CN110874742B - Payment method and device based on block chain and intelligent contract - Google Patents
Payment method and device based on block chain and intelligent contract Download PDFInfo
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- CN110874742B CN110874742B CN201911040044.6A CN201911040044A CN110874742B CN 110874742 B CN110874742 B CN 110874742B CN 201911040044 A CN201911040044 A CN 201911040044A CN 110874742 B CN110874742 B CN 110874742B
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- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/38—Payment protocols; Details thereof
- G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
- G06Q20/3821—Electronic credentials
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
- G06Q40/04—Trading; Exchange, e.g. stocks, commodities, derivatives or currency exchange
Abstract
The invention provides a payment method and a payment device based on a block chain and an intelligent contract, wherein the method comprises the following steps: the business system generates order information, triggers an intelligent contract for paying the order, stores the order information into a block chain and carries out evidence storage; acquiring and verifying information stored in the block chain, triggering an intelligent contract of the payment order, and paying the order on the block chain; and the business system detects that the address of the payee has an account, and determines order information and a payer corresponding to the account according to the execution condition of the intelligent contract of the payment order. According to the scheme of the invention, the cooperation between the order stored in the block chain and the business system is realized, so that the business system and the payee can identify the payer and the order for payment thereof, and a flexible payment mode supporting multiple currencies is realized.
Description
Technical Field
The invention relates to the field of network information data processing, in particular to a payment method and a payment device based on a block chain and an intelligent contract, and particularly relates to a payment order processing method and a payment order processing device for electronic transaction based on the block chain and the intelligent contract.
Background
The blockchain is a novel application mode of computer technologies such as distributed data storage, point-to-point transmission, a consensus mechanism and an encryption algorithm. In an increasing number of applications where it is desirable to transfer or pay for orders in the form of digital currency, vouchers or other non-cash, block link technology is widely used due to its inherent non-tamper-ability and good data security. The block chain based payment method can be developed by a provider of the payment service, such as a bank and various third party payment providers, and the user can pay for the business system through a platform provided by the provider of the payment service.
However, in the existing order payment realized by using the block chain technology, the customer manages the private key by himself, and the private key cannot be communicated and associated with the business system; moreover, different payment providers, such as banks and various third party payment providers, develop different block chains, and different interfaces, which may cause that the business system cannot be connected with the providers of various payment services one by one, therefore, the business system needs to be connected with the business system by means of the block chain for realizing payment, and then the confirmation operation of payment is completed, but the business system can only receive a collection address from the block chain, and cannot realize the cooperation between an order stored in the block chain and the business system. The business system cannot identify which user made a payment for which order, and thus the recipient of the digital currency, voucher or other non-cash, i.e. the payee, cannot identify which payer made a payment for which order the received digital currency, voucher or other non-cash was made. In addition, in the application implemented by the block chain technology, only the digital currency of the business system is usually supported as the payment currency, but the payment in different currencies cannot be supported.
That is, in the prior art, the service system cannot identify the payer of the order stored in the block chain and the specific order to be paid by the payer, and cannot realize a flexible payment mode supporting payment of various currencies.
Disclosure of Invention
In order to solve the technical problems, the invention provides a payment method and a payment device based on a block chain and an intelligent contract, and the method and the device are used for solving the technical problems that a service system in the prior art cannot identify a payer and an order for payment of the payer, and cannot support payment of multiple different currencies.
According to a first aspect of the present invention, there is provided a payment method based on a blockchain and a smart contract, comprising:
step S101: the service system generates order information, triggers an intelligent contract of the payment order, and stores the order information into the block chain and carries out evidence storage;
step S102: acquiring and verifying information stored in the block chain, triggering an intelligent contract of the payment order, and paying the order on the block chain;
the intelligent contract for triggering the payment order has two modes, namely: triggering a payment order intelligent contract by a first clause and a second clause with atomic operation attributes, wherein the first clause executes order payment, and the second clause establishes association between an order and the service system; the first clause and the second clause are executed simultaneously;
the second method comprises the following steps: the business system monitors the transaction of the block chain, obtains the content of a second clause in the transaction and triggers an intelligent contract of the payment order;
step S103: and the business system detects that the address of the payee has an account, and determines order information and a payer corresponding to the account according to the execution condition of the intelligent contract of the payment order.
Further, the step of generating order information by the service system, triggering an intelligent contract for the payment order, and storing the order information on the block chain and performing evidence storage comprises:
step S1011: the payment side sends a request for generating an order to the service system; the business system generates order information;
step S1012: and the service system sends the order information to the block chain, triggers an intelligent contract for the payment order, and stores the order information on the block chain and stores the order information.
Further, the information stored on the block chain is obtained and verified, a payment order intelligent contract is triggered, and the order is paid on the block chain; triggering a payment order intelligent contract by a first clause and a second clause with atomic operation attributes, wherein the first clause executes order payment, and the second clause establishes association between an order and the service system; the first clause and the second clause are executed simultaneously, including:
step S1021: the payer acquires order information from the business system as first order information, and the payer acquires the order information for evidence from the blockchain as second order information;
step S1022: comparing whether the first order information and the second order information are consistent, if so, entering step S1023; otherwise, the method ends;
step S1023: the payment party requests the service system to execute payment aiming at the order on the block chain, and a first clause and a second clause with atomic operation attributes trigger an intelligent contract of the payment order so as to pay the order on the block chain; the first clause and the second clause are executed simultaneously.
Further, the first clause and the second clause are composed of three fields of to, value and data.
Further, the payment method based on the blockchain and the intelligent contract further comprises the following steps:
step S104: and the service system marks the payment state of the order as finished according to the data field of the second clause.
According to a second aspect of the present invention, there is provided a payment apparatus based on a blockchain and a smart contract, comprising:
the order deposit module: the system is used for generating order information by a service system, triggering a payment order intelligent contract, storing the order information to a block chain and storing a certificate;
the associated service system module: the intelligent contract system is used for acquiring and verifying the information stored on the block chain, triggering a payment order intelligent contract and paying an order on the block chain;
the intelligent contract for triggering the payment order has two modes, namely: triggering a payment order intelligent contract by a first clause and a second clause with atomic operation attributes, wherein the first clause executes order payment, and the second clause establishes association between an order and the service system; the first clause and the second clause are executed simultaneously;
the second method comprises the following steps: the business system monitors the transaction of the block chain, obtains the content of a second clause in the transaction and triggers an intelligent contract of the payment order;
the associated order information module: the business system is used for detecting that the address of the payee has an account, and determining order information and a payer corresponding to the account according to the execution condition of the intelligent contract of the payment order.
Further, the order evidence storage module comprises:
a data acquisition submodule: the payment party is used for sending a request for generating an order to the business system; the business system generates order information;
a certificate storage submodule: and the service system is used for sending the order information to the block chain, triggering the intelligent contract of the payment order, and storing the order information on the block chain and storing the order information.
Further, the associated business system module includes:
the order information obtaining submodule comprises: the order information is used for being obtained from the business system by the payer as first order information, and the order information which is stored by the payer from the blockchain is used as second order information;
a comparison submodule: the first order information and the second order information are used for comparing whether the first order information and the second order information are consistent or not;
a clause execution submodule: the payment party requests the business system to execute payment for the order on the blockchain, and the first clause and the second clause with the atomic operation attribute trigger a payment order intelligent contract to pay the order on the blockchain; the first clause and the second clause are executed simultaneously.
Further, the first clause and the second clause are composed of three fields of to, value and data.
Further, the payment device based on the blockchain and the intelligent contract further comprises:
the order state updating module: the business system is used for marking the payment state of the order as finished according to the data field of the second clause.
According to a third aspect of the present invention, there is provided a payment system based on a blockchain and a smart contract, comprising:
a processor for executing a plurality of instructions;
a memory for storing a plurality of instructions;
wherein the instructions are for storing by the memory and loading and executing by the processor the block chain and smart contract based payment method as previously described.
According to a fourth aspect of the present invention, there is provided a computer readable storage medium having a plurality of instructions stored therein; the plurality of instructions for loading and executing by the processor the blockchain and smart contract based payment method as previously described.
According to the scheme of the invention, the intelligent contract is triggered through the two clauses with the atomic operation attribute in the generalized block chain with the intelligent contract, so that the cooperation between the order stored in the block chain and the business system is realized, the business system and the payee can identify the payer and the order for payment thereof, and a flexible payment mode supporting multiple currencies is realized.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the invention. In the drawings:
fig. 1 is a flow chart of a payment method based on a block chain and an intelligent contract according to the present invention;
FIG. 2 is a flowchart of a method for storing order information on a blockchain and for performing evidence storage according to an embodiment of the present invention;
FIG. 3 is a flowchart of a method for associating order information on a blockchain with a business system according to an embodiment of the present invention;
fig. 4 is a block diagram of a payment device based on a block chain and an intelligent contract according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the specific embodiments of the present invention and the accompanying drawings. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The block chain and intelligent contract based payment method of the present invention is first explained with reference to fig. 1, and fig. 1 shows a block chain and intelligent contract based payment method flow chart according to the present invention. As shown in fig. 1, the method comprises the steps of:
step S101: the business system generates order information, triggers an intelligent contract for paying the order, stores the order information into a block chain and carries out evidence storage;
step S102: acquiring and verifying information stored in the block chain, triggering an intelligent contract of the payment order, and paying the order on the block chain;
the intelligent contract for triggering the payment order has two modes, namely: triggering a payment order intelligent contract by a first clause and a second clause with atomic operation attributes, wherein the first clause executes order payment, and the second clause establishes association between an order and the service system; the first clause and the second clause are executed simultaneously;
the second method comprises the following steps: the business system monitors the transaction of the block chain, obtains the content of a second clause in the transaction and triggers an intelligent contract of the payment order;
step S103: and the business system detects that the address of the payee has an account, and determines order information and a payer corresponding to the account according to the execution condition of the intelligent contract of the payment order.
The method for storing order information on the blockchain and storing evidence according to the present invention is described below with reference to fig. 2. The step S101: the business system generates order information, triggers an intelligent contract of the payment order, stores the order information on the block chain and stores the order information in a certificate, and the step comprises the following steps:
step S1011: the payment side sends an order generation request to the service system; the business system generates order information;
the payer can initiate a request for generating an order about a certain service or commodity through an application installed on the mobile terminal;
in this embodiment, the order generation request includes an order amount, a payer payment address, and a payee ID.
And the business system generates order information according to the order generation request and the payee ID, wherein the order information comprises an order number orderID, a payment amount orderToken account, a payer payment address tokenAddress and a payee address receiverAddress. The information included in generating the order request and the order information in the present embodiment is only an exemplary illustration.
The payer payment address tokenAddress in this embodiment may take different values to effect payment of different currencies. For example, the business system is signed up for other types of contracts, smart contract credits, or vouchers. For the native currency supported by the business system, the value of token address can be set to 0, and for other types of contract currency or voucher, the value of token address can be set to the contract address or storage address of the contract currency, intelligent contract score or voucher.
Step S1012: the business system sends the order information to the block chain, triggers the intelligent contract of the payment order, stores the order information on the block chain and stores the order information, and the business system comprises the following steps:
order payment realized by using the block chain technology cannot be communicated and associated with a business system because a client manages a private key by the client; moreover, different payment providers, such as banks and various third party payment providers, may develop different block chains with different specific implementation manners and interfaces, which may cause that the business system cannot be docked with each payment service provider one by one, and the business system only receives a collection address from the block chain, and cannot realize the cooperation between an order stored in the block chain and the business system. The embodiment uses the blockchain intelligent contract to complete payment of the user for the payment order of the business system, and uses the blockchain intelligent contract to mark the association between the payment in the blockchain and the order in the business system.
And developing the intelligent contract of the payment order, wherein the intelligent contract of the payment order comprises two methods which are respectively used for creating the order to be paid on the blockchain and setting the payment completion of the order to be paid. The method for creating the order to be paid on the blockchain comprises the parameters of the order number of the payment order generated by the business system, the amount of the payment order and the hash value of the order; the method for setting the payment completion of the order to be paid comprises the parameters of an order number, a transfer transaction number of a block chain and an index number of the transfer transaction of the block chain;
data contained in the order information, such as an order number of a payment order generated by the business system, the amount of the payment order and a hash value of the order, serve as parameters, trigger the intelligent order contract, store the order information on a block chain at each node of the block chain, verify the order information by using a public key of the block to witness the deposit transaction, and confirm the transaction by a plurality of nodes on the block chain; and if the order information is successfully stored, returning a confirmation message of successful block link storage to the service system by the block link.
The following describes a first implementation method of associating order information on a blockchain with a service system according to the present invention with reference to fig. 3. The information stored in the block chain is obtained and verified, a payment order intelligent contract is triggered, and the order is paid on the block chain; triggering a payment order intelligent contract by a first clause and a second clause with atomic operation attributes, wherein the first clause executes order payment, and the second clause establishes association between an order and the service system; the first clause and the second clause are executed simultaneously, and the method comprises the following steps:
step S1021: the payer acquires order information from the service system as first order information, and the payer acquires the order information of evidence from the blockchain as second order information;
in this embodiment, the payer may obtain order information stored in the service system from the service system through an application installed in the mobile terminal, and use the order information as first order information; and the payer acquires the order information of the evidence from the block chain through the application installed on the mobile terminal, and verifies the order information by using the public key so as to judge whether the order data is tampered.
Step S1022: comparing the first order information with the second order information, and if the first order information and the second order information are consistent, entering step S1023; otherwise, the method ends;
and verifying the order information by comparing the first order information with the second order information to verify whether each item of data in the order information is real or not and whether the data is tampered or not. For example, whether each item of data is real or not and whether the item of data is tampered or not is verified by comparing whether the payee, the order number, the amount of the order, the address of the payee and the like in the first order information and the second order information are consistent or not;
step S1023: the payment party requests the service system to execute payment aiming at the order on the block chain, and a first clause and a second clause with atomic operation attributes trigger an intelligent contract of the payment order so as to pay the order on the block chain; the first clause and the second clause are executed simultaneously.
The payment order intelligence contract is used for executing payment operation on the block chain.
The first clause and the second clause are composed of three fields of to, value and data,
the first clause is used for executing order payment, and the business system supports different coins, and the business system is divided into two situations:
(1) the business system supports native currency: the to field value is the payee address, the value field value is the amount of the payment order, and the data field value is set to null.
(2) The business system supports contract currency, intelligent contract integration or voucher: the to field value is the payee address, the value field value is set to null, and the data field value is set to the order amount.
And the second clause is used for establishing the association between the order and the service system and appointing the order needing to be paid. In the second clause, the to field value is a payee address, the value field value is set to be null, and the data field value is a parameter for calling an intelligent contract of a payment order for payment on the block chain, wherein the parameter is used for marking which order of the business system is targeted by payment in the business system, so that the association between the payer and the order and the business system can be established in the block chain. The payment status of the order may also be marked as completed in the business system after the payment operation is completed.
And sending the first clause and the second clause to the intelligent contract of the payment order through an application installed on a mobile terminal, wherein the first clause and the second clause are executed simultaneously, and the order payment operation on the block chain is completed.
The second mode for triggering the intelligent contract of the payment order is realized by the following steps: the second clause is used for storing evidence, the business system monitors the transaction on the block chain, and the business system triggers the intelligent contract of the payment order.
The step S103: the business system detects that the address of the payee has an account, and determines order information and a payer corresponding to the account according to the execution condition of the intelligent contract of the payment order, and the business system comprises the following steps:
after the business system detects the account entry information, the order number of the payment order in the second clause is matched with the amount of the order in the first clause and the address of the receiver, so that the order information in the business system can be found out from the business system, the order is marked as a paid state in the business system, and then subsequent operations, such as delivery or other service providing, are performed.
Through the step S103, the association of the payment operation and the order on the blockchain with the transaction record of the business system is realized.
Preferably, after the step S103, the following operations may be further included:
step S104: and the service system marks the payment state of the order as finished according to the data field content of the second clause.
Please refer to fig. 4, which is a block diagram of a payment device based on a block chain and an intelligent contract according to the present invention. As shown, the apparatus comprises:
the order deposit module: the system is used for generating order information by a service system, triggering a payment order intelligent contract, storing the order information to a block chain and storing a certificate;
the associated service system module: the intelligent contract system is used for acquiring and verifying the information stored in the block chain, triggering an intelligent contract of a payment order and paying the order on the block chain;
the intelligent contract for triggering the payment order has two modes, namely: triggering a payment order intelligent contract by a first clause and a second clause with atomic operation attributes, wherein the first clause executes order payment, and the second clause establishes association between an order and the service system; the first clause and the second clause are executed simultaneously;
the second method comprises the following steps: the business system monitors the transaction of the block chain, obtains the content of a second clause in the transaction and triggers an intelligent contract of the payment order;
the associated order information module: the business system is used for detecting that the address of the payee has an account, and determining order information and a payer corresponding to the account according to the execution condition of the intelligent contract of the payment order.
Further, the order evidence storage module comprises:
a data acquisition submodule: the payment party is used for sending a request for generating an order to the business system; the business system generates order information;
a certificate storage submodule: and the service system is used for sending the order information to the block chain, triggering the intelligent contract of the payment order, and storing the order information on the block chain and storing the order information.
Further, the associated business system module includes:
the order information obtaining sub-module: the order information is used for obtaining order information from the business system as first order information by a payer, and obtaining the order information for evidence from a blockchain by the payer as second order information;
a comparison submodule: the first order information and the second order information are used for comparing whether the first order information and the second order information are consistent or not;
and a clause execution submodule: the payment party requests the business system to execute payment for the order on the blockchain, and the first clause and the second clause with the atomic operation attribute trigger a payment order intelligent contract to pay the order on the blockchain; the first clause and the second clause are executed simultaneously.
Further, the first clause and the second clause are composed of three fields of to, value and data.
Further, the payment device based on the blockchain and the intelligent contract further comprises:
the order state updating module: for marking, by the business system, the payment status of the order as completed according to the data field of the second clause.
The embodiment of the invention further provides a payment system based on the block chain and the intelligent contract, which comprises the following steps:
a processor for executing a plurality of instructions;
a memory to store a plurality of instructions;
wherein the plurality of instructions are to be stored by the memory and loaded and executed by the processor to perform a block chain and smart contract based payment method as described above.
The embodiment of the invention further provides a computer readable storage medium, wherein a plurality of instructions are stored in the storage medium; the plurality of instructions for loading and executing by the processor a payment method based on a blockchain and a smart contract as described above.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the embodiments provided in the present invention, it should be understood that the disclosed system, apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the units is only one logical division, and there may be other divisions in actual implementation, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or units, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit. The integrated unit can be realized in a form of hardware, or in a form of hardware plus a software functional unit.
The integrated unit implemented in the form of a software functional unit may be stored in a computer readable storage medium. The software functional unit is stored in a storage medium and includes several instructions to enable a computer device (which may be a personal computer, a physical machine Server, or a network cloud Server, etc., and needs to install a Windows or Windows Server operating system) to perform some steps of the method according to various embodiments of the present invention. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change and modification made to the above embodiment according to the technical spirit of the present invention are still within the scope of the technical solution of the present invention.
Claims (11)
1. A payment method based on a blockchain and a smart contract, the method comprising:
step S101: the service system generates order information, triggers an intelligent contract of the payment order, and stores the order information into the block chain and carries out evidence storage;
step S102: acquiring and verifying information stored in the block chain, triggering an intelligent contract of the payment order, and paying the order on the block chain;
the method for triggering the intelligent contract of the payment order comprises the following steps that the intelligent contract of the payment order is triggered by a first clause and a second clause with atomic operation attributes, the first clause executes order payment, and the second clause establishes association between the order and the service system; the first clause and the second clause are executed simultaneously; step S1021: the payer acquires order information from the business system as first order information, and the payer acquires the order information for evidence from the blockchain as second order information;
step S1022: comparing whether the first order information and the second order information are consistent, if so, entering step S1023; otherwise, the method ends;
step S1023: the payment party requests the service system to execute payment aiming at the order on the block chain, and a first clause and a second clause with atomic operation attributes trigger an intelligent contract of the payment order so as to pay the order on the block chain; the first clause and the second clause are executed simultaneously;
step S103: and the business system detects that the address of the payee has an account, and determines order information and a payer corresponding to the account according to the execution condition of the intelligent contract of the payment order.
2. The payment method based on the blockchain and the intelligent contract as claimed in claim 1, wherein the step of generating order information by the business system, triggering the intelligent contract for payment order, and storing the order information on the blockchain and performing evidence storage comprises the steps of:
step S1011: the payment side sends a request for generating an order to the service system; the business system generates order information;
step S1012: and the service system sends the order information to the block chain, triggers an intelligent contract for the payment order, and stores the order information on the block chain and stores the order information.
3. The blockchain and smart contract based payment method according to claim 1, wherein the first clause and the second clause are composed of three fields of to, value and data.
4. The blockchain and smart contract based payment method according to claim 1, further comprising, after the step S103:
step S104: and the service system marks the payment state of the order as finished according to the data field of the second clause.
5. A payment apparatus based on a blockchain and a smart contract, the apparatus comprising:
the order deposit module: the system is used for generating order information by a service system, triggering a payment order intelligent contract, storing the order information to a block chain and storing a certificate;
the associated service system module: the intelligent contract system is used for acquiring and verifying the information stored on the block chain, triggering a payment order intelligent contract and paying an order on the block chain;
the triggering payment order intelligent contract has the following modes: triggering a payment order intelligent contract by a first clause and a second clause with atomic operation attributes, wherein the first clause executes order payment, and the second clause establishes association between an order and the service system; the first clause and the second clause are executed simultaneously;
step S1021: the payer acquires order information from the business system as first order information, and the payer acquires the order information for evidence from the blockchain as second order information;
step S1022: comparing whether the first order information and the second order information are consistent, if so, entering step S1023; otherwise, the method ends;
step S1023: the payment party requests the service system to execute payment aiming at the order on the block chain, and a first clause and a second clause with atomic operation attributes trigger an intelligent contract of the payment order so as to pay the order on the block chain; the first clause and the second clause are executed simultaneously;
the associated order information module: the business system is used for detecting that the address of the payee has an account, and determining order information and a payer corresponding to the account according to the execution condition of the intelligent contract of the payment order.
6. The blockchain and smart contract based payment apparatus of claim 5, wherein the order credentialing module comprises:
a data acquisition submodule: the payment party is used for sending a request for generating an order to the business system; the business system generates order information;
a certificate storage submodule: and the service system is used for sending the order information to the block chain, triggering the intelligent contract of the payment order, and storing the order information on the block chain and storing the order information.
7. The blockchain and smart contract based payment apparatus of claim 5, wherein the associated business system module comprises:
the order information obtaining submodule comprises: the order information is used for obtaining order information from the business system as first order information by a payer, and obtaining the order information for evidence from a blockchain by the payer as second order information;
a comparison submodule: the first order information and the second order information are used for comparing whether the first order information and the second order information are consistent or not;
and a clause execution submodule: the payment party requests the business system to execute payment for the order on the block chain, and the first clause and the second clause with the atomic operation attribute trigger a payment order intelligent contract to pay the order on the block chain; the first clause and the second clause are executed simultaneously.
8. The blockchain and smart contract-based payment apparatus of claim 7, wherein the first clause and the second clause are composed of three fields of to, value, and data.
9. A blockchain and intelligent contract based payment apparatus according to claim 5, further comprising:
the order state updating module: the business system is used for marking the payment state of the order as finished according to the data field of the second clause.
10. A payment system based on blockchains and smart contracts, comprising:
a processor for executing a plurality of instructions;
a memory to store a plurality of instructions;
wherein the plurality of instructions are to be stored by the memory and loaded and executed by the processor to perform a blockchain and smart contract based payment method according to any one of claims 1 to 4.
11. A computer-readable storage medium having stored therein a plurality of instructions; the plurality of instructions for loading and executing by a processor the blockchain and smart contract based payment method according to any one of claims 1 to 4.
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| CN112837084A (en) * | 2020-12-24 | 2021-05-25 | 四川新华万云科技有限公司 | Commodity transaction method and device based on block chain network and block chain network node |
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