/*
    * Copyright (c) 2006 JMockit developers
    * This file is subject to the terms of the MIT license (see LICENSE.txt).
    */
   package mockit.internal.expectations;
   
   import static mockit.internal.util.Utilities.containsReference;
   
   import edu.umd.cs.findbugs.annotations.NonNull;
  
  import java.util.LinkedList;
  import java.util.List;
  
  import mockit.internal.util.GeneratedClasses;
  
  final class InstanceBasedMatching {
      @NonNull
      private final List<Class<?>> mockedTypesToMatchOnInstances;
  
      InstanceBasedMatching() {
          mockedTypesToMatchOnInstances = new LinkedList<>();
      }
  
      void discoverMockedTypesToMatchOnInstances(@NonNull List<Class<?>> targetClasses) {
          int numClasses = targetClasses.size();
  
          if (numClasses > 1) {
              for (int i = 0; i < numClasses; i++) {
                  Class<?> targetClass = targetClasses.get(i);
  
                  if (targetClasses.lastIndexOf(targetClass) > i) {
                      addMockedTypeToMatchOnInstance(targetClass);
                  }
              }
          }
      }
  
      private void addMockedTypeToMatchOnInstance(@NonNull Class<?> mockedType) {
          if (!containsReference(mockedTypesToMatchOnInstances, mockedType)) {
              mockedTypesToMatchOnInstances.add(mockedType);
          }
      }
  
      boolean isToBeMatchedOnInstance(@NonNull Object mock) {
          Class<?> mockedClass = GeneratedClasses.getMockedClass(mock);
          return containsReference(mockedTypesToMatchOnInstances, mockedClass);
      }
  }