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repository_semi_structure.mustache
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repository_semi_structure.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 jakarta.data.Sort;
import jakarta.data.page.Page;
import jakarta.data.page.PageRequest;
import org.eclipse.jnosql.communication.semistructured.SelectQuery;
import org.eclipse.jnosql.lite.mapping.metadata.LiteEntitiesMetadata;
import org.eclipse.jnosql.mapping.core.NoSQLPage;
import org.eclipse.jnosql.mapping.document.DocumentTemplate;
import org.eclipse.jnosql.mapping.metadata.EntitiesMetadata;
import org.eclipse.jnosql.mapping.metadata.EntityMetadata;
import org.eclipse.jnosql.mapping.metadata.FieldMetadata;
import org.eclipse.jnosql.mapping.semistructured.MappingQuery;
import javax.annotation.processing.Generated;
import java.util.List;
import java.util.Objects;
import java.util.Optional;
import java.util.function.Function;
import java.util.stream.Stream;
import java.util.stream.StreamSupport;
import org.eclipse.jnosql.mapping.Database;
import org.eclipse.jnosql.mapping.DatabaseType;
import static java.util.Objects.nonNull;
import static java.util.Objects.requireNonNull;
import static java.util.stream.Collectors.toList;
import static java.util.stream.StreamSupport.stream;
import static org.eclipse.jnosql.mapping.IdNotFoundException.KEY_NOT_FOUND_EXCEPTION_SUPPLIER;
@Generated(value= "JNoSQL Lite {{providerType}} Repository Generator", date = "{{now}}")
@jakarta.enterprise.context.ApplicationScoped
@jakarta.enterprise.inject.Default
@Database(value = DatabaseType.{{providerType}})
public class {{className}} implements {{repository}} {
{{^methods.isEmpty}}
private static final org.eclipse.jnosql.communication.semistructured.SelectQueryParser SELECT_PARSER =
new org.eclipse.jnosql.communication.semistructured.SelectQueryParser();
private static final org.eclipse.jnosql.communication.semistructured.DeleteQueryParser DELETE_PARSER =
new org.eclipse.jnosql.communication.semistructured.DeleteQueryParser();
{{/methods.isEmpty}}
private final SemistructuredTemplate template;
private final EntityMetadata metadata;
@jakarta.inject.Inject
public {{className}}(@Database(value = DatabaseType.{{providerType}}) SemistructuredTemplate 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;
}
SemistructuredTemplate template(){
return template;
}
EntityMetadata entityMetadata(){
return metadata;
}
@Override
public <S extends {{entityType}}> S save(S entity) {
Objects.requireNonNull(entity, "Entity is required");
Object id = getIdField().read(entity);
if (nonNull(id) && existsById(({{keyType}}) id)) {
return template().update(entity);
} else {
return template().insert(entity);
}
}
@Override
public <S extends {{entityType}}> Iterable<S> saveAll(Iterable<S> entities) {
requireNonNull(entities, "entities is required");
return StreamSupport.stream(entities.spliterator(), false).map(this::save).collect(toList());
}
@Override
public void deleteById({{keyType}} id) {
requireNonNull(id, "is is required");
template().delete(getEntityClass(), id);
}
@Override
public void delete({{entityType}} entity) {
requireNonNull(entity, "entity is required");
Object id = getIdField().read(entity);
this.deleteById(({{keyType}}) id);
}
@Override
public void deleteByIdIn(Iterable<{{keyType}}> ids) {
requireNonNull(ids, "ids is required");
ids.forEach(this::deleteById);
}
@Override
public void deleteAll(Iterable<? extends {{entityType}}> entities) {
requireNonNull(entities, "entities is required");
entities.forEach(this::delete);
}
{{#element.isNoSQLRepository}}
@Override
public void deleteAll() {
template().deleteAll(getEntityClass());
}
{{/element.isNoSQLRepository}}
@Override
public Optional<{{entityType}}> findById({{keyType}} id) {
requireNonNull(id, "id is required");
return template().find(getEntityClass(), id);
}
@Override
public Stream<{{entityType}}> findByIdIn(Iterable<{{keyType}}> ids) {
requireNonNull(ids, "ids is required");
return stream(ids.spliterator(), false)
.flatMap(optionalToStream());
}
@Override
public long countBy() {
return template().count(getEntityClass());
}
@Override
public boolean existsById({{keyType}} id) {
return findById(id).isPresent();
}
@Override
public Stream<{{entityType}}> findAll() {
SelectQuery query = SelectQuery.select().from(entityMetadata().name()).build();
return template().select(query);
}
public Page<{{entityType}}> findAll(PageRequest<{{entityType}}> pageRequest) {
Objects.requireNonNull(pageRequest, "pageRequest is required");
EntityMetadata metadata = entityMetadata();
List<Sort<?>> sorts = pageRequest.sorts().stream().collect(toList());
SelectQuery query = new MappingQuery(sorts,
pageRequest.size(), NoSQLPage.skip(pageRequest), null ,metadata.name());
List<{{entityType}}> entities = template().<{{entityType}}>select(query).toList();
return NoSQLPage.of(entities, pageRequest);
}
public <S extends {{entityType}}> S insert(S entity) {
Objects.requireNonNull(entity, "entity is required");
return template().insert(entity);
}
public <S extends {{entityType}}> Iterable<S> insertAll(Iterable<S> entities) {
Objects.requireNonNull(entities, "entities is required");
return template().insert(entities);
}
public boolean update({{entityType}} entity) {
Objects.requireNonNull(entity, "entity is required");
return template().update(entity) != null;
}
public int updateAll(Iterable<{{entityType}}> entities) {
Objects.requireNonNull(entities, "entities is required");
template().update(entities);
return (int) StreamSupport.stream(entities.spliterator(), false).count();
}
{{#methods}}
@Override
public {{{returnType}}} {{methodName}}({{{parametersSignature}}}) {
{{#parameters}}
requireNonNull({{name}}, "{{name}} is required");
{{/parameters}}
{{#sourceCode}}
{{{.}}};
{{/sourceCode}}
{{#hasReturn}}
return {{{returnValue}}};
{{/hasReturn}}
}
{{/methods}}
private FieldMetadata getIdField() {
return entityMetadata().id().orElseThrow(KEY_NOT_FOUND_EXCEPTION_SUPPLIER);
}
private Function<{{keyType}}, Stream<{{entityType}}>> optionalToStream() {
return id -> {
Optional entity = this.findById(({{keyType}}) id);
return entity.stream();
};
}
private Class<{{entityType}}> getEntityClass() {
return (Class<{{entityType}}>) entityMetadata().type();
}
}