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/afterContext.java

@@ -0,0 +1,28 @@
+// "Fix all 'Optional can be replaced with sequence of if statements' problems in file" "true"
+
+class Test {
+
+  private String returnStatement(String in) {
+      if (in != null) return in;
+      return "foo";
+  }
+
+  private void assignment(String in) {
+    String out = null;
+      out = "foo";
+      if (in != null) out = in;
+  }
+
+  private void declaration(String in) {
+      String out = "foo";
+      if (in != null) out = in;
+  }
+
+  private void statement(String in) {
+      if (in != null) System.out.println(in);
+  }
+
+  private void statementWithResult(String in) {
+      if (in == null) throw new NullPointerException();
+  }
+}