refactor/update RabbitMQConnectionPool to use typed GenericObjectPoolConfig and add commons-pool2 dependency

Author: hongwei1

obp-api/pom.xml

@@ -184,6 +184,11 @@
       <artifactId>httpclient</artifactId>
       <version>4.5.13</version>
     </dependency>
+    <dependency>
+      <groupId>org.apache.commons</groupId>
+      <artifactId>commons-pool2</artifactId>
+      <version>2.11.1</version>
+    </dependency>
     <dependency>
       <groupId>org.eclipse.jetty</groupId>
       <artifactId>jetty-util</artifactId>

obp-api/src/main/scala/code/bankconnectors/rabbitmq/RabbitMQConnectionPool.scala

@@ -2,14 +2,11 @@ package code.bankconnectors.rabbitmq
 
 
 
-import code.api.util.APIUtil
-import com.rabbitmq.client.{Connection, ConnectionFactory}
-import org.apache.commons.pool2.impl.{GenericObjectPool, GenericObjectPoolConfig}
-import org.apache.commons.pool2.BasePooledObjectFactory
-import org.apache.commons.pool2.PooledObject
-import org.apache.commons.pool2.impl.DefaultPooledObject
+import code.api.util.{APIUtil, ErrorMessages}
 import code.bankconnectors.rabbitmq.RabbitMQUtils._
-import code.api.util.ErrorMessages
+import com.rabbitmq.client.{Connection, ConnectionFactory}
+import org.apache.commons.pool2.{BasePooledObjectFactory, PooledObject}
+import org.apache.commons.pool2.impl.{DefaultPooledObject, GenericObjectPool, GenericObjectPoolConfig}
 
 class RabbitMQConnectionFactory extends BasePooledObjectFactory[Connection] {
 
@@ -59,7 +56,7 @@ class RabbitMQConnectionFactory extends BasePooledObjectFactory[Connection] {
 
 // Pool to manage RabbitMQ connections
 object RabbitMQConnectionPool {
-  private val poolConfig = new GenericObjectPoolConfig()
+  private val poolConfig = new GenericObjectPoolConfig[Connection]()
   poolConfig.setMaxTotal(5)           // Maximum number of connections
   poolConfig.setMinIdle(2)             // Minimum number of idle connections
   poolConfig.setMaxIdle(5)             // Maximum number of idle connections