DATACOUCH-509 - remove the configurer again

Boot figured out a better way to handle it, so we can get rid of
it again.

src/main/java/org/springframework/data/couchbase/config/AbstractCouchbaseConfiguration.java

@@ -62,11 +62,7 @@ import static com.couchbase.client.java.ClusterOptions.*;
  * @author Subhashni Balakrishnan
  */
 @Configuration
-public abstract class AbstractCouchbaseConfiguration implements CouchbaseConfigurer {
-
-	protected CouchbaseConfigurer couchbaseConfigurer() {
-		return this;
-	}
+public abstract class AbstractCouchbaseConfiguration {
 
 	public abstract String getConnectionString();
 
@@ -85,20 +81,18 @@ public abstract class AbstractCouchbaseConfiguration implements CouchbaseConfigu
 	}
 
 	@Bean
-	public CouchbaseClientFactory couchbaseClientFactory() throws Exception {
-		return new SimpleCouchbaseClientFactory(couchbaseConfigurer().couchbaseCluster(), getBucketName(), getScopeName());
+	public CouchbaseClientFactory couchbaseClientFactory(Cluster couchbaseCluster) {
+		return new SimpleCouchbaseClientFactory(couchbaseCluster, getBucketName(), getScopeName());
 	}
 
-	@Override
 	@Bean
-	public Cluster couchbaseCluster() throws Exception {
+	public Cluster couchbaseCluster(ClusterEnvironment couchbaseClusterEnvironment) {
 		return Cluster.connect(
 			getConnectionString(),
-			clusterOptions(authenticator()).environment(couchbaseConfigurer().couchbaseClusterEnvironment())
+			clusterOptions(authenticator()).environment(couchbaseClusterEnvironment)
 		);
 	}
 
-	@Override
 	@Bean(destroyMethod = "shutdown")
 	public ClusterEnvironment couchbaseClusterEnvironment() {
 		ClusterEnvironment.Builder builder = ClusterEnvironment.builder();
@@ -148,7 +142,7 @@ public abstract class AbstractCouchbaseConfiguration implements CouchbaseConfigu
 	 */
 	protected Set<Class<?>> getInitialEntitySet() throws ClassNotFoundException {
 		String basePackage = getMappingBasePackage();
-		Set<Class<?>> initialEntitySet = new HashSet<Class<?>>();
+		Set<Class<?>> initialEntitySet = new HashSet<>();
 
 		if (StringUtils.hasText(basePackage)) {
 			ClassPathScanningCandidateComponentProvider componentProvider = new ClassPathScanningCandidateComponentProvider(

src/main/java/org/springframework/data/couchbase/config/CouchbaseConfigurer.java

@@ -1,48 +0,0 @@
-/*
- * Copyright 2012-2020 the original author or authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *        https://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package org.springframework.data.couchbase.config;
-
-import com.couchbase.client.java.Cluster;
-import com.couchbase.client.java.env.ClusterEnvironment;
-
-/**
- * Strategy interface for users to provide as a factory for custom components needed
- * by the Couchbase integration.
- *
- * This allows to centralize instantiation of Couchbase SDK core elements.
- *
- * @author Stephane Nicoll
- * @author Michael Nitschinger
- */
-public interface CouchbaseConfigurer {
-
-	/**
-	 * Set up the underlying main {@link ClusterEnvironment}, allowing tuning of the Couchbase SDK.
-	 *
-	 * @throws Exception in case of error during the ClusterEnvironment instantiation.
-	 */
-	ClusterEnvironment couchbaseClusterEnvironment() throws Exception;
-
-	/**
-	 * Set up the underlying main {@link Cluster} reference to be used by the Spring Data framework
-	 * when storing into Couchbase.
-	 *
-	 * @throws Exception in case of error during the Cluster instantiation.
-	 */
-	Cluster couchbaseCluster() throws Exception;
-
-}