001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.juneau.rest.server.arg;
018
019import org.apache.juneau.commons.reflect.*;
020import org.apache.juneau.rest.server.sse.*;
021
022/**
023 * Resolves {@link SseBroadcaster} method parameters.
024 */
025public class SseBroadcasterArg extends SimpleRestOperationArg {
026
027   /**
028    * Static creator.
029    *
030    * @param paramInfo The Java method parameter being resolved. Must not be <jk>null</jk>.
031    * @return A new arg, or {@code null} if not applicable.
032    */
033   public static SseBroadcasterArg create(ParameterInfo paramInfo) {
034      if (paramInfo.isType(SseBroadcaster.class))
035         return new SseBroadcasterArg();
036      return null;
037   }
038
039   /**
040    * Constructor.
041    */
042   @SuppressWarnings({
043      "resource" // Broadcaster bean is container-managed in BeanStore and intentionally not closed by arg resolver.
044   })
045   protected SseBroadcasterArg() {
046      super(opSession -> opSession.getBeanStore().getBean(SseBroadcaster.class).orElseGet(() -> opSession.getBeanStore().add(SseBroadcaster.class, SseBroadcaster.create())));
047   }
048}