/*
   UnusedImports
   processJavadoc = (default)true
   
   
   */
   
   package com.puppycrawl.tools.checkstyle.checks.imports.unusedimports;
   
  import java.util.Optional;
  
  import java.util.function.Function;
  import java.util.List;
  import java.util.Arrays;
  import java.util.function.Predicate;
  
  import java.util.Objects; // violation 'Unused import - java.util.Objects.'
  import static java.util.Arrays.toString; // violation 'Unused import - java.util.Arrays.toString.'
  import static java.util.Arrays.asList; // violation 'Unused import - java.util.Arrays.asList.'
  import static java.lang.Integer.parseInt; // violation 'Unused import - java.lang.Integer.parseInt.'
  import static java.util.Collections.emptyList; // violation 'Unused import - java.util.Collections.emptyList.'
  
  public class InputUnusedImportsFromStaticMethodRefExtended {
  
      private Function<int[], String> arrayToString = Arrays::toString;
      Function<String, Integer> parseIntFunc = Integer::parseInt;
      private final Predicate<List> isListEmpty = List::isEmpty;
  
  
      InputUnusedImportsFromStaticMethodRefExtended() {
      }
  
      void testMethodRefWithQualifiedName()
      {
          Optional<String> test = Optional.empty();
          test.map(java.util.Objects::nonNull);
      }
  
      void testMethodRefWithGenericType()
      {
          Function<String[],List<String>> listGetter = Arrays::<String>asList;
      }
  }