--- a/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadDataValueFilter.java	Thu Jul 31 17:04:41 2014 +0200
+++ b/artifacts/src/main/java/org/dive4elements/river/artifacts/model/minfo/SedimentLoadDataValueFilter.java	Thu Jul 31 18:14:22 2014 +0200
@@ -41,6 +41,11 @@
             filters = new ArrayList<Filter>();
         }
 
+        public Composite(Filter filter) {
+            this();
+            add(filter);
+        }
+
         public Composite add(Filter filter) {
             filters.add(filter);
             return this;
@@ -52,6 +57,10 @@
         public And() {
         }
 
+        public And(Filter filter) {
+            super(filter);
+        }
+
         @Override
         public boolean accept(Value value) {
             for (Filter filter: filters) {
@@ -68,6 +77,10 @@
         public Or() {
         }
 
+        public Or(Composite filter) {
+            super(filter);
+        }
+
         @Override
         public boolean accept(Value value) {
             for (Filter filter: filters) {