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repository_key-value.mustache
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repository_key-value.mustache
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/*
* Copyright (c) 2021 Otávio Santana and others
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Apache License v2.0 which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Apache License v2.0 is available at http://www.opensource.org/licenses/apache2.0.php.
*
* You may elect to redistribute this code under either of these licenses.
*
* Contributors:
*
* Otavio Santana
*/
package {{package}};
import org.eclipse.jnosql.lite.mapping.metadata.LiteEntitiesMetadata;
import org.eclipse.jnosql.mapping.metadata.EntitiesMetadata;
import org.eclipse.jnosql.mapping.metadata.EntityMetadata;
import org.eclipse.jnosql.mapping.metadata.FieldMetadata;
import jakarta.data.Order;
import jakarta.data.page.Page;
import jakarta.data.page.PageRequest;
import jakarta.enterprise.context.ApplicationScoped;
import jakarta.enterprise.inject.Default;
import jakarta.inject.Inject;
import org.eclipse.jnosql.mapping.keyvalue.KeyValueTemplate;
import org.eclipse.jnosql.mapping.Database;
import org.eclipse.jnosql.mapping.DatabaseType;
import javax.annotation.processing.Generated;
import java.util.List;
import java.util.Objects;
import java.util.Optional;
import java.util.stream.Stream;
import java.util.stream.StreamSupport;
import static java.util.Objects.requireNonNull;
import static java.util.stream.StreamSupport.stream;
import static org.eclipse.jnosql.mapping.IdNotFoundException.KEY_NOT_FOUND_EXCEPTION_SUPPLIER;
@ApplicationScoped
@Default
@Database(value = DatabaseType.KEY_VALUE)
@Generated(value = "JNoSQL Lite KeyValue Repository Generator", date = "{{now}}")
public class {{className}} implements {{repository}} {
private final KeyValueTemplate template;
private final EntityMetadata metadata;
@Inject
public {{className}}(KeyValueTemplate template) {
this.template = Objects.requireNonNull(template, "template is required");
EntitiesMetadata entities = LiteEntitiesMetadata.INSTANCE;
this.metadata = entities.get({{entityType}}.class);
}
public {{className}}() {
this.template = null;
this.metadata = null;
}
EntityMetadata entityMetadata(){
return metadata;
}
@Override
public <S extends {{entityType}}> S save(S entity) {
requireNonNull(entity, "entity is required");
this.template.put(entity);
return entity;
}
@Override
public <S extends {{entityType}}> List<S> saveAll(List<S> entities) {
requireNonNull(entities, "entities is required");
return java.util.stream.StreamSupport.stream(this.template.insert(entities).spliterator(), false).toList();
}
@Override
public void deleteById({{keyType}} id) {
requireNonNull(id, "id is required");
this.template.delete(id);
}
public void deleteByIdIn(Iterable<{{keyType}}> ids) {
requireNonNull(ids, "ids is required");
this.template.delete(ids);
}
@Override
public Optional<{{entityType}}> findById({{keyType}} id) {
requireNonNull(id, "id is required");
return this.template.get(id, {{entityType}}.class);
}
public Stream<{{entityType}}> findByIdIn(Iterable<{{keyType}}> ids) {
requireNonNull(ids, "ids is required");
return StreamSupport.stream(ids.spliterator(), false)
.map(id -> this.template.get(id, {{entityType}}.class))
.filter(Optional::isPresent)
.flatMap(Optional::stream)
.map({{entityType}}.class::cast)
.filter(Objects::nonNull);
}
public boolean existsById({{keyType}} id) {
requireNonNull(id, "id is required");
return this.template.get(id, {{entityType}}.class).isPresent();
}
public long countBy() {
throw new UnsupportedOperationException("Key-Value repository does not support count method");
}
public Page<{{entityType}}> findAll(PageRequest pageRequest, Order<{{entityType}}> order) {
throw new UnsupportedOperationException("Key-Value repository does not support findAll method");
}
@Override
public Stream<{{entityType}}> findAll() {
throw new UnsupportedOperationException("Key-Value repository does not support findAll method");
}
{{#element.isNoSQLRepository}}
@Override
public void deleteAll() {
throw new UnsupportedOperationException("Key-Value repository does not support deleteAll method");
}
{{/element.isNoSQLRepository}}
@Override
public void deleteAll(List<? extends {{entityType}}> entities) {
Objects.requireNonNull(entities, "entities is required");
entities.forEach(this::delete);
}
@Override
public void delete({{entityType}} entity) {
Objects.requireNonNull(entity, "entity is required");
Object id = getIdField().read(entity);
this.deleteById(({{keyType}}) id);
}
public <S extends {{entityType}}> S insert(S entity) {
Objects.requireNonNull(entity, "entity is required");
return this.template.put(entity);
}
public <S extends {{entityType}}> List<S> insertAll(List<S> entities) {
Objects.requireNonNull(entities, "entities is required");
return StreamSupport.stream(this.template.put(entities).spliterator(), false).toList();
}
public {{entityType}} update({{entityType}} entity) {
Objects.requireNonNull(entity, "entity is required");
return this.template.put(entity);
}
public <S extends {{entityType}}> List<S> updateAll(List<S> entities) {
Objects.requireNonNull(entities, "entities is required");
return StreamSupport.stream(this.template.put(entities).spliterator(), false).toList();
}
private FieldMetadata getIdField() {
return entityMetadata().id().orElseThrow(KEY_NOT_FOUND_EXCEPTION_SUPPLIER);
}
{{#methods}}
@Override
public {{{returnType}}} {{methodName}}({{{parametersSignature}}}) {
{{#parameters}}
requireNonNull({{name}}, "{{name}} is required");
{{/parameters}}
{{#sourceCode}}
{{{.}}};
{{/sourceCode}}
{{#hasReturn}}
return {{{returnValue}}};
{{/hasReturn}}
}
{{/methods}}
}