Rationalize SSL bundles in RedisConnectionDetails

This commit exposes a single ssl bundle rather than a specific bundle
for each of the three supported modes.

Closes gh-47375

module/spring-boot-data-redis/src/dockerTest/java/org/springframework/boot/data/redis/docker/compose/DataRedisDockerComposeConnectionDetailsFactoryIntegrationTests.java

@@ -46,8 +46,7 @@ class DataRedisDockerComposeConnectionDetailsFactoryIntegrationTests {
 			additionalResources = { "ca.crt", "server.crt", "server.key", "client.crt", "client.key" })
 	void runWithSslCreatesConnectionDetails(DataRedisConnectionDetails connectionDetails) {
 		assertConnectionDetails(connectionDetails);
-		Standalone standalone = connectionDetails.getStandalone();
-		SslBundle sslBundle = standalone.getSslBundle();
+		SslBundle sslBundle = connectionDetails.getSslBundle();
 		assertThat(sslBundle).isNotNull();
 		SSLContext sslContext = sslBundle.createSslContext();
 		assertThat(sslContext).isNotNull();

module/spring-boot-data-redis/src/main/java/org/springframework/boot/data/redis/autoconfigure/DataRedisConnectionConfiguration.java

@@ -156,14 +156,7 @@ abstract class DataRedisConnectionConfiguration {
 	}
 
 	protected @Nullable SslBundle getSslBundle() {
-		return switch (this.mode) {
-			case STANDALONE -> (this.connectionDetails.getStandalone() != null)
-					? this.connectionDetails.getStandalone().getSslBundle() : null;
-			case CLUSTER -> (this.connectionDetails.getCluster() != null)
-					? this.connectionDetails.getCluster().getSslBundle() : null;
-			case SENTINEL -> (this.connectionDetails.getSentinel() != null)
-					? this.connectionDetails.getSentinel().getSslBundle() : null;
-		};
+		return this.connectionDetails.getSslBundle();
 	}
 
 	protected final boolean isSslEnabled() {

module/spring-boot-data-redis/src/main/java/org/springframework/boot/data/redis/autoconfigure/DataRedisConnectionDetails.java

@@ -49,6 +49,14 @@ public interface DataRedisConnectionDetails extends ConnectionDetails {
 		return null;
 	}
 
+	/**
+	 * SSL bundle to use.
+	 * @return the SSL bundle to use
+	 */
+	default @Nullable SslBundle getSslBundle() {
+		return null;
+	}
+
 	/**
 	 * Redis standalone configuration. Mutually exclusive with {@link #getSentinel()} and
 	 * {@link #getCluster()}.
@@ -101,14 +109,6 @@ public interface DataRedisConnectionDetails extends ConnectionDetails {
 			return 0;
 		}
 
-		/**
-		 * SSL bundle to use.
-		 * @return the SSL bundle to use
-		 */
-		default @Nullable SslBundle getSslBundle() {
-			return null;
-		}
-
 		/**
 		 * Creates a new instance with the given host and port.
 		 * @param host the host
@@ -116,18 +116,7 @@ public interface DataRedisConnectionDetails extends ConnectionDetails {
 		 * @return the new instance
 		 */
 		static Standalone of(String host, int port) {
-			return of(host, port, 0, null);
-		}
-
-		/**
-		 * Creates a new instance with the given host, port and SSL bundle.
-		 * @param host the host
-		 * @param port the port
-		 * @param sslBundle the SSL bundle
-		 * @return the new instance
-		 */
-		static Standalone of(String host, int port, @Nullable SslBundle sslBundle) {
-			return of(host, port, 0, sslBundle);
+			return of(host, port, 0);
 		}
 
 		/**
@@ -138,18 +127,6 @@ public interface DataRedisConnectionDetails extends ConnectionDetails {
 		 * @return the new instance
 		 */
 		static Standalone of(String host, int port, int database) {
-			return of(host, port, database, null);
-		}
-
-		/**
-		 * Creates a new instance with the given host, port, database and SSL bundle.
-		 * @param host the host
-		 * @param port the port
-		 * @param database the database
-		 * @param sslBundle the SSL bundle
-		 * @return the new instance
-		 */
-		static Standalone of(String host, int port, int database, @Nullable SslBundle sslBundle) {
 			Assert.hasLength(host, "'host' must not be empty");
 			return new Standalone() {
 
@@ -168,10 +145,6 @@ public interface DataRedisConnectionDetails extends ConnectionDetails {
 					return database;
 				}
 
-				@Override
-				public @Nullable SslBundle getSslBundle() {
-					return sslBundle;
-				}
 			};
 		}
 
@@ -212,14 +185,6 @@ public interface DataRedisConnectionDetails extends ConnectionDetails {
 		 */
 		@Nullable String getPassword();
 
-		/**
-		 * SSL bundle to use.
-		 * @return the SSL bundle to use
-		 */
-		default @Nullable SslBundle getSslBundle() {
-			return null;
-		}
-
 	}
 
 	/**
@@ -234,14 +199,6 @@ public interface DataRedisConnectionDetails extends ConnectionDetails {
 		 */
 		List<Node> getNodes();
 
-		/**
-		 * SSL bundle to use.
-		 * @return the SSL bundle to use
-		 */
-		default @Nullable SslBundle getSslBundle() {
-			return null;
-		}
-
 	}
 
 	/**

module/spring-boot-data-redis/src/main/java/org/springframework/boot/data/redis/autoconfigure/PropertiesDataRedisConnectionDetails.java

@@ -60,15 +60,7 @@ class PropertiesDataRedisConnectionDetails implements DataRedisConnectionDetails
 	}
 
 	@Override
-	public Standalone getStandalone() {
-		DataRedisUrl redisUrl = getRedisUrl();
-		return (redisUrl != null)
-				? Standalone.of(redisUrl.uri().getHost(), redisUrl.uri().getPort(), redisUrl.database(), getSslBundle())
-				: Standalone.of(this.properties.getHost(), this.properties.getPort(), this.properties.getDatabase(),
-						getSslBundle());
-	}
-
-	private @Nullable SslBundle getSslBundle() {
+	public @Nullable SslBundle getSslBundle() {
 		if (!this.properties.getSsl().isEnabled()) {
 			return null;
 		}
@@ -80,6 +72,14 @@ class PropertiesDataRedisConnectionDetails implements DataRedisConnectionDetails
 		return SslBundle.systemDefault();
 	}
 
+	@Override
+	public Standalone getStandalone() {
+		DataRedisUrl redisUrl = getRedisUrl();
+		return (redisUrl != null)
+				? Standalone.of(redisUrl.uri().getHost(), redisUrl.uri().getPort(), redisUrl.database())
+				: Standalone.of(this.properties.getHost(), this.properties.getPort(), this.properties.getDatabase());
+	}
+
 	@Override
 	public @Nullable Sentinel getSentinel() {
 		DataRedisProperties.Sentinel sentinel = this.properties.getSentinel();
@@ -126,11 +126,6 @@ class PropertiesDataRedisConnectionDetails implements DataRedisConnectionDetails
 			return this.nodes;
 		}
 
-		@Override
-		public @Nullable SslBundle getSslBundle() {
-			return PropertiesDataRedisConnectionDetails.this.getSslBundle();
-		}
-
 	}
 
 	/**
@@ -174,11 +169,6 @@ class PropertiesDataRedisConnectionDetails implements DataRedisConnectionDetails
 			return this.properties.getPassword();
 		}
 
-		@Override
-		public @Nullable SslBundle getSslBundle() {
-			return PropertiesDataRedisConnectionDetails.this.getSslBundle();
-		}
-
 	}
 
 }

module/spring-boot-data-redis/src/main/java/org/springframework/boot/data/redis/docker/compose/RedisDockerComposeConnectionDetailsFactory.java

@@ -16,10 +16,13 @@
 
 package org.springframework.boot.data.redis.docker.compose;
 
+import org.jspecify.annotations.Nullable;
+
 import org.springframework.boot.data.redis.autoconfigure.DataRedisConnectionDetails;
 import org.springframework.boot.docker.compose.core.RunningService;
 import org.springframework.boot.docker.compose.service.connection.DockerComposeConnectionDetailsFactory;
 import org.springframework.boot.docker.compose.service.connection.DockerComposeConnectionSource;
+import org.springframework.boot.ssl.SslBundle;
 
 /**
  * {@link DockerComposeConnectionDetailsFactory} to create
@@ -56,9 +59,17 @@ class RedisDockerComposeConnectionDetailsFactory
 
 		private final Standalone standalone;
 
+		private final @Nullable SslBundle sslBundle;
+
 		RedisDockerComposeConnectionDetails(RunningService service) {
 			super(service);
-			this.standalone = Standalone.of(service.host(), service.ports().get(REDIS_PORT), getSslBundle(service));
+			this.standalone = Standalone.of(service.host(), service.ports().get(REDIS_PORT));
+			this.sslBundle = getSslBundle(service);
+		}
+
+		@Override
+		public @Nullable SslBundle getSslBundle() {
+			return this.sslBundle;
 		}
 
 		@Override

module/spring-boot-data-redis/src/main/java/org/springframework/boot/data/redis/testcontainers/RedisContainerConnectionDetailsFactory.java

@@ -20,10 +20,12 @@ import java.util.List;
 
 import com.redis.testcontainers.RedisContainer;
 import com.redis.testcontainers.RedisStackContainer;
+import org.jspecify.annotations.Nullable;
 import org.testcontainers.containers.Container;
 import org.testcontainers.containers.GenericContainer;
 
 import org.springframework.boot.data.redis.autoconfigure.DataRedisConnectionDetails;
+import org.springframework.boot.ssl.SslBundle;
 import org.springframework.boot.testcontainers.service.connection.ContainerConnectionDetailsFactory;
 import org.springframework.boot.testcontainers.service.connection.ContainerConnectionSource;
 import org.springframework.boot.testcontainers.service.connection.ServiceConnection;
@@ -75,10 +77,14 @@ class RedisContainerConnectionDetailsFactory
 			super(source);
 		}
 
+		@Override
+		public @Nullable SslBundle getSslBundle() {
+			return super.getSslBundle();
+		}
+
 		@Override
 		public Standalone getStandalone() {
-			return Standalone.of(getContainer().getHost(), getContainer().getMappedPort(REDIS_PORT),
-					super.getSslBundle());
+			return Standalone.of(getContainer().getHost(), getContainer().getMappedPort(REDIS_PORT));
 		}
 
 	}

module/spring-boot-data-redis/src/test/java/org/springframework/boot/data/redis/autoconfigure/PropertiesRedisConnectionDetailsTests.java

@@ -177,21 +177,21 @@ class PropertiesRedisConnectionDetailsTests {
 		SslBundle bundle1 = mock(SslBundle.class);
 		this.sslBundleRegistry.registerBundle("bundle-1", bundle1);
 		this.properties.getSsl().setBundle("bundle-1");
-		SslBundle sslBundle = this.connectionDetails.getStandalone().getSslBundle();
+		SslBundle sslBundle = this.connectionDetails.getSslBundle();
 		assertThat(sslBundle).isSameAs(bundle1);
 	}
 
 	@Test
 	void shouldReturnSystemBundleIfSslIsEnabledButBundleNotSet() {
 		this.properties.getSsl().setEnabled(true);
-		SslBundle sslBundle = this.connectionDetails.getStandalone().getSslBundle();
+		SslBundle sslBundle = this.connectionDetails.getSslBundle();
 		assertThat(sslBundle).isNotNull();
 	}
 
 	@Test
 	void shouldReturnNullIfSslIsNotEnabled() {
 		this.properties.getSsl().setEnabled(false);
-		SslBundle sslBundle = this.connectionDetails.getStandalone().getSslBundle();
+		SslBundle sslBundle = this.connectionDetails.getSslBundle();
 		assertThat(sslBundle).isNull();
 	}