def METHOD_NAME(self):
    """Handle GET requests"""
    try:
        import ujson as json
    except BaseException:
        import json
    response = None
    content_type = 'text/plain'
    if self.request.uri == '/ping':
        response = 'pong'
    elif self.request.uri == '/blank.html':
        content_type = 'text/html'
        response = BLANK_PAGE
    elif self.request.uri == '/orange.html':
        content_type = 'text/html'
        response = ORANGE_PAGE
    elif self.request.uri == '/config':
        # JSON config data
        content_type = 'application/json'
        response = '{}'
        if MESSAGE_SERVER.config is not None:
            response = json.dumps(MESSAGE_SERVER.config)
    elif self.request.uri == '/config.html':
        # Orange HTML page that can be queried from the extension for config data
        content_type = 'text/html'
        response = "<html><head>\n"
        response += "<style>\n"
        response += "body {background-color: white; margin: 0;}\n"
        response += "#wptorange {width:100%; height: 100%; background-color: #DE640D;}\n"
        response += "</style>\n"
        response += "</head><body><div id='wptorange'></div>\n"
        if MESSAGE_SERVER.config is not None:
            import html
            response += '<div id="wptagentConfig" style="display: none;">'
            response += html.escape(json.dumps(MESSAGE_SERVER.config))
            response += '</div>'
        response += "</body></html>"
    elif self.request.uri == '/wpt-start-recording':
        response = 'ok'
    if response is not None:
        self.set_status(200)
        self.set_header("Content-Type", content_type)
        self.set_header("Referrer-Policy", "no-referrer")
        self.set_header("Access-Control-Allow-Origin", "*")
        self.write(response)