types.go

package rpc

import (
	"context"
)

// API describes the set of methods offered over the RPC interface
type API struct {
	Namespace string      // namespace under which the rpc methods of Service are exposed
	Version   string      // api version for DApp's
	Service   interface{} // receiver instance which holds the methods
	Public    bool        // indication if the methods must be considered safe for public use
}

// ServerCodec implements reading, parsing and writing RPC messages for the server side of
// a RPC session. Implementations must be go-routine safe since the codec can be called in
// multiple go-routines concurrently.
type ServerCodec interface {
	readBatch() (msgs []*jsonrpcMessage, isBatch bool, err error)
	close()
	jsonWriter
}

// jsonWriter can write JSON messages to its underlying connection.
// Implementations must be safe for concurrent use.
type jsonWriter interface {
	writeJSON(context.Context, interface{}) error
	// Closed returns a channel which is closed when the connection is closed.
	closed() <-chan interface{}
	// RemoteAddr returns the peer address of the connection.
	remoteAddr() string
}

type ContextKey struct {
	Key string
}