db

Documentation

Index

• type DBApi
  • func DbInit() DBApi
• type DBClient
  • func (this *DBClient) Del(key string) error
  • func (this *DBClient) Get(key string) (string, error)
  • func (this *DBClient) GetWithChild(key string) ([]KeyValue, error)
  • func (this *DBClient) KeepLease(leaseID int64) error
  • func (this *DBClient) NewLeaseID(ttl int64) (int64, error)
  • func (this *DBClient) Put(key string, value string) error
  • func (this *DBClient) PutWithLease(key string, value string, leaseID int64) error
  • func (this *DBClient) PutWithTTL(key string, value string, ttl int) error
  • func (this *DBClient) Watch(key string) <-chan WatchEvent
• type EVENT_TYPE
• type KeyValue
• type WatchEvent

Types

type DBApi

type DBApi interface {
	NewLeaseID(ttl int64) (int64, error)
	KeepLease(leaseID int64) error
	PutWithLease(key string, value string, leaseID int64) error
	Put(key string, value string) error
	PutWithTTL(key string, value string, ttl int) error
	Get(key string) (string, error)
	GetWithChild(key string) ([]KeyValue, error)
	Del(key string) error
	Watch(key string) <-chan WatchEvent
}

var DB DBApi

func DbInit

func DbInit() DBApi

type DBClient

type DBClient struct {
	// contains filtered or unexported fields
}

func (*DBClient) Del

func (this *DBClient) Del(key string) error

func (*DBClient) Get

func (this *DBClient) Get(key string) (string, error)

func (*DBClient) GetWithChild

func (this *DBClient) GetWithChild(key string) ([]KeyValue, error)

func (*DBClient) KeepLease

func (this *DBClient) KeepLease(leaseID int64) error

func (*DBClient) NewLeaseID

func (this *DBClient) NewLeaseID(ttl int64) (int64, error)

func (*DBClient) Put

func (this *DBClient) Put(key string, value string) error

func (*DBClient) PutWithLease

func (this *DBClient) PutWithLease(key string, value string, leaseID int64) error

func (*DBClient) PutWithTTL

func (this *DBClient) PutWithTTL(key string, value string, ttl int) error

func (*DBClient) Watch

func (this *DBClient) Watch(key string) <-chan WatchEvent

type EVENT_TYPE

type EVENT_TYPE int

const (
	EVENT_ADD EVENT_TYPE
	EVENT_UPDATE
	EVENT_DELETE
	EVENT_EXPIRE
)

type KeyValue

type KeyValue struct {
	Key   string
	Value string
}

type WatchEvent

type WatchEvent struct {
	Event EVENT_TYPE
	KeyValue
}