Javadoc improvements and private variable renaming in the rendition service.

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@20622 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/repo/rendition/RenditionLocation.java

@@ -20,11 +20,27 @@ package org.alfresco.repo.rendition;
 
 import org.alfresco.service.cmr.repository.NodeRef;
 
+/**
+ * This simple interface defines a data class which identifies a rendition node, its parent and its name.
+ */
+
 public interface RenditionLocation
 {
+    /**
+     * Gets the parent node of the rendition.
+     * @return
+     */
     NodeRef getParentRef();
-    
+
+    /**
+     * Gets the rendition node itself.
+     * @return
+     */
     NodeRef getChildRef();
-    
+
+    /**
+     * Gets the name of the rendition.
+     * @return
+     */
     String getChildName();
 }