--- a/artifact-database/src/main/java/de/intevation/artifactdatabase/BackendListener.java	Mon Aug 01 09:41:40 2011 +0000
+++ b/artifact-database/src/main/java/de/intevation/artifactdatabase/BackendListener.java	Mon Aug 01 14:17:09 2011 +0000
@@ -1,9 +1,51 @@
 package de.intevation.artifactdatabase;
 
 import de.intevation.artifacts.Artifact;
+import de.intevation.artifacts.ArtifactCollection;
+import de.intevation.artifacts.GlobalContext;
+import de.intevation.artifacts.User;
+
+import org.w3c.dom.Document;
 
 public interface BackendListener
 {
-    void artifactStored(Artifact artifact, Backend backend);
+    void setup(GlobalContext globalContext);
+
+    void createdArtifact(Artifact artifact, Backend backend);
+
+    void storedArtifact(Artifact artifact, Backend backend);
+
+    void createdUser(User user, Backend backend);
+
+    void deletedUser(String identifier, Backend backend);
+
+    void createdCollection(ArtifactCollection collection, Backend backend);
+
+    void deletedCollection(String identifier, Backend backend);
+
+    void changedCollectionAttribute(
+        String   identifier,
+        Document document,
+        Backend  backend);
+
+    void changedCollectionItemAttribute(
+        String   collectionId,
+        String   artifactId,
+        Document document,
+        Backend  backend);
+
+    void addedArtifactToCollection(
+        String  artifactId,
+        String  collectionId,
+        Backend backend);
+
+    void removedArtifactFromCollection(
+        String  artifactId,
+        String  collectionId,
+        Backend backend);
+
+    void setCollectionName(
+        String collectionId,
+        String name);
 }
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