*   return new TypeToken<List<T>>() {}
 *       .where(new TypeParameter<T>() {}, elementType);
 * }
 * }</pre>
 *
 * @author Ben Yu
 * @since 12.0
 */
@ElementTypesAreNonnullByDefault
/*
 * A nullable bound would let users create a TypeParameter instance for a parameter with a nullable
 * bound. However, it would also let them create `new TypeParameter<@Nullable T>() {}`, which

 *   return new TypeToken<List<T>>() {}
 *       .where(new TypeParameter<T>() {}, elementType);
 * }
 * }</pre>
 *
 * @author Ben Yu
 * @since 12.0
 */
@ElementTypesAreNonnullByDefault
/*
 * A nullable bound would let users create a TypeParameter instance for a parameter with a nullable
 * bound. However, it would also let them create `new TypeParameter<@Nullable T>() {}`, which

    assertThrows(IllegalArgumentException.class, () -> new TypeParameter<String>() {});
  }

  public <A, B> void testEquals() throws Exception {
    Method method = TypeParameterTest.class.getDeclaredMethod("testEquals");
    new EqualsTester()
        .addEqualityGroup(new TypeParameter<A>() {}, new TypeParameter<A>() {})
        .addEqualityGroup(new TypeParameter<B>() {})
        .testEquals();
  }

    }
  }

  private static final class TypeParameterSignature {
    final String name;
    final List<Type> bounds;

    TypeParameterSignature(TypeVariable<?> typeParameter) {
      name = typeParameter.getName();
      bounds = asList(typeParameter.getBounds());
    }

    @Override
    public boolean equals(@Nullable Object obj) {
      if (obj instanceof TypeParameterSignature) {

    }
  }

  private static final class TypeParameterSignature {
    final String name;
    final List<Type> bounds;

    TypeParameterSignature(TypeVariable<?> typeParameter) {
      name = typeParameter.getName();
      bounds = asList(typeParameter.getBounds());
    }

    @Override
    public boolean equals(@Nullable Object obj) {
      if (obj instanceof TypeParameterSignature) {