Added new contribution that contains an RSS and Atom feed to an imaginary SCA Tours blog

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@786834 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 141 insertions, 0 deletions

diff --git a/sandbox/travelsample/contributions/blog-feed-contribution/src/main/java/scatours/blog/feed/BlogFeedImpl.java b/sandbox/travelsample/contributions/blog-feed-contribution/src/main/java/scatours/blog/feed/BlogFeedImpl.java
new file mode 100644
index 0000000000..36abfba38e
--- /dev/null
+++ b/sandbox/travelsample/contributions/blog-feed-contribution/src/main/java/scatours/blog/feed/BlogFeedImpl.java
@@ -0,0 +1,141 @@
+/*
+ * 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 scatours.blog.feed;
+
+import java.util.Date;
+import java.util.concurrent.atomic.AtomicInteger;
+
+import org.apache.abdera.Abdera;
+import org.apache.abdera.factory.Factory;
+import org.apache.abdera.model.Entry;
+import org.apache.abdera.model.Feed;
+import org.apache.abdera.model.Person;
+import org.apache.tuscany.sca.binding.atom.collection.NotFoundException;
+
+public class BlogFeedImpl implements org.apache.tuscany.sca.binding.atom.collection.Collection {
+
+    /**
+     * Title of the blog.feed.
+     */
+    private static final String FEED_TITLE = "Tuscany SCA Tours Blog Feed";
+
+    /**
+     * Description of the blog feed.
+     */
+    private static final String FEED_DESCRIPTION = "Feed contianing the latest blog posts from Tuscany SCA Tours";
+
+    /**
+     * Author of the blog feed.
+     */
+    private static final String FEED_AUTHOR = "SCA Tours CEO";
+
+    /**
+     * Used to generate unique IDs for the blog entries.
+     */
+    private static final AtomicInteger ID_GEN = new AtomicInteger();
+
+    /**
+     * Gets a feed containing all the blog posts.
+     * 
+     * @return A feed containing all the blog posts.
+     */
+    public Feed getFeed() {
+        final Factory factory = Abdera.getNewFactory();
+
+        // Create SCA Tours blog feed
+        final Feed feed = factory.newFeed();
+        feed.setTitle(FEED_TITLE);
+        feed.setSubtitle(FEED_DESCRIPTION);
+
+        // Create blog author
+        final Person author = factory.newAuthor();
+        author.setName(FEED_AUTHOR);
+        feed.addAuthor(author);
+
+        // Create a sample entry
+        final Entry entry = factory.newEntry();
+        entry.setId(Integer.toString(ID_GEN.incrementAndGet()));
+        entry.addAuthor(FEED_AUTHOR);
+        entry.setTitle("Apache Tuscay in Action book features SCA Tours");
+        entry.setContentAsHtml("We are famous as SCA Tours has been featured in the Apache Tuscany in Action book published by Manning");
+        entry.setUpdated(new Date());
+        entry.addLink("http://www.manning.com/laws/");
+        feed.addEntry(entry);
+
+        return feed;
+    }
+
+    /**
+     * Query the feed.
+     * 
+     * @param query The query
+     * @return Always returns null as method not implemented
+     */
+    public Feed query(String query) {
+        // Not implemented
+        return null;
+    }
+
+    /**
+     * Posts a new entry to the blog.
+     * 
+     * @param entry The new entry
+     * @return Always returns null as method not implemented
+     */
+    public Entry post(Entry entry) {
+        // Not implemented
+        return null;
+    }
+
+    /**
+     * Gets the specified entry from the blog.
+     * 
+     * @param id ID of the entry to get
+     * @return Not used
+     * @throws NotFoundException Always thrown as method not implemented
+     */
+    public Entry get(String id) throws NotFoundException {
+        // Not implemented
+        throw new NotFoundException("You are not allowed to update entries");
+    }
+
+    /**
+     * Updates the specified entry on the blog.
+     * 
+     * @param id ID of the entry to update
+     * @param entry The new entry
+     * @throws NotFoundException Always thrown as method not implemented
+     */
+    public void put(String id, Entry entry) throws NotFoundException {
+        // Not implemented
+        throw new NotFoundException("You are not allowed to update entries");
+    }
+
+    /**
+     * Deletes the specified entry from the blog.
+     * 
+     * @param id ID of the entry to delete
+     * @throws NotFoundException Always thrown as method not implemented
+     */
+    public void delete(String id) throws NotFoundException {
+        // Not implemented
+        throw new NotFoundException("You are not allowed to delete entries");
+    }
+}