钉钉JsApi签名工具类JsApiSign

待我称王封你为后i 2022-05-29 02:46 313阅读 0赞

钉钉jsapi签名工具类

/** * Created by xiangYang on 2017/4/26. */
    import com.maycur.dingtalk.dto.JsApiSignatureDto;
    import org.slf4j.Logger;
    import org.slf4j.LoggerFactory;
    import java.io.UnsupportedEncodingException;
    import java.security.MessageDigest;
    import java.security.NoSuchAlgorithmException;
    import java.util.Formatter;
    import java.util.HashMap;
    import java.util.Map;
    import java.util.UUID;
    
    public class JsApiSign { 
        private static final Logger logger = LoggerFactory.getLogger(JsApiSign.class);
    
        public static JsApiSignatureDto  getSignature(String jsapiTicket, String url) {
            logger.info("getSignature jsapiTicket:{" + jsapiTicket + "} {url:" + url + "}");
            JsApiSignatureDto ret = dingTalkSign(jsapiTicket, url);
            return ret;
    
        }
    
        private static JsApiSignatureDto dingTalkSign(String jsApiTicket, String url) {
            Map<String, String> ret = new HashMap<String, String>();
            JsApiSignatureDto jsApiSignatureDto = new JsApiSignatureDto();
    
            String nonceStr = create_nonce_str();
            String timestamp = create_timestamp();
            String plain = "jsapi_ticket=" + jsApiTicket + "&noncestr=" + nonceStr + "&timestamp="
                    + timestamp + "&url=" + url;
            String signature = "";
            try {
                MessageDigest sha1 = MessageDigest.getInstance("SHA-1");
                sha1.reset();
                sha1.update(plain.getBytes("UTF-8"));
                signature = byteToHex(sha1.digest());
                jsApiSignatureDto.setUrl(url);
                jsApiSignatureDto.setJsApiTicket(jsApiTicket);
                jsApiSignatureDto.setTimestamp(Long.valueOf(timestamp));
                jsApiSignatureDto.setNonceStr(nonceStr);
                jsApiSignatureDto.setSignatureStr(signature);
            } catch (NoSuchAlgorithmException e) {
                logger.error("sign essro" + e);
            } catch (UnsupportedEncodingException e) {
                logger.error("sign essro" + e);
    
            }
    
            return jsApiSignatureDto;
        }
    
        private static String byteToHex(final byte[] hash) {
            Formatter formatter = new Formatter();
            for (byte b : hash) {
                formatter.format("%02x", b);
            }
            String result = formatter.toString();
            formatter.close();
            return result;
        }
    
    
        private static String create_nonce_str() {
            return UUID.randomUUID().toString();
        }
    
        private static String create_timestamp() {
            return Long.toString(System.currentTimeMillis() / 1000);
        }
    }