Merging DEV_TEMPORARY to HEAD (RenditionService)

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@19103 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/service/cmr/rendition/CompositeRenditionDefinition.java

@@ -0,0 +1,37 @@
+/*
+ * 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.service.cmr.rendition;
+
+import org.alfresco.service.cmr.action.ActionList;
+
+/**
+ * This is a special {@link RenditionDefinition} which allows sequential
+ * execution of a list of other {@link RenditionDefinition}s. For example, it
+ * might be used to transform a PDF file to a JPEG imaged and then resize that
+ * image. This would be achieved by creating a
+ * {@link CompositeRenditionDefinition} that has two sub-definitions, one to
+ * reformat the PDF to a JPEG image and the second to resize the JPEG image.
+ * 
+ * @author Nick Smith
+ */
+public interface CompositeRenditionDefinition extends RenditionDefinition, ActionList<RenditionDefinition>
+{
+
+}