// Copyright 2012,2013 Vaughn Vernon
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.saasovation.agilepm.port.adapter.persistence;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.UUID;
import com.saasovation.agilepm.domain.model.product.ProductId;
import com.saasovation.agilepm.domain.model.product.sprint.Sprint;
import com.saasovation.agilepm.domain.model.product.sprint.SprintId;
import com.saasovation.agilepm.domain.model.product.sprint.SprintRepository;
import com.saasovation.agilepm.domain.model.tenant.TenantId;
import com.saasovation.common.port.adapter.persistence.leveldb.AbstractLevelDBRepository;
import com.saasovation.common.port.adapter.persistence.leveldb.LevelDBKey;
import com.saasovation.common.port.adapter.persistence.leveldb.LevelDBUnitOfWork;
public class LevelDBSprintRepository
extends AbstractLevelDBRepository
implements SprintRepository {
private static final String PRIMARY = "SPRINT#PK";
private static final String PRODUCT_RELEASES = "SPRINT#PR";
public LevelDBSprintRepository() {
super(LevelDBDatabasePath.agilePMPath());
}
@Override
public Collection<Sprint> allProductSprints(TenantId aTenantId, ProductId aProductId) {
List<Sprint> sprints = new ArrayList<Sprint>();
LevelDBKey productSprints = new LevelDBKey(PRODUCT_RELEASES, aTenantId.id(), aProductId.id());
LevelDBUnitOfWork uow = LevelDBUnitOfWork.readOnly(this.database());
List<Object> keys = uow.readKeys(productSprints);
for (Object sprintId : keys) {
Sprint sprint = uow.readObject(sprintId.toString().getBytes(), Sprint.class);
if (sprint != null) {
sprints.add(sprint);
}
}
return sprints;
}
@Override
public SprintId nextIdentity() {
return new SprintId(UUID.randomUUID().toString().toUpperCase());
}
@Override
public Sprint sprintOfId(TenantId aTenantId, SprintId aSprintId) {
LevelDBKey primaryKey = new LevelDBKey(PRIMARY, aTenantId.id(), aSprintId.id());
Sprint sprint =
LevelDBUnitOfWork.readOnly(this.database())
.readObject(primaryKey.key().getBytes(), Sprint.class);
return sprint;
}
@Override
public void remove(Sprint aSprint) {
LevelDBKey lockKey = new LevelDBKey(PRIMARY, aSprint.tenantId().id());
LevelDBUnitOfWork uow = LevelDBUnitOfWork.current();
uow.lock(lockKey.key());
this.remove(aSprint, uow);
}
@Override
public void removeAll(Collection<Sprint> aSprintCollection) {
boolean locked = false;
LevelDBUnitOfWork uow = LevelDBUnitOfWork.current();
for (Sprint sprint : aSprintCollection) {
if (!locked) {
LevelDBKey lockKey = new LevelDBKey(PRIMARY, sprint.tenantId().id());
uow.lock(lockKey.key());
locked = true;
}
this.remove(sprint, uow);
}
}
@Override
public void save(Sprint aSprint) {
LevelDBKey lockKey = new LevelDBKey(PRIMARY, aSprint.tenantId().id());
LevelDBUnitOfWork uow = LevelDBUnitOfWork.current();
uow.lock(lockKey.key());
this.save(aSprint, uow);
}
@Override
public void saveAll(Collection<Sprint> aSprintCollection) {
boolean locked = false;
LevelDBUnitOfWork uow = LevelDBUnitOfWork.current();
for (Sprint sprint : aSprintCollection) {
if (!locked) {
LevelDBKey lockKey = new LevelDBKey(PRIMARY, sprint.tenantId().id());
uow.lock(lockKey.key());
locked = true;
}
this.save(sprint, uow);
}
}
private void remove(Sprint aSprint, LevelDBUnitOfWork aUoW) {
LevelDBKey primaryKey = new LevelDBKey(PRIMARY, aSprint.tenantId().id(), aSprint.sprintId().id());
aUoW.remove(primaryKey);
LevelDBKey productSprints = new LevelDBKey(primaryKey, PRODUCT_RELEASES, aSprint.tenantId().id(), aSprint.productId().id());
aUoW.removeKeyReference(productSprints);
}
private void save(Sprint aSprint, LevelDBUnitOfWork aUoW) {
LevelDBKey primaryKey = new LevelDBKey(PRIMARY, aSprint.tenantId().id(), aSprint.sprintId().id());
aUoW.write(primaryKey, aSprint);
LevelDBKey productSprints = new LevelDBKey(primaryKey, PRODUCT_RELEASES, aSprint.tenantId().id(), aSprint.productId().id());
aUoW.updateKeyReference(productSprints);
}
}