+ improve connection cleanup in some tests

spring-data-redis/src/test/java/org/springframework/data/keyvalue/redis/connection/AbstractConnectionIntegrationTests.java

@@ -19,19 +19,17 @@ package org.springframework.data.keyvalue.redis.connection;
 import static org.junit.Assert.*;
 
 import java.util.Arrays;
-import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Properties;
-import java.util.Set;
 import java.util.UUID;
 
 import org.junit.After;
 import org.junit.AfterClass;
 import org.junit.Before;
 import org.junit.Test;
-import org.springframework.beans.factory.DisposableBean;
 import org.springframework.dao.DataAccessException;
 import org.springframework.data.keyvalue.redis.Address;
+import org.springframework.data.keyvalue.redis.ConnectionFactoryTracker;
 import org.springframework.data.keyvalue.redis.Person;
 import org.springframework.data.keyvalue.redis.core.StringRedisTemplate;
 import org.springframework.data.keyvalue.redis.serializer.JdkSerializationRedisSerializer;
@@ -49,26 +47,17 @@ public abstract class AbstractConnectionIntegrationTests {
 
 	protected abstract RedisConnectionFactory getConnectionFactory();
 
-	private static Set<RedisConnectionFactory> connFactories = new LinkedHashSet<RedisConnectionFactory>();
 
 	@Before
 	public void setUp() {
 		connection = new DefaultStringRedisConnection(getConnectionFactory().getConnection());
-		connFactories.add(getConnectionFactory());
+		ConnectionFactoryTracker.add(getConnectionFactory());
 
 	}
 
 	@AfterClass
 	public static void cleanUp() {
-		if (connFactories != null) {
-			for (RedisConnectionFactory connectionFactory : connFactories) {
-				try {
-					((DisposableBean) connectionFactory).destroy();
-				} catch (Exception ex) {
-					System.err.println("Cannot clean factory " + connectionFactory + ex);
-				}
-			}
-		}
+		ConnectionFactoryTracker.cleanUp();
 	}
 
 

spring-data-redis/src/test/java/org/springframework/data/keyvalue/redis/support/atomic/RedisAtomicTests.java

@@ -44,6 +44,7 @@ public class RedisAtomicTests {
 		intCounter = new RedisAtomicInteger(getClass().getSimpleName() + ":int", factory);
 		longCounter = new RedisAtomicLong(getClass().getSimpleName() + ":long", factory);
 		this.factory = factory;
+		ConnectionFactoryTracker.add(factory);
 	}
 
 	@After