From a40e527938d76ba71f211da7e327adb50384ba69 Mon Sep 17 00:00:00 2001 From: lresende Date: Wed, 11 Nov 2009 23:26:33 +0000 Subject: Moving 1.x tags git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@835157 13f79535-47bb-0310-9956-ffa450edef68 --- .../tags/1.0/samples/feed-aggregator/README | 101 +++++++++++++++++++++ .../tags/1.0/samples/feed-aggregator/build.xml | 72 +++++++++++++++ .../tags/1.0/samples/feed-aggregator/pom.xml | 79 ++++++++++++++++ .../src/main/java/feed/AggregatorImpl.java | 100 ++++++++++++++++++++ .../src/main/java/feed/SampleServer.java | 54 +++++++++++ .../feed-aggregator/src/main/java/feed/Sort.java | 38 ++++++++ .../src/main/java/feed/SortImpl.java | 58 ++++++++++++ .../src/main/resources/FeedAggregator.composite | 60 ++++++++++++ 8 files changed, 562 insertions(+) create mode 100644 sca-java-1.x/tags/1.0/samples/feed-aggregator/README create mode 100644 sca-java-1.x/tags/1.0/samples/feed-aggregator/build.xml create mode 100644 sca-java-1.x/tags/1.0/samples/feed-aggregator/pom.xml create mode 100644 sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/java/feed/AggregatorImpl.java create mode 100644 sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/java/feed/SampleServer.java create mode 100644 sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/java/feed/Sort.java create mode 100644 sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/java/feed/SortImpl.java create mode 100644 sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/resources/FeedAggregator.composite (limited to 'sca-java-1.x/tags/1.0/samples/feed-aggregator') diff --git a/sca-java-1.x/tags/1.0/samples/feed-aggregator/README b/sca-java-1.x/tags/1.0/samples/feed-aggregator/README new file mode 100644 index 0000000000..f9daa95a11 --- /dev/null +++ b/sca-java-1.x/tags/1.0/samples/feed-aggregator/README @@ -0,0 +1,101 @@ +Feed Aggregator Sample +====================================== +This sample demonstrates using the Feed binding to aggregate ATOM and RSS +feeds and publish a new aggregated feed. + +The README in the samples directory (the directory above this) provides +general instructions about building and running samples. Take a look there +first. + +If you run the sample using ant, navigate to this sample directory and do: + +ant run + +OR if you don't have ant, on Windows do + +java -cp ..\..\lib\tuscany-sca-manifest.jar;target\sample-feed-aggregator.jar feed.SampleServer + +and on *nix do + +java -cp ../../lib/tuscany-sca-manifest.jar:target/sample-feed-aggregator.jar feed.SampleServer + +You should see the following output on the screen. + +run: + [java] Added Servlet mapping: http://localhost:8083/rssAggregator + [java] Added Servlet mapping: http://localhost:8083/atomAggregator/* + [java] Sample Feed server started (press enter to shutdown) + + [java] To read the aggregated feeds, point your Web browser to the following addresses: + [java] http://localhost:8083/atomAggregator + [java] http://localhost:8083/atomAggregator/atomsvc (for the Atom service document) + [java] http://localhost:8083/rssAggregator + [java] http://localhost:8083/atomAggregator?feedType=rss_2.0 + [java] http://localhost:8083/rssAggregator?feedType=atom_1.0 + +As this point the aggregated Feeds are exposed by a web server started +automatically by the SCA runtime. You can later stop the server by pressing enter. + +Now that the server is started you can point your Web browser to each URL of the +aggregated feeds to see the information in your broswer. These URLs are: + +http://localhost:8083/atomAggregator +http://localhost:8083/atomAggregator/atomsvc +http://localhost:8083/rssAggregator +http://localhost:8083/atomAggregator?feedType=rss_2.0 +http://localhost:8083/rssAggregator?feedType=atom_1.0 + +** Please note that if your browser is not configured correctly to receive feed information, you will be prompted to open each file that contains the feed information in xml. + +Sample Overview +--------------- +The sample provides a single component exposing a Web resource. + +web-resource/ + src/ + main/ + java/ + feed/ + FeedAggregatorImpl.java - implementation of the Feed + aggregator component + SampleServer.java - starts the SCA Runtime and + publishes the aggregated feeds + resources/ + FeedAggregator.composite - the SCA assembly for this sample + feed-aggregator.png - a pictorial representation of the + sample .composite file + build.xml - the Ant build file + pom.xml - the Maven build file + +Building And Running The Sample Using Ant +----------------------------------------- +With the binary distribution the sample can be built and run using Ant using the +following commands + +cd feed-aggregator +ant compile +ant run + +You should see the following output from the run target. + +run: + [java] Added Servlet mapping: http://localhost:8083/rssAggregator + [java] Added Servlet mapping: http://localhost:8083/atomAggregator/* + [java] Sample Feed server started (press enter to shutdown) + + [java] To read the aggregated feeds, point your Web browser to the following addresses: + [java] http://localhost:8083/atomAggregator + [java] http://localhost:8083/atomAggregator/atomsvc (for the Atom service document) + [java] http://localhost:8083/rssAggregator + [java] http://localhost:8083/atomAggregator?feedType=rss_2.0 + [java] http://localhost:8083/rssAggregator?feedType=atom_1.0 + + +Building The Sample Using Maven +------------------------------------------- +With either the binary or source distributions the sample can be built using +Maven as follows. + +cd feed-aggregator +mvn + diff --git a/sca-java-1.x/tags/1.0/samples/feed-aggregator/build.xml b/sca-java-1.x/tags/1.0/samples/feed-aggregator/build.xml new file mode 100644 index 0000000000..2118e13db7 --- /dev/null +++ b/sca-java-1.x/tags/1.0/samples/feed-aggregator/build.xml @@ -0,0 +1,72 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/sca-java-1.x/tags/1.0/samples/feed-aggregator/pom.xml b/sca-java-1.x/tags/1.0/samples/feed-aggregator/pom.xml new file mode 100644 index 0000000000..0d46601996 --- /dev/null +++ b/sca-java-1.x/tags/1.0/samples/feed-aggregator/pom.xml @@ -0,0 +1,79 @@ + + + + 4.0.0 + + org.apache.tuscany.sca + tuscany-sca + 1.0-incubating + ../pom.xml + + sample-feed-aggregator + Apache Tuscany SCA Atom+RSS Feed Aggregator Sample + + + + apache.incubator + http://people.apache.org/repo/m2-incubating-repository + + + + + + org.apache.tuscany.sca + tuscany-host-embedded + 1.0-incubating + + + + org.apache.tuscany.sca + tuscany-implementation-java-runtime + 1.0-incubating + runtime + + + + org.apache.tuscany.sca + tuscany-binding-feed + 1.0-incubating + compile + + + + org.apache.tuscany.sca + tuscany-host-tomcat + 1.0-incubating + runtime + + + + junit + junit + 4.2 + test + + + + + + ${artifactId} + + + diff --git a/sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/java/feed/AggregatorImpl.java b/sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/java/feed/AggregatorImpl.java new file mode 100644 index 0000000000..6d15b5426b --- /dev/null +++ b/sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/java/feed/AggregatorImpl.java @@ -0,0 +1,100 @@ +/* + * 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 feed; + +import java.util.ArrayList; +import java.util.Collections; +import java.util.List; + +import org.apache.tuscany.sca.binding.feed.collection.NotFoundException; +import org.osoa.sca.annotations.Property; +import org.osoa.sca.annotations.Reference; + +import com.sun.syndication.feed.atom.Content; +import com.sun.syndication.feed.atom.Entry; +import com.sun.syndication.feed.atom.Link; +import com.sun.syndication.feed.atom.Person; + +/** + * Implementation of an SCA component that aggregates several + * Atom and RSS feeds. + * + * @version $Rev$ $Date$ + */ +public class AggregatorImpl implements org.apache.tuscany.sca.binding.feed.collection.Collection { + + @Reference + public org.apache.tuscany.sca.binding.feed.collection.Collection feed1; + @Reference + public org.apache.tuscany.sca.binding.feed.collection.Collection feed2; + @Reference(required = false) + public Sort sort; + + @Property + public String feedTitle = "Aggregated Feed"; + @Property + public String feedDescription = "Anonymous Aggregated Feed"; + @Property + public String feedAuthor = "anonymous"; + + @SuppressWarnings("unchecked") + public com.sun.syndication.feed.atom.Feed getFeed() { + + // Create a new Feed + com.sun.syndication.feed.atom.Feed feed = new com.sun.syndication.feed.atom.Feed(); + feed.setTitle(feedTitle); + Content subtitle = new Content(); + subtitle.setValue(feedDescription); + feed.setSubtitle(subtitle); + Person author = new Person(); + author.setName(feedAuthor); + feed.setAuthors(Collections.singletonList(author)); + Link link = new Link(); + link.setHref("http://incubator.apache.org/tuscany"); + feed.getAlternateLinks().add(link); + + // Aggregate entries from feed1 and feed2 + List entries = new ArrayList(); + entries.addAll(feed1.getFeed().getEntries()); + entries.addAll(feed2.getFeed().getEntries()); + + // Sort entries by published date + if (sort != null) + feed.setEntries(sort.sort(entries)); + else + feed.setEntries(entries); + return feed; + } + + public void delete(String id) throws NotFoundException { + } + + public Entry get(String id) throws NotFoundException { + return null; + } + + public Entry post(Entry entry) { + return null; + } + + public Entry put(String id, Entry entry) throws NotFoundException { + return null; + } + +} diff --git a/sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/java/feed/SampleServer.java b/sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/java/feed/SampleServer.java new file mode 100644 index 0000000000..05961a315c --- /dev/null +++ b/sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/java/feed/SampleServer.java @@ -0,0 +1,54 @@ +/* + * 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 feed; + +import java.io.IOException; + +import org.apache.tuscany.sca.host.embedded.SCADomain; + +public class SampleServer { + public static void main(String[] args) throws Exception { + + SCADomain scaDomain = SCADomain.newInstance("FeedAggregator.composite"); + + try { + System.out.println("Sample Feed server started (press enter to shutdown)"); + System.out.println(); + System.out.println("To read the aggregated feeds, point your Web browser to the following addresses:"); + System.out.println("http://localhost:8083/atomAggregator"); + System.out.println("http://localhost:8083/atomAggregator/atomsvc (for the Atom service document)"); + System.out.println("http://localhost:8083/rssAggregator"); + System.out.println("http://localhost:8083/atomAggregator?feedType=rss_2.0"); + System.out.println("http://localhost:8083/rssAggregator?feedType=atom_1.0"); + System.out.println(); + System.in.read(); + } catch (IOException e) { + e.printStackTrace(); + } + + // RssFeed feedService = scaDomain.getService(RssFeed.class, + // "RssAggregatorComponent"); + // SyndFeed syndFeed = feedService.get(); + // SyndFeedOutput output = new SyndFeedOutput(); + // output.output(syndFeed,new PrintWriter(System.out)); + + scaDomain.close(); + System.out.println("Sample Feed server stopped"); + } +} diff --git a/sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/java/feed/Sort.java b/sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/java/feed/Sort.java new file mode 100644 index 0000000000..db26ad9350 --- /dev/null +++ b/sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/java/feed/Sort.java @@ -0,0 +1,38 @@ +/* + * 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 feed; + +import java.util.List; + +import com.sun.syndication.feed.atom.Entry; + +/** + * The Sort service business interface. + * + * @version $Rev$ $Date$ + */ +public interface Sort { + + /** + * Sort feed entries by published date. + * @param entries + * @return + */ + List sort(List entries); +} diff --git a/sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/java/feed/SortImpl.java b/sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/java/feed/SortImpl.java new file mode 100644 index 0000000000..62d90bfa3b --- /dev/null +++ b/sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/java/feed/SortImpl.java @@ -0,0 +1,58 @@ +/* + * 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 feed; + +import java.util.Arrays; +import java.util.Comparator; +import java.util.Date; +import java.util.List; + +import org.osoa.sca.annotations.Property; + +import com.sun.syndication.feed.atom.Entry; + +/** + * Implementation of a Feed Sort service component. + * + * @version $Rev$ $Date$ + */ +public class SortImpl implements Sort { + + @Property + public boolean newFirst = true; + + @SuppressWarnings("unchecked") + public List sort(List entries) { + Entry[] entriesArray = new Entry[entries.size()]; + entriesArray = (Entry[])entries.toArray(entriesArray); + Arrays.sort(entriesArray, new Comparator() { + public int compare(final Object xObj, final Object yObj) { + Date xDate = ((Entry)xObj).getPublished(); + Date yDate = ((Entry)yObj).getPublished(); + if (xDate == null) + return -1; + if (newFirst) + return yDate.compareTo(xDate); + else + return xDate.compareTo(yDate); + } + }); + return Arrays.asList(entriesArray); + } +} diff --git a/sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/resources/FeedAggregator.composite b/sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/resources/FeedAggregator.composite new file mode 100644 index 0000000000..df02ba8536 --- /dev/null +++ b/sca-java-1.x/tags/1.0/samples/feed-aggregator/src/main/resources/FeedAggregator.composite @@ -0,0 +1,60 @@ + + + + + + + + + + + + + + + + + + + + + Rss Sample + + + + true + + + + + + + + + + + + Atom Sample + + + -- cgit v1.2.3