diff options
Diffstat (limited to 'sca-java-1.x/tags/1.2.1/modules/workspace-admin/src/main/java/org/apache/tuscany/sca/workspace/admin/impl/CompositeImageCollectionImpl.java')
-rw-r--r-- | sca-java-1.x/tags/1.2.1/modules/workspace-admin/src/main/java/org/apache/tuscany/sca/workspace/admin/impl/CompositeImageCollectionImpl.java | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.2.1/modules/workspace-admin/src/main/java/org/apache/tuscany/sca/workspace/admin/impl/CompositeImageCollectionImpl.java b/sca-java-1.x/tags/1.2.1/modules/workspace-admin/src/main/java/org/apache/tuscany/sca/workspace/admin/impl/CompositeImageCollectionImpl.java new file mode 100644 index 0000000000..787b7aca08 --- /dev/null +++ b/sca-java-1.x/tags/1.2.1/modules/workspace-admin/src/main/java/org/apache/tuscany/sca/workspace/admin/impl/CompositeImageCollectionImpl.java @@ -0,0 +1,175 @@ +/* + * 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.tuscany.sca.workspace.admin.impl; + +import static org.apache.tuscany.sca.workspace.admin.impl.DomainAdminUtil.compositeKey; +import static org.apache.tuscany.sca.workspace.admin.impl.DomainAdminUtil.compositeQName; +import static org.apache.tuscany.sca.workspace.admin.impl.DomainAdminUtil.compositeTitle; +import static org.apache.tuscany.sca.workspace.admin.impl.DomainAdminUtil.contributionURI; + +import java.io.IOException; +import java.net.URLDecoder; +import java.util.ArrayList; +import java.util.List; +import java.util.logging.Logger; + +import javax.servlet.Servlet; +import javax.servlet.ServletException; +import javax.servlet.http.HttpServlet; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; +import javax.xml.namespace.QName; + +import org.apache.tuscany.sca.assembly.Component; +import org.apache.tuscany.sca.assembly.Composite; +import org.apache.tuscany.sca.implementation.data.collection.Entry; +import org.apache.tuscany.sca.implementation.data.collection.Item; +import org.apache.tuscany.sca.implementation.data.collection.ItemCollection; +import org.apache.tuscany.sca.implementation.data.collection.LocalItemCollection; +import org.apache.tuscany.sca.implementation.data.collection.NotFoundException; +import org.apache.tuscany.sca.implementation.node.NodeImplementation; +import org.osoa.sca.annotations.Init; +import org.osoa.sca.annotations.Reference; +import org.osoa.sca.annotations.Scope; +import org.osoa.sca.annotations.Service; + +/** + * Implementation of a composite install image collection service. + * + * @version $Rev$ $Date$ + */ +@Scope("COMPOSITE") +@Service(interfaces={ItemCollection.class, LocalItemCollection.class, Servlet.class}) +public class CompositeImageCollectionImpl extends HttpServlet implements ItemCollection, LocalItemCollection, Servlet { + private static final long serialVersionUID = 1L; + + private final static Logger logger = Logger.getLogger(CompositeImageCollectionImpl.class.getName()); + + @Reference + public LocalItemCollection contributionCollection; + + @Reference + public LocalItemCollection cloudCollection; + + /** + * Initialize the component. + */ + @Init + public void initialize() { + } + + public Entry<String, Item>[] getAll() { + throw new UnsupportedOperationException(); + } + + public Item get(String key) throws NotFoundException { + throw new UnsupportedOperationException(); + } + + public String post(String key, Item item) { + throw new UnsupportedOperationException(); + } + + public void put(String key, Item item) throws NotFoundException { + throw new UnsupportedOperationException(); + } + + public void delete(String key) throws NotFoundException { + throw new UnsupportedOperationException(); + } + + public Entry<String, Item>[] query(String queryString) { + logger.info("query " + queryString); + + if (queryString.startsWith("composite=")) { + + // Expecting a key in the form: + // composite:contributionURI;namespace;localName + int e = queryString.indexOf('='); + String key = queryString.substring(e + 1); + String contributionURI = contributionURI(key); + QName qname = compositeQName(key); + + // Return a collection containing the following entries: + // the resolved version of the specified composite + // the required contributions + List<Entry<String, Item>> entries = new ArrayList<Entry<String, Item>>(); + + // Add the resolved composite entry + Entry<String, Item> compositeEntry = new Entry<String, Item>(); + Item compositeItem = new Item(); + compositeItem.setTitle(compositeTitle(contributionURI, qname)); + compositeItem.setLink("/composite-resolved/" + key); + compositeEntry.setKey(key); + compositeEntry.setData(compositeItem); + entries.add(compositeEntry); + + // Get the collection of required contributions + Entry<String, Item>[] contributionEntries = contributionCollection.query("alldependencies=" + contributionURI); + for (Entry<String, Item> entry: contributionEntries) { + Item item = entry.getData(); + item.setContents(null); + entries.add(entry); + } + + return entries.toArray(new Entry[entries.size()]); + + } else { + throw new UnsupportedOperationException(); + } + } + + @Override + protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { + + // Get the request path + String path = URLDecoder.decode(request.getRequestURI().substring(request.getServletPath().length()), "UTF-8"); + String key = path.startsWith("/")? path.substring(1) : path; + logger.info("get " + key); + + // The key contains a node name, redirect + // to the corresponding composite image + + // Get the collection of cloud composites + Entry<String, Item>[] cloudEntries = cloudCollection.getAll(); + + // Find the specified node + for (Entry<String, Item> cloudEntry: cloudEntries) { + QName qname = compositeQName(cloudEntry.getKey()); + if (qname.getLocalPart().equals(key)) { + + // Found the specified node + String related = cloudEntry.getData().getRelated(); + int i = related.indexOf("composite:"); + if (i != -1) { + + // Redirect to its composite image + String compositeImage = "/composite-image/?composite=" + related.substring(i); + response.sendRedirect(compositeImage); + return; + } + } + } + + // Node not found + response.sendError(HttpServletResponse.SC_NOT_FOUND, key); + return; + } +} |