| /* |
| * 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.rss; |
| |
| import java.util.Arrays; |
| import java.util.Date; |
| |
| import com.rometools.rome.feed.synd.SyndEntry; |
| import com.rometools.rome.feed.synd.SyndFeed; |
| |
| import org.apache.camel.Exchange; |
| import org.apache.camel.Processor; |
| import org.apache.camel.Producer; |
| import org.apache.camel.component.feed.FeedComponent; |
| import org.apache.camel.component.feed.FeedEndpoint; |
| import org.apache.camel.component.feed.FeedPollingConsumer; |
| import org.apache.camel.spi.UriEndpoint; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| /** |
| * The rss component is used for consuming RSS feeds. |
| */ |
| @UriEndpoint(firstVersion = "2.0.0", scheme = "rss", extendsScheme = "atom", title = "RSS", |
| syntax = "rss:feedUri", consumerOnly = true, label = "rss", lenientProperties = true) |
| public class RssEndpoint extends FeedEndpoint { |
| protected static final Logger LOG = LoggerFactory.getLogger(RssEndpoint.class); |
| |
| public RssEndpoint() { |
| } |
| |
| public RssEndpoint(String endpointUri, FeedComponent component, String feedUri) { |
| super(endpointUri, component, feedUri); |
| } |
| |
| @Override |
| public Producer createProducer() throws Exception { |
| throw new UnsupportedOperationException("RssProducer is not implemented"); |
| } |
| |
| @Override |
| public Exchange createExchange(Object feed) { |
| Exchange exchange = createExchangeWithFeedHeader(feed, RssConstants.RSS_FEED); |
| exchange.getIn().setBody(feed); |
| return exchange; |
| } |
| |
| @Override |
| public Exchange createExchange(Object feed, Object entry) { |
| Exchange exchange = createExchangeWithFeedHeader(feed, RssConstants.RSS_FEED); |
| SyndFeed newFeed; |
| try { |
| newFeed = (SyndFeed)((SyndFeed) feed).clone(); |
| newFeed.setEntries(Arrays.asList((SyndEntry)entry)); |
| } catch (CloneNotSupportedException e) { |
| LOG.debug("Could not create a new feed. This exception will be ignored.", e); |
| newFeed = null; |
| } |
| exchange.getIn().setBody(newFeed); |
| return exchange; |
| } |
| |
| @Override |
| protected FeedPollingConsumer createEntryPollingConsumer(FeedEndpoint feedEndpoint, Processor processor, |
| boolean filter, Date lastUpdate, boolean throttleEntries) throws Exception { |
| RssEntryPollingConsumer answer = new RssEntryPollingConsumer(this, processor, filter, lastUpdate, throttleEntries); |
| configureConsumer(answer); |
| return answer; |
| } |
| |
| @Override |
| protected FeedPollingConsumer createPollingConsumer(FeedEndpoint feedEndpoint, Processor processor) throws Exception { |
| RssPollingConsumer answer = new RssPollingConsumer(this, processor); |
| configureConsumer(answer); |
| return answer; |
| } |
| } |