com.avanza.astrix.beans.publish.ApiProviderPluginsImpl Maven / Gradle / Ivy
/*
* Copyright 2014 Avanza Bank AB
*
* 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.
*/
package com.avanza.astrix.beans.publish;
import java.lang.annotation.Annotation;
import java.util.Collection;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
/**
*
* @author Elias Lindholm (elilin)
*
*/
final class ApiProviderPluginsImpl implements ApiProviderPlugins {
private final ConcurrentMap, BeanPublisherPlugin> pluginByAnnotationType = new ConcurrentHashMap<>();
ApiProviderPluginsImpl(Collection apiProviderPlugins) {
for (BeanPublisherPlugin plugin : apiProviderPlugins) {
BeanPublisherPlugin previous = this.pluginByAnnotationType.putIfAbsent(plugin.getProviderAnnotationType(), plugin);
if (previous != null) {
throw new IllegalArgumentException(String.format("Multiple ApiProviderPlugin's found for providerAnnotationType=%s. p1=%s p2=%s",
plugin.getProviderAnnotationType().getName(), plugin.getClass().getName(), previous.getClass().getName()));
}
}
}
BeanPublisherPlugin getProviderPlugin(ApiProviderClass apiProvider) {
for (BeanPublisherPlugin plugin : pluginByAnnotationType.values()) {
if (apiProvider.isAnnotationPresent(plugin.getProviderAnnotationType())) {
return plugin;
}
}
throw new IllegalArgumentException("No plugin registered that can handle apiProvider: " + apiProvider);
}
public Collection getAll() {
return this.pluginByAnnotationType.values();
}
}