Merge pull request #12655 from diamondblack:update-couchbase-deprecated-endpoint

* pr/12655:
  Polish "Replace Couchbase's deprecated methods"
  Replace Couchbase's deprecated methods

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/couchbase/CouchbaseAutoConfiguration.java

 /*
- * Copyright 2012-2017 the original author or authors.
+ * Copyright 2012-2018 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.
@@ -16,6 +16,9 @@
 
 package org.springframework.boot.autoconfigure.couchbase;
 
+import com.couchbase.client.core.env.KeyValueServiceConfig;
+import com.couchbase.client.core.env.QueryServiceConfig;
+import com.couchbase.client.core.env.ViewServiceConfig;
 import com.couchbase.client.java.Bucket;
 import com.couchbase.client.java.Cluster;
 import com.couchbase.client.java.CouchbaseBucket;
@@ -40,6 +43,7 @@ import org.springframework.context.annotation.Primary;
  *
  * @author Eddú Meléndez
  * @author Stephane Nicoll
+ * @author Yulin Qin
  * @since 1.4.0
  */
 @Configuration
@@ -102,14 +106,21 @@ public class CouchbaseAutoConfiguration {
 			if (timeouts.getConnect() != null) {
 				builder = builder.connectTimeout(timeouts.getConnect().toMillis());
 			}
-			builder = builder.kvEndpoints(endpoints.getKeyValue());
+			builder = builder.keyValueServiceConfig(KeyValueServiceConfig.create(
+					endpoints.getKeyValue()));
 			if (timeouts.getKeyValue() != null) {
 				builder = builder.kvTimeout(timeouts.getKeyValue().toMillis());
 			}
-			builder = builder.queryEndpoints(endpoints.getQuery());
+			CouchbaseServiceConfig queryConfig = determineCouchbaseServiceConfig(
+					endpoints.getQueryservice(), endpoints.getQuery());
+			builder = builder.queryServiceConfig(QueryServiceConfig.create(
+					queryConfig.minEndpoints, queryConfig.maxEndpoints));
 			if (timeouts.getQuery() != null) {
+				CouchbaseServiceConfig viewConfig = determineCouchbaseServiceConfig(
+						endpoints.getViewservice(), endpoints.getView());
 				builder = builder.queryTimeout(timeouts.getQuery().toMillis())
-						.viewEndpoints(endpoints.getView());
+						.viewServiceConfig(ViewServiceConfig.create(
+								viewConfig.minEndpoints, viewConfig.maxEndpoints));
 			}
 			if (timeouts.getSocketConnect() != null) {
 				builder = builder.socketConnectTimeout(
@@ -131,6 +142,28 @@ public class CouchbaseAutoConfiguration {
 			return builder;
 		}
 
+		private CouchbaseServiceConfig determineCouchbaseServiceConfig(
+				CouchbaseProperties.Endpoints.CouchbaseService couchbaseService,
+				Integer fallback) {
+			if (couchbaseService.getMinEndpoints() != 1
+					|| couchbaseService.getMaxEndpoints() != 1) {
+				return new CouchbaseServiceConfig(couchbaseService.getMinEndpoints(),
+						couchbaseService.getMaxEndpoints());
+			}
+			int endpoints = (fallback != null ? fallback : 1);
+			return new CouchbaseServiceConfig(endpoints, endpoints);
+		}
+
+		private static class CouchbaseServiceConfig {
+			private int minEndpoints;
+			private int maxEndpoints;
+
+			CouchbaseServiceConfig(int minEndpoints, int maxEndpoints) {
+				this.minEndpoints = minEndpoints;
+				this.maxEndpoints = maxEndpoints;
+			}
+		}
+
 	}
 
 	/**

spring-boot-project/spring-boot-autoconfigure/src/main/java/org/springframework/boot/autoconfigure/couchbase/CouchbaseProperties.java

 /*
- * Copyright 2012-2017 the original author or authors.
+ * Copyright 2012-2018 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.
@@ -20,6 +20,7 @@ import java.time.Duration;
 import java.util.List;
 
 import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.boot.context.properties.DeprecatedConfigurationProperty;
 import org.springframework.util.StringUtils;
 
 /**
@@ -27,6 +28,7 @@ import org.springframework.util.StringUtils;
  *
  * @author Eddú Meléndez
  * @author Stephane Nicoll
+ * @author Yulin Qin
  * @since 1.4.0
  */
 @ConfigurationProperties(prefix = "spring.couchbase")
@@ -116,42 +118,98 @@ public class CouchbaseProperties {
 		 */
 		private int keyValue = 1;
 
+		/**
+		 * Query (N1QL) service configuration.
+		 */
+		private final CouchbaseService queryservice = new CouchbaseService();
+
+		/**
+		 * View service configuration.
+		 */
+		private final CouchbaseService viewservice = new CouchbaseService();
+
 		/**
 		 * Number of sockets per node against the query (N1QL) service.
 		 */
-		private int query = 1;
+		private Integer query;
 
 		/**
 		 * Number of sockets per node against the view service.
 		 */
-		private int view = 1;
+		private Integer view;
 
 		public int getKeyValue() {
 			return this.keyValue;
 		}
 
+		@Deprecated
 		public void setKeyValue(int keyValue) {
 			this.keyValue = keyValue;
 		}
 
-		public int getQuery() {
+		@Deprecated
+		@DeprecatedConfigurationProperty(replacement = "spring.couchbase.env.endpoints.queryservice.max-endpoints")
+		public Integer getQuery() {
 			return this.query;
 		}
 
-		public void setQuery(int query) {
+		@Deprecated
+		public void setQuery(Integer query) {
 			this.query = query;
 		}
 
-		public int getView() {
+		public CouchbaseService getQueryservice() {
+			return this.queryservice;
+		}
+
+		@Deprecated
+		@DeprecatedConfigurationProperty(replacement = "spring.couchbase.env.endpoints.viewservice.max-endpoints")
+		public Integer getView() {
 			return this.view;
 		}
 
-		public void setView(int view) {
+		@Deprecated
+		public void setView(Integer view) {
 			this.view = view;
 		}
 
+		public CouchbaseService getViewservice() {
+			return this.viewservice;
+		}
+
+		public static class CouchbaseService {
+
+			/**
+			 * Minimum number of sockets per node.
+			 */
+			private int minEndpoints = 1;
+
+			/**
+			 * Maximum number of sockets per node.
+			 */
+			private int maxEndpoints = 1;
+
+			public int getMinEndpoints() {
+				return this.minEndpoints;
+			}
+
+			public void setMinEndpoints(int minEndpoints) {
+				this.minEndpoints = minEndpoints;
+			}
+
+			public int getMaxEndpoints() {
+				return this.maxEndpoints;
+			}
+
+			public void setMaxEndpoints(int maxEndpoints) {
+				this.maxEndpoints = maxEndpoints;
+			}
+
+		}
+
 	}
 
+
 	public static class Ssl {
 
 		/**

spring-boot-project/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/couchbase/CouchbaseAutoConfigurationTests.java

@@ -86,12 +86,57 @@ public class CouchbaseAutoConfigurationTests {
 	@Test
 	public void customizeEnvEndpoints() {
 		testCouchbaseEnv((env) -> {
-			assertThat(env.kvEndpoints()).isEqualTo(4);
-			assertThat(env.queryEndpoints()).isEqualTo(5);
-			assertThat(env.viewEndpoints()).isEqualTo(6);
-		}, "spring.couchbase.env.endpoints.keyValue=4",
-				"spring.couchbase.env.endpoints.query=5",
-				"spring.couchbase.env.endpoints.view=6");
+					assertThat(env.kvServiceConfig().minEndpoints()).isEqualTo(2);
+					assertThat(env.kvServiceConfig().maxEndpoints()).isEqualTo(2);
+					assertThat(env.queryServiceConfig().minEndpoints()).isEqualTo(3);
+					assertThat(env.queryServiceConfig().maxEndpoints()).isEqualTo(5);
+					assertThat(env.viewServiceConfig().minEndpoints()).isEqualTo(4);
+					assertThat(env.viewServiceConfig().maxEndpoints()).isEqualTo(6);
+				}, "spring.couchbase.env.endpoints.key-value=2",
+				"spring.couchbase.env.endpoints.queryservice.min-endpoints=3",
+				"spring.couchbase.env.endpoints.queryservice.max-endpoints=5",
+				"spring.couchbase.env.endpoints.viewservice.min-endpoints=4",
+				"spring.couchbase.env.endpoints.viewservice.max-endpoints=6");
+	}
+
+	@Test
+	@Deprecated
+	public void customizeEnvEndpointsWithDeprecatedProperties() {
+		testCouchbaseEnv((env) -> {
+					assertThat(env.queryServiceConfig().minEndpoints()).isEqualTo(3);
+					assertThat(env.queryServiceConfig().maxEndpoints()).isEqualTo(3);
+					assertThat(env.viewServiceConfig().minEndpoints()).isEqualTo(4);
+					assertThat(env.viewServiceConfig().maxEndpoints()).isEqualTo(4);
+				},  "spring.couchbase.env.endpoints.query=3",
+				"spring.couchbase.env.endpoints.view=4");
+	}
+
+	@Test
+	public void customizeEnvEndpointsUsesNewInfrastructure() {
+		testCouchbaseEnv((env) -> {
+					assertThat(env.queryServiceConfig().minEndpoints()).isEqualTo(3);
+					assertThat(env.queryServiceConfig().maxEndpoints()).isEqualTo(5);
+					assertThat(env.viewServiceConfig().minEndpoints()).isEqualTo(4);
+					assertThat(env.viewServiceConfig().maxEndpoints()).isEqualTo(6);
+				}, "spring.couchbase.env.endpoints.query=33",
+				"spring.couchbase.env.endpoints.queryservice.min-endpoints=3",
+				"spring.couchbase.env.endpoints.queryservice.max-endpoints=5",
+				"spring.couchbase.env.endpoints.view=44",
+				"spring.couchbase.env.endpoints.viewservice.min-endpoints=4",
+				"spring.couchbase.env.endpoints.viewservice.max-endpoints=6");
+	}
+
+	@Test
+	public void customizeEnvEndpointsUsesNewInfrastructureWithOnlyMax() {
+		testCouchbaseEnv((env) -> {
+					assertThat(env.queryServiceConfig().minEndpoints()).isEqualTo(1);
+					assertThat(env.queryServiceConfig().maxEndpoints()).isEqualTo(5);
+					assertThat(env.viewServiceConfig().minEndpoints()).isEqualTo(1);
+					assertThat(env.viewServiceConfig().maxEndpoints()).isEqualTo(6);
+				}, "spring.couchbase.env.endpoints.query=33",
+				"spring.couchbase.env.endpoints.queryservice.max-endpoints=5",
+				"spring.couchbase.env.endpoints.view=44",
+				"spring.couchbase.env.endpoints.viewservice.max-endpoints=6");
 	}
 
 	@Test

spring-boot-project/spring-boot-docs/src/main/asciidoc/appendix-application-properties.adoc

@@ -573,8 +573,10 @@ content into your application. Rather, pick only the properties that you need.
 	spring.couchbase.bucket.name=default # Name of the bucket to connect to.
 	spring.couchbase.bucket.password=  # Password of the bucket.
 	spring.couchbase.env.endpoints.key-value=1 # Number of sockets per node against the key/value service.
-	spring.couchbase.env.endpoints.query=1 # Number of sockets per node against the query (N1QL) service.
-	spring.couchbase.env.endpoints.view=1 # Number of sockets per node against the view service.
+	spring.couchbase.env.endpoints.queryservice.min-endpoints=1 # Minimum number of sockets per node.
+	spring.couchbase.env.endpoints.queryservice.max-endpoints=1 # Maximum number of sockets per node.
+	spring.couchbase.env.endpoints.viewservice.min-endpoints=1 # Minimum number of sockets per node.
+	spring.couchbase.env.endpoints.viewservice.max-endpoints=1 # Maximum number of sockets per node.
 	spring.couchbase.env.ssl.enabled= # Whether to enable SSL support. Enabled automatically if a "keyStore" is provided unless specified otherwise.
 	spring.couchbase.env.ssl.key-store= # Path to the JVM key store that holds the certificates.
 	spring.couchbase.env.ssl.key-store-password= # Password used to access the key store.