| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| package org.apache.johnzon.jsonb.factory; |
| |
| import jakarta.enterprise.context.spi.CreationalContext; |
| import jakarta.enterprise.inject.spi.Bean; |
| import jakarta.enterprise.inject.spi.BeanManager; |
| import java.util.Set; |
| |
| public class CdiJohnzonAdapterFactory extends SimpleJohnzonAdapterFactory { |
| private final BeanManager bm; |
| |
| public CdiJohnzonAdapterFactory(final Object bm) { |
| this.bm = BeanManager.class.cast(bm); |
| } |
| |
| @Override |
| public <T> Instance<T> create(final Class<T> type) { |
| try { |
| final Set<Bean<?>> beans = bm.getBeans(type); |
| final Bean<?> bean = bm.resolve(beans); |
| if (bean != null) { |
| final CreationalContext<Object> creationalContext = bm.createCreationalContext(null); |
| final T instance = (T) bm.getReference(bean, type, creationalContext); |
| if (bm.isNormalScope(bean.getScope())) { |
| return new ConstantInstance<>((T) bm.getReference(bean, type, creationalContext)); |
| } |
| return new CdiInstance<T>(instance, creationalContext); |
| } |
| } catch (final Exception e) { |
| // fallback |
| } |
| return super.create(type); |
| } |
| |
| private static class CdiInstance<T> implements Instance<T> { |
| private final T value; |
| private final CreationalContext<Object> context; |
| |
| private CdiInstance(final T instance, final CreationalContext<Object> creationalContext) { |
| this.value = instance; |
| this.context = creationalContext; |
| } |
| |
| @Override |
| public T getValue() { |
| return value; |
| } |
| |
| @Override |
| public void release() { |
| context.release(); |
| } |
| } |
| } |