93 lines
2.3 KiB
Go
93 lines
2.3 KiB
Go
// Copyright 2015 The go-ethereum Authors
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// This file is part of go-ethereum.
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//
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// go-ethereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// go-ethereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with go-ethereum. If not, see <http://www.gnu.org/licenses/>.
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package api
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import (
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"github.com/ethereum/go-ethereum/eth"
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"github.com/ethereum/go-ethereum/rpc/codec"
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"github.com/ethereum/go-ethereum/rpc/shared"
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"github.com/ethereum/go-ethereum/xeth"
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)
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const (
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TxPoolApiVersion = "1.0"
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)
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var (
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// mapping between methods and handlers
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txpoolMapping = map[string]txpoolhandler{
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"txpool_status": (*txPoolApi).Status,
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}
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)
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// net callback handler
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type txpoolhandler func(*txPoolApi, *shared.Request) (interface{}, error)
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// txpool api provider
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type txPoolApi struct {
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xeth *xeth.XEth
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ethereum *eth.Ethereum
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methods map[string]txpoolhandler
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codec codec.ApiCoder
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}
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// create a new txpool api instance
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func NewTxPoolApi(xeth *xeth.XEth, eth *eth.Ethereum, coder codec.Codec) *txPoolApi {
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return &txPoolApi{
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xeth: xeth,
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ethereum: eth,
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methods: txpoolMapping,
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codec: coder.New(nil),
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}
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}
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// collection with supported methods
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func (self *txPoolApi) Methods() []string {
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methods := make([]string, len(self.methods))
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i := 0
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for k := range self.methods {
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methods[i] = k
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i++
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}
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return methods
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}
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// Execute given request
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func (self *txPoolApi) Execute(req *shared.Request) (interface{}, error) {
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if callback, ok := self.methods[req.Method]; ok {
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return callback(self, req)
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}
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return nil, shared.NewNotImplementedError(req.Method)
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}
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func (self *txPoolApi) Name() string {
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return shared.TxPoolApiName
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}
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func (self *txPoolApi) ApiVersion() string {
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return TxPoolApiVersion
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}
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func (self *txPoolApi) Status(req *shared.Request) (interface{}, error) {
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pending, queue := self.ethereum.TxPool().Stats()
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return map[string]int{
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"pending": pending,
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"queued": queue,
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}, nil
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}
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