diff --git a/src/org/hwo/objectstates/StateAttribute.java b/src/org/hwo/objectstates/StateAttribute.java
new file mode 100644
index 0000000..e2ba45c
--- /dev/null
+++ b/src/org/hwo/objectstates/StateAttribute.java
@@ -0,0 +1,5 @@
+package org.hwo.objectstates;
+
+public class StateAttribute {
+
+}
diff --git a/src/org/hwo/objectstates/StateRelevant.java b/src/org/hwo/objectstates/StateRelevant.java
new file mode 100644
index 0000000..2f93a14
--- /dev/null
+++ b/src/org/hwo/objectstates/StateRelevant.java
@@ -0,0 +1,10 @@
+package org.hwo.objectstates;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+@Retention(RetentionPolicy.RUNTIME)
+public @interface StateRelevant {
+	public String name() default "";
+	public int order() default 1;
+}