code: //non-compiled with javac: Compilable with Java14
  package com.google.checkstyle.test.chapter5naming.rule527localvariablenames;
  
  import java.util.ArrayList;
  import java.util.Locale;
  
  public class InputPatternVariableNameEnhancedInstanceofTestDefault {
      private Object obj;
  
      static boolean doStuff(Object obj) {
          return obj instanceof Integer OTHER && OTHER > 0; // warn
      }
  
      static {
          Object o = "";
          if (o instanceof String s) {
              System.out.println(s.toLowerCase(Locale.forLanguageTag(s)));
              boolean stringCheck = "test".equals(s);
          }
  
          if (o instanceof Integer Count) { // warn
              int value = Count.byteValue();
              if (Count.equals(value)) {
                  value = 25;
              }
          }
      }
  
      interface VoidPredicate {
          public boolean get();
      }
  
      public void t(Object o1, Object o2) {
          Object b;
          Object c;
          if (!(o1 instanceof String aA) // warn
                  && (o2 instanceof String a1_a)) { // warn
          }
  
          if (o1 instanceof String A_A // warn
                  || !(o2 instanceof String aa2_a)) { // warn
          }
          b = ((VoidPredicate) () -> o1 instanceof String s).get();
  
          ArrayList<Integer> arrayList = new ArrayList<Integer>();
          if (arrayList instanceof ArrayList<Integer> ai) {
              System.out.println("Blah");
          }
  
          boolean result = (o1 instanceof String a) ?
                  (o1 instanceof String x) : (!(o1 instanceof String y));
  
          if (!(o1 instanceof Integer _a) ? // warn
                  false : _a > 0) {
              System.out.println("done");
          }
  
          {
              while (!(o1 instanceof String _aa)) { // warn
                  L3:
                  break L3;
              }
              while (o1 instanceof String aa_) { // warn
                  aa_.length();
              }
          }
  
          int x = o1 instanceof String aaa$aaa ? aaa$aaa.length() : 2; // warn
          x = !(o1 instanceof String $aaaaaa) ? 2 : $aaaaaa.length(); // warn
          for (; o1 instanceof String aaaaaa$; aaaaaa$.length()) { // warn
              System.out.println(aaaaaa$);
          }
  
          do {
              L4:
              break L4;
          } while (!(o1 instanceof String _A_aa_B)); // warn
      }
  }
  