--- a/artifact-database/src/main/java/de/intevation/artifactdatabase/ArtifactDatabaseImpl.java	Tue Mar 08 09:08:15 2011 +0000
+++ b/artifact-database/src/main/java/de/intevation/artifactdatabase/ArtifactDatabaseImpl.java	Tue Mar 08 09:10:55 2011 +0000
@@ -1240,14 +1240,47 @@
     }
 
     public Document getCollectionAttribute(String collectionId, String artifactId,
-        CallMeta callMeta) throws ArtifactDatabaseException {
-        throw new ArtifactDatabaseException("Not implemented, yet!");
+        CallMeta callMeta) throws ArtifactDatabaseException
+    {
+        logger.debug("Fetch the attribute for the artifact: " + artifactId);
+
+        return backend.getCollectionAttribute(collectionId, artifactId);
     }
 
     public Document setCollectionAttribute(String collectionId, String artifactId,
-        Document attribute, CallMeta callMeta)
-        throws ArtifactDatabaseException {
-        throw new ArtifactDatabaseException("Not implemented, yet!");
+        Document source, CallMeta callMeta)
+        throws ArtifactDatabaseException
+    {
+        logger.debug("Set the attribute for the artifact: " + artifactId);
+
+        Document attribute = XMLUtils.newDocument();
+
+        Node attr = (Node) XMLUtils.xpath(
+            source,
+            XPATH_COLLECTION_ITEM_ATTRIBUTE,
+            XPathConstants.NODE,
+            ArtifactNamespaceContext.INSTANCE);
+
+        if (attr != null) {
+            attribute.appendChild(attribute.importNode(attr, true));
+        }
+
+        Document result = XMLUtils.newDocument();
+
+        XMLUtils.ElementCreator ec = new XMLUtils.ElementCreator(
+            result,
+            ArtifactNamespaceContext.NAMESPACE_URI,
+            ArtifactNamespaceContext.NAMESPACE_PREFIX);
+
+        Element root = ec.create("result");
+        result.appendChild(root);
+
+        boolean success = backend.setCollectionAttribute(
+            collectionId, artifactId, attribute);
+
+        root.setTextContent(success ? OPERATION_SUCCESSFUL: OPERATION_FAILURE);
+
+        return result;
     }
 
     public Document addCollectionArtifact(