AsExtensions.java
- /*
- * *************************************************************************************************************************************************************
- *
- * TheseFoolishThings: Miscellaneous utilities
- * http://tidalwave.it/projects/thesefoolishthings
- *
- * Copyright (C) 2009 - 2025 by Tidalwave s.a.s. (http://tidalwave.it)
- *
- * *************************************************************************************************************************************************************
- *
- * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * 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
- * CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
- *
- * *************************************************************************************************************************************************************
- *
- * git clone https://bitbucket.org/tidalwave/thesefoolishthings-src
- * git clone https://github.com/tidalwave-it/thesefoolishthings-src
- *
- * *************************************************************************************************************************************************************
- */
- package it.tidalwave.util;
- import jakarta.annotation.Nonnull;
- import java.util.Collection;
- import java.util.Optional;
- /***************************************************************************************************************************************************************
- *
- * An extension to be used with Lombok in order to provide "as" support to classes that don't implement the {@link As}
- * interface. The typical usage is to retrofit legacy code.
- *
- * FIXME: this class doesn't cache - every as*() call instantiates new objects.
- *
- * @author Fabrizio Giudici
- *
- **************************************************************************************************************************************************************/
- public class AsExtensions
- {
- @Nonnull
- public static <T> T as (@Nonnull final Object datum, @Nonnull final Class<T> roleType)
- {
- return adapter(datum).as(roleType);
- }
- @Nonnull
- public static <T> Optional<T> maybeAs (@Nonnull final Object datum, @Nonnull final Class<? extends T> type)
- {
- return adapter(datum).maybeAs(type);
- }
- @Nonnull
- public static <T> Collection<T> asMany (@Nonnull final Object datum, @Nonnull final Class<? extends T> type)
- {
- return adapter(datum).asMany(type);
- }
- @Nonnull
- public static <T> T as (@Nonnull final Object datum, @Nonnull final As.Type<? extends T> type)
- {
- return adapter(datum).as(type);
- }
- @Nonnull
- public static <T> Optional<T> maybeAs (@Nonnull final Object datum, @Nonnull final As.Type<? extends T> type)
- {
- return adapter(datum).maybeAs(type);
- }
- @Nonnull
- public static <T> Collection<T> asMany (@Nonnull final Object datum, @Nonnull final As.Type<? extends T> type)
- {
- return adapter(datum).asMany(type);
- }
- @Nonnull
- private static As adapter (@Nonnull final Object datum)
- {
- return As.forObject(datum);
- }
- }