From d4784f043426bdb6bcb5827b0485200ffaa4f7e6 Mon Sep 17 00:00:00 2001
From: Andrea Cavalli <andrea@cavallium.it>
Date: Thu, 11 Mar 2021 13:01:25 +0100
Subject: [PATCH] Update SearchResultKeys.java

---
 .../java/it/cavallium/dbengine/client/SearchResultKeys.java   | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/main/java/it/cavallium/dbengine/client/SearchResultKeys.java b/src/main/java/it/cavallium/dbengine/client/SearchResultKeys.java
index c456584..254c313 100644
--- a/src/main/java/it/cavallium/dbengine/client/SearchResultKeys.java
+++ b/src/main/java/it/cavallium/dbengine/client/SearchResultKeys.java
@@ -40,6 +40,10 @@ public class SearchResultKeys<T> {
 		);
 	}
 
+	public Flux<SearchResultKey<T>> onlyKeys() {
+		return this.results.filter(LuceneSignal::isValue).map(LuceneSignal::getValue);
+	}
+
 	/**
 	 * You must subscribe to both publishers
 	 */