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injectbase.go
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injectbase.go
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package storage
import (
"context"
"errors"
"time"
"github.com/safing/portbase/database/iterator"
"github.com/safing/portbase/database/query"
"github.com/safing/portbase/database/record"
)
var (
// ErrNotImplemented is returned when a function is not implemented by a storage.
ErrNotImplemented = errors.New("not implemented")
)
// InjectBase is a dummy base structure to reduce boilerplate code for injected storage interfaces.
type InjectBase struct{}
// Compile time interface check
var _ Interface = &InjectBase{}
// Get returns a database record.
func (i *InjectBase) Get(key string) (record.Record, error) {
return nil, ErrNotImplemented
}
// Get returns a database record.
func (i *InjectBase) GetMeta(key string) (*record.Meta, error) {
return nil, ErrNotImplemented
}
// Put stores a record in the database.
func (i *InjectBase) Put(m record.Record) (record.Record, error) {
return nil, ErrNotImplemented
}
// Delete deletes a record from the database.
func (i *InjectBase) Delete(key string) error {
return ErrNotImplemented
}
// Query returns a an iterator for the supplied query.
func (i *InjectBase) Query(q *query.Query, local, internal bool) (*iterator.Iterator, error) {
return nil, ErrNotImplemented
}
// ReadOnly returns whether the database is read only.
func (i *InjectBase) ReadOnly() bool {
return true
}
// Injected returns whether the database is injected.
func (i *InjectBase) Injected() bool {
return true
}
// MaintainRecordStates maintains records states in the database.
func (i *InjectBase) MaintainRecordStates(ctx context.Context, purgeDeletedBefore time.Time, shadowDelete bool) error {
return nil
}
// Shutdown shuts down the database.
func (i *InjectBase) Shutdown() error {
return nil
}