From 4fa3f247016350d286283ec6be3cd3f751303552 Mon Sep 17 00:00:00 2001
From: Robert von Burg <eitch@eitchnet.ch>
Date: Wed, 24 Mar 2021 23:49:10 +0100
Subject: [PATCH] [New] Added ExpressionsSupport.relationNull()

---
 .../src/main/java/li/strolch/search/ExpressionsSupport.java   | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/li.strolch.agent/src/main/java/li/strolch/search/ExpressionsSupport.java b/li.strolch.agent/src/main/java/li/strolch/search/ExpressionsSupport.java
index e47e5a213..6969242da 100644
--- a/li.strolch.agent/src/main/java/li/strolch/search/ExpressionsSupport.java
+++ b/li.strolch.agent/src/main/java/li/strolch/search/ExpressionsSupport.java
@@ -153,6 +153,10 @@ public class ExpressionsSupport {
 		return paramNull(BAG_PARAMETERS, paramId);
 	}
 
+	public static <T extends StrolchRootElement> SearchExpression<T> relationNull(String paramId) {
+		return paramNull(BAG_RELATIONS, paramId);
+	}
+
 	public static <T extends StrolchRootElement> SearchExpression<T> paramNull(String bagId, String paramId) {
 		return element -> !element.hasParameter(bagId, paramId);
 	}