OwnerAndRole.java

  1. /*
  2.  * *************************************************************************************************************************************************************
  3.  *
  4.  * TheseFoolishThings: Miscellaneous utilities
  5.  * http://tidalwave.it/projects/thesefoolishthings
  6.  *
  7.  * Copyright (C) 2009 - 2025 by Tidalwave s.a.s. (http://tidalwave.it)
  8.  *
  9.  * *************************************************************************************************************************************************************
  10.  *
  11.  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License.
  12.  * You may obtain a copy of the License at
  13.  *
  14.  *     http://www.apache.org/licenses/LICENSE-2.0
  15.  *
  16.  * Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
  17.  * CONDITIONS OF ANY KIND, either express or implied.  See the License for the specific language governing permissions and limitations under the License.
  18.  *
  19.  * *************************************************************************************************************************************************************
  20.  *
  21.  * git clone https://bitbucket.org/tidalwave/thesefoolishthings-src
  22.  * git clone https://github.com/tidalwave-it/thesefoolishthings-src
  23.  *
  24.  * *************************************************************************************************************************************************************
  25.  */
  26. package it.tidalwave.util.impl;

  27. // import javax.annotation.concurrent.Immutable;
  28. import jakarta.annotation.Nonnull;
  29. import java.util.ArrayList;
  30. import java.util.List;
  31. import lombok.EqualsAndHashCode;
  32. import lombok.Getter;
  33. import lombok.RequiredArgsConstructor;
  34. import static it.tidalwave.util.ShortNames.shortName;

  35. /***************************************************************************************************************************************************************
  36.  *
  37.  * @author  Fabrizio Giudici
  38.  *
  39.  **************************************************************************************************************************************************************/
  40. /* @Immutable */ @RequiredArgsConstructor @Getter @EqualsAndHashCode
  41. public class OwnerAndRole
  42.   {
  43.     @Nonnull
  44.     private final Class<?> ownerClass;

  45.     @Nonnull
  46.     private final Class<?> roleClass;

  47.     /***************************************************************************************************************
  48.      *
  49.      * Returns pairs (class, role) for each class or interface up in the hierarchy.
  50.      *
  51.      **************************************************************************************************************/
  52.     @Nonnull
  53.     public List<OwnerAndRole> getSuper()
  54.       {
  55.         final List<OwnerAndRole> result = new ArrayList<>();
  56.         result.add(this);

  57.         if (ownerClass.getSuperclass() != null)
  58.           {
  59.             result.addAll(new OwnerAndRole(ownerClass.getSuperclass(), roleClass).getSuper());
  60.           }

  61.         for (final var interfaceClass : ownerClass.getInterfaces())
  62.           {
  63.             result.addAll(new OwnerAndRole(interfaceClass, roleClass).getSuper());
  64.           }

  65.         return result;
  66.       }

  67.     @Override @Nonnull
  68.     public String toString()
  69.       {
  70.         return String.format("(%s, %s)", shortName(ownerClass), shortName(roleClass));
  71.       }
  72.   }