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db.go
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db.go
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/*******************************************************************************
* Copyright 2019 VMware Inc.
*
* 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 subscription
import contract "github.com/edgexfoundry/go-mod-core-contracts/models"
// SubscriptionLoader provides functionality for obtaining Subscriptions.
type SubscriptionLoader interface {
GetSubscriptions() ([]contract.Subscription, error)
GetSubscriptionById(id string) (contract.Subscription, error)
GetSubscriptionBySlug(slug string) (contract.Subscription, error)
GetSubscriptionByCategories(categories []string) ([]contract.Subscription, error)
}
// SubscriptionWriter adds subscriptions.
type SubscriptionWriter interface {
AddSubscription(s contract.Subscription) (string, error)
}
// SubscriptionDeleter deletes subscriptions.
type SubscriptionDeleter interface {
DeleteSubscriptionById(id string) error
DeleteSubscriptionBySlug(id string) error
}
// SubscriptionUpdater updates subscriptions.
type SubscriptionUpdater interface {
UpdateSubscription(s contract.Subscription) error
SubscriptionLoader
}