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DATACASS-825 - Implements deleteAllById(Iterable<ID> ids). #181

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DATACASS-825 - Implements deleteAllById(Iterable<ID> ids). #181

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d34fa9e
DATACASS-825 - Prepare branch
schauder Nov 11, 2020
9144a27
DATACASS-825 - Implements deleteAllById(Iterable<ID> ids).
schauder Nov 11, 2020
62d34d9
DATACASS-825 - Improving the implementations to use a single query.
schauder Nov 24, 2020
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4 changes: 2 additions & 2 deletions pom.xml
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Expand Up @@ -11,7 +11,7 @@

<groupId>org.springframework.data</groupId>
<artifactId>spring-data-cassandra-parent</artifactId>
<version>3.2.0-SNAPSHOT</version>
<version>3.2.0-DATACASS-825-SNAPSHOT</version>
<packaging>pom</packaging>

<name>Spring Data for Apache Cassandra</name>
Expand Down Expand Up @@ -98,7 +98,7 @@
<hppc.version>0.5.4</hppc.version>
<multithreadedtc.version>1.01</multithreadedtc.version>
<project.type>multi</project.type>
<springdata.commons>2.5.0-SNAPSHOT</springdata.commons>
<springdata.commons>2.4.0-DATACMNS-800-SNAPSHOT</springdata.commons>
</properties>

<repositories>
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2 changes: 1 addition & 1 deletion spring-data-cassandra-distribution/pom.xml
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Expand Up @@ -8,7 +8,7 @@
<parent>
<groupId>org.springframework.data</groupId>
<artifactId>spring-data-cassandra-parent</artifactId>
<version>3.2.0-SNAPSHOT</version>
<version>3.2.0-DATACASS-825-SNAPSHOT</version>
<relativePath>../pom.xml</relativePath>
</parent>

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2 changes: 1 addition & 1 deletion spring-data-cassandra/pom.xml
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Expand Up @@ -8,7 +8,7 @@
<parent>
<groupId>org.springframework.data</groupId>
<artifactId>spring-data-cassandra-parent</artifactId>
<version>3.2.0-SNAPSHOT</version>
<version>3.2.0-DATACASS-825-SNAPSHOT</version>
<relativePath>../pom.xml</relativePath>
</parent>

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9 changes: 9 additions & 0 deletions ...java/org/springframework/data/cassandra/repository/support/SimpleCassandraRepository.java
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Expand Up @@ -44,6 +44,7 @@
* @author Matthew T. Adams
* @author Mark Paluch
* @author John Blum
* @author Jens Schauder
* @see org.springframework.data.cassandra.repository.CassandraRepository
*/
public class SimpleCassandraRepository<T, ID> implements CassandraRepository<T, ID> {
Expand Down Expand Up @@ -247,6 +248,14 @@ public void deleteAll(Iterable<? extends T> entities) {
entities.forEach(this.operations::delete);
}

@Override
public void deleteAllById(Iterable<? extends ID> ids) {

Assert.notNull(ids, "The given Iterable of ids must not be null");

ids.forEach(id -> operations.deleteById(id, entityInformation.getJavaType()));
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We should use the same semantics as with findAllById(…) regarding the query mechanism to avoid individual database queries for each ID.

}

/* (non-Javadoc)
* @see org.springframework.data.repository.CrudRepository#deleteAll()
*/
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9 changes: 9 additions & 0 deletions .../springframework/data/cassandra/repository/support/SimpleReactiveCassandraRepository.java
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Expand Up @@ -40,6 +40,7 @@
*
* @author Mark Paluch
* @author Christoph Strobl
* @author Jens Schauder
* @since 2.0
*/
public class SimpleReactiveCassandraRepository<T, ID> implements ReactiveCassandraRepository<T, ID> {
Expand Down Expand Up @@ -304,6 +305,14 @@ public Mono<Void> deleteAll(Iterable<? extends T> entities) {
return Flux.fromIterable(entities).flatMap(this.operations::delete).then();
}

@Override
public Mono<Void> deleteAllById(Iterable<? extends ID> ids) {

Assert.notNull(ids, "The given Iterable of entities must not be null");

return Flux.fromIterable(ids).flatMap(this::deleteById).then();
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We should use the same semantics as with findAllById(…) regarding the query mechanism to avoid individual database queries for each ID.

}

/* (non-Javadoc)
* @see org.springframework.data.repository.reactive.ReactiveCrudRepository#deleteAll(org.reactivestreams.Publisher)
*/
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24 changes: 18 additions & 6 deletions ...ramework/data/cassandra/repository/support/SimpleCassandraRepositoryIntegrationTests.java
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Expand Up @@ -15,6 +15,7 @@
*/
package org.springframework.data.cassandra.repository.support;

import static java.util.Arrays.*;
import static org.assertj.core.api.Assertions.*;
import static org.junit.Assume.*;

Expand Down Expand Up @@ -62,6 +63,7 @@
* Integration tests for {@link SimpleCassandraRepository}.
*
* @author Mark Paluch
* @author Jens Schauder
*/
@SpringJUnitConfig
public class SimpleCassandraRepositoryIntegrationTests extends IntegrationTestsSupport
Expand Down Expand Up @@ -125,7 +127,7 @@ void setUp() {
carter = new User("49", "Carter", "Beauford");
boyd = new User("45", "Boyd", "Tinsley");

repository.saveAll(Arrays.asList(oliver, dave, carter, boyd));
repository.saveAll(asList(oliver, dave, carter, boyd));

eventListener.clear();
}
Expand Down Expand Up @@ -181,7 +183,7 @@ void findAllShouldReturnAllResults() {
@Test // DATACASS-396, DATACASS-416
void findAllByIterableOfIdShouldReturnResults() {

List<User> Users = repository.findAllById(Arrays.asList(dave.getId(), boyd.getId()));
List<User> Users = repository.findAllById(asList(dave.getId(), boyd.getId()));

assertThat(Users).hasSize(2);
}
Expand Down Expand Up @@ -253,7 +255,7 @@ void insertIterableOfEntitiesShouldInsertEntity() {

repository.deleteAll();

repository.insert(Arrays.asList(dave, oliver, boyd));
repository.insert(asList(dave, oliver, boyd));

assertThat(repository.count()).isEqualTo(3);
}
Expand Down Expand Up @@ -309,7 +311,7 @@ void saveIterableOfNewEntitiesShouldInsertEntity() {

repository.deleteAll();

List<User> saved = repository.saveAll(Arrays.asList(dave, oliver, boyd));
List<User> saved = repository.saveAll(asList(dave, oliver, boyd));

assertThat(saved).hasSize(3).contains(dave, oliver, boyd);

Expand All @@ -324,7 +326,7 @@ void saveIterableOfMixedEntitiesShouldInsertEntity() {
dave.setFirstname("Hello, Dave");
dave.setLastname("Bowman");

List<User> saved = repository.saveAll(Arrays.asList(User, dave));
List<User> saved = repository.saveAll(asList(User, dave));

assertThat(saved).hasSize(2);

Expand Down Expand Up @@ -355,6 +357,16 @@ void deleteByIdShouldRemoveEntity() {
assertThat(loaded).isEmpty();
}

@Test // DATACASS-825
void deleteAllByIdShouldRemoveEntity() {

repository.deleteAllById(asList(dave.getId()));

Optional<User> loaded = repository.findById(dave.getId());

assertThat(loaded).isEmpty();
}

@Test // DATACASS-396
void deleteShouldRemoveEntity() {

Expand All @@ -368,7 +380,7 @@ void deleteShouldRemoveEntity() {
@Test // DATACASS-396
void deleteIterableOfEntitiesShouldRemoveEntities() {

repository.deleteAll(Arrays.asList(dave, boyd));
repository.deleteAll(asList(dave, boyd));

Optional<User> loaded = repository.findById(boyd.getId());

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13 changes: 13 additions & 0 deletions .../data/cassandra/repository/support/SimpleReactiveCassandraRepositoryIntegrationTests.java
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Expand Up @@ -15,6 +15,7 @@
*/
package org.springframework.data.cassandra.repository.support;

import static org.apache.tinkerpop.gremlin.util.iterator.IteratorUtils.*;
import static org.assertj.core.api.Assertions.*;
import static org.junit.Assume.*;

Expand Down Expand Up @@ -59,6 +60,7 @@
*
* @author Mark Paluch
* @author Christoph Strobl
* @author Jens Schauder
*/
@SpringJUnitConfig
public class SimpleReactiveCassandraRepositoryIntegrationTests extends IntegrationTestsSupport
Expand Down Expand Up @@ -391,6 +393,17 @@ void deleteByIdUsingMonoShouldRemoveEntity() {
repository.existsById(dave.getId()).as(StepVerifier::create).expectNext(false).verifyComplete();
}

@Test // DATACASS-825
void deleteAllByIdRemovesEntities() {

insertTestData();

repository.deleteAllById(Arrays.asList(dave.getId(), carter.getId())).as(StepVerifier::create).verifyComplete();

repository.existsById(dave.getId()).as(StepVerifier::create).expectNext(false).verifyComplete();
repository.existsById(carter.getId()).as(StepVerifier::create).expectNext(false).verifyComplete();
}

@Test // DATACASS-462
void deleteByIdUsingFluxShouldRemoveFirstEntity() {

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