Go all in on r2dbc

mattupstate · Dec 8, 2023 · 8f03890 · 8f03890
1 parent 4f09e20
commit 8f03890
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Showing 45 changed files with 1,005 additions and 961 deletions.
diff --git a/acme-data/acme-data-scheduling/build.gradle.kts b/acme-data/acme-data-scheduling/build.gradle.kts
@@ -14,8 +14,10 @@ dependencies {
 
   testImplementation(project(":acme-lib:acme-lib-liquibase"))
   testImplementation(libs.com.zaxxer.hikariCP)
+  testImplementation(libs.io.kotest.kotest.runner.junit5)
   testImplementation(libs.org.postgresql)
-  testImplementation(libs.org.slf4j.slf4j.api)
+  testImplementation(libs.org.postgresql.r2dbc)
+  testImplementation(libs.org.slf4j.slf4j.simple)
   testImplementation(libs.org.testcontainers.postgresql)
-  testImplementation(libs.io.kotest.kotest.runner.junit5)
+  testImplementation(libs.org.testcontainers.r2dbc)
 }
diff --git a/...scheduling/src/main/kotlin/com/acme/scheduling/data/JooqAppointmentAggregateRepository.kt b/...scheduling/src/main/kotlin/com/acme/scheduling/data/JooqAppointmentAggregateRepository.kt
@@ -6,6 +6,8 @@ import com.acme.core.PersistenceMetaData
 import com.acme.jooq.asExcluded
 import com.acme.scheduling.Appointment
 import com.acme.sql.scheduling.tables.references.APPOINTMENTS
+import kotlinx.coroutines.reactive.awaitFirst
+import kotlinx.coroutines.reactive.awaitFirstOrNull
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
 import org.jooq.DSLContext
@@ -20,10 +22,10 @@ class JooqAppointmentAggregateRepository(
   private val clock: Clock = Clock.systemUTC()
 ) : AggregateRepository<Appointment, Appointment.Id> {
 
-  override fun find(id: Appointment.Id): PersistedAggregate<Appointment>? =
+  override suspend fun find(id: Appointment.Id): PersistedAggregate<Appointment>? =
     dsl.selectFrom(APPOINTMENTS)
       .where(APPOINTMENTS.ID.eq(id.value))
-      .fetchOne {
+      .awaitFirstOrNull()?.let {
         PersistedAggregate(
           aggregate = Json.decodeFromString(it.aggregate!!.data()),
           metaData = PersistenceMetaData(
@@ -34,15 +36,16 @@ class JooqAppointmentAggregateRepository(
         )
       }
 
-  override fun get(id: Appointment.Id): PersistedAggregate<Appointment> = getOrThrow(id) { NoSuchElementException() }
+  override suspend fun get(id: Appointment.Id): PersistedAggregate<Appointment> =
+    getOrThrow(id) { NoSuchElementException() }
 
-  override fun getOrThrow(id: Appointment.Id, block: () -> Throwable): PersistedAggregate<Appointment> =
+  override suspend fun getOrThrow(id: Appointment.Id, block: () -> Throwable): PersistedAggregate<Appointment> =
     find(id) ?: throw block()
 
-  override fun exists(id: Appointment.Id): Boolean =
-    dsl.fetchExists(APPOINTMENTS, APPOINTMENTS.ID.eq(id.value))
+  override suspend fun exists(id: Appointment.Id): Boolean =
+    dsl.selectOne().from(APPOINTMENTS).where(APPOINTMENTS.ID.eq(id.value)).awaitFirstOrNull() != null
 
-  override fun save(aggregate: Appointment) {
+  override suspend fun save(aggregate: Appointment) {
     val now = LocalDateTime.ofInstant(Instant.now(clock), ZoneOffset.UTC)
     val json = JSONB.valueOf(Json.encodeToString(aggregate))
 
@@ -65,6 +68,7 @@ class JooqAppointmentAggregateRepository(
       .set(APPOINTMENTS.AGGREGATE, APPOINTMENTS.AGGREGATE.asExcluded())
       .set(APPOINTMENTS.REVISION, APPOINTMENTS.REVISION.add(1))
       .set(APPOINTMENTS.UPDATED_AT, now)
-      .execute()
+      .returning()
+      .awaitFirst()
   }
 }
diff --git a/...data-scheduling/src/main/kotlin/com/acme/scheduling/data/JooqClientAggregateRepository.kt b/...data-scheduling/src/main/kotlin/com/acme/scheduling/data/JooqClientAggregateRepository.kt
@@ -6,6 +6,8 @@ import com.acme.core.PersistenceMetaData
 import com.acme.jooq.asExcluded
 import com.acme.scheduling.Client
 import com.acme.sql.scheduling.tables.references.CLIENTS
+import kotlinx.coroutines.reactive.awaitFirst
+import kotlinx.coroutines.reactive.awaitFirstOrNull
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
 import org.jooq.DSLContext
@@ -18,10 +20,10 @@ class JooqClientAggregateRepository(
   private val clock: Clock = Clock.systemUTC()
 ) : AggregateRepository<Client, Client.Id> {
 
-  override fun find(id: Client.Id): PersistedAggregate<Client>? =
+  override suspend fun find(id: Client.Id): PersistedAggregate<Client>? =
     dsl.selectFrom(CLIENTS)
       .where(CLIENTS.ID.eq(id.value))
-      .fetchOne {
+      .awaitFirstOrNull()?.let {
         PersistedAggregate(
           aggregate = Json.decodeFromString(it.aggregate!!.data()),
           metaData = PersistenceMetaData(
@@ -32,15 +34,15 @@ class JooqClientAggregateRepository(
         )
       }
 
-  override fun get(id: Client.Id): PersistedAggregate<Client> = getOrThrow(id) { NoSuchElementException() }
+  override suspend fun get(id: Client.Id): PersistedAggregate<Client> = getOrThrow(id) { NoSuchElementException() }
 
-  override fun getOrThrow(id: Client.Id, block: () -> Throwable): PersistedAggregate<Client> =
+  override suspend fun getOrThrow(id: Client.Id, block: () -> Throwable): PersistedAggregate<Client> =
     find(id) ?: throw block()
 
-  override fun exists(id: Client.Id): Boolean =
-    dsl.fetchExists(CLIENTS, CLIENTS.ID.eq(id.value))
+  override suspend fun exists(id: Client.Id): Boolean =
+    dsl.selectOne().from(CLIENTS).where(CLIENTS.ID.eq(id.value)).awaitFirstOrNull() != null
 
-  override fun save(aggregate: Client) {
+  override suspend fun save(aggregate: Client) {
     val now = LocalDateTime.now(clock)
     val json = JSONB.valueOf(Json.encodeToString(aggregate))
 
@@ -63,6 +65,7 @@ class JooqClientAggregateRepository(
       .set(CLIENTS.AGGREGATE, CLIENTS.AGGREGATE.asExcluded())
       .set(CLIENTS.REVISION, CLIENTS.REVISION.add(1))
       .set(CLIENTS.UPDATED_AT, now)
-      .execute()
+      .returning()
+      .awaitFirst()
   }
 }
diff --git a/...ta-scheduling/src/main/kotlin/com/acme/scheduling/data/JooqPracticeAggregateRepository.kt b/...ta-scheduling/src/main/kotlin/com/acme/scheduling/data/JooqPracticeAggregateRepository.kt
@@ -6,6 +6,8 @@ import com.acme.core.PersistenceMetaData
 import com.acme.jooq.asExcluded
 import com.acme.scheduling.Practice
 import com.acme.sql.scheduling.tables.Practices.Companion.PRACTICES
+import kotlinx.coroutines.reactive.awaitFirst
+import kotlinx.coroutines.reactive.awaitFirstOrNull
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
 import org.jooq.DSLContext
@@ -18,10 +20,10 @@ class JooqPracticeAggregateRepository(
   private val clock: Clock = Clock.systemUTC()
 ) : AggregateRepository<Practice, Practice.Id> {
 
-  override fun find(id: Practice.Id): PersistedAggregate<Practice>? =
+  override suspend fun find(id: Practice.Id): PersistedAggregate<Practice>? =
     dsl.selectFrom(PRACTICES)
       .where(PRACTICES.ID.eq(id.value))
-      .fetchOne {
+      .awaitFirstOrNull()?.let {
         PersistedAggregate(
           aggregate = Json.decodeFromString(it.aggregate!!.data()),
           metaData = PersistenceMetaData(
@@ -32,15 +34,15 @@ class JooqPracticeAggregateRepository(
         )
       }
 
-  override fun get(id: Practice.Id): PersistedAggregate<Practice> = getOrThrow(id) { NoSuchElementException() }
+  override suspend fun get(id: Practice.Id): PersistedAggregate<Practice> = getOrThrow(id) { NoSuchElementException() }
 
-  override fun getOrThrow(id: Practice.Id, block: () -> Throwable): PersistedAggregate<Practice> =
+  override suspend fun getOrThrow(id: Practice.Id, block: () -> Throwable): PersistedAggregate<Practice> =
     find(id) ?: throw block()
 
-  override fun exists(id: Practice.Id): Boolean =
-    dsl.fetchExists(PRACTICES, PRACTICES.ID.eq(id.value))
+  override suspend fun exists(id: Practice.Id): Boolean =
+    dsl.selectOne().from(PRACTICES).where(PRACTICES.ID.eq(id.value)).awaitFirstOrNull() != null
 
-  override fun save(aggregate: Practice) {
+  override suspend fun save(aggregate: Practice) {
     val now = LocalDateTime.now(clock)
     val json = JSONB.valueOf(Json.encodeToString(aggregate))
 
@@ -63,6 +65,7 @@ class JooqPracticeAggregateRepository(
       .set(PRACTICES.AGGREGATE, PRACTICES.AGGREGATE.asExcluded())
       .set(PRACTICES.REVISION, PRACTICES.REVISION.add(1))
       .set(PRACTICES.UPDATED_AT, now)
-      .execute()
+      .returning()
+      .awaitFirst()
   }
 }
diff --git a/...cheduling/src/main/kotlin/com/acme/scheduling/data/JooqPractitionerAggregateRepository.kt b/...cheduling/src/main/kotlin/com/acme/scheduling/data/JooqPractitionerAggregateRepository.kt
@@ -6,6 +6,8 @@ import com.acme.core.PersistenceMetaData
 import com.acme.jooq.asExcluded
 import com.acme.scheduling.Practitioner
 import com.acme.sql.scheduling.tables.Practitioners.Companion.PRACTITIONERS
+import kotlinx.coroutines.reactive.awaitFirst
+import kotlinx.coroutines.reactive.awaitFirstOrNull
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
 import org.jooq.DSLContext
@@ -18,10 +20,10 @@ class JooqPractitionerAggregateRepository(
   private val clock: Clock = Clock.systemUTC()
 ) : AggregateRepository<Practitioner, Practitioner.Id> {
 
-  override fun find(id: Practitioner.Id): PersistedAggregate<Practitioner>? =
+  override suspend fun find(id: Practitioner.Id): PersistedAggregate<Practitioner>? =
     dsl.selectFrom(PRACTITIONERS)
       .where(PRACTITIONERS.ID.eq(id.value))
-      .fetchOne {
+      .awaitFirstOrNull()?.let {
         PersistedAggregate(
           aggregate = Json.decodeFromString(it.aggregate!!.data()),
           metaData = PersistenceMetaData(
@@ -32,15 +34,16 @@ class JooqPractitionerAggregateRepository(
         )
       }
 
-  override fun get(id: Practitioner.Id): PersistedAggregate<Practitioner> = getOrThrow(id) { NoSuchElementException() }
+  override suspend fun get(id: Practitioner.Id): PersistedAggregate<Practitioner> =
+    getOrThrow(id) { NoSuchElementException() }
 
-  override fun getOrThrow(id: Practitioner.Id, block: () -> Throwable): PersistedAggregate<Practitioner> =
+  override suspend fun getOrThrow(id: Practitioner.Id, block: () -> Throwable): PersistedAggregate<Practitioner> =
     find(id) ?: throw block()
 
-  override fun exists(id: Practitioner.Id): Boolean =
-    dsl.fetchExists(PRACTITIONERS, PRACTITIONERS.ID.eq(id.value))
+  override suspend fun exists(id: Practitioner.Id): Boolean =
+    dsl.selectOne().from(PRACTITIONERS).where(PRACTITIONERS.ID.eq(id.value)).awaitFirstOrNull() != null
 
-  override fun save(aggregate: Practitioner) {
+  override suspend fun save(aggregate: Practitioner) {
     val now = LocalDateTime.now(clock)
     val json = JSONB.valueOf(Json.encodeToString(aggregate))
 
@@ -63,6 +66,7 @@ class JooqPractitionerAggregateRepository(
       .set(PRACTITIONERS.AGGREGATE, PRACTITIONERS.AGGREGATE.asExcluded())
       .set(PRACTITIONERS.REVISION, PRACTITIONERS.REVISION.add(1))
       .set(PRACTITIONERS.UPDATED_AT, now)
-      .execute()
+      .returning()
+      .awaitFirst()
   }
 }
diff --git a/...duling/src/test/kotlin/com/acme/scheduling/data/JooqAppointmentAggregateRepositoryTest.kt b/...duling/src/test/kotlin/com/acme/scheduling/data/JooqAppointmentAggregateRepositoryTest.kt
@@ -14,7 +14,6 @@ import java.time.LocalDateTime
 
 class JooqAppointmentAggregateRepositoryTest : ShouldSpec({
 
-  val jooq = listener(TestDatabaseListener())
   val now = LocalDateTime.now()
 
   val appointment = Appointment(
@@ -30,7 +29,7 @@ class JooqAppointmentAggregateRepositoryTest : ShouldSpec({
   )
 
   should("save new aggregate") {
-    jooq.testTransaction {
+    testTransaction {
       val time = timeFixtureFactory()
       val repo = JooqAppointmentAggregateRepository(it.dsl(), time.clock)
       repo.save(appointment)
@@ -45,7 +44,7 @@ class JooqAppointmentAggregateRepositoryTest : ShouldSpec({
   }
 
   should("update existing aggregate and increment revision") {
-    jooq.testTransaction {
+    testTransaction {
       val createTime = timeFixtureFactory()
       val createRepo = JooqAppointmentAggregateRepository(it.dsl(), createTime.clock)
       createRepo.save(appointment)
@@ -69,7 +68,7 @@ class JooqAppointmentAggregateRepositoryTest : ShouldSpec({
   }
 
   should("throw NoSuchElementException") {
-    jooq.testTransaction {
+    testTransaction {
       val repo = JooqAppointmentAggregateRepository(it.dsl())
       shouldThrow<NoSuchElementException> {
         repo.get(appointment.id)
@@ -78,7 +77,7 @@ class JooqAppointmentAggregateRepositoryTest : ShouldSpec({
   }
 
   should("throw user supplied exception") {
-    jooq.testTransaction {
+    testTransaction {
       val repo = JooqAppointmentAggregateRepository(it.dsl())
       shouldThrow<FakeException> {
         repo.getOrThrow(appointment.id) {

diff --git a/...-scheduling/src/test/kotlin/com/acme/scheduling/data/JooqClientAggregateRepositoryTest.kt b/...-scheduling/src/test/kotlin/com/acme/scheduling/data/JooqClientAggregateRepositoryTest.kt
@@ -12,8 +12,6 @@ import io.kotest.matchers.shouldBe
 
 class JooqClientAggregateRepositoryTest : ShouldSpec({
 
-  val jooq = listener(TestDatabaseListener())
-
   val client = Client(
     id = Client.Id("Client123"),
     names = setOf(
@@ -29,7 +27,7 @@ class JooqClientAggregateRepositoryTest : ShouldSpec({
   )
 
   should("should save new aggregate") {
-    jooq.testTransaction {
+    testTransaction {
       val time: TimeFixture = timeFixtureFactory()
       val repo = JooqClientAggregateRepository(it.dsl(), time.clock)
       repo.save(client)
@@ -44,7 +42,7 @@ class JooqClientAggregateRepositoryTest : ShouldSpec({
   }
 
   should("update existing aggregate and increment revision") {
-    jooq.testTransaction {
+    testTransaction {
       val createTime: TimeFixture = timeFixtureFactory()
       val createRepo = JooqClientAggregateRepository(it.dsl(), createTime.clock)
       createRepo.save(client)
@@ -63,7 +61,7 @@ class JooqClientAggregateRepositoryTest : ShouldSpec({
   }
 
   should("should throw NoSuchElementException") {
-    jooq.testTransaction {
+    testTransaction {
       val repo = JooqClientAggregateRepository(it.dsl())
       shouldThrow<NoSuchElementException> {
         repo.get(client.id)
@@ -72,7 +70,7 @@ class JooqClientAggregateRepositoryTest : ShouldSpec({
   }
 
   should("should throw user supplied exception") {
-    jooq.testTransaction {
+    testTransaction {
       val repo = JooqClientAggregateRepository(it.dsl())
       shouldThrow<FakeException> {
         repo.getOrThrow(client.id) {

diff --git a/...cheduling/src/test/kotlin/com/acme/scheduling/data/JooqPracticeAggregateRepositoryTest.kt b/...cheduling/src/test/kotlin/com/acme/scheduling/data/JooqPracticeAggregateRepositoryTest.kt
@@ -10,8 +10,6 @@ import io.kotest.matchers.shouldBe
 
 class JooqPracticeAggregateRepositoryTest : ShouldSpec({
 
-  val jooq = listener(TestDatabaseListener())
-
   val practice = Practice(
     id = Practice.Id("PracticeID"),
     name = Practice.Name("Practice & Associates"),
@@ -28,7 +26,7 @@ class JooqPracticeAggregateRepositoryTest : ShouldSpec({
   )
 
   should("save new aggregate") {
-    jooq.testTransaction {
+    testTransaction {
       val time: TimeFixture = timeFixtureFactory()
       val repo = JooqPracticeAggregateRepository(it.dsl(), time.clock)
       repo.save(practice)
@@ -43,7 +41,7 @@ class JooqPracticeAggregateRepositoryTest : ShouldSpec({
   }
 
   should("update an existing aggregate and increment revision") {
-    jooq.testTransaction {
+    testTransaction {
       val createTime = timeFixtureFactory()
       val createRepo = JooqPracticeAggregateRepository(it.dsl(), createTime.clock)
       createRepo.save(practice)
@@ -64,7 +62,7 @@ class JooqPracticeAggregateRepositoryTest : ShouldSpec({
   }
 
   should("throw NoSuchElementException") {
-    jooq.testTransaction {
+    testTransaction {
       val repo = JooqPracticeAggregateRepository(it.dsl())
       shouldThrow<NoSuchElementException> {
         repo.get(practice.id)
@@ -73,7 +71,7 @@ class JooqPracticeAggregateRepositoryTest : ShouldSpec({
   }
 
   should("throw user supplied exception") {
-    jooq.testTransaction {
+    testTransaction {
       val repo = JooqPracticeAggregateRepository(it.dsl())
       shouldThrow<FakeException> {
         repo.getOrThrow(practice.id) {