From 66d58028b3df48dcaa2110aff5f877767dcd7cf1 Mon Sep 17 00:00:00 2001
From: Dominik Steinmann <751134+DSteinmann@users.noreply.github.com>
Date: Sat, 17 May 2025 01:20:54 +0200
Subject: [PATCH] added http connection pooling

---
 .../ics/interactions/wot/td/clients/TDHttpRequest.java | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/main/java/ch/unisg/ics/interactions/wot/td/clients/TDHttpRequest.java b/src/main/java/ch/unisg/ics/interactions/wot/td/clients/TDHttpRequest.java
index 3119dc85..76ae71ea 100644
--- a/src/main/java/ch/unisg/ics/interactions/wot/td/clients/TDHttpRequest.java
+++ b/src/main/java/ch/unisg/ics/interactions/wot/td/clients/TDHttpRequest.java
@@ -9,8 +9,12 @@
 import com.google.gson.Gson;
 import org.apache.commons.io.IOUtils;
 import org.apache.hc.client5.http.classic.HttpClient;
+import org.apache.hc.client5.http.impl.DefaultConnectionKeepAliveStrategy;
+import org.apache.hc.client5.http.impl.classic.CloseableHttpClient;
 import org.apache.hc.client5.http.impl.classic.HttpClients;
+import org.apache.hc.client5.http.impl.io.PoolingHttpClientConnectionManager;
 import org.apache.hc.core5.http.*;
+import org.apache.hc.core5.http.impl.DefaultConnectionReuseStrategy;
 import org.apache.hc.core5.http.io.entity.EntityUtils;
 import org.apache.hc.core5.http.io.entity.StringEntity;
 import org.apache.hc.core5.http.message.BasicClassicHttpRequest;
@@ -68,7 +72,11 @@ public String getTarget() {
   }
 
   public TDHttpResponse execute() throws IOException {
-    HttpClient client = HttpClients.createDefault();
+    CloseableHttpClient client = HttpClients.custom()
+      .setConnectionManager(new PoolingHttpClientConnectionManager())
+      .setConnectionReuseStrategy(DefaultConnectionReuseStrategy.INSTANCE)
+      .setKeepAliveStrategy(DefaultConnectionKeepAliveStrategy.INSTANCE)
+      .build();
     HttpResponse response = client.execute(request);
     return new TDHttpResponse((ClassicHttpResponse) response);
   }