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 */ 017 package org.apache.camel.component.binding; 018 019 import java.util.Map; 020 021 import org.apache.camel.CamelContext; 022 import org.apache.camel.Endpoint; 023 import org.apache.camel.impl.DefaultComponent; 024 import org.apache.camel.spi.Binding; 025 import org.apache.camel.util.CamelContextHelper; 026 027 import static org.apache.camel.util.CamelContextHelper.getMandatoryEndpoint; 028 029 /** 030 * A Binding component using the URI form <code>binding:nameOfBinding:endpointURI</code> 031 * to extract the binding name which is then resolved from the registry and used to create a 032 * {@link BindingEndpoint} from the underlying {@link Endpoint} 033 */ 034 public class BindingNameComponent extends DefaultComponent { 035 protected static final String BAD_FORMAT_MESSAGE = "URI should be of the format binding:nameOfBinding:endpointURI"; 036 037 @Override 038 protected Endpoint createEndpoint(String uri, String remaining, Map<String, Object> parameters) throws Exception { 039 CamelContext camelContext = getCamelContext(); 040 int idx = remaining.indexOf(":"); 041 if (idx <= 0) { 042 throw new IllegalArgumentException(BAD_FORMAT_MESSAGE); 043 } 044 String bindingName = remaining.substring(0, idx); 045 String delegateURI = remaining.substring(idx + 1); 046 if (delegateURI.isEmpty()) { 047 throw new IllegalArgumentException(BAD_FORMAT_MESSAGE); 048 } 049 Binding binding = CamelContextHelper.mandatoryLookup(camelContext, bindingName, Binding.class); 050 Endpoint delegate = getMandatoryEndpoint(camelContext, delegateURI); 051 return new BindingEndpoint(uri, this, binding, delegate); 052 } 053 }