1package pgproto3 2 3import ( 4 "encoding/json" 5) 6 7type EmptyQueryResponse struct{} 8 9// Backend identifies this message as sendable by the PostgreSQL backend. 10func (*EmptyQueryResponse) Backend() {} 11 12// Decode decodes src into dst. src must contain the complete message with the exception of the initial 1 byte message 13// type identifier and 4 byte message length. 14func (dst *EmptyQueryResponse) Decode(src []byte) error { 15 if len(src) != 0 { 16 return &invalidMessageLenErr{messageType: "EmptyQueryResponse", expectedLen: 0, actualLen: len(src)} 17 } 18 19 return nil 20} 21 22// Encode encodes src into dst. dst will include the 1 byte message type identifier and the 4 byte message length. 23func (src *EmptyQueryResponse) Encode(dst []byte) []byte { 24 return append(dst, 'I', 0, 0, 0, 4) 25} 26 27// MarshalJSON implements encoding/json.Marshaler. 28func (src EmptyQueryResponse) MarshalJSON() ([]byte, error) { 29 return json.Marshal(struct { 30 Type string 31 }{ 32 Type: "EmptyQueryResponse", 33 }) 34} 35