From 3073c185f860ec025c227d73e797ba9d30951f58 Mon Sep 17 00:00:00 2001
From: cpf <v_changpengfei@163.com>
Date: Wed, 1 Jun 2022 09:05:46 +0800
Subject: [PATCH] check connection by default #401

---
 .../java/com/vesoft/nebula/client/graph/net/NebulaPool.java   | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/client/src/main/java/com/vesoft/nebula/client/graph/net/NebulaPool.java b/client/src/main/java/com/vesoft/nebula/client/graph/net/NebulaPool.java
index 490b2081a..0d6e3d90b 100644
--- a/client/src/main/java/com/vesoft/nebula/client/graph/net/NebulaPool.java
+++ b/client/src/main/java/com/vesoft/nebula/client/graph/net/NebulaPool.java
@@ -106,6 +106,10 @@ public boolean init(List<HostAddress> addresses, NebulaPoolConfig config)
         objConfig.setMinIdle(config.getMinConnSize());
         objConfig.setMaxIdle(config.getMaxConnSize());
         objConfig.setMaxTotal(config.getMaxConnSize());
+        objConfig.setTestOnBorrow(true);
+        objConfig.setTestOnCreate(true);
+        objConfig.setTestOnReturn(true);
+        objConfig.setTestWhileIdle(true);
         objConfig.setTimeBetweenEvictionRunsMillis(config.getIntervalIdle() <= 0
             ? BaseObjectPoolConfig.DEFAULT_TIME_BETWEEN_EVICTION_RUNS_MILLIS
             : config.getIntervalIdle());