OptionalToIfInspection: added inspection to desugar optional chain to sequence of if statements (IDEA-212269)

GitOrigin-RevId: c83b70e05544529b3dfffe24bc87997910edcb56

java/java-tests/testData/codeInsight/daemonCodeAnalyzer/quickFix/optionalToIf/afterOrElseGet.java

@@ -0,0 +1,24 @@
+// "Fix all 'Optional can be replaced with sequence of if statements' problems in file" "true"
+
+class Test {
+
+  void assignment(String in) {
+      String out = "foo";
+      if (in != null && in.length() > 2) out = in;
+  }
+
+
+  void assignmentWithSideEffect(String in) {
+      String result = null;
+      if (in != null && in.length() > 2) result = in;
+      if (result == null) result = sideEffect();
+      String out = result;
+  }
+
+  private String sideEffect() {
+    System.out.println("side effect");
+    return "foo";
+  }
+
+
+}