// 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 com.saasovation.agilepm.domain.model.team.ProductOwner;
import com.saasovation.agilepm.domain.model.team.ProductOwnerRepository;
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 LevelDBProductOwnerRepository
extends AbstractLevelDBRepository
implements ProductOwnerRepository {
private static final String PRIMARY = "PRODUCTOWNER#PK";
private static final String PRODUCT_OWNER_OF_TENANT = "PRODUCTOWNER#T";
public LevelDBProductOwnerRepository() {
super(LevelDBDatabasePath.agilePMPath());
}
@Override
public Collection<ProductOwner> allProductOwnersOfTenant(TenantId aTenantId) {
List<ProductOwner> productOwners = new ArrayList<ProductOwner>();
LevelDBKey productOwnersOfTenant = new LevelDBKey(PRODUCT_OWNER_OF_TENANT, aTenantId.id());
LevelDBUnitOfWork uow = LevelDBUnitOfWork.readOnly(this.database());
List<Object> keys = uow.readKeys(productOwnersOfTenant);
for (Object productOwnerId : keys) {
ProductOwner productOwner = uow.readObject(productOwnerId.toString().getBytes(), ProductOwner.class);
if (productOwner != null) {
productOwners.add(productOwner);
}
}
return productOwners;
}
@Override
public ProductOwner productOwnerOfIdentity(TenantId aTenantId, String aUsername) {
LevelDBKey primaryKey = new LevelDBKey(PRIMARY, aTenantId.id(), aUsername);
ProductOwner productOwner =
LevelDBUnitOfWork.readOnly(this.database())
.readObject(primaryKey.key().getBytes(), ProductOwner.class);
return productOwner;
}
@Override
public void remove(ProductOwner aProductOwner) {
LevelDBKey lockKey = new LevelDBKey(PRIMARY, aProductOwner.tenantId().id());
LevelDBUnitOfWork uow = LevelDBUnitOfWork.current();
uow.lock(lockKey.key());
this.remove(aProductOwner, uow);
}
@Override
public void removeAll(Collection<ProductOwner> aProductOwnerCollection) {
boolean locked = false;
LevelDBUnitOfWork uow = LevelDBUnitOfWork.current();
for (ProductOwner productOwner : aProductOwnerCollection) {
if (!locked) {
LevelDBKey lockKey = new LevelDBKey(PRIMARY, productOwner.tenantId().id());
uow.lock(lockKey.key());
locked = true;
}
this.remove(productOwner, uow);
}
}
@Override
public void save(ProductOwner aProductOwner) {
LevelDBKey lockKey = new LevelDBKey(PRIMARY, aProductOwner.tenantId().id());
LevelDBUnitOfWork uow = LevelDBUnitOfWork.current();
uow.lock(lockKey.key());
this.save(aProductOwner, uow);
}
@Override
public void saveAll(Collection<ProductOwner> aProductOwnerCollection) {
boolean locked = false;
LevelDBUnitOfWork uow = LevelDBUnitOfWork.current();
for (ProductOwner productOwner : aProductOwnerCollection) {
if (!locked) {
LevelDBKey lockKey = new LevelDBKey(PRIMARY, productOwner.tenantId().id());
uow.lock(lockKey.key());
locked = true;
}
this.save(productOwner, uow);
}
}
private void remove(ProductOwner aProductOwner, LevelDBUnitOfWork aUoW) {
LevelDBKey primaryKey = new LevelDBKey(PRIMARY, aProductOwner.tenantId().id(), aProductOwner.username());
aUoW.remove(primaryKey);
LevelDBKey teamMemberOfTenant = new LevelDBKey(primaryKey, PRODUCT_OWNER_OF_TENANT, aProductOwner.tenantId().id());
aUoW.removeKeyReference(teamMemberOfTenant);
}
private void save(ProductOwner aProductOwner, LevelDBUnitOfWork aUoW) {
LevelDBKey primaryKey = new LevelDBKey(PRIMARY, aProductOwner.tenantId().id(), aProductOwner.username());
aUoW.write(primaryKey, aProductOwner);
LevelDBKey productOwnersOfTenant = new LevelDBKey(primaryKey, PRODUCT_OWNER_OF_TENANT, aProductOwner.tenantId().id());
aUoW.updateKeyReference(productOwnersOfTenant);
}
}