1.专业测评添加非空判断

moca/src/main/java/com/yingyangfly/moca/alternatingconnection/AlternatingConnectionFragment.kt

@@ -24,8 +24,8 @@ class AlternatingConnectionFragment : BaseFragment<FragmentAlternatingConnection
     /**
      * 问题id
      */
-    var questionId = 32
-    var question: QuestionsBean? = null
+    private var questionId = 32
+    private var question: QuestionsBean? = null
     private val myLines = mutableListOf<MyLine>()
     private var endx = 0
     private var endy = 0
@@ -359,7 +359,7 @@ class AlternatingConnectionFragment : BaseFragment<FragmentAlternatingConnection
             tvThird.isChecked = false
             tvFour.isChecked = false
             tvFive.isChecked = false
-            if (stringBuffer.toString().isNullOrEmpty().not()) {
+            if (stringBuffer.toString().isEmpty().not()) {
                 stringBuffer.delete(0, stringBuffer.toString().length)
             }
         }
@@ -369,7 +369,7 @@ class AlternatingConnectionFragment : BaseFragment<FragmentAlternatingConnection
      * 下一页
      */
     private fun nextPage(v: View) {
-        if (stringBuffer.toString().isNullOrEmpty()) {
+        if (stringBuffer.toString().isEmpty()) {
             "请连线".toast()
         } else {
             if (TextUtils.equals("1甲2乙3丙4丁5戊", stringBuffer.toString())) {