Expose ObjectMapper used by JsonSerializer

Closes #1130.

Author: mikereiche

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

@@ -16,12 +16,13 @@
 
 package org.springframework.data.couchbase.config;
 
-import static com.couchbase.client.java.ClusterOptions.*;
+import static com.couchbase.client.java.ClusterOptions.clusterOptions;
 
 import java.util.Collections;
 import java.util.HashSet;
 import java.util.Set;
 
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.config.BeanDefinition;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.ClassPathScanningCandidateComponentProvider;
@@ -48,11 +49,19 @@
 import org.springframework.util.StringUtils;
 
 import com.couchbase.client.core.deps.com.fasterxml.jackson.databind.DeserializationFeature;
+import com.couchbase.client.core.deps.com.fasterxml.jackson.databind.Module;
+import com.couchbase.client.core.encryption.CryptoManager;
 import com.couchbase.client.core.env.Authenticator;
 import com.couchbase.client.core.env.PasswordAuthenticator;
+import com.couchbase.client.core.error.CouchbaseException;
 import com.couchbase.client.java.Cluster;
+import com.couchbase.client.java.codec.JacksonJsonSerializer;
+import com.couchbase.client.java.encryption.databind.jackson.EncryptionModule;
 import com.couchbase.client.java.env.ClusterEnvironment;
 import com.couchbase.client.java.json.JacksonTransformers;
+import com.couchbase.client.java.json.JsonValueModule;
+import com.couchbase.client.java.json.RepackagedJsonValueModule;
+import com.fasterxml.jackson.databind.ObjectMapper;
 
 /**
  * Base class for Spring Data Couchbase configuration using JavaConfig.
@@ -65,12 +74,13 @@
 @Configuration
 public abstract class AbstractCouchbaseConfiguration {
 
+	@Autowired ObjectMapper couchbaseObjectMapper;
+
 	/**
 	 * The connection string which allows the SDK to connect to the cluster.
 	 * <p>
-	 * Note that the connection string can take many forms, in its simplest it is just a single hostname
-	 * like "127.0.0.1". Please refer to the couchbase Java SDK documentation for all the different
-	 * possibilities and options.
+	 * Note that the connection string can take many forms, in its simplest it is just a single hostname like "127.0.0.1".
+	 * Please refer to the couchbase Java SDK documentation for all the different possibilities and options.
 	 */
 	public abstract String getConnectionString();
 
@@ -130,6 +140,10 @@ public Cluster couchbaseCluster(ClusterEnvironment couchbaseClusterEnvironment)
 	@Bean(destroyMethod = "shutdown")
 	public ClusterEnvironment couchbaseClusterEnvironment() {
 		ClusterEnvironment.Builder builder = ClusterEnvironment.builder();
+		if (!nonShadowedJacksonPresent()) {
+			throw new CouchbaseException("non-shadowed Jackson not present");
+		}
+		builder.jsonSerializer(JacksonJsonSerializer.create(couchbaseObjectMapper));
 		configureEnvironment(builder);
 		return builder.build();
 	}
@@ -273,6 +287,31 @@ public CouchbaseMappingContext couchbaseMappingContext(CustomConversions customC
 		return mappingContext;
 	}
 
+	/**
+	 * Creates a {@link Module} ObjectMapper mapper = new ObjectMapper();
+	 * mapper.registerModule(couchbaseJsonValueModule()); <----- ClusterEnvironment env = ClusterEnvironment.builder()
+	 * .jsonSerializer(new JacksonJsonSerializer(mapper)) .build();
+	 *
+	 * @throws Exception on Bean construction failure.
+	 * @return
+	 */
+	@Bean
+	public com.couchbase.client.core.deps.com.fasterxml.jackson.databind.Module couchbaseJsonValueModule() {
+		return new RepackagedJsonValueModule();
+	}
+
+	@Bean
+	public ObjectMapper couchbaseObjectMapper() {
+		ObjectMapper mapper = new ObjectMapper();
+		mapper.configure(com.fasterxml.jackson.databind.DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
+		mapper.registerModule(new JsonValueModule());
+		CryptoManager cryptoManager = null;
+		if (cryptoManager != null) {
+			mapper.registerModule(new EncryptionModule(cryptoManager));
+		}
+		return mapper;
+	}
+
 	/**
 	 * Configure whether to automatically create indices for domain types by deriving the from the entity or not.
 	 */
@@ -327,4 +366,14 @@ protected FieldNamingStrategy fieldNamingStrategy() {
 		return abbreviateFieldNames() ? new CamelCaseAbbreviatingFieldNamingStrategy()
 				: PropertyNameFieldNamingStrategy.INSTANCE;
 	}
+
+	private boolean nonShadowedJacksonPresent() {
+		try {
+			JacksonJsonSerializer.preflightCheck();
+			return true;
+		} catch (Throwable t) {
+			return false;
+		}
+	}
+
 }

src/test/java/org/springframework/data/couchbase/repository/CouchbaseRepositoryQueryIntegrationTests.java

@@ -184,6 +184,7 @@ void findByTypeAlias() {
 			vie = new Airport("airports::vie", "vie", "loww");
 			vie = airportRepository.save(vie);
 			List<Airport> airports = couchbaseTemplate.findByQuery(Airport.class)
+					.withConsistency(QueryScanConsistency.REQUEST_PLUS)
 					.matching(new Query(QueryCriteria.where(N1QLExpression.x("_class")).is("airport"))).all();
 			assertFalse(airports.isEmpty(), "should have found aiport");
 		} finally {
@@ -198,7 +199,7 @@ void findByEnum() {
 			vie = new Airport("airports::vie", "vie", "loww");
 			vie = airportRepository.save(vie);
 			Airport airport2 = airportRepository.findByIata(Iata.vie);
-			assertNotNull(airport2, "should have found "+vie);
+			assertNotNull(airport2, "should have found " + vie);
 			assertEquals(airport2.getId(), vie.getId());
 		} finally {
 			airportRepository.delete(vie);
@@ -397,7 +398,6 @@ void findBySimplePropertyAudited() {
 		}
 	}
 
-
 	private void sleep(int millis) {
 		try {
 			Thread.sleep(millis); // so they are executed out-of-order

src/test/java/org/springframework/data/couchbase/repository/ReactiveCouchbaseRepositoryKeyValueIntegrationTests.java

@@ -16,11 +16,13 @@
 
 package org.springframework.data.couchbase.repository;
 
-import static org.junit.jupiter.api.Assertions.*;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
 
-import java.util.List;
 import java.util.Optional;
 import java.util.UUID;
+
 import org.junit.jupiter.api.Test;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.annotation.Bean;
@@ -64,13 +66,13 @@ void saveAndFindById() {
 	}
 
 	@Test
-	void findBySimplePropertyAudited() {
+	void findByIdAudited() {
 		Airport vie = null;
 		try {
 			vie = new Airport("airports::vie", "vie", "low2");
 			Airport saved = airportRepository.save(vie).block();
-			List<Airport> airports1 = airportRepository.findAllByIata("vie").collectList().block();
-			assertEquals(saved, airports1.get(0));
+			Airport airport1 = airportRepository.findById(saved.getId()).block();
+			assertEquals(airport1, saved);
 			assertEquals(saved.getCreatedBy(), "auditor"); // NaiveAuditorAware will provide this
 		} finally {
 			airportRepository.delete(vie).block();
@@ -79,7 +81,7 @@ void findBySimplePropertyAudited() {
 
 	@Configuration
 	@EnableReactiveCouchbaseRepositories("org.springframework.data.couchbase")
-  @EnableReactiveCouchbaseAuditing
+	@EnableReactiveCouchbaseAuditing
 	static class Config extends AbstractCouchbaseConfiguration {
 
 		@Override