github.com/yinchengtsinghua/golang-Eos-dpos-Ethereum@v0.0.0-20190121132951-92cc4225ed8e/mobile/interface.go (about) 1 2 //此源码被清华学神尹成大魔王专业翻译分析并修改 3 //尹成QQ77025077 4 //尹成微信18510341407 5 //尹成所在QQ群721929980 6 //尹成邮箱 yinc13@mails.tsinghua.edu.cn 7 //尹成毕业于清华大学,微软区块链领域全球最有价值专家 8 //https://mvp.microsoft.com/zh-cn/PublicProfile/4033620 9 //版权所有2016 Go Ethereum作者 10 //此文件是Go以太坊库的一部分。 11 // 12 //Go-Ethereum库是免费软件:您可以重新分发它和/或修改 13 //根据GNU发布的较低通用公共许可证的条款 14 //自由软件基金会,或者许可证的第3版,或者 15 //(由您选择)任何更高版本。 16 // 17 //Go以太坊图书馆的发行目的是希望它会有用, 18 //但没有任何保证;甚至没有 19 //适销性或特定用途的适用性。见 20 //GNU较低的通用公共许可证,了解更多详细信息。 21 // 22 //你应该收到一份GNU较低级别的公共许可证副本 23 //以及Go以太坊图书馆。如果没有,请参见<http://www.gnu.org/licenses/>。 24 25 //包含扭曲的包装,以允许跨越空接口。 26 27 package geth 28 29 import ( 30 "errors" 31 "math/big" 32 33 "github.com/ethereum/go-ethereum/common" 34 ) 35 36 //接口表示Go接口的包装版本,具有 37 //存储任意数据类型。 38 // 39 //因为在Go和Mobile之间无法转换任意性 40 //平台,我们使用显式getter和setter进行转换。那里 41 //当然,没有必要列举所有的东西,只是足以支持 42 //合同绑定需要客户端生成的代码。 43 type Interface struct { 44 object interface{} 45 } 46 47 //NewInterface创建一个新的空接口,可用于传递 48 //泛型类型。 49 func NewInterface() *Interface { 50 return new(Interface) 51 } 52 53 func (i *Interface) SetBool(b bool) { i.object = &b } 54 func (i *Interface) SetBools(bs []bool) { i.object = &bs } 55 func (i *Interface) SetString(str string) { i.object = &str } 56 func (i *Interface) SetStrings(strs *Strings) { i.object = &strs.strs } 57 func (i *Interface) SetBinary(binary []byte) { b := common.CopyBytes(binary); i.object = &b } 58 func (i *Interface) SetBinaries(binaries [][]byte) { i.object = &binaries } 59 func (i *Interface) SetAddress(address *Address) { i.object = &address.address } 60 func (i *Interface) SetAddresses(addrs *Addresses) { i.object = &addrs.addresses } 61 func (i *Interface) SetHash(hash *Hash) { i.object = &hash.hash } 62 func (i *Interface) SetHashes(hashes *Hashes) { i.object = &hashes.hashes } 63 func (i *Interface) SetInt8(n int8) { i.object = &n } 64 func (i *Interface) SetInt16(n int16) { i.object = &n } 65 func (i *Interface) SetInt32(n int32) { i.object = &n } 66 func (i *Interface) SetInt64(n int64) { i.object = &n } 67 func (i *Interface) SetUint8(bigint *BigInt) { n := uint8(bigint.bigint.Uint64()); i.object = &n } 68 func (i *Interface) SetUint16(bigint *BigInt) { n := uint16(bigint.bigint.Uint64()); i.object = &n } 69 func (i *Interface) SetUint32(bigint *BigInt) { n := uint32(bigint.bigint.Uint64()); i.object = &n } 70 func (i *Interface) SetUint64(bigint *BigInt) { n := bigint.bigint.Uint64(); i.object = &n } 71 func (i *Interface) SetBigInt(bigint *BigInt) { i.object = &bigint.bigint } 72 func (i *Interface) SetBigInts(bigints *BigInts) { i.object = &bigints.bigints } 73 74 func (i *Interface) SetDefaultBool() { i.object = new(bool) } 75 func (i *Interface) SetDefaultBools() { i.object = new([]bool) } 76 func (i *Interface) SetDefaultString() { i.object = new(string) } 77 func (i *Interface) SetDefaultStrings() { i.object = new([]string) } 78 func (i *Interface) SetDefaultBinary() { i.object = new([]byte) } 79 func (i *Interface) SetDefaultBinaries() { i.object = new([][]byte) } 80 func (i *Interface) SetDefaultAddress() { i.object = new(common.Address) } 81 func (i *Interface) SetDefaultAddresses() { i.object = new([]common.Address) } 82 func (i *Interface) SetDefaultHash() { i.object = new(common.Hash) } 83 func (i *Interface) SetDefaultHashes() { i.object = new([]common.Hash) } 84 func (i *Interface) SetDefaultInt8() { i.object = new(int8) } 85 func (i *Interface) SetDefaultInt16() { i.object = new(int16) } 86 func (i *Interface) SetDefaultInt32() { i.object = new(int32) } 87 func (i *Interface) SetDefaultInt64() { i.object = new(int64) } 88 func (i *Interface) SetDefaultUint8() { i.object = new(uint8) } 89 func (i *Interface) SetDefaultUint16() { i.object = new(uint16) } 90 func (i *Interface) SetDefaultUint32() { i.object = new(uint32) } 91 func (i *Interface) SetDefaultUint64() { i.object = new(uint64) } 92 func (i *Interface) SetDefaultBigInt() { i.object = new(*big.Int) } 93 func (i *Interface) SetDefaultBigInts() { i.object = new([]*big.Int) } 94 95 func (i *Interface) GetBool() bool { return *i.object.(*bool) } 96 func (i *Interface) GetBools() []bool { return *i.object.(*[]bool) } 97 func (i *Interface) GetString() string { return *i.object.(*string) } 98 func (i *Interface) GetStrings() *Strings { return &Strings{*i.object.(*[]string)} } 99 func (i *Interface) GetBinary() []byte { return *i.object.(*[]byte) } 100 func (i *Interface) GetBinaries() [][]byte { return *i.object.(*[][]byte) } 101 func (i *Interface) GetAddress() *Address { return &Address{*i.object.(*common.Address)} } 102 func (i *Interface) GetAddresses() *Addresses { return &Addresses{*i.object.(*[]common.Address)} } 103 func (i *Interface) GetHash() *Hash { return &Hash{*i.object.(*common.Hash)} } 104 func (i *Interface) GetHashes() *Hashes { return &Hashes{*i.object.(*[]common.Hash)} } 105 func (i *Interface) GetInt8() int8 { return *i.object.(*int8) } 106 func (i *Interface) GetInt16() int16 { return *i.object.(*int16) } 107 func (i *Interface) GetInt32() int32 { return *i.object.(*int32) } 108 func (i *Interface) GetInt64() int64 { return *i.object.(*int64) } 109 func (i *Interface) GetUint8() *BigInt { 110 return &BigInt{new(big.Int).SetUint64(uint64(*i.object.(*uint8)))} 111 } 112 func (i *Interface) GetUint16() *BigInt { 113 return &BigInt{new(big.Int).SetUint64(uint64(*i.object.(*uint16)))} 114 } 115 func (i *Interface) GetUint32() *BigInt { 116 return &BigInt{new(big.Int).SetUint64(uint64(*i.object.(*uint32)))} 117 } 118 func (i *Interface) GetUint64() *BigInt { 119 return &BigInt{new(big.Int).SetUint64(*i.object.(*uint64))} 120 } 121 func (i *Interface) GetBigInt() *BigInt { return &BigInt{*i.object.(**big.Int)} } 122 func (i *Interface) GetBigInts() *BigInts { return &BigInts{*i.object.(*[]*big.Int)} } 123 124 //接口是被包装的一般对象的切片。 125 type Interfaces struct { 126 objects []interface{} 127 } 128 129 //NewInterfaces创建一个未初始化的接口切片。 130 func NewInterfaces(size int) *Interfaces { 131 return &Interfaces{ 132 objects: make([]interface{}, size), 133 } 134 } 135 136 //SIZE返回切片中的接口数。 137 func (i *Interfaces) Size() int { 138 return len(i.objects) 139 } 140 141 //get从切片返回给定索引处的bigint。 142 func (i *Interfaces) Get(index int) (iface *Interface, _ error) { 143 if index < 0 || index >= len(i.objects) { 144 return nil, errors.New("index out of bounds") 145 } 146 return &Interface{i.objects[index]}, nil 147 } 148 149 //set在切片中的给定索引处设置big int。 150 func (i *Interfaces) Set(index int, object *Interface) error { 151 if index < 0 || index >= len(i.objects) { 152 return errors.New("index out of bounds") 153 } 154 i.objects[index] = object.object 155 return nil 156 }