用户信息获取工具类

pom.xml

@@ -109,6 +109,11 @@
             <artifactId>jpinyin</artifactId>
             <version>1.1.8</version>
         </dependency>
+        <dependency>
+            <groupId>com.auth0</groupId>
+            <artifactId>java-jwt</artifactId>
+            <version>3.18.1</version>
+        </dependency>
 
 
     </dependencies>

src/main/java/com/zzsn/thinktank/util/AccessTokenUtil.java

+package com.zzsn.thinktank.util;
+
+import org.apache.commons.lang3.StringUtils;
+
+import javax.servlet.http.HttpServletRequest;
+
+/**
+ * @author zgz
+ * @Version: V1.0
+ */
+public class AccessTokenUtil {
+    public static String getUserIdFromAccessToken(HttpServletRequest request) throws Exception {
+        String accesstoken = request.getHeader("Accesstoken");
+        if(accesstoken!=null){
+            String userId = TokenUtil.verifyToken(accesstoken);
+            if(StringUtils.isNotBlank(userId)){
+                return userId;
+            }
+        }
+        throw new RuntimeException("Invalid access token");
+    }
+}

src/main/java/com/zzsn/thinktank/util/TokenUtil.java

+package com.zzsn.thinktank.util;
+
+
+import com.auth0.jwt.JWT;
+import com.auth0.jwt.JWTVerifier;
+import com.auth0.jwt.algorithms.Algorithm;
+import com.auth0.jwt.interfaces.Claim;
+import com.auth0.jwt.interfaces.DecodedJWT;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * token util
+ * 
+ * @author yanrj 2018-7-17 13:17:11
+ *
+ */
+public class TokenUtil {
+
+	/**
+	 * createToken
+	 * 
+	 * @param userId
+	 * @return
+	 * @throws Exception
+	 */
+	public static String createToken(String userId ,String timeStr) throws Exception {
+		Map<String, Object> map = new HashMap<String, Object>();
+		map.put("alg", "HS256");
+		map.put("typ", "JWT");
+		map.put("timeStr", timeStr);
+		String token = JWT.create().withHeader(map)// header
+				.withClaim("userId", userId)// payload
+				.withClaim("timeStr", timeStr)// payload
+				.sign(Algorithm.HMAC256("secret"));
+		return token;
+	}
+
+	/**
+	 * verifyToken
+	 * 
+	 * @param token
+
+	 * @return
+	 * @throws Exception
+	 */
+	public static String verifyToken(String token) throws Exception {
+		JWTVerifier verifier = JWT.require(Algorithm.HMAC256("secret")).build();
+		DecodedJWT jwt = verifier.verify(token);
+		Map<String, Claim> claims = jwt.getClaims();
+		return claims.get("userId").asString();
+	}
+	
+	/**
+	 * get token time String
+	 * 
+	 * @param token
+	 * @return
+	 * @throws Exception
+	 */
+	public static String getTimeStrToken(String token) throws Exception {
+		JWTVerifier verifier = JWT.require(Algorithm.HMAC256("secret")).build();
+		DecodedJWT jwt = verifier.verify(token);
+		Map<String, Claim> claims = jwt.getClaims();
+		return claims.get("timeStr").asString();
+	}
+
+	/**
+	 * main
+	 * 
+	 * @param args
+	 * @throws Exception
+	 */
+//	public static void main(String[] args) throws Exception {
+////		Long startTime = System.currentTimeMillis();
+//		String token = createToken("190","1578276314015");
+//		System.out.println(token);
+////		Long midTime = System.currentTimeMillis();
+////		System.out.println(midTime - startTime + "ms");
+////		String userId = verifyToken(token);
+////		System.out.println(userId);
+////		Long endTime = System.currentTimeMillis();
+////		System.out.println(endTime - midTime + "ms");
+//		System.out.println( verifyToken(token) );
+//		System.out.println( getTimeStrToken(token) );
+//	}
+
+}