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mobile: better api for java users (#21580)

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* (mobile): Adds string representations for types

* mobile: better interfaces add stringer to types

Co-authored-by: sarath <sarath@melvault.com>
pull/21666/head
Marius van der Wijden 4 years ago committed by GitHub
parent 9a39c6bcb1
commit 2c097bb7a2
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GPG Key ID: 4AEE18F83AFDEB23
5 changed files with 93 additions and 0 deletions
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  1. 1
      go.mod
  2. 22
      go.sum
  3. 10
      mobile/common.go
  4. 16
      mobile/geth.go
  5. 44
      mobile/types.go

1
go.mod
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@ -60,6 +60,7 @@ require (
github.com/tyler-smith/go-bip39 v1.0.1-0.20181017060643-dbb3b84ba2ef
github.com/wsddn/go-ecdh v0.0.0-20161211032359-48726bab9208
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9
golang.org/x/mobile v0.0.0-20200801112145-973feb4309de // indirect
golang.org/x/net v0.0.0-20200822124328-c89045814202 // indirect
golang.org/x/sys v0.0.0-20200824131525-c12d262b63d8
golang.org/x/text v0.3.3

22
go.sum
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@ -20,6 +20,7 @@ github.com/Azure/go-autorest/logger v0.1.0/go.mod h1:oExouG+K6PryycPJfVSxi/koC6L
github.com/Azure/go-autorest/tracing v0.5.0 h1:TRn4WjSnkcSy5AEG3pnbtFSwNtwzjr4VYyQflFE619k=
github.com/Azure/go-autorest/tracing v0.5.0/go.mod h1:r/s2XiOKccPW3HrqB+W0TQzfbtp2fGCgRFtBroKn4Dk=
github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
github.com/BurntSushi/xgb v0.0.0-20160522181843-27f122750802/go.mod h1:IVnqGOEym/WlBOVXweHU+Q+/VP0lqqI8lqeDx9IjBqo=
github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
github.com/StackExchange/wmi v0.0.0-20180116203802-5d049714c4a6 h1:fLjPD/aNc3UIOA6tDi6QXUemppXK3P9BI7mr2hd6gx8=
github.com/StackExchange/wmi v0.0.0-20180116203802-5d049714c4a6/go.mod h1:3eOhrUMpNV+6aFIbp5/iudMxNCF27Vw2OZgy4xEx0Fg=
@ -212,11 +213,25 @@ github.com/urfave/cli v1.22.1/go.mod h1:Gos4lmkARVdJ6EkW0WaNv/tZAAMe9V7XWyB60NtX
github.com/wsddn/go-ecdh v0.0.0-20161211032359-48726bab9208 h1:1cngl9mPEoITZG8s8cVcUy5CeIBYhEESkOB7m6Gmkrk=
github.com/wsddn/go-ecdh v0.0.0-20161211032359-48726bab9208/go.mod h1:IotVbo4F+mw0EzQ08zFqg7pK3FebNXpaMsRy2RT+Ees=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9 h1:psW17arqaxU48Z5kZ0CQnkZWQJsqcURM6tKiBApRjXI=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/exp v0.0.0-20190731235908-ec7cb31e5a56/go.mod h1:JhuoJpWY28nO4Vef9tZUw9qufEGTyX1+7lmHxV5q5G4=
golang.org/x/image v0.0.0-20190227222117-0694c2d4d067/go.mod h1:kZ7UVZpmo3dzQBMxlp+ypCbDeSB+sBbTgSJuh5dn5js=
golang.org/x/image v0.0.0-20190802002840-cff245a6509b/go.mod h1:FeLwcggjj3mMvU+oOTbSwawSJRM1uh48EjtB4UJZlP0=
golang.org/x/mobile v0.0.0-20190312151609-d3739f865fa6/go.mod h1:z+o9i4GpDbdi3rU15maQ/Ox0txvL9dWGYEHz965HBQE=
golang.org/x/mobile v0.0.0-20200801112145-973feb4309de h1:OVJ6QQUBAesB8CZijKDSsXX7xYVtUhrkY0gwMfbi4p4=
golang.org/x/mobile v0.0.0-20200801112145-973feb4309de/go.mod h1:skQtrUTUwhdJvXM/2KKJzY8pDgNr9I/FOMqDVRPBUS4=
golang.org/x/mod v0.1.0/go.mod h1:0QHyrYULN0/3qlju5TqG8bIK38QM8yzMo5ekMj3DlcY=
golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
golang.org/x/mod v0.1.1-0.20191209134235-331c550502dd h1:ePuNC7PZ6O5BzgPn9bZayERXBdfZjUYoXEf5BTfDfh8=
golang.org/x/mod v0.1.1-0.20191209134235-331c550502dd/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
golang.org/x/net v0.0.0-20180906233101-161cd47e91fd/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20181011144130-49bb7cea24b1/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
golang.org/x/net v0.0.0-20190311183353-d8887717615a/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
golang.org/x/net v0.0.0-20200520004742-59133d7f0dd7/go.mod h1:qpuaurCH72eLCgpAm/N6yyVIVM9cpaDIP3A8BGJEC5A=
golang.org/x/net v0.0.0-20200813134508-3edf25e44fcc/go.mod h1:/O7V0waA8r7cgGh81Ro3o1hOxt32SMVPicZroKQ2sZA=
golang.org/x/net v0.0.0-20200822124328-c89045814202 h1:VvcQYSHwXgi7W+TpUR6A9g6Up98WAHf3f/ulnJ62IyA=
@ -224,6 +239,7 @@ golang.org/x/net v0.0.0-20200822124328-c89045814202/go.mod h1:/O7V0waA8r7cgGh81R
golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20181108010431-42b317875d0f h1:Bl/8QSvNqXvPGPGXa2z5xUTmV7VDcZyvRZ+QQXkXTZQ=
golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20180909124046-d0be0721c37e/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20181107165924-66b7b1311ac8/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@ -245,6 +261,12 @@ golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
golang.org/x/time v0.0.0-20190308202827-9d24e82272b4 h1:SvFZT6jyqRaOeXpc5h/JSfZenJ2O330aBsf7JfSUXmQ=
golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20190312151545-0bb0c0a6e846/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.0.0-20200117012304-6edc0a871e69 h1:yBHHx+XZqXJBm6Exke3N7V9gnlsyXxoCPEb1yVenjfk=
golang.org/x/tools v0.0.0-20200117012304-6edc0a871e69/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 h1:go1bK/D/BFZV2I8cIQd1NKEZ+0owSTG1fDTci4IqFcE=

10
mobile/common.go
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@ -87,6 +87,11 @@ func (h *Hash) GetHex() string {
return h.hash.Hex()
}
// String implements Stringer interface for printable representation of the hash.
func (h *Hash) String() string {
return h.GetHex()
}
// Hashes represents a slice of hashes.
type Hashes struct{ hashes []common.Hash }
@ -188,6 +193,11 @@ func (a *Address) GetHex() string {
return a.address.Hex()
}
// String returns a printable representation of the address.
func (a *Address) String() string {
return a.GetHex()
}
// Addresses represents a slice of addresses.
type Addresses struct{ addresses []common.Address }

16
mobile/geth.go
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@ -90,6 +90,22 @@ func NewNodeConfig() *NodeConfig {
return &config
}
// AddBootstrapNode adds an additional bootstrap node to the node config.
func (conf *NodeConfig) AddBootstrapNode(node *Enode) {
conf.BootstrapNodes.Append(node)
}
// EncodeJSON encodes a NodeConfig into a JSON data dump.
func (conf *NodeConfig) EncodeJSON() (string, error) {
data, err := json.Marshal(conf)
return string(data), err
}
// String returns a printable representation of the node config.
func (conf *NodeConfig) String() string {
return encodeOrError(conf)
}
// Node represents a Geth Ethereum node instance.
type Node struct {
node *node.Node

44
mobile/types.go
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@ -28,6 +28,20 @@ import (
"github.com/ethereum/go-ethereum/rlp"
)
type jsonEncoder interface {
EncodeJSON() (string, error)
}
// encodeOrError tries to encode the object into json.
// If the encoding fails the resulting error is returned.
func encodeOrError(encoder jsonEncoder) string {
enc, err := encoder.EncodeJSON()
if err != nil {
return err.Error()
}
return enc
}
// A Nonce is a 64-bit hash which proves (combined with the mix-hash) that
// a sufficient amount of computation has been carried out on a block.
type Nonce struct {
@ -44,6 +58,11 @@ func (n *Nonce) GetHex() string {
return fmt.Sprintf("0x%x", n.nonce[:])
}
// String returns a printable representation of the nonce.
func (n *Nonce) String() string {
return n.GetHex()
}
// Bloom represents a 256 bit bloom filter.
type Bloom struct {
bloom types.Bloom
@ -59,6 +78,11 @@ func (b *Bloom) GetHex() string {
return fmt.Sprintf("0x%x", b.bloom[:])
}
// String returns a printable representation of the bloom filter.
func (b *Bloom) String() string {
return b.GetHex()
}
// Header represents a block header in the Ethereum blockchain.
type Header struct {
header *types.Header
@ -97,6 +121,11 @@ func (h *Header) EncodeJSON() (string, error) {
return string(data), err
}
// String returns a printable representation of the header.
func (h *Header) String() string {
return encodeOrError(h)
}
func (h *Header) GetParentHash() *Hash { return &Hash{h.header.ParentHash} }
func (h *Header) GetUncleHash() *Hash { return &Hash{h.header.UncleHash} }
func (h *Header) GetCoinbase() *Address { return &Address{h.header.Coinbase} }
@ -168,6 +197,11 @@ func (b *Block) EncodeJSON() (string, error) {
return string(data), err
}
// String returns a printable representation of the block.
func (b *Block) String() string {
return encodeOrError(b)
}
func (b *Block) GetParentHash() *Hash { return &Hash{b.block.ParentHash()} }
func (b *Block) GetUncleHash() *Hash { return &Hash{b.block.UncleHash()} }
func (b *Block) GetCoinbase() *Address { return &Address{b.block.Coinbase()} }
@ -244,6 +278,11 @@ func (tx *Transaction) EncodeJSON() (string, error) {
return string(data), err
}
// String returns a printable representation of the transaction.
func (tx *Transaction) String() string {
return encodeOrError(tx)
}
func (tx *Transaction) GetData() []byte { return tx.tx.Data() }
func (tx *Transaction) GetGas() int64 { return int64(tx.tx.Gas()) }
func (tx *Transaction) GetGasPrice() *BigInt { return &BigInt{tx.tx.GasPrice()} }
@ -336,6 +375,11 @@ func (r *Receipt) EncodeJSON() (string, error) {
return string(data), err
}
// String returns a printable representation of the receipt.
func (r *Receipt) String() string {
return encodeOrError(r)
}
func (r *Receipt) GetStatus() int { return int(r.receipt.Status) }
func (r *Receipt) GetPostState() []byte { return r.receipt.PostState }
func (r *Receipt) GetCumulativeGasUsed() int64 { return int64(r.receipt.CumulativeGasUsed) }

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