| /* |
| * 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.ref; |
| |
| import org.apache.camel.Component; |
| 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.spi.Metadata; |
| import org.apache.camel.spi.UriEndpoint; |
| import org.apache.camel.spi.UriPath; |
| import org.apache.camel.support.CamelContextHelper; |
| import org.apache.camel.support.DefaultEndpoint; |
| |
| /** |
| * The ref component is used for lookup of existing endpoints bound in the Registry. |
| */ |
| @UriEndpoint(firstVersion = "1.2.0", scheme = "ref", title = "Ref", syntax = "ref:name", label = "core,endpoint") |
| public class RefEndpoint extends DefaultEndpoint implements DelegateEndpoint { |
| |
| private volatile Endpoint endpoint; |
| |
| @UriPath @Metadata(required = true) |
| private String name; |
| |
| public RefEndpoint(String endpointUri, Component component) { |
| super(endpointUri, component); |
| } |
| |
| public String getName() { |
| return name; |
| } |
| |
| /** |
| * Name of endpoint to lookup in the registry. |
| */ |
| public void setName(String name) { |
| this.name = name; |
| } |
| |
| @Override |
| public Producer createProducer() throws Exception { |
| return endpoint.createProducer(); |
| } |
| |
| @Override |
| public Consumer createConsumer(Processor processor) throws Exception { |
| return endpoint.createConsumer(processor); |
| } |
| |
| @Override |
| public Endpoint getEndpoint() { |
| if (endpoint == null) { |
| endpoint = CamelContextHelper.mandatoryLookup(getCamelContext(), name, Endpoint.class); |
| } |
| return endpoint; |
| } |
| |
| @Override |
| protected void doStart() throws Exception { |
| // add the endpoint to the endpoint registry |
| getCamelContext().addEndpoint(getEndpoint().getEndpointUri(), getEndpoint()); |
| super.doStart(); |
| } |
| |
| @Override |
| protected void doStop() throws Exception { |
| super.doStop(); |
| // noop |
| } |
| } |