From 06d25e7cebca55aa1e1cd969d490c8905489b01e Mon Sep 17 00:00:00 2001
From: ahr <ahr@ahr.local>
Date: Sun, 10 Dec 2017 09:19:28 +0100
Subject: [PATCH] do not allow search results with more than 100k docs

a) they take a long time to compute
b) danger of OOM
c) they should drill down
---
 .../src/main/java/org/lucares/performance/db/TagsToFile.java   | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/performanceDb/src/main/java/org/lucares/performance/db/TagsToFile.java b/performanceDb/src/main/java/org/lucares/performance/db/TagsToFile.java
index 5991a21..6ee67a4 100644
--- a/performanceDb/src/main/java/org/lucares/performance/db/TagsToFile.java
+++ b/performanceDb/src/main/java/org/lucares/performance/db/TagsToFile.java
@@ -129,6 +129,9 @@ public class TagsToFile implements AutoCloseable {
 		final List<TagSpecificBaseDir> result = new ArrayList<>();
 
 		final List<Doc> searchResult = db.search(query);
+		if (searchResult.size() > 100_000){
+			throw new IllegalStateException("Too many results.");
+		}
 
 		for (final Doc document : searchResult) {