smartupload.java

一个加密的陈旭

			fileoutputstream.close();
		}
		catch (Exception exception)
		{
			throw new SmartUploadException("Unable to save file from the DataBase (1020).");
		}
	}

	private String getDataFieldValue(String s, String s1)
	{
		String s2 = new String();
		String s3 = new String();
		int i = 0;
		boolean flag = false;
		boolean flag1 = false;
		boolean flag2 = false;
		s2 = s1 + "=" + '"';
		i = s.indexOf(s2);
		if (i > 0)
		{
			int j = i + s2.length();
			int k = j;
			s2 = "\"";
			int l = s.indexOf(s2, j);
			if (k > 0 && l > 0)
				s3 = s.substring(k, l);
		}
		return s3;
	}

	private String getFileExt(String s)
	{
		String s1 = new String();
		int i = 0;
		int j = 0;
		if (s == null)
			return null;
		i = s.lastIndexOf('.') + 1;
		j = s.length();
		s1 = s.substring(i, j);
		if (s.lastIndexOf('.') > 0)
			return s1;
		else
			return "";
	}

	private String getContentType(String s)
	{
		String s1 = new String();
		String s2 = new String();
		int i = 0;
		boolean flag = false;
		s1 = "Content-Type:";
		i = s.indexOf(s1) + s1.length();
		if (i != -1)
		{
			int j = s.length();
			s2 = s.substring(i, j);
		}
		return s2;
	}

	private String getTypeMIME(String s)
	{
		String s1 = new String();
		int i = 0;
		i = s.indexOf("/");
		if (i != -1)
			return s.substring(1, i);
		else
			return s;
	}

	private String getSubTypeMIME(String s)
	{
		String s1 = new String();
		int i = 0;
		boolean flag = false;
		i = s.indexOf("/") + 1;
		if (i != -1)
		{
			int j = s.length();
			return s.substring(i, j);
		} else
		{
			return s;
		}
	}

	private String getContentDisp(String s)
	{
		String s1 = new String();
		int i = 0;
		int j = 0;
		i = s.indexOf(":") + 1;
		j = s.indexOf(";");
		s1 = s.substring(i, j);
		return s1;
	}

	private void getDataSection()
	{
		boolean flag = false;
		String s = new String();
		int i = m_currentIndex;
		int j = 0;
		int k = m_boundary.length();
		m_startData = m_currentIndex;
		m_endData = 0;
		while (i < m_totalBytes) 
			if (m_binArray[i] == (byte)m_boundary.charAt(j))
			{
				if (j == k - 1)
				{
					m_endData = ((i - k) + 1) - 3;
					break;
				}
				i++;
				j++;
			} else
			{
				i++;
				j = 0;
			}
		m_currentIndex = m_endData + k + 3;
	}

	private String getDataHeader()
	{
		int i = m_currentIndex;
		int j = 0;
		boolean flag = false;
		for (boolean flag1 = false; !flag1;)
			if (m_binArray[m_currentIndex] == 13 && m_binArray[m_currentIndex + 2] == 13)
			{
				flag1 = true;
				j = m_currentIndex - 1;
				m_currentIndex = m_currentIndex + 2;
			} else
			{
				m_currentIndex++;
			}

		String s = new String(m_binArray, i, (j - i) + 1);
		return s;
	}

	private String getFileName(String s)
	{
		String s1 = new String();
		String s2 = new String();
		int i = 0;
		boolean flag = false;
		boolean flag1 = false;
		boolean flag2 = false;
		i = s.lastIndexOf('/');
		if (i != -1)
			return s.substring(i + 1, s.length());
		i = s.lastIndexOf('\\');
		if (i != -1)
			return s.substring(i + 1, s.length());
		else
			return s;
	}

	public void setDeniedFilesList(String s)
		throws ServletException, IOException, SQLException
	{
		String s1 = "";
		if (s != null)
		{
			String s2 = "";
			for (int i = 0; i < s.length(); i++)
				if (s.charAt(i) == ',')
				{
					if (!m_deniedFilesList.contains(s2))
						m_deniedFilesList.addElement(s2);
					s2 = "";
				} else
				{
					s2 = s2 + s.charAt(i);
				}

			if (s2 != "")
				m_deniedFilesList.addElement(s2);
		} else
		{
			m_deniedFilesList = null;
		}
	}

	public void setAllowedFilesList(String s)
	{
		String s1 = "";
		if (s != null)
		{
			String s2 = "";
			for (int i = 0; i < s.length(); i++)
				if (s.charAt(i) == ',')
				{
					if (!m_allowedFilesList.contains(s2))
						m_allowedFilesList.addElement(s2);
					s2 = "";
				} else
				{
					s2 = s2 + s.charAt(i);
				}

			if (s2 != "")
				m_allowedFilesList.addElement(s2);
		} else
		{
			m_allowedFilesList = null;
		}
	}

	public void setDenyPhysicalPath(boolean flag)
	{
		m_denyPhysicalPath = flag;
	}

	public void setForcePhysicalPath(boolean flag)
	{
		m_forcePhysicalPath = flag;
	}

	public void setContentDisposition(String s)
	{
		m_contentDisposition = s;
	}

	public void setTotalMaxFileSize(long l)
	{
		m_totalMaxFileSize = l;
	}

	public void setMaxFileSize(long l)
	{
		m_maxFileSize = l;
	}

	protected String getPhysicalPath(String s, int i)
		throws IOException
	{
		String s1 = new String();
		String s2 = new String();
		String s3 = new String();
		boolean flag = false;
		s3 = System.getProperty("file.separator");
		if (s == null)
			throw new IllegalArgumentException("There is no specified destination file (1140).");
		if (s.equals(""))
			throw new IllegalArgumentException("There is no specified destination file (1140).");
		if (s.lastIndexOf("\\") >= 0)
		{
			s1 = s.substring(0, s.lastIndexOf("\\"));
			s2 = s.substring(s.lastIndexOf("\\") + 1);
		}
		if (s.lastIndexOf("/") >= 0)
		{
			s1 = s.substring(0, s.lastIndexOf("/"));
			s2 = s.substring(s.lastIndexOf("/") + 1);
		}
		s1 = s1.length() != 0 ? s1 : "/";
		File file = new File(s1);
		if (file.exists())
			flag = true;
		if (i == 0)
		{
			if (isVirtual(s1))
			{
				s1 = m_application.getRealPath(s1);
				if (s1.endsWith(s3))
					s1 = s1 + s2;
				else
					s1 = s1 + s3 + s2;
				return s1;
			}
			if (flag)
			{
				if (m_denyPhysicalPath)
					throw new IllegalArgumentException("Physical path is denied (1125).");
				else
					return s;
			} else
			{
				throw new IllegalArgumentException("This path does not exist (1135).");
			}
		}
		if (i == 1)
		{
			if (isVirtual(s1))
			{
				s1 = m_application.getRealPath(s1);
				if (s1.endsWith(s3))
					s1 = s1 + s2;
				else
					s1 = s1 + s3 + s2;
				return s1;
			}
			if (flag)
				throw new IllegalArgumentException("The path is not a virtual path.");
			else
				throw new IllegalArgumentException("This path does not exist (1135).");
		}
		if (i == 2)
		{
			if (flag)
				if (m_denyPhysicalPath)
					throw new IllegalArgumentException("Physical path is denied (1125).");
				else
					return s;
			if (isVirtual(s1))
				throw new IllegalArgumentException("The path is not a physical path.");
			else
				throw new IllegalArgumentException("This path does not exist (1135).");
		} else
		{
			return null;
		}
	}

	public void uploadInFile(String s)
		throws IOException, SmartUploadException
	{
		int i = 0;
		int j = 0;
		boolean flag = false;
		if (s == null)
			throw new IllegalArgumentException("There is no specified destination file (1025).");
		if (s.length() == 0)
			throw new IllegalArgumentException("There is no specified destination file (1025).");
		if (!isVirtual(s) && m_denyPhysicalPath)
			throw new SecurityException("Physical path is denied (1035).");
		i = m_request.getContentLength();
		m_binArray = new byte[i];
		int k;
		for (; j < i; j += k)
			try
			{
				k = m_request.getInputStream().read(m_binArray, j, i - j);
			}
			catch (Exception exception)
			{
				throw new SmartUploadException("Unable to upload.");
			}

		if (isVirtual(s))
			s = m_application.getRealPath(s);
		try
		{
			File file = new File(s);
			FileOutputStream fileoutputstream = new FileOutputStream(file);
			fileoutputstream.write(m_binArray);
			fileoutputstream.close();
		}
		catch (Exception exception1)
		{
			throw new SmartUploadException("The Form cannot be saved in the specified file (1030).");
		}
	}

	private boolean isVirtual(String s)
	{
		if (m_application.getRealPath(s) != null)
		{
			File file = new File(m_application.getRealPath(s));
			return file.exists();
		} else
		{
			return false;
		}
	}
}