Incorporate changes from 5.0.x and bump Couchbase SDK.

pom.xml

@@ -18,8 +18,8 @@
     </parent>
 
     <properties>
-        <couchbase>3.2.3</couchbase>
-        <couchbase.osgi>3.2.3</couchbase.osgi>
+        <couchbase>3.2.4</couchbase>
+        <couchbase.osgi>3.2.4</couchbase.osgi>
         <springdata.commons>2.7.0-SNAPSHOT</springdata.commons>
         <java-module-name>spring.data.couchbase</java-module-name>
     </properties>

src/main/java/org/springframework/data/couchbase/cache/CouchbaseCacheConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors
+ * Copyright 2012-2022 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.
@@ -64,7 +64,7 @@ public static CouchbaseCacheConfiguration defaultCacheConfig() {
 	 * <ul>
 	 * <li>{@link String} to {@link byte byte[]} using UTF-8 encoding.</li>
 	 * <li>{@link SimpleKey} to {@link String}</li>
-	 *
+	 * </ul>
 	 * @param registry must not be {@literal null}.
 	 */
 	public static void registerDefaultConverters(final ConverterRegistry registry) {

src/main/java/org/springframework/data/couchbase/cache/CouchbaseCacheManager.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors
+ * Copyright 2012-2022 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.
@@ -228,7 +228,7 @@ public CouchbaseCacheManagerBuilder withCacheConfiguration(String cacheName,
 
 		/**
 		 * Disable in-flight {@link org.springframework.cache.Cache} creation for unconfigured caches.
-		 * <p />
+		 * <p>
 		 * {@link CouchbaseCacheManager#getMissingCache(String)} returns {@literal null} for any unconfigured
 		 * {@link org.springframework.cache.Cache} instead of a new {@link CouchbaseCache} instance. This allows eg.
 		 * {@link org.springframework.cache.support.CompositeCacheManager} to chime in.

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

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2021 the original author or authors
+ * Copyright 2012-2022 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.
@@ -254,8 +254,6 @@ public String typeKey() {
 
 	/**
 	 * Creates a {@link MappingCouchbaseConverter} using the configured {@link #couchbaseMappingContext}.
-	 *
-	 * @throws Exception on Bean construction failure.
 	 */
 	@Bean
 	public MappingCouchbaseConverter mappingCouchbaseConverter(CouchbaseMappingContext couchbaseMappingContext,
@@ -283,7 +281,6 @@ public TranslationService couchbaseTranslationService() {
 	/**
 	 * Creates a {@link CouchbaseMappingContext} equipped with entity classes scanned from the mapping base package.
 	 *
-	 * @throws Exception on Bean construction failure.
 	 */
 	@Bean
 	public CouchbaseMappingContext couchbaseMappingContext(CustomConversions customConversions) throws Exception {
@@ -299,7 +296,6 @@ public CouchbaseMappingContext couchbaseMappingContext(CustomConversions customC
 	/**
 	 * Creates a {@link ObjectMapper} for the jsonSerializer of the ClusterEnvironment
 	 *
-	 * @throws Exception on Bean construction failure.
 	 * @return ObjectMapper
 	 */
 
@@ -337,11 +333,9 @@ public CustomConversions customConversions() {
 	/**
 	 * Return the base package to scan for mapped {@link Document}s. Will return the package name of the configuration
 	 * class (the concrete class, not this one here) by default.
-	 * <p/>
 	 * <p>
 	 * So if you have a {@code com.acme.AppConfig} extending {@link AbstractCouchbaseConfiguration} the base package will
 	 * be considered {@code com.acme} unless the method is overridden to implement alternate behavior.
-	 * </p>
 	 *
 	 * @return the base package to scan for mapped {@link Document} classes or {@literal null} to not enable scanning for
 	 *         entities.

src/main/java/org/springframework/data/couchbase/core/CouchbaseExceptionTranslator.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors
+ * Copyright 2012-2022 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.
@@ -33,7 +33,7 @@
 
 /**
  * Simple {@link PersistenceExceptionTranslator} for Couchbase.
- * <p/>
+ * <p>
  * Convert the given runtime exception to an appropriate exception from the {@code org.springframework.dao} hierarchy.
  * Return {@literal null} if no translation is appropriate: any other exception may have resulted from user code, and
  * should not be translated.

src/main/java/org/springframework/data/couchbase/core/CouchbaseTemplateSupport.java

@@ -1,6 +1,5 @@
 /*
-/*
- * Copyright 2012-2021 the original author or authors
+ * Copyright 2012-2022 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.
@@ -17,6 +16,9 @@
 
 package org.springframework.data.couchbase.core;
 
+import java.util.Map;
+import java.util.Set;
+
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.BeansException;
@@ -40,6 +42,7 @@
 import org.springframework.data.mapping.context.MappingContext;
 import org.springframework.data.mapping.model.ConvertingPropertyAccessor;
 import org.springframework.util.Assert;
+import org.springframework.util.ClassUtils;
 
 /**
  * Internal encode/decode support for CouchbaseTemplate.
@@ -84,7 +87,18 @@ public CouchbaseDocument encodeEntity(final Object entityToEncode) {
 	public <T> T decodeEntity(String id, String source, long cas, Class<T> entityClass) {
 		final CouchbaseDocument converted = new CouchbaseDocument(id);
 		converted.setId(id);
-		CouchbasePersistentEntity<?> persistentEntity = mappingContext.getRequiredPersistentEntity(entityClass);
+		CouchbasePersistentEntity persistentEntity = couldBePersistentEntity(entityClass);
+
+		if (persistentEntity == null) { // method could return a Long, Boolean, String etc.
+			// QueryExecutionConverters.unwrapWrapperTypes will recursively unwrap until there is nothing left
+			// to unwrap. This results in List<String[]> being unwrapped past String[] to String, so this may also be a
+			// Collection (or Array) of entityClass. We have no way of knowing - so just assume it is what we are told.
+			// if this is a Collection or array, only the first element will be returned.
+			Set<Map.Entry<String, Object>> set = ((CouchbaseDocument) translationService.decode(source, converted))
+					.getContent().entrySet();
+			return (T) set.iterator().next().getValue();
+		}
+
 		if (cas != 0 && persistentEntity.getVersionProperty() != null) {
 			converted.put(persistentEntity.getVersionProperty().getName(), cas);
 		}
@@ -98,6 +112,12 @@ public <T> T decodeEntity(String id, String source, long cas, Class<T> entityCla
 		N1qlJoinResolver.handleProperties(persistentEntity, accessor, template.reactive(), id);
 		return accessor.getBean();
 	}
+	CouchbasePersistentEntity couldBePersistentEntity(Class<?> entityClass) {
+		if (ClassUtils.isPrimitiveOrWrapper(entityClass) || entityClass == String.class) {
+			return null;
+		}
+		return mappingContext.getPersistentEntity(entityClass);
+	}
 
 	@Override
 	public Object applyUpdatedCas(final Object entity, CouchbaseDocument converted, final long cas) {

src/main/java/org/springframework/data/couchbase/core/ReactiveCouchbaseTemplateSupport.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2021 the original author or authors
+ * Copyright 2012-2022 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.
@@ -18,6 +18,9 @@
 
 import reactor.core.publisher.Mono;
 
+import java.util.Map;
+import java.util.Set;
+
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.BeansException;
@@ -42,6 +45,7 @@
 import org.springframework.data.mapping.context.MappingContext;
 import org.springframework.data.mapping.model.ConvertingPropertyAccessor;
 import org.springframework.util.Assert;
+import org.springframework.util.ClassUtils;
 
 /**
  * Internal encode/decode support for {@link ReactiveCouchbaseTemplate}.
@@ -84,7 +88,19 @@ public <T> Mono<T> decodeEntity(String id, String source, long cas, Class<T> ent
 		return Mono.fromSupplier(() -> {
 			final CouchbaseDocument converted = new CouchbaseDocument(id);
 			converted.setId(id);
-			CouchbasePersistentEntity<?> persistentEntity = mappingContext.getRequiredPersistentEntity(entityClass);
+
+			CouchbasePersistentEntity persistentEntity = couldBePersistentEntity(entityClass);
+
+			if (persistentEntity == null) { // method could return a Long, Boolean, String etc.
+				// QueryExecutionConverters.unwrapWrapperTypes will recursively unwrap until there is nothing left
+				// to unwrap. This results in List<String[]> being unwrapped past String[] to String, so this may also be a
+				// Collection (or Array) of entityClass. We have no way of knowing - so just assume it is what we are told.
+				// if this is a Collection or array, only the first element will be returned.
+				Set<Map.Entry<String, Object>> set = ((CouchbaseDocument) translationService.decode(source, converted))
+						.getContent().entrySet();
+				return (T) set.iterator().next().getValue();
+			}
+
 			if (cas != 0 && persistentEntity.getVersionProperty() != null) {
 				converted.put(persistentEntity.getVersionProperty().getName(), cas);
 			}
@@ -100,6 +116,13 @@ public <T> Mono<T> decodeEntity(String id, String source, long cas, Class<T> ent
 		});
 	}
 
+	CouchbasePersistentEntity couldBePersistentEntity(Class<?> entityClass) {
+		if (ClassUtils.isPrimitiveOrWrapper(entityClass) || entityClass == String.class) {
+			return null;
+		}
+		return mappingContext.getPersistentEntity(entityClass);
+	}
+
 	@Override
 	public Mono<Object> applyUpdatedCas(final Object entity, CouchbaseDocument converted, final long cas) {
 		return Mono.fromSupplier(() -> {

src/main/java/org/springframework/data/couchbase/core/convert/AbstractCouchbaseConverter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2021 the original author or authors
+ * Copyright 2012-2022 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.
@@ -22,7 +22,7 @@
 import org.springframework.core.convert.ConversionService;
 import org.springframework.core.convert.support.GenericConversionService;
 import org.springframework.data.convert.CustomConversions;
-import org.springframework.data.convert.EntityInstantiators;
+import org.springframework.data.mapping.model.EntityInstantiators;
 
 /**
  * An abstract {@link CouchbaseConverter} that provides the basics for the {@link MappingCouchbaseConverter}.

src/main/java/org/springframework/data/couchbase/core/convert/CouchbaseCustomConversions.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2021 the original author or authors.
+ * Copyright 2017-2022 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.
@@ -24,11 +24,9 @@
 
 /**
  * Value object to capture custom conversion.
- * <p/>
  * <p>
  * Types that can be mapped directly onto JSON are considered simple ones, because they neither need deeper inspection
  * nor nested conversion.
- * </p>
  *
  * @author Michael Nitschinger
  * @author Oliver Gierke

src/main/java/org/springframework/data/couchbase/core/convert/CouchbaseJsr310Converters.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2017-2020 the original author or authors.
+ * Copyright 2017-2022 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.
@@ -27,6 +27,7 @@
 import java.time.LocalTime;
 import java.time.Period;
 import java.time.ZoneId;
+import java.time.ZonedDateTime;
 import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Date;
@@ -71,6 +72,9 @@ private CouchbaseJsr310Converters() {
 		converters.add(StringToDurationConverter.INSTANCE);
 		converters.add(PeriodToStringConverter.INSTANCE);
 		converters.add(StringToPeriodConverter.INSTANCE);
+		converters.add(ZonedDateTimeToLongConverter.INSTANCE);
+		converters.add(NumberToZonedDateTimeConverter.INSTANCE);
+
 		return converters;
 	}
 
@@ -99,6 +103,31 @@ public Long convert(LocalDateTime source) {
 		}
 	}
 
+	@ReadingConverter
+	public enum NumberToZonedDateTimeConverter implements Converter<Number, ZonedDateTime> {
+
+		INSTANCE;
+
+		@Override
+		public ZonedDateTime convert(Number source) {
+			return source == null ? null
+					: ZonedDateTime.ofInstant(DateConverters.SerializedObjectToDateConverter.INSTANCE.convert(source).toInstant(),
+					systemDefault());
+		}
+	}
+
+	@WritingConverter
+	public enum ZonedDateTimeToLongConverter implements Converter<ZonedDateTime, Long> {
+
+		INSTANCE;
+
+		@Override
+		public Long convert(ZonedDateTime source) {
+			return source == null ? null
+					: DateConverters.DateToLongConverter.INSTANCE.convert(Date.from(source.toInstant()));
+		}
+	}
+
 	@ReadingConverter
 	public enum NumberToLocalDateConverter implements Converter<Number, LocalDate> {
 

src/main/java/org/springframework/data/couchbase/core/convert/CustomConversions.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2020 the original author or authors
+ * Copyright 2012-2022 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.
@@ -20,11 +20,9 @@
 
 /**
  * Value object to capture custom conversion.
- * <p/>
  * <p>
  * Types that can be mapped directly onto JSON are considered simple ones, because they neither need deeper inspection
  * nor nested conversion.
- * </p>
  *
  * @author Michael Nitschinger
  * @author Oliver Gierke

src/main/java/org/springframework/data/couchbase/core/convert/MappingCouchbaseConverter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2021 the original author or authors
+ * Copyright 2012-2022 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.
@@ -36,7 +36,6 @@
 import org.springframework.core.convert.support.DefaultConversionService;
 import org.springframework.data.annotation.Transient;
 import org.springframework.data.convert.CustomConversions;
-import org.springframework.data.convert.EntityInstantiator;
 import org.springframework.data.couchbase.core.mapping.CouchbaseDocument;
 import org.springframework.data.couchbase.core.mapping.CouchbaseList;
 import org.springframework.data.couchbase.core.mapping.CouchbaseMappingContext;
@@ -60,6 +59,7 @@
 import org.springframework.data.mapping.context.MappingContext;
 import org.springframework.data.mapping.model.ConvertingPropertyAccessor;
 import org.springframework.data.mapping.model.DefaultSpELExpressionEvaluator;
+import org.springframework.data.mapping.model.EntityInstantiator;
 import org.springframework.data.mapping.model.ParameterValueProvider;
 import org.springframework.data.mapping.model.PersistentEntityParameterValueProvider;
 import org.springframework.data.mapping.model.PropertyValueProvider;
@@ -816,7 +816,6 @@ public void setApplicationContext(ApplicationContext applicationContext) {
 	/**
 	 * COPIED Set the {@link EntityCallbacks} instance to use when invoking
 	 * {@link org.springframework.data.mapping.callback.EntityCallback callbacks} like the {@link AfterConvertCallback}.
-	 * <p/>
 	 * Overrides potentially existing {@link EntityCallbacks}.
 	 *
 	 * @param entityCallbacks must not be {@literal null}.

src/main/java/org/springframework/data/couchbase/core/mapping/BasicCouchbasePersistentProperty.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2012-2021 the original author or authors
+ * Copyright 2012-2022 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.
@@ -32,11 +32,9 @@
 
 /**
  * Implements annotated property representations of a given {@link Field} instance.
- * <p/>
  * <p>
  * This object is used to gather information out of properties on objects that need to be persisted. For example, it
  * supports overriding of the actual property name by providing custom annotations.
- * </p>
  *
  * @author Michael Nitschinger
  * @author Mark Paluch
@@ -71,7 +69,7 @@ protected Association<CouchbasePersistentProperty> createAssociation() {
 
 	/**
 	 * Returns the field name of the property.
-	 * <p/>
+	 * <p>
 	 * The field name can be different from the actual property name by using a custom annotation.
 	 */
 	@Override