/* * 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 test.types; import javax.ws.rs.GET; import javax.ws.rs.POST; import javax.ws.rs.Path; import javax.ws.rs.Produces; import javax.ws.rs.core.Context; import javax.ws.rs.core.MediaType; import javax.ws.rs.sse.Sse; import javax.ws.rs.sse.SseBroadcaster; import javax.ws.rs.sse.SseEventSink; import java.util.concurrent.CompletionStage; import java.util.concurrent.ExecutionException; public class SSEResource { @Produces(MediaType.SERVER_SENT_EVENTS) @GET @Path("/subscribe") public void subscribe(@Context SseEventSink sink) { sink.send(_sse.newEvent("welcome")); _sseBroadcaster.register(sink); } @POST @Path("/broadcast") public void broadcast(String body) throws ExecutionException, InterruptedException { CompletionStage<?> broadcast = _sseBroadcaster.broadcast( _sse.newEvent(body)); broadcast.toCompletableFuture().get(); } @Context public void setSse(Sse sse) { _sse = sse; _sseBroadcaster = _sse.newBroadcaster(); } private Sse _sse; private SseBroadcaster _sseBroadcaster; }