#413 - Introduce constructor to R2dbcEntityTemplate accepting ConnectionFactory.

This is a short-cut constructor that allows for simpler creation of the Template API.

src/main/java/org/springframework/data/r2dbc/core/R2dbcEntityTemplate.java

@@ -51,6 +51,7 @@ import org.springframework.data.mapping.context.MappingContext;
 import org.springframework.data.projection.ProjectionInformation;
 import org.springframework.data.projection.SpelAwareProxyProjectionFactory;
 import org.springframework.data.r2dbc.convert.R2dbcConverter;
+import org.springframework.data.r2dbc.dialect.DialectResolver;
 import org.springframework.data.r2dbc.dialect.R2dbcDialect;
 import org.springframework.data.r2dbc.mapping.OutboundRow;
 import org.springframework.data.r2dbc.mapping.event.AfterConvertCallback;
@@ -101,6 +102,25 @@ public class R2dbcEntityTemplate implements R2dbcEntityOperations, BeanFactoryAw
 
 	private @Nullable ReactiveEntityCallbacks entityCallbacks;
 
+	/**
+	 * Create a new {@link R2dbcEntityTemplate} given {@link ConnectionFactory}.
+	 *
+	 * @param connectionFactory must not be {@literal null}.
+	 * @since 1.2
+	 */
+	public R2dbcEntityTemplate(ConnectionFactory connectionFactory) {
+
+		Assert.notNull(connectionFactory, "ConnectionFactory must not be null");
+
+		R2dbcDialect dialect = DialectResolver.getDialect(connectionFactory);
+
+		this.databaseClient = DatabaseClient.builder().connectionFactory(connectionFactory)
+				.bindMarkers(dialect.getBindMarkersFactory()).build();
+		this.dataAccessStrategy = new DefaultReactiveDataAccessStrategy(dialect);
+		this.mappingContext = dataAccessStrategy.getConverter().getMappingContext();
+		this.projectionFactory = new SpelAwareProxyProjectionFactory();
+	}
+
 	/**
 	 * Create a new {@link R2dbcEntityTemplate} given {@link DatabaseClient}.
 	 *

src/test/java/org/springframework/data/r2dbc/documentation/R2dbcEntityTemplateSnippets.java

@@ -76,7 +76,7 @@ class R2dbcEntityTemplateSnippets {
 
 		// tag::insert[]
 		Mono<Person> insert = template.insert(Person.class)	// <1>
-		.using(new Person());																// <2>
+				.using(new Person("John", "Doe")); // <2>
 		// end::insert[]
 	}