Fixed unpublishing events.

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@29696 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/publishing/StandardNodeSnapshotSerializer.java

@@ -0,0 +1,161 @@
+/*
+ * Copyright (C) 2005-2010 Alfresco Software Limited.
+ *
+ * This file is part of Alfresco
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.alfresco.repo.publishing;
+
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.io.OutputStreamWriter;
+import java.io.Writer;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.Date;
+import java.util.List;
+
+import javax.xml.parsers.SAXParser;
+import javax.xml.parsers.SAXParserFactory;
+
+import org.alfresco.error.AlfrescoRuntimeException;
+import org.alfresco.repo.transfer.manifest.TransferManifestDeletedNode;
+import org.alfresco.repo.transfer.manifest.TransferManifestHeader;
+import org.alfresco.repo.transfer.manifest.TransferManifestNormalNode;
+import org.alfresco.repo.transfer.manifest.TransferManifestProcessor;
+import org.alfresco.repo.transfer.manifest.XMLTransferManifestReader;
+import org.alfresco.repo.transfer.manifest.XMLTransferManifestWriter;
+import org.alfresco.service.cmr.publishing.NodeSnapshot;
+
+/**
+ * @author Brian
+ * @author Nick Smith
+ */
+public class StandardNodeSnapshotSerializer implements NodeSnapshotSerializer
+{
+    /**
+    * {@inheritDoc}
+    */
+    @Override
+    public List<NodeSnapshot> deserialize(InputStream input) throws Exception
+    {
+        SAXParserFactory saxParserFactory = SAXParserFactory.newInstance();
+        SAXParser parser = saxParserFactory.newSAXParser();
+        NodeSnapshotDeserializer processor = new NodeSnapshotDeserializer();
+
+        XMLTransferManifestReader xmlReader = new XMLTransferManifestReader(processor);
+        parser.parse(input, xmlReader);
+        return processor.getSnapshots();
+    }
+
+    /**
+     * {@inheritDoc}
+     */
+     public void serialize(Collection<NodeSnapshot> snapshots, OutputStream output) throws Exception
+     {
+        try
+        {
+            
+            TransferManifestHeader header = new TransferManifestHeader();
+            header.setCreatedDate(new Date());
+            header.setNodeCount(snapshots.size());
+            header.setReadOnly(false);
+            header.setSync(false);
+            
+            Writer writer = new OutputStreamWriter(output, "UTF-8");
+            
+            XMLTransferManifestWriter transferManifestWriter = new XMLTransferManifestWriter();
+            transferManifestWriter.startTransferManifest(writer);
+            transferManifestWriter.writeTransferManifestHeader(header);
+
+            // Iterate over NodesToPublish and Serialize.
+            for (NodeSnapshot snapshot: snapshots)
+            {
+                if (snapshot instanceof NodeSnapshotTransferImpl)
+                {
+                    NodeSnapshotTransferImpl snapshotImpl = (NodeSnapshotTransferImpl)snapshot;
+                    transferManifestWriter.writeTransferManifestNode(snapshotImpl.getTransferNode());
+                }
+            }
+            transferManifestWriter.endTransferManifest();
+            writer.flush();
+        }
+        catch (Exception e)
+        {
+            throw new AlfrescoRuntimeException("Failed to serialize node snapshots.", e);
+        }
+    }
+
+    /**
+     * @author Brian
+     * @author Nick Smith
+     *
+     */
+    public static class NodeSnapshotDeserializer implements TransferManifestProcessor
+    {
+        private List<NodeSnapshot> snapshots = new ArrayList<NodeSnapshot>();
+        
+
+        /**
+         * @return the snapshots
+         */
+        public List<NodeSnapshot> getSnapshots()
+        {
+            return snapshots;
+        }
+        
+        /**
+        * {@inheritDoc}
+         */
+        public void endTransferManifest()
+        {
+            //NOOP
+        }
+
+        /**
+         * {@inheritDoc}
+          */
+        public void processTransferManifestNode(TransferManifestNormalNode node)
+        {
+            NodeSnapshotTransferImpl snapshot = new NodeSnapshotTransferImpl(node);
+            snapshots.add(snapshot);
+        }
+
+        /**
+         * {@inheritDoc}
+          */
+        public void processTransferManifestNode(TransferManifestDeletedNode node)
+        {
+            //NOOP
+        }
+
+        /**
+         * {@inheritDoc}
+          */
+        public void processTransferManifiestHeader(TransferManifestHeader header)
+        {
+            //NOOP
+        }
+
+        /**
+         * {@inheritDoc}
+          */
+        public void startTransferManifest()
+        {
+            //NOOP
+        }
+    }
+}