| /* |
| * 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.component.service; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| import org.apache.camel.CamelContext; |
| import org.apache.camel.Consumer; |
| import org.apache.camel.DelegateEndpoint; |
| import org.apache.camel.Endpoint; |
| import org.apache.camel.Processor; |
| import org.apache.camel.Producer; |
| import org.apache.camel.api.management.ManagedAttribute; |
| import org.apache.camel.api.management.ManagedResource; |
| import org.apache.camel.cloud.DiscoverableService; |
| import org.apache.camel.cloud.ServiceDefinition; |
| import org.apache.camel.cloud.ServiceRegistry; |
| import org.apache.camel.impl.cloud.DefaultServiceDefinition; |
| import org.apache.camel.spi.Metadata; |
| import org.apache.camel.spi.UriEndpoint; |
| import org.apache.camel.spi.UriPath; |
| import org.apache.camel.support.DefaultEndpoint; |
| |
| /** |
| * Represents an endpoint which is registered to a Service Registry such as Consul, Etcd. |
| */ |
| @ManagedResource(description = "Managed Service Endpoint") |
| @UriEndpoint( |
| firstVersion = "2.22.0", |
| scheme = "service", |
| syntax = "service:delegateUri", |
| consumerOnly = true, |
| title = "Service", |
| lenientProperties = true, |
| label = "cloud") |
| public class ServiceEndpoint extends DefaultEndpoint implements DelegateEndpoint { |
| private final Endpoint delegateEndpoint; |
| private final ServiceRegistry serviceRegistry; |
| private final Map<String, String> serviceParameters; |
| private final ServiceDefinition serviceDefinition; |
| |
| @UriPath(description = "The endpoint uri to expose as service") |
| @Metadata(required = true) |
| private final String delegateUri; |
| |
| public ServiceEndpoint(String uri, ServiceComponent component, ServiceRegistry serviceRegistry, Map<String, String> serviceParameters, String delegateUri) { |
| super(uri, component); |
| |
| this.serviceRegistry = serviceRegistry; |
| this.serviceParameters = serviceParameters; |
| this.delegateUri = delegateUri; |
| this.delegateEndpoint = getCamelContext().getEndpoint(delegateUri); |
| |
| // The service properties set on uri override parameter provided by a |
| // an endpoint of type DiscoverableService. |
| this.serviceDefinition = computeServiceDefinition(component.getCamelContext(), delegateEndpoint); |
| } |
| |
| @Override |
| public Endpoint getEndpoint() { |
| return this.delegateEndpoint; |
| } |
| |
| @ManagedAttribute(description = "The consumer endpoint to expose as a service", mask = true) |
| public String getDelegateEndpointUri() { |
| return this.delegateEndpoint.getEndpointUri(); |
| } |
| |
| public ServiceDefinition getServiceDefinition() { |
| return this.serviceDefinition; |
| } |
| |
| @Override |
| public Producer createProducer() throws Exception { |
| throw new UnsupportedOperationException("Not yet implemented"); |
| } |
| |
| @Override |
| public Consumer createConsumer(Processor processor) throws Exception { |
| return new ServiceConsumer(this, processor, serviceRegistry); |
| } |
| |
| @Override |
| public boolean isLenientProperties() { |
| return true; |
| } |
| |
| private ServiceDefinition computeServiceDefinition(CamelContext context, Endpoint delegateEndpoint) { |
| Map<String, String> parameters = new HashMap<>(); |
| |
| if (delegateEndpoint instanceof DiscoverableService) { |
| parameters.putAll(((DiscoverableService)delegateEndpoint).getServiceProperties()); |
| } |
| |
| parameters.putAll(serviceParameters); |
| parameters.computeIfAbsent(ServiceDefinition.SERVICE_META_ID, k -> context.getUuidGenerator().generateUuid()); |
| |
| return DefaultServiceDefinition.builder().from(parameters).build(); |
| } |
| } |