base

Documentation

Index

• func Name() string
• func NewConnector(next dosa.Connector) dosa.Connector
• type Connector
  • func (c *Connector) CanUpsertSchema(ctx context.Context, scope, namePrefix string, ed []*dosa.EntityDefinition) (int32, error)
  • func (c *Connector) CheckSchema(ctx context.Context, scope, namePrefix string, ed []*dosa.EntityDefinition) (int32, error)
  • func (c *Connector) CheckSchemaStatus(ctx context.Context, scope string, namePrefix string, version int32) (*dosa.SchemaStatus, error)
  • func (c *Connector) CreateIfNotExists(ctx context.Context, ei *dosa.EntityInfo, values map[string]dosa.FieldValue) error
  • func (c *Connector) CreateScope(ctx context.Context, md *dosa.ScopeMetadata) error
  • func (c *Connector) DropScope(ctx context.Context, scope string) error
  • func (c *Connector) GetEntitySchema(ctx context.Context, scope, namePrefix, entityName string, version int32) (*dosa.EntityDefinition, error)
  • func (c *Connector) MultiRead(ctx context.Context, ei *dosa.EntityInfo, values []map[string]dosa.FieldValue, ...) ([]*dosa.FieldValuesOrError, error)
  • func (c *Connector) MultiRemove(ctx context.Context, ei *dosa.EntityInfo, ...) ([]error, error)
  • func (c *Connector) MultiUpsert(ctx context.Context, ei *dosa.EntityInfo, values []map[string]dosa.FieldValue) ([]error, error)
  • func (c *Connector) Range(ctx context.Context, ei *dosa.EntityInfo, ...) ([]map[string]dosa.FieldValue, string, error)
  • func (c *Connector) Read(ctx context.Context, ei *dosa.EntityInfo, values map[string]dosa.FieldValue, ...) (map[string]dosa.FieldValue, error)
  • func (c *Connector) Remove(ctx context.Context, ei *dosa.EntityInfo, values map[string]dosa.FieldValue) error
  • func (c *Connector) RemoveRange(ctx context.Context, ei *dosa.EntityInfo, ...) error
  • func (c *Connector) Scan(ctx context.Context, ei *dosa.EntityInfo, minimumFields []string, token string, ...) ([]map[string]dosa.FieldValue, string, error)
  • func (c *Connector) ScopeExists(ctx context.Context, scope string) (bool, error)
  • func (c *Connector) Shutdown() error
  • func (c *Connector) TruncateScope(ctx context.Context, scope string) error
  • func (c *Connector) Upsert(ctx context.Context, ei *dosa.EntityInfo, values map[string]dosa.FieldValue) error
  • func (c *Connector) UpsertSchema(ctx context.Context, scope, namePrefix string, ed []*dosa.EntityDefinition) (*dosa.SchemaStatus, error)
• type ErrNoMoreConnector
  • func NewErrNoMoreConnector() ErrNoMoreConnector
  • func (e ErrNoMoreConnector) Error() string

Functions

func Name

func Name() string

Name returns the name of the connector

func NewConnector

func NewConnector(next dosa.Connector) dosa.Connector

NewConnector creates new base Connector

Types

type Connector

type Connector struct {
	Next dosa.Connector
}

Connector always calls Next Connector in all the functions

func (*Connector) CanUpsertSchema

func (c *Connector) CanUpsertSchema(ctx context.Context, scope, namePrefix string, ed []*dosa.EntityDefinition) (int32, error)

CanUpsertSchema calls Next

func (*Connector) CheckSchema

func (c *Connector) CheckSchema(ctx context.Context, scope, namePrefix string, ed []*dosa.EntityDefinition) (int32, error)

CheckSchema calls Next

func (*Connector) CheckSchemaStatus

func (c *Connector) CheckSchemaStatus(ctx context.Context, scope string, namePrefix string, version int32) (*dosa.SchemaStatus, error)

CheckSchemaStatus calls Next

func (*Connector) CreateIfNotExists

func (c *Connector) CreateIfNotExists(ctx context.Context, ei *dosa.EntityInfo, values map[string]dosa.FieldValue) error

CreateIfNotExists calls Next

func (*Connector) CreateScope

func (c *Connector) CreateScope(ctx context.Context, md *dosa.ScopeMetadata) error

CreateScope calls Next

func (*Connector) DropScope

func (c *Connector) DropScope(ctx context.Context, scope string) error

DropScope calls Next

func (*Connector) GetEntitySchema

func (c *Connector) GetEntitySchema(ctx context.Context, scope, namePrefix, entityName string, version int32) (*dosa.EntityDefinition, error)

GetEntitySchema calls next

func (*Connector) MultiRead

func (c *Connector) MultiRead(ctx context.Context, ei *dosa.EntityInfo, values []map[string]dosa.FieldValue, minimumFields []string) ([]*dosa.FieldValuesOrError, error)

MultiRead calls Next

func (*Connector) MultiRemove

func (c *Connector) MultiRemove(ctx context.Context, ei *dosa.EntityInfo, multiValues []map[string]dosa.FieldValue) ([]error, error)

MultiRemove calls Next

func (*Connector) MultiUpsert

func (c *Connector) MultiUpsert(ctx context.Context, ei *dosa.EntityInfo, values []map[string]dosa.FieldValue) ([]error, error)

MultiUpsert calls Next

func (*Connector) Range

func (c *Connector) Range(ctx context.Context, ei *dosa.EntityInfo, columnConditions map[string][]*dosa.Condition, minimumFields []string, token string, limit int) ([]map[string]dosa.FieldValue, string, error)

Range calls Next

func (*Connector) Read

func (c *Connector) Read(ctx context.Context, ei *dosa.EntityInfo, values map[string]dosa.FieldValue, minimumFields []string) (map[string]dosa.FieldValue, error)

Read calls Next

func (*Connector) Remove

func (c *Connector) Remove(ctx context.Context, ei *dosa.EntityInfo, values map[string]dosa.FieldValue) error

Remove calls Next

func (*Connector) RemoveRange

func (c *Connector) RemoveRange(ctx context.Context, ei *dosa.EntityInfo, columnConditions map[string][]*dosa.Condition) error

RemoveRange calls Next.

func (*Connector) Scan

func (c *Connector) Scan(ctx context.Context, ei *dosa.EntityInfo, minimumFields []string, token string, limit int) ([]map[string]dosa.FieldValue, string, error)

Scan calls Next

func (*Connector) ScopeExists

func (c *Connector) ScopeExists(ctx context.Context, scope string) (bool, error)

ScopeExists calls Next

func (*Connector) Shutdown

func (c *Connector) Shutdown() error

Shutdown always returns nil

func (*Connector) TruncateScope

func (c *Connector) TruncateScope(ctx context.Context, scope string) error

TruncateScope calls Next

func (*Connector) Upsert

func (c *Connector) Upsert(ctx context.Context, ei *dosa.EntityInfo, values map[string]dosa.FieldValue) error

Upsert calls Next

func (*Connector) UpsertSchema

func (c *Connector) UpsertSchema(ctx context.Context, scope, namePrefix string, ed []*dosa.EntityDefinition) (*dosa.SchemaStatus, error)

UpsertSchema calls Next

type ErrNoMoreConnector

type ErrNoMoreConnector struct {
}

ErrNoMoreConnector is used when there is no more next connector

func NewErrNoMoreConnector

func NewErrNoMoreConnector() ErrNoMoreConnector

NewErrNoMoreConnector prints the call stack and constructs a new ErrNoMoreConnector.

func (ErrNoMoreConnector) Error

func (e ErrNoMoreConnector) Error() string

Error satisfies the error interface.