asset

package
v0.0.11 Latest Latest
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 Go to latest Published: May 6, 2019 License: GPL-3.0 Imports: 10 Imported by: 7

Documentation

Overview

Copyright 2018 The Fractal Team Authors This file is part of the fractal project.

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>.

Index

Constants

View Source 
const MaxDescriptionLength uint64 = 255

Variables

View Source 
var (
	ErrAccountNameNull      = errors.New("account name is null")
	ErrAssetIsExist         = errors.New("asset is exist")
	ErrAssetNotExist        = errors.New("asset not exist")
	ErrOwnerMismatch        = errors.New("asset owner mismatch")
	ErrAssetNameEmpty       = errors.New("asset name is empty")
	ErrAssetObjectEmpty     = errors.New("asset object is empty")
	ErrNewAssetObject       = errors.New("create asset object input invalid")
	ErrAssetAmountZero      = errors.New("asset amount is zero")
	ErrUpperLimit           = errors.New("asset amount over the issuance limit")
	ErrDestroyLimit         = errors.New("asset destroy exceeding the lower limit")
	ErrAssetCountNotExist   = errors.New("asset total count not exist")
	ErrAssetIdInvalid       = errors.New("asset id invalid")
	ErrAssetManagerNotExist = errors.New("asset manager name not exist")
	ErrDetailTooLong        = errors.New("detail info exceed maxmium")
)

Functions

func GetAssetNameRegExp added in v0.0.9 

func GetAssetNameRegExp() *regexp.Regexp

func SetAssetMangerName added in v0.0.7 

func SetAssetMangerName(name common.Name)

SetAssetMangerName set the global asset manager name

func SetAssetNameConfig added in v0.0.7 

func SetAssetNameConfig(config *Config) bool

Types

type Asset 

type Asset struct {
	// contains filtered or unexported fields
}

func NewAsset 

func NewAsset(sdb *state.StateDB) *Asset

NewAsset New create Asset

func (*Asset) DestroyAsset added in v0.0.7 

func (a *Asset) DestroyAsset(accountName common.Name, assetId uint64, amount *big.Int) error

DestroyAsset destroy asset

func (*Asset) GetAssetAmountByTime 

func (a *Asset) GetAssetAmountByTime(assetID uint64, time uint64) (*big.Int, error)

GetAssetAmountByTime get asset amount by time

func (*Asset) GetAssetFounderById 

func (a *Asset) GetAssetFounderById(id uint64) (common.Name, error)

GetAssetFounderById get asset founder by id

func (*Asset) GetAssetIdByName 

func (a *Asset) GetAssetIdByName(assetName string) (uint64, error)

GetAssetIdByName get assset id by asset name

func (*Asset) GetAssetObjectById 

func (a *Asset) GetAssetObjectById(id uint64) (*AssetObject, error)

GetAssetObjectById get asset by asset id

func (*Asset) GetAssetObjectByName 

func (a *Asset) GetAssetObjectByName(assetName string) (*AssetObject, error)

GetAssetObjectByName get asset object by name

func (*Asset) GetAssetObjectByTime 

func (a *Asset) GetAssetObjectByTime(assetID uint64, time uint64) (*AssetObject, error)

GetAssetObjectByTime get asset object by time

func (*Asset) HasAccess added in v0.0.9 

func (a *Asset) HasAccess(assetID uint64, names ...common.Name) bool

HasAccess contract asset access

func (*Asset) IncreaseAsset 

func (a *Asset) IncreaseAsset(accountName common.Name, assetId uint64, amount *big.Int) error

IncreaseAsset increase asset, upperlimit == 0 means no upper limit

func (*Asset) InitAssetCount 

func (a *Asset) InitAssetCount()

InitAssetCount init asset count

func (*Asset) IsValidOwner added in v0.0.7 

func (a *Asset) IsValidOwner(fromName common.Name, assetName string) bool

func (*Asset) IssueAsset 

func (a *Asset) IssueAsset(assetName string, number uint64, symbol string, amount *big.Int, dec uint64, founder common.Name, owner common.Name, limit *big.Int, contract common.Name, description string) (uint64, error)

IssueAsset issue asset

func (*Asset) IssueAssetObject 

func (a *Asset) IssueAssetObject(ao *AssetObject) (uint64, error)

IssueAssetObject Issue Asset Object

func (*Asset) SetAssetNewOwner 

func (a *Asset) SetAssetNewOwner(accountName common.Name, assetId uint64, newOwner common.Name) error

SetAssetNewOwner change asset owner

func (*Asset) SetAssetObject 

func (a *Asset) SetAssetObject(ao *AssetObject) error

SetAssetObject store an asset into database

func (*Asset) UpdateAsset added in v0.0.7 

func (a *Asset) UpdateAsset(accountName common.Name, assetID uint64, founderName common.Name) error

UpdateAsset change asset info

type AssetIf 

type AssetIf interface {
	GetAssetIdByName(assetName common.Name) (uint64, error)
	GetAllAssetObject() []*AssetObject
	IssueAssetObject(ao *AssetObject) (uint64, error)
	IssueAsset(assetName common.Name, symbol string, amount *big.Int, owner common.Name) error
	IncreaseAsset(accountName common.Name, assetId uint64, amount *big.Int) error
	SetAssetNewOwner(accountName common.Name, assetId uint64, newOwner common.Name) error
}

export

type AssetObject 

type AssetObject struct {
	AssetId     uint64      `json:"assetId,omitempty"`
	Number      uint64      `json:"number,omitempty"`
	AssetName   string      `json:"assetName"`
	Symbol      string      `json:"symbol"`
	Amount      *big.Int    `json:"amount"`
	Decimals    uint64      `json:"decimals"`
	Founder     common.Name `json:"founder"`
	Owner       common.Name `json:"owner"`
	AddIssue    *big.Int    `json:"addIssue"`
	UpperLimit  *big.Int    `json:"upperLimit"`
	Contract    common.Name `json:"contract"`
	Description string      `json:"description"`
}

func NewAssetObject 

func NewAssetObject(assetName string, number uint64, symbol string, amount *big.Int, dec uint64, founder common.Name, owner common.Name, limit *big.Int, contract common.Name, description string) (*AssetObject, error)

func (*AssetObject) GetAssetAddIssue 

func (ao *AssetObject) GetAssetAddIssue() *big.Int

func (*AssetObject) GetAssetAmount 

func (ao *AssetObject) GetAssetAmount() *big.Int

func (*AssetObject) GetAssetContract added in v0.0.7 

func (ao *AssetObject) GetAssetContract() common.Name

func (*AssetObject) GetAssetDescription added in v0.0.11 

func (ao *AssetObject) GetAssetDescription() string

func (*AssetObject) GetAssetFounder 

func (ao *AssetObject) GetAssetFounder() common.Name

func (*AssetObject) GetAssetId 

func (ao *AssetObject) GetAssetId() uint64

func (*AssetObject) GetAssetName 

func (ao *AssetObject) GetAssetName() string

func (*AssetObject) GetAssetNumber added in v0.0.7 

func (ao *AssetObject) GetAssetNumber() uint64

func (*AssetObject) GetAssetOwner 

func (ao *AssetObject) GetAssetOwner() common.Name

func (*AssetObject) GetContract added in v0.0.7 

func (ao *AssetObject) GetContract() common.Name

func (*AssetObject) GetDecimals 

func (ao *AssetObject) GetDecimals() uint64

func (*AssetObject) GetSymbol 

func (ao *AssetObject) GetSymbol() string

func (*AssetObject) GetUpperLimit 

func (ao *AssetObject) GetUpperLimit() *big.Int

func (*AssetObject) SetAssetAddIssue 

func (ao *AssetObject) SetAssetAddIssue(amount *big.Int)

func (*AssetObject) SetAssetAmount 

func (ao *AssetObject) SetAssetAmount(amount *big.Int)

func (*AssetObject) SetAssetContract added in v0.0.7 

func (ao *AssetObject) SetAssetContract(contract common.Name)

func (*AssetObject) SetAssetDescription added in v0.0.11 

func (ao *AssetObject) SetAssetDescription(description string)

func (*AssetObject) SetAssetFounder 

func (ao *AssetObject) SetAssetFounder(f common.Name)

func (*AssetObject) SetAssetId 

func (ao *AssetObject) SetAssetId(assetId uint64)

func (*AssetObject) SetAssetName 

func (ao *AssetObject) SetAssetName(assetName string)

func (*AssetObject) SetAssetNumber added in v0.0.7 

func (ao *AssetObject) SetAssetNumber(number uint64)

func (*AssetObject) SetAssetOwner 

func (ao *AssetObject) SetAssetOwner(owner common.Name)

func (*AssetObject) SetDecimals 

func (ao *AssetObject) SetDecimals(dec uint64)

func (*AssetObject) SetSymbol 

func (ao *AssetObject) SetSymbol(sym string)

type Config added in v0.0.7 

type Config struct {
	AssetNameLevel     uint64 `json:"assetNameLevel"`
	AssetNameLength    uint64 `json:"assetNameLength"`
	SubAssetNameLength uint64 `json:"subAssetNameLength"`
}

Config Asset name level

func DefaultAssetNameConf added in v0.0.7 

func DefaultAssetNameConf() *Config

DefaultAssetNameConf return asset config

Source Files

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