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.impl;
018
019 import java.util.HashMap;
020 import java.util.Map;
021
022 import org.apache.camel.CamelContext;
023 import org.apache.camel.Component;
024 import org.apache.camel.Consumer;
025 import org.apache.camel.ResolveEndpointFailedException;
026 import org.apache.camel.util.EndpointHelper;
027 import org.apache.camel.util.IntrospectionSupport;
028
029 /**
030 * A base class for {@link org.apache.camel.Endpoint} which creates a {@link ScheduledPollConsumer}
031 *
032 * @version $Revision: 789087 $
033 */
034 public abstract class ScheduledPollEndpoint extends DefaultEndpoint {
035 private Map consumerProperties;
036
037 protected ScheduledPollEndpoint(String endpointUri, Component component) {
038 super(endpointUri, component);
039 }
040
041 protected ScheduledPollEndpoint(String endpointUri, CamelContext context) {
042 super(endpointUri, context);
043 }
044
045 protected ScheduledPollEndpoint(String endpointUri) {
046 super(endpointUri);
047 }
048
049 protected ScheduledPollEndpoint() {
050 }
051
052 public Map getConsumerProperties() {
053 return consumerProperties;
054 }
055
056 public void setConsumerProperties(Map consumerProperties) {
057 this.consumerProperties = consumerProperties;
058 }
059
060 protected void configureConsumer(Consumer consumer) throws Exception {
061 if (consumerProperties != null) {
062 // set reference properties first as they use # syntax that fools the regular properties setter
063 EndpointHelper.setReferenceProperties(getCamelContext(), consumer, consumerProperties);
064 EndpointHelper.setProperties(getCamelContext(), consumer, consumerProperties);
065 if (!this.isLenientProperties() && consumerProperties.size() > 0) {
066 throw new ResolveEndpointFailedException(this.getEndpointUri(), "There are " + consumerProperties.size()
067 + " parameters that couldn't be set on the endpoint consumer."
068 + " Check the uri if the parameters are spelt correctly and that they are properties of the endpoint."
069 + " Unknown consumer parameters=[" + consumerProperties + "]");
070 }
071 }
072 }
073
074 public void configureProperties(Map options) {
075 Map consumerProperties = IntrospectionSupport.extractProperties(options, "consumer.");
076 if (consumerProperties != null) {
077 setConsumerProperties(consumerProperties);
078 }
079 configureScheduledPollConsumerProperties(options, consumerProperties);
080 }
081
082 @SuppressWarnings("unchecked")
083 private void configureScheduledPollConsumerProperties(Map options, Map consumerProperties) {
084 // special for scheduled poll consumers as we want to allow end users to configure its options
085 // from the URI parameters without the consumer. prefix
086 Object initialDelay = options.remove("initialDelay");
087 Object delay = options.remove("delay");
088 Object timeUnit = options.remove("timeUnit");
089 Object useFixedDelay = options.remove("useFixedDelay");
090 Object pollStrategy = options.remove("pollStrategy");
091 if (initialDelay != null || delay != null || timeUnit != null || useFixedDelay != null || pollStrategy != null) {
092 if (consumerProperties == null) {
093 consumerProperties = new HashMap();
094 }
095 if (initialDelay != null) {
096 consumerProperties.put("initialDelay", initialDelay);
097 }
098 if (delay != null) {
099 consumerProperties.put("delay", delay);
100 }
101 if (timeUnit != null) {
102 consumerProperties.put("timeUnit", timeUnit);
103 }
104 if (useFixedDelay != null) {
105 consumerProperties.put("useFixedDelay", useFixedDelay);
106 }
107 if (pollStrategy != null) {
108 consumerProperties.put("pollStrategy", pollStrategy);
109 }
110 }
111 }
112
113 }