code: @Pure
  	public static boolean isShapeFile(URL file) {
  		return FileType.isContentType(
  				file,
  				MimeName.MIME_SHAPE_FILE.getMimeConstant());
  	}
docs: Replies if the specified file content is a ESRI shape file.
  
  @param file is the file to test
  @return <code>true</code> if the given file contains dBase data,
  otherwise <code>false</code>.