--- a/src/main/java/de/mpiwg/itgroup/annotations/Annotation.java	Thu Jul 12 12:54:46 2012 +0200
+++ b/src/main/java/de/mpiwg/itgroup/annotations/Annotation.java	Thu Jul 12 17:01:32 2012 +0200
@@ -56,7 +56,29 @@
      */
     protected String created;
 
-    protected String adminPermission;
+    /**
+     * The user or group that has admin permissions.
+     * null means any user.
+     */
+    protected Actor adminPermission;
+    
+    /**
+     * The user or group that has delete permissions.
+     * null means any user.
+     */
+    protected Actor deletePermission;
+    
+    /**
+     * The user or group that has update permissions.
+     * null means any user.
+     */
+    protected Actor updatePermission;
+    
+    /**
+     * The user or group that has read permissions.
+     * null means any user.
+     */
+    protected Actor readPermission;
     
     /**
      * @return the uri
@@ -189,6 +211,62 @@
     public void setCreated(String created) {
         this.created = created;
     }
+
+    /**
+     * @return the adminPermission
+     */
+    public Actor getAdminPermission() {
+        return adminPermission;
+    }
+
+    /**
+     * @param adminPermission the adminPermission to set
+     */
+    public void setAdminPermission(Actor adminPermission) {
+        this.adminPermission = adminPermission;
+    }
+
+    /**
+     * @return the deletePermission
+     */
+    public Actor getDeletePermission() {
+        return deletePermission;
+    }
+
+    /**
+     * @param deletePermission the deletePermission to set
+     */
+    public void setDeletePermission(Actor deletePermission) {
+        this.deletePermission = deletePermission;
+    }
+
+    /**
+     * @return the updatePermission
+     */
+    public Actor getUpdatePermission() {
+        return updatePermission;
+    }
+
+    /**
+     * @param updatePermission the updatePermission to set
+     */
+    public void setUpdatePermission(Actor updatePermission) {
+        this.updatePermission = updatePermission;
+    }
+
+    /**
+     * @return the readPermission
+     */
+    public Actor getReadPermission() {
+        return readPermission;
+    }
+
+    /**
+     * @param readPermission the readPermission to set
+     */
+    public void setReadPermission(Actor readPermission) {
+        this.readPermission = readPermission;
+    }
     
     
 }