" + toUtf8String(destFileName));
        while((long)totalRead < fileLen) 
        {
            readBytes = fileIn.read(b, 0, blockSize);
            totalRead += readBytes;
            m_response.getOutputStream().write(b, 0, readBytes);
        }
        fileIn.close();
    }

    public void downloadField(ResultSet rs, String columnName, String contentType, String destFileName)
        throws SQLException, IOException, ServletException
    {
        if(rs == null)
            throw new IllegalArgumentException("The RecordSet cannot be null (1045).");
        if(columnName == null)
            throw new IllegalArgumentException("The columnName cannot be null (1050).");
        if(columnName.length() == 0)
            throw new IllegalArgumentException("The columnName cannot be empty (1055).");
        byte b[] = rs.getBytes(columnName);
        
        if(contentType == null)
            m_response.setContentType("application/x-msdownload");
        else
        if(contentType.length() == 0)
            m_response.setContentType("application/x-msdownload");
        else
            m_response.setContentType(contentType);
        
        m_response.setContentLength(b.length);
        if(destFileName == null)
        	m_response.setHeader("Content-Disposition", "attachment;");
        else
        if(destFileName.length() == 0)
            m_response.setHeader("Content-Disposition", "attachment;");
        else
            m_response.setHeader("Content-Disposition","attachment;filename=".concat(String.valueOf(destFileName)));
		
		m_response.getOutputStream().write(b,0, b.length);
    }

    public void fieldToFile(ResultSet rs, String columnName, String destFilePathName)
        throws SQLException, SmartUploadException, IOException, ServletException
    {
        try
        {
            if(m_application.getRealPath(destFilePathName) != null)
                destFilePathName = m_application.getRealPath(destFilePathName);
            InputStream is_data = rs.getBinaryStream(columnName);
            FileOutputStream file = new FileOutputStream(destFilePathName);
            int c;
            while((c = is_data.read()) != -1) 
                file.write(c);
            file.close();
        }
        catch(Exception e)
        {
            throw new SmartUploadException("Unable to save file from the DataBase (1020).");
        }
    }

    private String getDataFieldValue(String dataHeader, String fieldName)
    {
        String token = new String();
        String value = new String();
        int pos = 0;
        int i = 0;
        int start = 0;
        int end = 0;
        token = String.valueOf((new StringBuffer(String.valueOf(fieldName))).append("=").append('"'));
        pos = dataHeader.indexOf(token);
        if(pos > 0)
        {
            i = pos + token.length();
            start = i;
            token = "\"";
            end = dataHeader.indexOf(token, i);
            if(start > 0 && end > 0)
                value = dataHeader.substring(start, end);
        }
        return value;
    }

    private String getFileExt(String fileName)
    {
        String value = new String();
        int start = 0;
        int end = 0;
        if(fileName == null)
            return null;
        start = fileName.lastIndexOf(46) + 1;
        end = fileName.length();
        value = fileName.substring(start, end);
        if(fileName.lastIndexOf(46) > 0)
            return value;
        else
            return "";
    }

    private String getContentType(String dataHeader)
    {
        String token = new String();
        String value = new String();
        int start = 0;
        int end = 0;
        token = "Content-Type:";
        start = dataHeader.indexOf(token) + token.length();
        if(start != -1)
        {
            end = dataHeader.length();
            value = dataHeader.substring(start, end);
        }
        return value;
    }

    private String getTypeMIME(String ContentType)
    {
        String value = new String();
        int pos = 0;
        pos = ContentType.indexOf("/");
        if(pos != -1)
            return ContentType.substring(1, pos);
        else
            return ContentType;
    }

    private String getSubTypeMIME(String ContentType)
    {
        String value = new String();
        int start = 0;
        int end = 0;
        start = ContentType.indexOf("/") + 1;
        if(start != -1)
        {
            end = ContentType.length();
            return ContentType.substring(start, end);
        } else
        {
            return ContentType;
        }
    }

    private String getContentDisp(String dataHeader)
    {
        String value = new String();
        int start = 0;
        int end = 0;
        start = dataHeader.indexOf(":") + 1;
        end = dataHeader.indexOf(";");
        value = dataHeader.substring(start, end);
        return value;
    }

    private void getDataSection()
    {
        boolean found = false;
        String dataHeader = new String();
        int searchPos = m_currentIndex;
        int keyPos = 0;
        int boundaryLen = m_boundary.length();
        m_startData = m_currentIndex;
        m_endData = 0;
        do
        {
            if(searchPos >= m_totalBytes)
                break;
            if(m_binArray[searchPos] == (byte)m_boundary.charAt(keyPos))
            {
                if(keyPos == boundaryLen - 1)