| /* |
| * 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.camel.k.quarkus.it.knative.source; |
| |
| import java.io.IOException; |
| import java.util.List; |
| import java.util.Locale; |
| import java.util.Objects; |
| import java.util.concurrent.BlockingQueue; |
| import java.util.concurrent.LinkedBlockingQueue; |
| import java.util.stream.Collectors; |
| |
| import javax.enterprise.context.ApplicationScoped; |
| import javax.inject.Inject; |
| import javax.json.Json; |
| import javax.json.JsonArray; |
| 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.MediaType; |
| import javax.ws.rs.core.Response; |
| |
| import io.quarkus.arc.Unremovable; |
| import org.apache.camel.CamelContext; |
| import org.apache.camel.FluentProducerTemplate; |
| import org.apache.camel.component.knative.spi.Knative; |
| import org.apache.camel.component.knative.spi.KnativeEnvironment; |
| import org.apache.camel.model.ModelCamelContext; |
| import org.apache.camel.model.RouteDefinition; |
| import org.apache.camel.model.SendDefinition; |
| import org.apache.camel.model.ToDefinition; |
| import org.eclipse.microprofile.config.inject.ConfigProperty; |
| |
| @Path("/test") |
| @ApplicationScoped |
| public class KnativeSourceApplication { |
| @Inject |
| CamelContext context; |
| |
| private final BlockingQueue<String> queue = new LinkedBlockingQueue<>(); |
| |
| @POST |
| @Path("/toUpper") |
| @Produces(MediaType.TEXT_PLAIN) |
| public void toUpper(String data) throws InterruptedException { |
| queue.put(data.toUpperCase(Locale.US)); |
| } |
| |
| @GET |
| @Path("/inspect/endpoint-uris") |
| @Produces(MediaType.APPLICATION_JSON) |
| public JsonArray endpointUris() { |
| List<RouteDefinition> definitions = context.adapt(ModelCamelContext.class).getRouteDefinitions(); |
| |
| return Json.createArrayBuilder( |
| definitions.stream() |
| .map(d -> !d.getOutputs().isEmpty() ? d.getOutputs().get(d.getOutputs().size() -1 ) : null) |
| .filter(Objects::nonNull) |
| .filter(ToDefinition.class::isInstance) |
| .map(ToDefinition.class::cast) |
| .map(SendDefinition::getEndpointUri) |
| .collect(Collectors.toList()) |
| ).build(); |
| } |
| |
| @POST |
| @Path("/send") |
| @Produces(MediaType.TEXT_PLAIN) |
| public void send(String data) throws IOException { |
| try (FluentProducerTemplate template = context.createFluentProducerTemplate()){ |
| template.to("direct:start") |
| .withHeader("MyHeader", data) |
| .send(); |
| } |
| } |
| |
| @GET |
| @Path("/poll") |
| @Produces(MediaType.TEXT_PLAIN) |
| public Response poll() { |
| String result = queue.poll(); |
| |
| return result != null |
| ? Response.ok(result).build() |
| : Response.noContent().build(); |
| } |
| |
| @Unremovable |
| @javax.enterprise.inject.Produces |
| KnativeEnvironment environment( |
| @ConfigProperty(name = "kamel.k.sink.port") int port) { |
| |
| return KnativeEnvironment.on( |
| KnativeEnvironment.serviceBuilder(Knative.Type.endpoint, "sink") |
| .withUrl("http://localhost:" + port + "/test/toUpper") |
| .withEndpointKind(Knative.EndpointKind.sink) |
| .build() |
| ); |
| } |
| } |
| |