diff --git a/payapi/src/main/kotlin/com/supwisdom/dlpay/api/controller/dali_datasync_api_controller.kt b/payapi/src/main/kotlin/com/supwisdom/dlpay/api/controller/dali_datasync_api_controller.kt
index 3f909c5..dade3f2 100644
--- a/payapi/src/main/kotlin/com/supwisdom/dlpay/api/controller/dali_datasync_api_controller.kt
+++ b/payapi/src/main/kotlin/com/supwisdom/dlpay/api/controller/dali_datasync_api_controller.kt
@@ -49,7 +49,7 @@
                 TODO("更新数据逻辑")
             }
 
-            return return ResponseEntity.ok(mapOf("retcode" to "0000", "retmsg" to "SUCCESS"))
+            return ResponseEntity.ok(mapOf("retcode" to "0000", "retmsg" to "SUCCESS"))
         } catch (ex: RequestParamCheckException) {
             return ResponseEntity.ok(ResponseBodyBuilder.create()
                     .fail(ex.errCode, ex.message ?: "请求参数错误"))
diff --git a/payapi/src/main/kotlin/com/supwisdom/dlpay/mobile/AuthLoginHandler.kt b/payapi/src/main/kotlin/com/supwisdom/dlpay/mobile/AuthLoginHandler.kt
index b4f11a1..19d96ea 100644
--- a/payapi/src/main/kotlin/com/supwisdom/dlpay/mobile/AuthLoginHandler.kt
+++ b/payapi/src/main/kotlin/com/supwisdom/dlpay/mobile/AuthLoginHandler.kt
@@ -46,8 +46,8 @@
 
     override fun onAuthenticationSuccess(request: HttpServletRequest, response: HttpServletResponse, authentication: Authentication) {
         logger.error(request.getParameter("platform"))
-        var temp = authentication.principal as TBMobileUser
-        var user = mobileUserDao.findByPhone(temp.phone)
+        val temp = authentication.principal as TBMobileUser
+        val user = mobileUserDao.findByPhone(temp.phone)
         val exp = systemUtilService.getSysparaValueAsInt(SysparaUtil.SYSPARAID_NO3,60*60*24*3)
         jwtConfig.expiration = exp.toLong()
         if (user != null) {
@@ -77,15 +77,13 @@
             user.jti = jwt.jti
             mobileUserDao.save(user)
             var payseted = false
-            if(!user!!.paypwd.isNullOrEmpty()){
+            if(!user.paypwd.isNullOrEmpty()){
                 payseted = true
             }
             var name = ""
             if (!user.userid.isNullOrEmpty()) {
-                var person = userService.findOnePersonByUserid(user.userid!!)
-                if (person != null) {
-                    name = person.name
-                }
+                val person = userService.findOnePersonByUserid(user.userid!!)
+                name = person.name
             }
 
             response.status = HttpStatus.OK.value()
@@ -124,10 +122,10 @@
             is LockedException -> "账户被锁定"
             else -> exception.message!!
         }
-        var temp = request.getParameter("username")
+        val temp = request.getParameter("username")
         if(!temp.isNullOrEmpty()) {
             mobileUserDao.findByPhone(temp)?.let {
-                if (it.loginpwderror == null || it.loginpwderror == 0) {
+                if (it.loginpwderror == 0) {
                     it.loginpwderror = 0
                     it.loginpwderrortime = System.currentTimeMillis()
                 }
diff --git a/payapi/src/main/kotlin/com/supwisdom/dlpay/mobile/MobileApi.kt b/payapi/src/main/kotlin/com/supwisdom/dlpay/mobile/MobileApi.kt
index ecc01ab..cf9247c 100644
--- a/payapi/src/main/kotlin/com/supwisdom/dlpay/mobile/MobileApi.kt
+++ b/payapi/src/main/kotlin/com/supwisdom/dlpay/mobile/MobileApi.kt
@@ -65,12 +65,12 @@
      * */
     @RequestMapping("/code")
     fun code(@RequestParam phone: String, @RequestParam type: String?): JsonResult {
-        if (phone.isNullOrEmpty() || phone.length != 11 || !StringUtil.isMobile(phone)) {
+        if (phone.isEmpty() || phone.length != 11 || !StringUtil.isMobile(phone)) {
             return JsonResult.error("手机号有误")
         }
-        var user = mobileApiService.findUserByPhone(phone)
+        val user = mobileApiService.findUserByPhone(phone)
         if (type.isNullOrEmpty() || "new" == type) {
-            if (user != null && !user.loginpwd.isNullOrEmpty()) {
+            if (user != null && !user.loginpwd.isEmpty()) {
                 return JsonResult.error("该手机号已注册，请登录或找回密码")
             }
         } else {
@@ -83,10 +83,9 @@
             }
         }
         // 如果未设置密码
-        var temp = redisTemplate.opsForValue().get(phone)
+        val temp = redisTemplate.opsForValue().get(phone)
         if (temp.isNullOrEmpty()) {
-            var code = RandomUtils.randomNumber(6)
-            System.out.println(code)
+            val code = RandomUtils.randomNumber(6)
             redisTemplate.opsForValue().set(phone, code, Duration.ofMinutes(5))
         }
         //TODO call send code sdk
@@ -101,7 +100,7 @@
               @RequestParam code: String,
               @RequestParam platform: String?,
               @RequestParam uuid: String?): JsonResult {
-        var temp = redisTemplate.opsForValue().get(phone)
+        val temp = redisTemplate.opsForValue().get(phone)
         if (!temp.isNullOrEmpty()) {
             if (temp != code) {
                 return JsonResult.error("验证码错误")
@@ -122,10 +121,10 @@
             user.registerplatform = platform
             user.devuid = uuid
             user = mobileApiService.saveUser(user)
-            var code = RandomUtils.getRandomString(30)
-            redisTemplate.opsForValue().set(user.uid, code, Duration.ofHours(1))
+            val newCode = RandomUtils.getRandomString(30)
+            redisTemplate.opsForValue().set(user.uid, newCode, Duration.ofHours(1))
             redisTemplate.delete(phone)
-            return JsonResult.ok("OK").put("uid", user.uid)?.put("randcode", code)!!
+            return JsonResult.ok("OK").put("uid", user.uid)?.put("randcode", newCode)!!
         } else {
             return JsonResult.error(-1, "验证码无效或已过期，请重新获取")
         }
@@ -139,32 +138,32 @@
                  @RequestParam pwd: String,
                  @RequestParam repwd: String,
                  @RequestParam random: String): JsonResult {
-        if (random.isNullOrEmpty()) {
+        if (random.isEmpty()) {
             return JsonResult.error("信息有误，请返回上一步")
         }
-        if (pwd.isNullOrEmpty() || repwd.isNullOrEmpty() || pwd.length < 6) {
+        if (pwd.isEmpty() || repwd.isEmpty() || pwd.length < 6) {
             return JsonResult.error("请重新设置密码，密码不能小于6位字符")
         }
         if (pwd != repwd) {
             return JsonResult.error("两次密码不一致")
         }
-        var user: TBMobileUser? = mobileApiService.findUserById(id) ?: return JsonResult.error("用户不存在，请注册")
-        var code = redisTemplate.opsForValue().get(id)
+        val user: TBMobileUser? = mobileApiService.findUserById(id) ?: return JsonResult.error("用户不存在，请注册")
+        val code = redisTemplate.opsForValue().get(id)
         if (random != code) {
             return JsonResult.error("信息有误，请返回上一步，并重新发送验证码")
         }
         val encoder = BCryptPasswordEncoder()
         user!!.loginpwd = encoder.encode(pwd)
-        var exp = systemUtilService.getSysparaValueAsInt(SysparaUtil.SYSPARAID_NO3, 60 * 60 * 24 * 3)
+        val exp = systemUtilService.getSysparaValueAsInt(SysparaUtil.SYSPARAID_NO3, 60 * 60 * 24 * 3)
         jwtConfig.expiration = exp.toLong()
-        var authorities: Collection<GrantedAuthority> = AuthorityUtils.createAuthorityList("ROLE_USER")
+        val authorities: Collection<GrantedAuthority> = AuthorityUtils.createAuthorityList("ROLE_USER")
         user.auths = authorities
         val token = JwtTokenUtil(jwtConfig).generateToken(
                 mapOf("uid" to user.uid, "issuer" to "payapi",
                         "audience" to user.phone,
                         Constants.JWT_CLAIM_TENANTID to "mobile",
                         Constants.JWT_CLAIM_AUTHORITIES to user.authorities))
-        var jwt = JwtRedis().apply {
+        val jwt = JwtRedis().apply {
             jti = token.jti
             uid = user.phone
             status = TradeDict.JWT_STATUS_NORMAL
@@ -176,7 +175,7 @@
             }
             apiJwtRepository.save(this)
         }
-        if (user.loginpwderror != null && user.loginpwderror!! > 0) {
+        if (user.loginpwderror > 0) {
             user.loginpwderror = 0
             user.loginpwderrortime = null
         }
@@ -185,7 +184,7 @@
         mobileApiService.saveUser(user)
         redisTemplate.delete(user.uid)
         var payseted = false
-        if (!user!!.paypwd.isNullOrEmpty()) {
+        if (!user.paypwd.isNullOrEmpty()) {
             payseted = true
         }
         return JsonResult.ok("OK").put("token", token.jwtToken)
@@ -218,7 +217,8 @@
     @RequestMapping("/infor")
     fun getUserInfor(): JsonResult {
         val p = SecurityContextHolder.getContext().authentication
-        var user: TBMobileUser? = mobileApiService.findUserById(p.name) ?: return JsonResult.error("用户不存在，请注册")
+        mobileApiService.findUserById(p.name)
+                ?: return JsonResult.error("用户不存在，请注册")
         return JsonResult.ok("OK").put("now", System.currentTimeMillis())!!
     }
 
@@ -228,15 +228,14 @@
     @RequestMapping("/code")
     fun code(): JsonResult {
         val p = SecurityContextHolder.getContext().authentication
-        var user: TBMobileUser? = mobileApiService.findUserById(p.name) ?: return JsonResult.error("用户不存在，请注册")
-        if (user!!.phone.isNullOrEmpty()) {
+        val user = mobileApiService.findUserById(p.name) ?: return JsonResult.error("用户不存在，请注册")
+        if (user.phone.isEmpty()) {
             return JsonResult.error("用户不存在，请注册")
         }
-        var temp = redisTemplate.opsForValue().get(user!!.phone)
+        val temp = redisTemplate.opsForValue().get(user.phone)
         if (temp.isNullOrEmpty()) {
-            var code = RandomUtils.randomNumber(6)
-            System.out.println(code)
-            redisTemplate.opsForValue().set(user!!.phone, code, Duration.ofMinutes(5))
+            val code = RandomUtils.randomNumber(6)
+            redisTemplate.opsForValue().set(user.phone, code, Duration.ofMinutes(5))
         }
         //TODO call send code sdk
         return JsonResult.ok("验证码已发送")
@@ -246,16 +245,17 @@
     fun check(@RequestParam code: String
     ): JsonResult {
         val p = SecurityContextHolder.getContext().authentication
-        var user: TBMobileUser? = mobileApiService.findUserById(p.name) ?: return JsonResult.error("用户不存在，请注册")
-        var temp = redisTemplate.opsForValue().get(user!!.phone)
+        val user = mobileApiService.findUserById(p.name)
+                ?: return JsonResult.error("用户不存在，请注册")
+        val temp = redisTemplate.opsForValue().get(user.phone)
         if (!temp.isNullOrEmpty()) {
             if (temp != code) {
                 return JsonResult.error("验证码错误")
             }
-            var code = RandomUtils.getRandomString(30)
-            redisTemplate.opsForValue().set(user.uid, code, Duration.ofHours(1))
-            redisTemplate.delete(user!!.phone)
-            return JsonResult.ok("OK").put("randcode", code)!!
+            val newCode = RandomUtils.getRandomString(30)
+            redisTemplate.opsForValue().set(user.uid, newCode, Duration.ofHours(1))
+            redisTemplate.delete(user.phone)
+            return JsonResult.ok("OK").put("randcode", newCode)!!
         } else {
             return JsonResult.error(-1, "验证码无效或已过期，请重新获取")
         }
@@ -267,23 +267,25 @@
     @RequestMapping("/bindcard")
     fun bindcard(card: String, name: String, code: String): JsonResult {
         val p = SecurityContextHolder.getContext().authentication
-        var user: TBMobileUser? = mobileApiService.findUserById(p.name) ?: return JsonResult.error("用户不存在，请注册")
-        var phone = user!!.phone
-        var temp = redisTemplate.opsForValue().get(phone)
+        val user = mobileApiService.findUserById(p.name)
+                ?: return JsonResult.error("用户不存在，请注册")
+        val phone = user.phone
+        val temp = redisTemplate.opsForValue().get(phone)
         if (!temp.isNullOrEmpty()) {
             if (temp != code) {
                 return JsonResult.error("验证码错误")
             }
-            if (user!!.userid.isNullOrEmpty()) {
-                var identy: TPersonIdentity? = userService.findPersonIdentity(card) ?: return JsonResult.error("银行卡号有误")
+            if (user.userid.isNullOrEmpty()) {
+                val identy: TPersonIdentity? = userService.findPersonIdentity(card)
+                        ?: return JsonResult.error("银行卡号有误")
                 if (identy!!.person == null || identy.status != TradeDict.STATUS_NORMAL) {
                     return JsonResult.error("银行卡号信息有误")
                 }
-                if (identy!!.person.name != name) {
+                if (identy.person.name != name) {
                     return JsonResult.error("姓名有误")
                 }
-                var temp: TBMobileUser? = mobileApiService.findUserById(identy!!.person.userid)
-                if (temp != null) {
+                val exsitUser = mobileApiService.findUserById(identy.person.userid)
+                if (exsitUser != null) {
                     return JsonResult.error("该银行卡号已被绑定，如有疑问，请联系客服")
                 }
                 user.bindtime = DateUtil.getNow()
@@ -312,7 +314,8 @@
     @RequestMapping("/paypwd")
     fun paypwd(pwd: String, repwd: String, oldpwd: String?, type: String, randcode: String?): JsonResult {
         val p = SecurityContextHolder.getContext().authentication
-        var user: TBMobileUser? = mobileApiService.findUserById(p.name) ?: return JsonResult.error("用户不存在，请注册")
+        val user = mobileApiService.findUserById(p.name)
+                ?: return JsonResult.error("用户不存在，请注册")
         if (pwd != repwd) {
             return JsonResult.error("两次密码不一致，请确认")
         }
@@ -323,8 +326,8 @@
             return JsonResult.error("支付密码为6位数字")
         }
         val encoder = BCryptPasswordEncoder()
-        if (user!!.paypwd.isNullOrEmpty()) {
-            user!!.paypwd = encoder.encode(pwd)
+        if (user.paypwd.isNullOrEmpty()) {
+            user.paypwd = encoder.encode(pwd)
             mobileApiService.saveUser(user)
             return JsonResult.ok("OK")
                     ?.put("paypwdset", true)!!
@@ -335,17 +338,15 @@
                     if (oldpwd.isNullOrEmpty()) {
                         return JsonResult.error("原支付密码错误")
                     }
-                    if (user.paypwderror != null && user.paypwderror!! >= 5 && (System.currentTimeMillis() - user.paypwderrortime!!) < 1000 * 60 * 30) {
+                    if (user.paypwderror >= 5 && (System.currentTimeMillis() - user.paypwderrortime!!) < 1000 * 60 * 30) {
                         return JsonResult.error("密码错误次数过多，请30分钟后再试")
-                    }else if (user.paypwderror != null && user.paypwderror!! >= 5 && (System.currentTimeMillis() - user.paypwderrortime!!) > 1000 * 60 * 30) {
+                    } else if (user.paypwderror >= 5 && (System.currentTimeMillis() - user.paypwderrortime!!) > 1000 * 60 * 30) {
                         //更新时间
                         user.paypwderror = 0
                         user.paypwderrortime = null
                     }
-                    val encoder = BCryptPasswordEncoder()
-                    var b = encoder.encode(oldpwd)
-                    if (!encoder.matches(oldpwd,user.paypwd)) {
-                        if (user.paypwderror == null || user.paypwderror == 0) {
+                    if (!encoder.matches(oldpwd, user.paypwd)) {
+                        if (user.paypwderror == 0) {
                             user.paypwderror = 0
                             user.paypwderrortime = System.currentTimeMillis()
                         }
@@ -353,7 +354,7 @@
                         mobileApiService.saveUser(user)
                         return JsonResult.error("原支付密码错误")
                     }
-                    user!!.paypwd = encoder.encode(pwd)
+                    user.paypwd = encoder.encode(pwd)
                     mobileApiService.saveUser(user)
                     return JsonResult.ok("OK")
                             ?.put("paypwdset", true)!!
@@ -362,15 +363,14 @@
                     if (randcode.isNullOrEmpty()) {
                         return JsonResult.error("信息有误，请返回并重新设置")
                     }
-                    var code = redisTemplate.opsForValue().get(user.uid)
+                    val code = redisTemplate.opsForValue().get(user.uid)
                     if (randcode != code) {
                         return JsonResult.error(-1, "长时间未操作，请返回上一步，并重新发送验证码")
                     }
-                    user!!.paypwd = encoder.encode(pwd)
+                    user.paypwd = encoder.encode(pwd)
                     mobileApiService.saveUser(user)
                     redisTemplate.delete(user.uid)
-                    return JsonResult.ok("OK")
-                            ?.put("paypwdset", true)!!
+                    return JsonResult.ok("OK").put("paypwdset", true)!!
                 }
                 else -> return JsonResult.error("请求错误")
             }
@@ -383,7 +383,7 @@
      * */
     @RequestMapping("/bxy")
     fun xieyi(): JsonResult {
-        var page = mobileApiService.findPageById(ConstantUtil.PAGE_BANKXIEYI)
+        val page = mobileApiService.findPageById(ConstantUtil.PAGE_BANKXIEYI)
         if (page != null) {
             return JsonResult.ok("OK").put("page", page.pageContent)!!
         }
@@ -397,9 +397,10 @@
     @RequestMapping("/signbxy")
     fun signbxy(agree: String): JsonResult {
         val p = SecurityContextHolder.getContext().authentication
-        var user: TBMobileUser? = mobileApiService.findUserById(p.name) ?: return JsonResult.error("用户不存在，请注册")
-        user!!.issigned = TradeDict.STATUS_YES
-        user!!.signedtime = DateUtil.getNow()
+        val user = mobileApiService.findUserById(p.name)
+                ?: return JsonResult.error("用户不存在，请注册")
+        user.issigned = TradeDict.STATUS_YES
+        user.signedtime = DateUtil.getNow()
         mobileApiService.saveUser(user)
         //TODO 调用第三方接口签约
         return JsonResult.ok("ok")
@@ -412,7 +413,8 @@
     @RequestMapping("/bills")
     fun bills(pageno: Int): JsonResult {
         val p = SecurityContextHolder.getContext().authentication
-        var user: TBMobileUser? = mobileApiService.findUserById(p.name) ?: return JsonResult.error("用户不存在，请注册")
+        val user = mobileApiService.findUserById(p.name)
+                ?: return JsonResult.error("用户不存在，请注册")
         val c = Calendar.getInstance()
         val timeOfDay = c.get(Calendar.HOUR_OF_DAY)
         var t = ""
@@ -422,18 +424,14 @@
             in 13..17 -> t = "下午好"
             in 18..23 -> t = "晚上好"
         }
-        if (user!!.userid.isNullOrEmpty()) {
+        if (user.userid.isNullOrEmpty()) {
             return JsonResult.ok("OK").put("t", t)!!
         }
-        var no = if (pageno <= 0) {
-            1
-        } else {
-            pageno
-        }
-        var today = DateUtil.getNow("yyyyMMdd")
-        var yester = DateUtil.getNowInterDay(-1)
-        var acc = userService.findAccountByUserid(user.userid!!, null)
-        var point = userService.findPointsAccountByUserid(user.userid!!)
+        val no = if (pageno <= 0) 1 else pageno
+        val today = DateUtil.getNow("yyyyMMdd")
+        val yester = DateUtil.getNowInterDay(-1)
+        val acc = userService.findAccountByUserid(user.userid!!, null)
+        val point = userService.findPointsAccountByUserid(user.userid!!)
         var amount = 0.0;
         var pi = 0L
         if (acc != null && acc.availbal != null) {
@@ -443,15 +441,12 @@
             pi = point.points
         }
         var payseted = false
-        if (!user!!.paypwd.isNullOrEmpty()) {
+        if (!user.paypwd.isNullOrEmpty()) {
             payseted = true
         }
-        var name = ""
-        var person = userService.findOnePersonByUserid(user.userid!!)
-        if (person != null) {
-            name = person.name
-        }
-        var page = userService.findPersondtlByUserid(user!!.userid!!, no)
+        val person = userService.findOnePersonByUserid(user.userid!!)
+        var name = person.name
+        val page = userService.findPersondtlByUserid(user.userid!!, no)
         return JsonResult.ok("OK").put("page", page)
                 ?.put("today", today)
                 ?.put("yesterday", yester)
@@ -460,8 +455,7 @@
                 ?.put("paypwdset", payseted)
                 ?.put("name", name)
                 ?.put("signed", if (user.issigned.isNullOrEmpty()) "" else user.issigned)
-                ?.put("userid", if (user?.userid.isNullOrEmpty()) "" else user?.userid)!!
-                ?.put("t", t)!!
+                ?.put("userid", if (user.userid.isNullOrEmpty()) "" else user.userid)!!.put("t", t)!!
     }
 
     /**
@@ -470,11 +464,12 @@
     @RequestMapping("/billdetail")
     fun billdetail(billid: String): JsonResult {
         val p = SecurityContextHolder.getContext().authentication
-        var user: TBMobileUser? = mobileApiService.findUserById(p.name) ?: return JsonResult.error("用户不存在，请注册")
+        val user: TBMobileUser? = mobileApiService.findUserById(p.name)
+                ?: return JsonResult.error("用户不存在，请注册")
         if (user!!.userid.isNullOrEmpty()) {
             return JsonResult.ok("OK")
         }
-        var dtl = userService.findPersondtlDetailByUserid(user?.userid!!, billid)
+        val dtl = userService.findPersondtlDetailByUserid(user.userid!!, billid)
         return JsonResult.ok("OK").put("dtl", dtl)!!
     }
 
@@ -484,23 +479,24 @@
     @RequestMapping("/pwdset")
     fun pwdset(oldpwd: String, newpwd: String, renewpwd: String): JsonResult {
         val p = SecurityContextHolder.getContext().authentication
-        var user: TBMobileUser? = mobileApiService.findUserById(p.name) ?: return JsonResult.error("用户不存在，请注册")
+        val user = mobileApiService.findUserById(p.name)
+                ?: return JsonResult.error("用户不存在，请注册")
         if (newpwd != renewpwd) {
             return JsonResult.error("两次密码不一致，请确认")
         }
-        if (newpwd.isNullOrEmpty() || newpwd.length < 6) {
+        if (newpwd.isEmpty() || newpwd.length < 6) {
             return JsonResult.error("请重新设置密码，密码不能小于6位字符")
         }
-        if (user!!.loginpwderror > 5) {
+        if (user.loginpwderror > 5) {
             return JsonResult.error(-1, "原密码错误次数过多，将退出系统，请重新登录系统或点击忘记密码功能找回密码")
         }
         val encoder = BCryptPasswordEncoder()
-        if (!encoder.matches(oldpwd,user!!.loginpwd)) {
+        if (!encoder.matches(oldpwd, user.loginpwd)) {
             user.loginpwderror += 1
             mobileApiService.saveUser(user)
             return JsonResult.error("原密码错误")
         }
-        if (user.loginpwderror != null && user.loginpwderror!! > 0) {
+        if (user.loginpwderror > 0) {
             user.loginpwderror = 0
             user.loginpwderrortime = null
         }
@@ -516,7 +512,8 @@
     @RequestMapping("/cardlost")
     fun cardlost(paypwd: String): JsonResult {
         val p = SecurityContextHolder.getContext().authentication
-        var user: TBMobileUser? = mobileApiService.findUserById(p.name) ?: return JsonResult.error("用户不存在，请注册")
+        mobileApiService.findUserById(p.name)
+                ?: return JsonResult.error("用户不存在，请注册")
         //TODO cardlost
         return JsonResult.ok("ok")
     }
@@ -528,7 +525,8 @@
     @RequestMapping("/qrcode")
     fun qrcode(): JsonResult {
         val p = SecurityContextHolder.getContext().authentication
-        var user: TBMobileUser? = mobileApiService.findUserById(p.name) ?: return JsonResult.error("用户不存在，请注册")
+        mobileApiService.findUserById(p.name)
+                ?: return JsonResult.error("用户不存在，请注册")
         //TODO cardlost
         return JsonResult.ok("ok")
     }
diff --git a/payapi/src/main/kotlin/com/supwisdom/dlpay/mobile/service/impl/MobileApiServiceImpl.kt b/payapi/src/main/kotlin/com/supwisdom/dlpay/mobile/service/impl/MobileApiServiceImpl.kt
index 21cd2ee..1dfea56 100644
--- a/payapi/src/main/kotlin/com/supwisdom/dlpay/mobile/service/impl/MobileApiServiceImpl.kt
+++ b/payapi/src/main/kotlin/com/supwisdom/dlpay/mobile/service/impl/MobileApiServiceImpl.kt
@@ -21,11 +21,9 @@
     }
 
     override fun findPageById(pageid: String): TBPages? {
-        var t = pagesDao.findById(pageid)
-        if (t.isPresent) {
-            return t.get()
+        return pagesDao.findById(pageid).let {
+            if (it.isPresent) it.get() else null
         }
-        return null
     }
 
     override fun findUserByPhone(phone: String): TBMobileUser? {
@@ -33,10 +31,8 @@
     }
 
     override fun findUserById(id: String): TBMobileUser? {
-        var t = mobileUserDao.findById(id)
-        if(t.isPresent){
-            return t.get()
+        return mobileUserDao.findById(id).let {
+            if (it.isPresent) it.get() else null
         }
-        return null
     }
 }
\ No newline at end of file