openid/src/main/java/org/springframework/security/openid/OpenIDAuthenticationFilter.java
protected String obtainUsername(HttpServletRequest req) {
		String claimedIdentity = req.getParameter(claimedIdentityFieldName);

		if (!StringUtils.hasText(claimedIdentity)) {
			logger.error("No claimed identity supplied in authentication request");
			return "";
		}

		return claimedIdentity.trim();
	}
protected String obtainUsername(HttpServletRequest req) {
		String claimedIdentity = req.getParameter(claimedIdentityFieldName);

		if (!StringUtils.hasText(claimedIdentity)) {
			logger.error("No claimed identity supplied in authentication request");
			return "";
		}

		return claimedIdentity.trim();
	}
protected String obtainUsername ( HttpServletRequest req ) { String claimedIdentity = req . getParameter ( claimedIdentityFieldName ) ; if ( ! StringUtils . hasText ( claimedIdentity ) ) { logger . error ( "No claimed identity supplied in authentication request" ) ; return "" ; } return claimedIdentity . trim ( ) ; }
Reads the <tt>claimedIdentityFieldName</tt> from the submitted request.
Reads the <tt > claimedIdentityFieldName< / tt > from the submitted request .