feat(core): Relationships auto-configuration

build.gradle

@@ -28,16 +28,17 @@ java {
 }
 
 javadoc {
-  title = 'Spring R2DBC Relationships'
+  title('Spring R2DBC Relationships')
   options {
-    encoding = 'UTF-8'
+    encoding('UTF-8')
     addBooleanOption('html5', true)
     addStringOption('Xwerror', '-quiet')
     tags('apiNote')
   }
 }
 
 jar {
+  duplicatesStrategy(DuplicatesStrategy.EXCLUDE)
   from(sourceSets.main.allSource)
   manifest {
     attributes(
@@ -53,7 +54,7 @@ jar {
 }
 
 bootJar {
-  enabled = false
+  enabled(false)
 }
 
 checkstyle {

src/main/java/io/github/joselion/springr2dbcrelationships/RelationshipsAutoConfiguration.java

@@ -0,0 +1,40 @@
+package io.github.joselion.springr2dbcrelationships;
+
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Lazy;
+import org.springframework.data.r2dbc.core.R2dbcEntityTemplate;
+
+import lombok.extern.slf4j.Slf4j;
+
+/**
+ * Relationships autoconfiguration.
+ */
+@Slf4j
+@Configuration
+public class RelationshipsAutoConfiguration {
+
+  /**
+   * Default configuration constructor.
+   */
+  protected RelationshipsAutoConfiguration() {
+    log.info("R2DBC Relationships auto-configuration loaded.");
+  }
+
+  /**
+   * Creates the {@link RelationshipsCallbacks} bean.
+   *
+   * @param <T> the type of the entity in the callback
+   * @param template the r2dbc entity template
+   * @param context the Spring application context
+   * @return the relationship callbacks bean
+   */
+  @Bean
+  public <T> RelationshipsCallbacks<T> relationshipsCallbacks(
+    final @Lazy R2dbcEntityTemplate template,
+    final @Lazy ApplicationContext context
+  ) {
+    return new RelationshipsCallbacks<>(template, context);
+  }
+}

src/main/java/io/github/joselion/springr2dbcrelationships/RelationshipCallbacks.java → src/main/java/io/github/joselion/springr2dbcrelationships/RelationshipsCallbacks.java

@@ -10,14 +10,12 @@
 
 import org.reactivestreams.Publisher;
 import org.springframework.context.ApplicationContext;
-import org.springframework.context.annotation.Lazy;
 import org.springframework.data.r2dbc.core.R2dbcEntityTemplate;
 import org.springframework.data.r2dbc.mapping.OutboundRow;
 import org.springframework.data.r2dbc.mapping.event.AfterConvertCallback;
 import org.springframework.data.r2dbc.mapping.event.AfterSaveCallback;
 import org.springframework.data.r2dbc.mapping.event.BeforeConvertCallback;
 import org.springframework.data.relational.core.sql.SqlIdentifier;
-import org.springframework.stereotype.Component;
 
 import io.github.joselion.springr2dbcrelationships.annotations.ManyToMany;
 import io.github.joselion.springr2dbcrelationships.annotations.ManyToOne;
@@ -43,10 +41,9 @@
  * @param template the r2dbc entity template
  * @param context the Spring application context
  */
-@Component
-public record RelationshipCallbacks<T>(
-  @Lazy R2dbcEntityTemplate template,
-  @Lazy ApplicationContext context
+public record RelationshipsCallbacks<T>(
+  R2dbcEntityTemplate template,
+  ApplicationContext context
 ) implements AfterConvertCallback<T>, AfterSaveCallback<T>, BeforeConvertCallback<T> {
 
   @Override
@@ -163,19 +160,19 @@ public Publisher<T> onBeforeConvert(final T entity, final SqlIdentifier table) {
   private UnaryOperator<Context> addToContextStack(final T entity) {
     return ctx -> {
       final var typeName = entity.getClass().getName();
-      final var stack = ctx.<List<String>>getOrEmpty(RelationshipCallbacks.class)
+      final var stack = ctx.<List<String>>getOrEmpty(RelationshipsCallbacks.class)
         .map(List::stream)
         .map(prev -> Stream.concat(prev, Stream.of(typeName)))
         .map(Stream::toList)
         .orElse(List.of(typeName));
 
-      return ctx.put(RelationshipCallbacks.class, stack);
+      return ctx.put(RelationshipsCallbacks.class, stack);
     };
   }
 
   private <S> Mono<S> checkingCycles(final S data) {
     return Mono.deferContextual(ctx -> {
-      final var stack = ctx.<List<String>>getOrEmpty(RelationshipCallbacks.class);
+      final var stack = ctx.<List<String>>getOrEmpty(RelationshipsCallbacks.class);
 
       return Mono.justOrEmpty(stack)
         .defaultIfEmpty(List.of())

src/main/java/io/github/joselion/springr2dbcrelationships/processors/ManyToManyProcessor.java

@@ -21,7 +21,7 @@
 import org.springframework.data.r2dbc.mapping.event.AfterConvertCallback;
 import org.springframework.data.relational.core.sql.SqlIdentifier;
 
-import io.github.joselion.springr2dbcrelationships.RelationshipCallbacks;
+import io.github.joselion.springr2dbcrelationships.RelationshipsCallbacks;
 import io.github.joselion.springr2dbcrelationships.annotations.ManyToMany;
 import io.github.joselion.springr2dbcrelationships.annotations.OneToMany;
 import io.github.joselion.springr2dbcrelationships.exceptions.RelationshipException;
@@ -237,7 +237,7 @@ private Mono<String> findJoinTable(final Field field) {
 
   private <S> Mono<S> checkingBackRef(final Class<?> type, final S value) {
     return Mono.deferContextual(ctx -> {
-      final var stack = ctx.<List<String>>getOrEmpty(RelationshipCallbacks.class);
+      final var stack = ctx.<List<String>>getOrEmpty(RelationshipsCallbacks.class);
 
       return Mono.justOrEmpty(stack)
         .defaultIfEmpty(List.of())

src/main/resources/META-INF/spring/org.springframework.boot.autoconfigure.AutoConfiguration.imports

@@ -0,0 +1 @@
+io.github.joselion.springr2dbcrelationships.RelationshipsAutoConfiguration

src/test/java/io/github/joselion/springr2dbcrelationships/RelationshipCallbacksTest.java

@@ -25,13 +25,13 @@
         final var table = SqlIdentifier.unquoted("test_entity");
         final var template = mock(R2dbcEntityTemplate.class);
         final var context = mock(ApplicationContext.class);
-        final var callbacks = new RelationshipCallbacks<>(template, context);
+        final var callbacks = new RelationshipsCallbacks<>(template, context);
         final var publisher = callbacks.onAfterConvert(entity, table);
 
         Mono.from(publisher)
           .as(StepVerifier::create)
           .expectAccessibleContext()
-          .contains(RelationshipCallbacks.class, List.of(TestEntity.class.getName()))
+          .contains(RelationshipsCallbacks.class, List.of(TestEntity.class.getName()))
           .then()
           .expectNext(entity)
           .verifyComplete();