DATAREDIS-1027 - Dispose reactive LettuceConnectionProvider on connection factory shutdown.

LettuceConnectionFactory.destroy() now disposes also the reactive LettuceConnectionProvider to free resources of a connection pool.

Original Pull Request: #470

Author: mp911de

src/main/java/org/springframework/data/redis/connection/lettuce/LettuceConnectionFactory.java

@@ -291,16 +291,8 @@ public void destroy() {
 
 		resetConnection();
 
-		if (connectionProvider instanceof DisposableBean) {
-			try {
-				((DisposableBean) connectionProvider).destroy();
-			} catch (Exception e) {
-
-				if (log.isWarnEnabled()) {
-					log.warn(connectionProvider + " did not shut down gracefully.", e);
-				}
-			}
-		}
+		dispose(connectionProvider);
+		dispose(reactiveConnectionProvider);
 
 		try {
 			Duration timeout = clientConfiguration.getShutdownTimeout();
@@ -323,6 +315,20 @@ public void destroy() {
 		}
 	}
 
+	private void dispose(LettuceConnectionProvider connectionProvider) {
+
+		if (connectionProvider instanceof DisposableBean) {
+			try {
+				((DisposableBean) connectionProvider).destroy();
+			} catch (Exception e) {
+
+				if (log.isWarnEnabled()) {
+					log.warn(connectionProvider + " did not shut down gracefully.", e);
+				}
+			}
+		}
+	}
+
 	/*
 	 * (non-Javadoc)
 	 * @see org.springframework.data.redis.connection.RedisConnectionFactory#getConnection()

src/test/java/org/springframework/data/redis/connection/lettuce/LettuceConnectionFactoryUnitTests.java

@@ -45,6 +45,7 @@
 import org.junit.Test;
 import org.mockito.ArgumentMatchers;
 import org.springframework.beans.DirectFieldAccessor;
+import org.springframework.beans.factory.DisposableBean;
 import org.springframework.data.redis.ConnectionFactoryTracker;
 import org.springframework.data.redis.connection.RedisClusterConfiguration;
 import org.springframework.data.redis.connection.RedisClusterConnection;
@@ -712,6 +713,25 @@ protected AbstractRedisClient createClient() {
 		verify(connectionMock).close();
 	}
 
+	@Test // DATAREDIS-1027
+	public void shouldDisposeConnectionProviders() throws Exception {
+
+		LettuceConnectionProvider connectionProviderMock = mock(LettuceConnectionProvider.class,
+				withSettings().extraInterfaces(DisposableBean.class));
+		LettuceConnectionFactory connectionFactory = new LettuceConnectionFactory() {
+			@Override
+			protected LettuceConnectionProvider doCreateConnectionProvider(AbstractRedisClient client,
+					RedisCodec<?, ?> codec) {
+				return connectionProviderMock;
+			}
+		};
+
+		connectionFactory.afterPropertiesSet();
+		connectionFactory.destroy();
+
+		verify((DisposableBean) connectionProviderMock, times(2)).destroy();
+	}
+
 	@Test // DATAREDIS-842
 	public void databaseShouldBeSetCorrectlyOnSentinelClient() {