[New] Added ActivityCreationPolicy

li.strolch.service/src/main/java/li/strolch/planning/ActivityCreationPolicy.java

@@ -0,0 +1,21 @@
+package li.strolch.planning;
+
+import li.strolch.agent.api.ComponentContainer;
+import li.strolch.model.Order;
+import li.strolch.model.activity.Activity;
+import li.strolch.persistence.api.StrolchTransaction;
+import li.strolch.policy.StrolchPolicy;
+
+public abstract class ActivityCreationPolicy extends StrolchPolicy {
+
+	public ActivityCreationPolicy(ComponentContainer container, StrolchTransaction tx) {
+		super(container, tx);
+	}
+
+	public abstract Activity create(Order order);
+
+	@Override
+	public void undo() {
+		// nothing to do
+	}
+}