mockit.internal.classGeneration.MockedTypeInfo Maven / Gradle / Ivy

/*
 * Copyright (c) 2006 JMockit developers
 * This file is subject to the terms of the MIT license (see LICENSE.txt).
 */
package mockit.internal.classGeneration;

import java.lang.reflect.*;
import javax.annotation.*;

import mockit.internal.reflection.*;
import mockit.internal.util.*;

public final class MockedTypeInfo
{
   @Nonnull public final GenericTypeReflection genericTypeMap;
   @Nonnull public final String implementationSignature;

   public MockedTypeInfo(@Nonnull Type mockedType) {
      Class mockedClass = Utilities.getClassType(mockedType);
      genericTypeMap = new GenericTypeReflection(mockedClass, mockedType);

      String signature = getGenericClassSignature(mockedType);
      String classDesc = mockedClass.getName().replace('.', '/');
      implementationSignature = 'L' + classDesc + signature;
   }

   @Nonnull
   private static String getGenericClassSignature(@Nonnull Type mockedType) {
      StringBuilder signature = new StringBuilder(100);

      if (mockedType instanceof ParameterizedType) {
         ParameterizedType parameterizedType = (ParameterizedType) mockedType;
         Type[] typeArguments = parameterizedType.getActualTypeArguments();

         if (typeArguments.length > 0) {
            signature.append('<');

            for (Type typeArg : typeArguments) {
               if (typeArg instanceof Class) {
                  Class classArg = (Class) typeArg;
                  signature.append('L').append(classArg.getName().replace('.', '/')).append(';');
               }
               else {
                  signature.append('*');
               }
            }

            signature.append('>');
         }
      }

      signature.append(';');
      return signature.toString();
   }
}