Przeglądaj źródła

解决空指针

yumeng 5 lat temu
rodzic
commit
6d89f83e8c

+ 182 - 179
jeecg-boot-base-common/src/main/java/org/jeecg/common/system/util/JwtUtil.java

@@ -6,15 +6,6 @@ import com.auth0.jwt.algorithms.Algorithm;
 import com.auth0.jwt.exceptions.JWTDecodeException;
 import com.auth0.jwt.interfaces.DecodedJWT;
 import com.google.common.base.Joiner;
-
-import java.util.Date;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpSession;
-
-
-import org.jeecg.common.constant.DataBaseConstant;
-import org.jeecg.common.exception.JeecgBootException;
-
 import org.apache.shiro.SecurityUtils;
 import org.jeecg.common.constant.DataBaseConstant;
 import org.jeecg.common.exception.JeecgBootException;
@@ -23,6 +14,10 @@ import org.jeecg.common.system.vo.SysUserCacheInfo;
 import org.jeecg.common.util.SpringContextUtils;
 import org.jeecg.common.util.oConvertUtils;
 
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpSession;
+import java.util.Date;
+
 /**
  * @Author Scott
  * @Date 2018-07-12 14:23
@@ -33,174 +28,182 @@ public class JwtUtil {
     /**
      * 过期时间30分钟
      */
-	public static final long EXPIRE_TIME = 30 * 60 * 1000;
-
-	/**
-	 * 校验token是否正确
-	 *
-	 * @param token  密钥
-	 * @param secret 用户的密码
-	 * @return 是否正确
-	 */
-	public static boolean verify(String token, String username, String secret) {
-		try {
-			// 根据密码生成JWT效验器
-			Algorithm algorithm = Algorithm.HMAC256(secret);
-			JWTVerifier verifier = JWT.require(algorithm).withClaim("username", username).build();
-			// 效验TOKEN
-			DecodedJWT jwt = verifier.verify(token);
-			return true;
-		} catch (Exception exception) {
-			return false;
-		}
-	}
-
-	/**
-	 * 获得token中的信息无需secret解密也能获得
-	 *
-	 * @return token中包含的用户名
-	 */
-	public static String getUsername(String token) {
-		try {
-			DecodedJWT jwt = JWT.decode(token);
-			return jwt.getClaim("username").asString();
-		} catch (JWTDecodeException e) {
-			return null;
-		}
-	}
-
-	/**
-	 * 生成签名,5min后过期
-	 *
-	 * @param username 用户名
-	 * @param secret   用户的密码
-	 * @return 加密的token
-	 */
-	public static String sign(String username, String secret) {
-		Date date = new Date(System.currentTimeMillis() + EXPIRE_TIME);
-		Algorithm algorithm = Algorithm.HMAC256(secret);
-		// 附带username信息
-		return JWT.create().withClaim("username", username).withExpiresAt(date).sign(algorithm);
-
-	}
-
-	/**
-	 * 根据request中的token获取用户账号
-	 * 
-	 * @param request
-	 * @return
-	 * @throws JeecgBootException
-	 */
-	public static String getUserNameByToken(HttpServletRequest request) throws JeecgBootException {
-		String accessToken = request.getHeader("X-Access-Token");
-		String username = getUsername(accessToken);
-		if (oConvertUtils.isEmpty(username)) {
-			throw new JeecgBootException("未获取到用户");
-		}
-		return username;
-	}
-	
-	/**
-	  *  从session中获取变量
-	 * @param key
-	 * @return
-	 */
-	public static String getSessionData(String key) {
-		//${myVar}%
-		//得到${} 后面的值
-		String moshi = "";
-		if(key.indexOf("}")!=-1){
-			 moshi = key.substring(key.indexOf("}")+1);
-		}
-		String returnValue = null;
-		if (key.contains("#{")) {
-			key = key.substring(2,key.indexOf("}"));
-		}
-		if (oConvertUtils.isNotEmpty(key)) {
-			HttpSession session = SpringContextUtils.getHttpServletRequest().getSession();
-			returnValue = (String) session.getAttribute(key);
-		}
-		//结果加上${} 后面的值
-		if(returnValue!=null){returnValue = returnValue + moshi;}
-		return returnValue;
-	}
-	
-	/**
-	  * 从当前用户中获取变量
-	 * @param key
-	 * @param user
-	 * @return
-	 */
-
-	//TODO 急待改造 sckjkdsjsfjdk
-
-	public static String getUserSystemData(String key,SysUserCacheInfo user) {
-		if(user==null) {
-			user = JeecgDataAutorUtils.loadUserInfo();
-		}
-		//#{sys_user_code}%
-
-		// 获取登录用户信息
-		LoginUser sysUser = (LoginUser) SecurityUtils.getSubject().getPrincipal();
-
-		String moshi = "";
-		if(key.indexOf("}")!=-1){
-			 moshi = key.substring(key.indexOf("}")+1);
-		}
-		String returnValue = null;
-		//针对特殊标示处理#{sysOrgCode},判断替换
-		if (key.contains("#{")) {
-			key = key.substring(2,key.indexOf("}"));
-		} else {
-			key = key;
-		}
-		//替换为系统登录用户帐号
-		if (key.equals(DataBaseConstant.SYS_USER_CODE)|| key.equals(DataBaseConstant.SYS_USER_CODE_TABLE)) {
-			if(user==null) {
-				returnValue = sysUser.getUsername();
-			}else {
-				returnValue = user.getSysUserCode();
-			}
-		}
-		//替换为系统登录用户真实名字
-		if (key.equals(DataBaseConstant.SYS_USER_NAME)|| key.equals(DataBaseConstant.SYS_USER_NAME_TABLE)) {
-			if(user==null) {
-				returnValue = sysUser.getRealname();
-			}else {
-				returnValue = user.getSysUserName();
-			}
-		}
-		
-		//替换为系统用户登录所使用的机构编码
-		if (key.equals(DataBaseConstant.SYS_ORG_CODE)|| key.equals(DataBaseConstant.SYS_ORG_CODE_TABLE)) {
-			if(user==null) {
-				returnValue = sysUser.getOrgCode();
-			}else {
-				returnValue = user.getSysOrgCode();
-			}
-
-		}
-		//替换为系统用户所拥有的所有机构编码
-		if (key.equals(DataBaseConstant.SYS_MULTI_ORG_CODE)|| key.equals(DataBaseConstant.SYS_MULTI_ORG_CODE)) {
-			if(user.isOneDepart()) {
-				returnValue = user.getSysMultiOrgCode().get(0);
-			}else {
-				returnValue = Joiner.on(",").join(user.getSysMultiOrgCode());
-			}
-		}
-		//替换为当前系统时间(年月日)
-		if (key.equals(DataBaseConstant.SYS_DATE)|| key.equals(DataBaseConstant.SYS_DATE_TABLE)) {
-			returnValue = user.getSysDate();
-		}
-		//替换为当前系统时间(年月日时分秒)
-		if (key.equals(DataBaseConstant.SYS_TIME)|| key.equals(DataBaseConstant.SYS_TIME_TABLE)) {
-			returnValue = user.getSysTime();
-		}
-		//流程状态默认值(默认未发起)
-		if (key.equals(DataBaseConstant.BPM_STATUS_TABLE)|| key.equals(DataBaseConstant.BPM_STATUS_TABLE)) {
-			returnValue = "1";
-		}
-		if(returnValue!=null){returnValue = returnValue + moshi;}
-		return returnValue;
-	}
+    public static final long EXPIRE_TIME = 30 * 60 * 1000;
+
+    /**
+     * 校验token是否正确
+     *
+     * @param token  密钥
+     * @param secret 用户的密码
+     * @return 是否正确
+     */
+    public static boolean verify(String token, String username, String secret) {
+        try {
+            // 根据密码生成JWT效验器
+            Algorithm algorithm = Algorithm.HMAC256(secret);
+            JWTVerifier verifier = JWT.require(algorithm).withClaim("username", username).build();
+            // 效验TOKEN
+            DecodedJWT jwt = verifier.verify(token);
+            return true;
+        } catch (Exception exception) {
+            return false;
+        }
+    }
+
+    /**
+     * 获得token中的信息无需secret解密也能获得
+     *
+     * @return token中包含的用户名
+     */
+    public static String getUsername(String token) {
+        try {
+            if (token != "" && token != null) {
+                DecodedJWT jwt = JWT.decode(token);
+                return jwt.getClaim("username").asString();
+            }
+        } catch (JWTDecodeException e) {
+            return null;
+        }
+        return null;
+    }
+
+    /**
+     * 生成签名,5min后过期
+     *
+     * @param username 用户名
+     * @param secret   用户的密码
+     * @return 加密的token
+     */
+    public static String sign(String username, String secret) {
+        Date date = new Date(System.currentTimeMillis() + EXPIRE_TIME);
+        Algorithm algorithm = Algorithm.HMAC256(secret);
+        // 附带username信息
+        return JWT.create().withClaim("username", username).withExpiresAt(date).sign(algorithm);
+
+    }
+
+    /**
+     * 根据request中的token获取用户账号
+     *
+     * @param request
+     * @return
+     * @throws JeecgBootException
+     */
+    public static String getUserNameByToken(HttpServletRequest request) throws JeecgBootException {
+        String accessToken = request.getHeader("X-Access-Token");
+        String username = getUsername(accessToken);
+        if (oConvertUtils.isEmpty(username)) {
+            throw new JeecgBootException("未获取到用户");
+        }
+        return username;
+    }
+
+    /**
+     * 从session中获取变量
+     *
+     * @param key
+     * @return
+     */
+    public static String getSessionData(String key) {
+        //${myVar}%
+        //得到${} 后面的值
+        String moshi = "";
+        if (key.indexOf("}") != -1) {
+            moshi = key.substring(key.indexOf("}") + 1);
+        }
+        String returnValue = null;
+        if (key.contains("#{")) {
+            key = key.substring(2, key.indexOf("}"));
+        }
+        if (oConvertUtils.isNotEmpty(key)) {
+            HttpSession session = SpringContextUtils.getHttpServletRequest().getSession();
+            returnValue = (String) session.getAttribute(key);
+        }
+        //结果加上${} 后面的值
+        if (returnValue != null) {
+            returnValue = returnValue + moshi;
+        }
+        return returnValue;
+    }
+
+    /**
+     * 从当前用户中获取变量
+     *
+     * @param key
+     * @param user
+     * @return
+     */
+
+    //TODO 急待改造 sckjkdsjsfjdk
+    public static String getUserSystemData(String key, SysUserCacheInfo user) {
+        if (user == null) {
+            user = JeecgDataAutorUtils.loadUserInfo();
+        }
+        //#{sys_user_code}%
+
+        // 获取登录用户信息
+        LoginUser sysUser = (LoginUser) SecurityUtils.getSubject().getPrincipal();
+
+        String moshi = "";
+        if (key.indexOf("}") != -1) {
+            moshi = key.substring(key.indexOf("}") + 1);
+        }
+        String returnValue = null;
+        //针对特殊标示处理#{sysOrgCode},判断替换
+        if (key.contains("#{")) {
+            key = key.substring(2, key.indexOf("}"));
+        } else {
+            key = key;
+        }
+        //替换为系统登录用户帐号
+        if (key.equals(DataBaseConstant.SYS_USER_CODE) || key.equals(DataBaseConstant.SYS_USER_CODE_TABLE)) {
+            if (user == null) {
+                returnValue = sysUser.getUsername();
+            } else {
+                returnValue = user.getSysUserCode();
+            }
+        }
+        //替换为系统登录用户真实名字
+        if (key.equals(DataBaseConstant.SYS_USER_NAME) || key.equals(DataBaseConstant.SYS_USER_NAME_TABLE)) {
+            if (user == null) {
+                returnValue = sysUser.getRealname();
+            } else {
+                returnValue = user.getSysUserName();
+            }
+        }
+
+        //替换为系统用户登录所使用的机构编码
+        if (key.equals(DataBaseConstant.SYS_ORG_CODE) || key.equals(DataBaseConstant.SYS_ORG_CODE_TABLE)) {
+            if (user == null) {
+                returnValue = sysUser.getOrgCode();
+            } else {
+                returnValue = user.getSysOrgCode();
+            }
+
+        }
+        //替换为系统用户所拥有的所有机构编码
+        if (key.equals(DataBaseConstant.SYS_MULTI_ORG_CODE) || key.equals(DataBaseConstant.SYS_MULTI_ORG_CODE)) {
+            if (user.isOneDepart()) {
+                returnValue = user.getSysMultiOrgCode().get(0);
+            } else {
+                returnValue = Joiner.on(",").join(user.getSysMultiOrgCode());
+            }
+        }
+        //替换为当前系统时间(年月日)
+        if (key.equals(DataBaseConstant.SYS_DATE) || key.equals(DataBaseConstant.SYS_DATE_TABLE)) {
+            returnValue = user.getSysDate();
+        }
+        //替换为当前系统时间(年月日时分秒)
+        if (key.equals(DataBaseConstant.SYS_TIME) || key.equals(DataBaseConstant.SYS_TIME_TABLE)) {
+            returnValue = user.getSysTime();
+        }
+        //流程状态默认值(默认未发起)
+        if (key.equals(DataBaseConstant.BPM_STATUS_TABLE) || key.equals(DataBaseConstant.BPM_STATUS_TABLE)) {
+            returnValue = "1";
+        }
+        if (returnValue != null) {
+            returnValue = returnValue + moshi;
+        }
+        return returnValue;
+    }
 }