StreamToLoopInspection refactoring: strings replaced with actual PsiType's (as they are valid now); removed unnecessary code due to all PsiExpressions are also valid

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamToLoop/afterCapturedWildcard.java

@@ -15,10 +15,10 @@ public class Main {
       boolean seen = false;
       int best = 0;
       for (Index index : set.asList()) {
-          int i = index.asInteger();
-          if (!seen || i < best) {
+          int asInteger = index.asInteger();
+          if (!seen || asInteger < best) {
               seen = true;
-              best = i;
+              best = asInteger;
           }
       }
       return seen ? OptionalInt.of(best) : OptionalInt.empty();

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamToLoop/afterFilterMapCollect.java

@@ -10,8 +10,8 @@ public class Main {
       List<Integer> list = new ArrayList<>();
       for (int x : input) {
           if (x > 0) {
-              Integer i = x * 2;
-              list.add(i);
+              Integer integer = x * 2;
+              list.add(integer);
           }
       }
       return list;

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamToLoop/afterFlatMap.java

@@ -130,8 +130,8 @@ public class Main {
   private static List<String> testMethodRef(List<List<String>> list) {
       List<String> result = new ArrayList<>();
       for (List<String> strings : list) {
-          for (String s : strings) {
-              result.add(s);
+          for (String string : strings) {
+              result.add(string);
           }
       }
       return result;
@@ -140,8 +140,8 @@ public class Main {
   private static List<String> testMethodRef2(List<String[]> list) {
       List<String> result = new ArrayList<>();
       for (String[] strings : list) {
-          for (String s : strings) {
-              result.add(s);
+          for (String t : strings) {
+              result.add(t);
           }
       }
       return result;

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/streamToLoop/afterOptionalUnwrap.java

@@ -39,7 +39,7 @@ public class Main {
   public static boolean testIsPresent(List<List<String>> list) {
       for (List<String> strings : list) {
           if (strings != null) {
-              for (String s : strings) {
+              for (String string : strings) {
                   return true;
               }
           }