Version 1.3.1. Set the connection timeout from 30s to 60s.

pom.xml

@@ -2,7 +2,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
     <artifactId>costosys</artifactId>
-    <version>1.3.1-SNAPSHOT</version>
+    <version>1.3.1</version>
     <name>Corpus Storage System</name>
     <description>A utility for managing documents stored in a PostgreSQL database. The documents are imported into a
         PostgreSQL DB as full texts with the goal to be able to retrieve the documents by their PubMedID efficiently.

src/main/java/de/julielab/xmlData/dataBase/DataBaseConnector.java

@@ -360,6 +360,7 @@ Connection getConn() {
                 hikariConfig.setPassword(password);
                 hikariConfig.setConnectionTestQuery("SELECT TRUE");
                 hikariConfig.setMaximumPoolSize(dbConfig.getMaxConnections());
+                hikariConfig.setConnectionTimeout(60000);
                 // required to be able to get the number of idle connections, see below
                 hikariConfig.setRegisterMbeans(true);
                 HikariDataSource ds = pools.compute(dbURL, (url, source) -> source == null ? new HikariDataSource(hikariConfig) : source);