package com.vincent.rsf.openApi.security.utils;

import com.vincent.rsf.openApi.entity.constant.Constants;

/**
 * Authorization 头解析；JWT 签发与校验在 {@link com.vincent.rsf.openApi.service.impl.TokenServiceImpl}
 */
public final class TokenUtils {

    private TokenUtils() {
    }

    public static String extractTokenFromHeader(String authHeader) {
        if (authHeader != null && authHeader.startsWith(Constants.TOKEN_PREFIX)) {
            return authHeader.substring(Constants.TOKEN_PREFIX.length()).trim();
        }
        return null;
    }
}