CN108446947A - A kind of house prosperity transaction method and device - Google Patents
A kind of house prosperity transaction method and device Download PDFInfo
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Abstract
The invention belongs to block chain technical field more particularly to a kind of house prosperity transaction method and devices.The method generates house prosperity transaction request by first node, and the house prosperity transaction request is broadcasted in the house prosperity transaction block chain；Each second node generates house prosperity transaction response after receiving the house prosperity transaction request, and the house prosperity transaction response is broadcasted in the house prosperity transaction block chain；The first node responds according to the house prosperity transaction and chooses a second node from each second node as third node；The first node and the third node carry out house prosperity transaction according to preset house prosperity transaction intelligence contract, generate house prosperity transaction record, and by each house prosperity transaction node in the house prosperity transaction recording synchronism to the house prosperity transaction block chain.The transaction platform of centralization is eliminated in entire process of exchange, instead distributed block chain node system, substantially increase the safety of the record in entire house prosperity transaction block chain.
Description
Technical field
The invention belongs to block chain technical field more particularly to a kind of house prosperity transaction method and devices.
Background technology
During house prosperity transaction, it is most important that the problem of safety, but current house prosperity transaction generally requires support
Third-party transaction platform, the transaction platform can carry out whole process control to entire house prosperity transaction process and preserve house prosperity transaction note
Record, since entire process of exchange is completed by the transaction platform completely, for a user, logical transaction does not have transparency,
It is difficult to supervise it, and under the tupe of this centralization, once transaction platform by malicious attack, then it is protected
The house prosperity transaction record deposited easily is destroyed or distorts, and great economic loss is brought to user.
Invention content
In view of this, an embodiment of the present invention provides a kind of house prosperity transaction method, apparatus, computer readable storage medium and
Terminal device carries out logical transaction caused by house prosperity transaction without saturating to solve the existing third-party transaction platform of support
Lightness, it is difficult to it be supervised, and house prosperity transaction records the problem of being easily destroyed or distort.
The first aspect of the embodiment of the present invention provides a kind of house prosperity transaction method, is applied to include multiple house prosperity transaction sections
In the house prosperity transaction block chain of point, the method includes：
First node generates house prosperity transaction request, and broadcasts the house prosperity transaction in the house prosperity transaction block chain and ask
It asks, the first node is any one house prosperity transaction node in the multiple house prosperity transaction node；
Each second node generates house prosperity transaction response, and in the house property after receiving the house prosperity transaction request
Broadcast house prosperity transaction response in transaction block chain, the second node is in the multiple house prosperity transaction node except described the
Any one house prosperity transaction node except one node；
The first node responds according to the house prosperity transaction and chooses a second node from each second node
As third node；
The first node carries out house prosperity transaction with the third node according to preset house prosperity transaction intelligence contract, generates
House prosperity transaction records, and by each house prosperity transaction section in the house prosperity transaction recording synchronism to the house prosperity transaction block chain
Point.
The second aspect of the embodiment of the present invention provides a kind of house prosperity transaction device, may include：
House prosperity transaction request module for generating house prosperity transaction request, and broadcasts institute in the house prosperity transaction block chain
State house prosperity transaction request；
House prosperity transaction respond module, for after receiving the house prosperity transaction request that non-targeted node generates, generating house property
Transaction response, and the house prosperity transaction response is broadcasted in the house prosperity transaction block chain, the non-targeted node is except described
Other house prosperity transaction nodes except destination node；
Trading object chooses module, and the house prosperity transaction for being generated according to the non-targeted node is responded from described non-targeted
A node is chosen in node as trading object node；
House prosperity transaction module, for carrying out house property according to preset house prosperity transaction intelligence contract with the trading object node
Transaction generates house prosperity transaction record, and by the house prosperity transaction recording synchronism to each room in the house prosperity transaction block chain
Produce transaction node.
The third aspect of the embodiment of the present invention provides a kind of computer readable storage medium, the computer-readable storage
Media storage has computer-readable instruction, is realized with the function of lower module when the computer-readable instruction is executed by processor：
House prosperity transaction request module for generating house prosperity transaction request, and broadcasts institute in the house prosperity transaction block chain
State house prosperity transaction request；
House prosperity transaction respond module, for after receiving the house prosperity transaction request that non-targeted node generates, generating house property
Transaction response, and the house prosperity transaction response is broadcasted in the house prosperity transaction block chain, the non-targeted node is except described
Other house prosperity transaction nodes except destination node；
Trading object chooses module, and the house prosperity transaction for being generated according to the non-targeted node is responded from described non-targeted
A node is chosen in node as trading object node；
House prosperity transaction module, for carrying out house property according to preset house prosperity transaction intelligence contract with the trading object node
Transaction generates house prosperity transaction record, and by the house prosperity transaction recording synchronism to each room in the house prosperity transaction block chain
Produce transaction node.
The fourth aspect of the embodiment of the present invention provide a kind of house prosperity transaction terminal device, including memory, processor with
And it is stored in the computer-readable instruction that can be run in the memory and on the processor, described in the processor execution
It is realized with the function of lower module when computer-readable instruction：
House prosperity transaction request module for generating house prosperity transaction request, and broadcasts institute in the house prosperity transaction block chain
State house prosperity transaction request；
House prosperity transaction respond module, for after receiving the house prosperity transaction request that non-targeted node generates, generating house property
Transaction response, and the house prosperity transaction response is broadcasted in the house prosperity transaction block chain, the non-targeted node is except described
Other house prosperity transaction nodes except destination node；
Trading object chooses module, and the house prosperity transaction for being generated according to the non-targeted node is responded from described non-targeted
A node is chosen in node as trading object node；
House prosperity transaction module, for carrying out house property according to preset house prosperity transaction intelligence contract with the trading object node
Transaction generates house prosperity transaction record, and by the house prosperity transaction recording synchronism to each room in the house prosperity transaction block chain
Produce transaction node.
Existing advantageous effect is the embodiment of the present invention compared with prior art：The embodiment of the present invention is generated by first node
House prosperity transaction is asked, and the house prosperity transaction request is broadcasted in the house prosperity transaction block chain；Each second node is receiving
After being asked to the house prosperity transaction, house prosperity transaction response is generated, and broadcasts the house property in the house prosperity transaction block chain and hands over
Easily response；The first node is responded according to the house prosperity transaction chooses a second node work from each second node
For third node；The first node carries out house prosperity transaction with the third node according to preset house prosperity transaction intelligence contract,
House prosperity transaction record is generated, and by the house prosperity transaction recording synchronism to each house prosperity transaction in the house prosperity transaction block chain
Node.The transaction platform of centralization is eliminated in entire process of exchange, instead distributed block chain node system, whole
A transaction request, transaction response and house prosperity transaction process is completed by the interaction between node, and house prosperity transaction is according to pre-
If house prosperity transaction intelligence contract carry out, logical transaction supervises it convenient for user with being per family transparent to all, and
And last house prosperity transaction record is distributed storage in each node, even if the record in part of nodes therein is by people
Malice is distorted, but for other nodes for recording and being not tampered with, and quantity is inappreciable, and entire house property is handed over
Record in easy block chain is still reliable, substantially increases the safety of record.
Description of the drawings
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to embodiment or description of the prior art
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description be only the present invention some
Embodiment for those of ordinary skill in the art without having to pay creative labor, can also be according to these
Attached drawing obtains other attached drawings.
Fig. 1 is a kind of one embodiment flow chart of house prosperity transaction method in the embodiment of the present invention；
Fig. 2 is the schematic diagram that house prosperity transaction request broadcast is carried out in house prosperity transaction block chain；
Fig. 3 is a kind of one embodiment structure chart of house prosperity transaction device in the embodiment of the present invention；
Fig. 4 is a kind of schematic block diagram of house prosperity transaction terminal device in the embodiment of the present invention.
Specific implementation mode
In order to make the invention's purpose, features and advantages of the invention more obvious and easy to understand, below in conjunction with the present invention
Attached drawing in embodiment, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that disclosed below
Embodiment be only a part of the embodiment of the present invention, and not all embodiment.Based on the embodiments of the present invention, this field
All other embodiment that those of ordinary skill is obtained without making creative work, belongs to protection of the present invention
Range.
House prosperity transaction method in the embodiment of the present invention is applied to the house prosperity transaction block for including multiple house prosperity transaction nodes
In chain.
Referring to Fig. 1, a kind of one embodiment of house prosperity transaction method may include in the embodiment of the present invention：
Step S101, first node generates house prosperity transaction request, and broadcasts the room in the house prosperity transaction block chain
Produce transaction request.
The first node is any one house prosperity transaction node in the multiple house prosperity transaction node.
The process of house prosperity transaction can be triggered on any one house prosperity transaction node of the house prosperity transaction block chain,
For the convenience of description, the node of the process of triggering transaction is known as first node.The clerk of first node can be first
Transaction is set, and first node will generate house prosperity transaction request, and in the house prosperity transaction block chain described in broadcast on node
House prosperity transaction is asked.
The house prosperity transaction request includes the details of current house property to be transacted, for example, when address, price, construction
Between, holder, price etc., and carry the digital signature of the first node so that receive the house prosperity transaction request
Other house prosperity transaction nodes can know its source.
House prosperity transaction request is sent to the 1st grade of broadcast node by the first node, and the 1st grade of broadcast node is
The house prosperity transaction node being connect with the first node；The 1st grade of broadcast node after receiving house prosperity transaction request,
House prosperity transaction request is sent to the 2nd grade of broadcast node, the 2nd grade of broadcast node is and the 1st grade of broadcast node
The house prosperity transaction node of connection；The 2nd grade of broadcast node is after receiving the house prosperity transaction request, by the house prosperity transaction
Request is sent to 3rd level broadcast node, and the 3rd level broadcast node is the house prosperity transaction being connect with the 2nd grade of broadcast node
Node；......；And so on, m grades of broadcast nodes ask the house prosperity transaction after receiving the house prosperity transaction request
It asks and is sent to m+1 grades of broadcast nodes, until each house prosperity transaction node in the house prosperity transaction block chain receives institute
Until stating house prosperity transaction request, the m+1 grades of broadcast nodes are the house prosperity transaction section being connect with the m grades of broadcast nodes
Point, m are the integer more than or equal to 1.
If for example, as shown in Fig. 2, comprising node 1 to 6 in the house prosperity transaction block chain, first node is node 1, with
Its node connected includes node 2,3,4, and in node 2,3,4, node 3 is also connect with node 5 and 6, and therefore, first node exists
When broadcasting house prosperity transaction request in block chain, house prosperity transaction request is first sent to node 2,3,4 by node 1, due to node 2 and 4
Due to not reconnecting other nodes, node 2 and 4 will preserve house prosperity transaction request and without forwarding, due to node 3
Connecting node 5 and node 6, therefore, node 3 will preserve house prosperity transaction request and house prosperity transaction request are transmitted to node 5
With node 6.Since node 5 and node 6 do not reconnect other nodes, node 5 and node 6 will preserve the house prosperity transaction and ask
It asks, and without forwarding, by the above-mentioned means, can effectively realize that the broadcast in block chain is asked in house prosperity transaction.It can manage
Solution, in order to ensure the data in all nodes are identical, first node namely node 1 will also preserve house prosperity transaction request.
Step S102, each second node generates house prosperity transaction and responds after receiving the house prosperity transaction request, and
The house prosperity transaction response is broadcasted in the house prosperity transaction block chain.
The second node is any one house property in addition to the first node in the multiple house prosperity transaction node
Transaction node.
After the first node broadcasts the house prosperity transaction request, any one receives the house prosperity transaction request
House prosperity transaction node can carry out it accordingly, for the convenience of description, the node of response transaction is known as second node.Second
Response can be arranged in the clerk of node on second node, and second node will generate house prosperity transaction response, and described
The house prosperity transaction response is broadcasted in house prosperity transaction block chain.
The digital signature of the second node is carried in the house prosperity transaction response so that receive the house prosperity transaction
Other house prosperity transaction nodes of response can know its source.
The house prosperity transaction responds the broadcasting process of specific broadcasting process and the request of house prosperity transaction described in step S101
It is similar, the detailed description in step S101 is specifically can refer to, details are not described herein for the present embodiment.
Step S103, the described first node responds according to the house prosperity transaction and chooses one from each second node
Second node is as third node.
The third node is the node that house prosperity transaction is carried out with the first node.
Specifically, the first node will give birth to by the house prosperity transaction being initially received in response to determining that for preferred response
It is determined as both candidate nodes at the second node preferably responded, and generates both candidate nodes and determine message, then in the house property
The both candidate nodes are broadcasted in transaction block chain and determine message, and it is true to receive the both candidate nodes that other house prosperity transaction nodes generate
Determine message, and the highest both candidate nodes of the frequency of occurrences will be determined as the third node in the both candidate nodes determine message.
Wherein, other house prosperity transaction nodes generate the both candidate nodes and determine that the process of message is specially：
N-th of house prosperity transaction node in the house prosperity transaction block chain responds the house prosperity transaction being initially received
It is determined as preferably responding, wherein 1≤n≤N, N are the sum of house prosperity transaction node in the house prosperity transaction block chain；Described n-th
A house prosperity transaction node will generate it is described preferably respond corresponding house prosperity transaction responsive node and be determined as both candidate nodes, and generate time
Node is selected to determine message；It is true that n-th of house prosperity transaction node broadcasts the both candidate nodes in the house prosperity transaction block chain
Determine message.
For any one second node, the time for starting to broadcast house prosperity transaction response is more early, then can allow more
Node earlier than other house prosperity transactions response receive the second node house prosperity transaction response, then being determined as candidate section
The frequency of point also can be higher, will eventually be confirmed to be the node namely described that house prosperity transaction is carried out with the first node
Three nodes.
Step S104, the described first node carries out house property with the third node according to preset house prosperity transaction intelligence contract
Transaction generates house prosperity transaction record, and by the house prosperity transaction recording synchronism to each room in the house prosperity transaction block chain
Produce transaction node.
The house prosperity transaction intelligence contract is a set of contract for defining and realizing in digital form, is that can be handed in the house property
The computer code run on easy block chain, these codes can realize the process of exchange of house property, such as the mortgage of house property, turn
Allow, auction etc..
The default process of the house prosperity transaction intelligence contract may include：
5th node generates intelligent contract deployment request, and the intelligent contract is broadcasted in the house prosperity transaction block chain
Deployment request, the intelligence contract deployment request include the code of the house prosperity transaction intelligence contract, and the 5th node is
Any one house prosperity transaction node in the house prosperity transaction block chain；Each house prosperity transaction in the house prosperity transaction block chain
Node after receiving the intelligent contract deployment request of broadcast, by the code of the house prosperity transaction intelligence contract local into
Row preserves.
In the present embodiment, the house prosperity transaction intelligence contract can be deployed to all nodes of block chain by deployment personnel
On, the code of the house prosperity transaction intelligence contract is first write by developer, and be compiled and test, complete compiling and surveying
After examination, by disposing any one node (for the convenience of description, the node is known as the 5th node) of personnel in block chain
The upper installation interface for calling intelligent contract, and after the 5th node receives the call instruction, intelligent contract deployment will be generated
Request, and the intelligent contract deployment request is broadcasted in the house prosperity transaction block chain so that all nodes in block chain
Intelligence contract deployment request will be all got, and it is preserved and disposed locally.
The house prosperity transaction record needs to be preserved in the form of block.Specifically, fourth node acquisition is locally stored
House prosperity transaction block chain last-of-chain block, the last-of-chain block be the newest area being added into the house prosperity transaction block chain
Block；The fourth node carries out characteristic operation to the last-of-chain block, obtains last-of-chain Block Characteristic value；The fourth node according to
The last-of-chain Block Characteristic value and house prosperity transaction record generate target block；The fourth node is in the house prosperity transaction area
The target block is broadcasted in block chain；Each house prosperity transaction node in the house prosperity transaction block chain is in the institute for receiving broadcast
After stating target block, the target block is added into the house prosperity transaction block chain being locally stored.
Wherein, the fourth node is to generate the house prosperity transaction node of new block, in the present embodiment, described Section four
Point can be the first node, can also be the third node, it is of course also possible to according to actual conditions, selection is other
House prosperity transaction node is as the fourth node.
The specific broadcasting process of target block is similar with the broadcasting process that house prosperity transaction described in step S101 is asked,
The specific detailed description that can refer in step S101, details are not described herein for the present embodiment.
It is asked in conclusion the embodiment of the present invention generates house prosperity transaction by first node, and in the house prosperity transaction block
The house prosperity transaction request is broadcasted in chain；Each second node generates house prosperity transaction after receiving the house prosperity transaction request
Response, and the house prosperity transaction response is broadcasted in the house prosperity transaction block chain；The first node is handed over according to the house property
Easily response chooses a second node as third node from each second node；The first node and the third
Node carries out house prosperity transaction according to preset house prosperity transaction intelligence contract, generates house prosperity transaction record, and by the house prosperity transaction
Each house prosperity transaction node in recording synchronism to the house prosperity transaction block chain.Center is eliminated in entire process of exchange
The transaction platform of change, instead distributed block chain node system, entire transaction request, transaction response and house prosperity transaction
Process is completed by the interaction between node, and house prosperity transaction is carried out according to preset house prosperity transaction intelligence contract, logical transaction
It is supervised convenient for user with being per family transparent to all, and last house prosperity transaction record is distributed storage
In each node, though the record in part of nodes therein is distorted by people's malice, but not relative to others record
For the node being tampered, quantity be it is inappreciable, the record in entire house prosperity transaction block chain be still it is reliable, significantly
Improve the safety of record.
It should be understood that the size of the serial number of each step is not meant that the order of the execution order in above-described embodiment, each process
Execution sequence should be determined by its function and internal logic, the implementation process without coping with the embodiment of the present invention constitutes any limit
It is fixed.
Corresponding to a kind of house prosperity transaction method described in foregoing embodiments, Fig. 3 shows provided in an embodiment of the present invention one
One embodiment structure chart of kind house prosperity transaction device.
The house prosperity transaction device is applied in the destination node in house prosperity transaction block chain, and the destination node is house property
Any one house prosperity transaction node in transaction block chain.
In the present embodiment, a kind of house prosperity transaction device may include：
House prosperity transaction request module 301 for generating house prosperity transaction request, and is broadcasted in the house prosperity transaction block chain
The house prosperity transaction request；
House prosperity transaction respond module 302, for after receiving the house prosperity transaction request that non-targeted node generates, generating room
Production transaction response, and the house prosperity transaction response is broadcasted in the house prosperity transaction block chain, the non-targeted node is except institute
State other house prosperity transaction nodes except destination node；
Trading object chooses module 303, and the house prosperity transaction for being generated according to the non-targeted node is responded from described non-
A node is chosen in destination node as trading object node；
House prosperity transaction module 304, for being carried out according to preset house prosperity transaction intelligence contract with the trading object node
House prosperity transaction generates house prosperity transaction record, and will be each in the house prosperity transaction recording synchronism to the house prosperity transaction block chain
A house prosperity transaction node.
Further, the house prosperity transaction device can also include：
Last-of-chain block acquisition module, the last-of-chain block for obtaining the house prosperity transaction block chain being locally stored, the last-of-chain
Block is the newest block being added into the house prosperity transaction block chain；
Characteristic operation module obtains last-of-chain Block Characteristic value for carrying out characteristic operation to the last-of-chain block；
Target block generation module, for generating target according to the last-of-chain Block Characteristic value and house prosperity transaction record
Block；
Target block broadcast module, for broadcasting the target block in the house prosperity transaction block chain；
Target block add module, for after receiving the target block of broadcast, the target block to be added
Enter in the house prosperity transaction block chain being locally stored.
Further, the house prosperity transaction device can also include：
Broadcasting reception module is handed over for receiving the house property that the house prosperity transaction node being connect with the destination node is sent
Easily request；
Broadcast transmission module, for house prosperity transaction request to be sent to the house prosperity transaction being connect with the destination node
Node.
Further, the house prosperity transaction device can also include：
It is preferred that in response to determining that module, for by the house prosperity transaction being initially received in response to determining that for preferred response；
Both candidate nodes determining module is determined as candidate section for will generate the non-targeted node preferably responded
Point, and generate both candidate nodes and determine message；
Both candidate nodes determine message broadcast module, true for broadcasting the both candidate nodes in the house prosperity transaction block chain
Determine message；
Trading object node determining module disappears for receiving the both candidate nodes determination that other house prosperity transaction nodes generate
Breath, and the highest both candidate nodes of the frequency of occurrences will be determined as the trading object node in the both candidate nodes determine message.
Further, the house prosperity transaction device can also include：
Intelligent contract disposes request module, for generating intelligent contract deployment request, and in the house prosperity transaction block chain
The middle broadcast intelligent contract deployment request, the intelligence contract deployment request includes the generation of the house prosperity transaction intelligence contract
Code；
Intelligent contract deployment module, in the intelligent contract deployment request for receiving the non-targeted node broadcasts
Afterwards, the code of the house prosperity transaction intelligence contract is preserved locally.
It is apparent to those skilled in the art that for convenience and simplicity of description, the device of foregoing description,
Module, specific work process, can refer to corresponding processes in the foregoing method embodiment, and details are not described herein.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, is not described in detail or remembers in some embodiment
The part of load may refer to the associated description of other embodiments.
Fig. 4 shows a kind of schematic block diagram of house prosperity transaction terminal device provided in an embodiment of the present invention, for the ease of saying
It is bright, it illustrates only and the relevant part of the embodiment of the present invention.
In the present embodiment, the house prosperity transaction terminal device 4 can be desktop PC, notebook, palm PC
And the computing devices such as cloud server.The house prosperity transaction terminal device 4 may include：It processor 40, memory 41 and is stored in
In the memory 41 and the computer-readable instruction 42 that can be run on the processor 40.The processor 40 executes described
The function of each module in above-mentioned each device embodiment, such as module 301 to 304 shown in Fig. 3 are realized when computer-readable instruction 42
Function.
Illustratively, the computer-readable instruction 42 can be divided into one or more module/units, one
Or multiple module/units are stored in the memory 41, and executed by the processor 40, to complete the present invention.Institute
It can be the series of computation machine readable instruction section that can complete specific function, the instruction segment to state one or more module/units
For describing implementation procedure of the computer-readable instruction 42 in the house prosperity transaction terminal device 4.
The processor 40 can be central processing unit (Central Processing Unit, CPU), can also be
Other general processors, digital signal processor (Digital Signal Processor, DSP), application-specific integrated circuit
(Application Specific Integrated Circuit, ASIC), field programmable gate array (Field-
Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic,
Discrete hardware components etc..General processor can be microprocessor or the processor can also be any conventional processor
Deng.
The memory 41 can be the internal storage unit of the house prosperity transaction terminal device 4, such as house prosperity transaction end
The hard disk or memory of end equipment 4.The memory 41 can also be the External memory equipment of the house prosperity transaction terminal device 4,
Such as the plug-in type hard disk being equipped on the house prosperity transaction terminal device 4, intelligent memory card (Smart Media Card, SMC),
Secure digital (Secure Digital, SD) blocks, flash card (Flash Card) etc..Further, the memory 41 may be used also
With both include the house prosperity transaction terminal device 4 internal storage unit and also including External memory equipment.The memory 41 is used
In other instruction and datas needed for the storage computer-readable instruction and the house prosperity transaction terminal device 4.It is described to deposit
Reservoir 41 can be also used for temporarily storing the data that has exported or will export.
Each functional unit in each embodiment of the present invention can be integrated in a processing unit, can also be each
Unit physically exists alone, can also be during two or more units are integrated in one unit.Above-mentioned integrated unit both may be used
It realizes, can also be realized in the form of SFU software functional unit in the form of using hardware.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can be stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
Embody, which is stored in a storage medium, including several computer-readable instructions use so that
One computer equipment (can be personal computer, server or the network equipment etc.) executes each embodiment institute of the present invention
State all or part of step of method.And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-
Only Memory), random access memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can be with
Store the medium of computer-readable instruction.
Embodiment described above is merely illustrative of the technical solution of the present invention, rather than its limitations；Although with reference to aforementioned reality
Applying example, invention is explained in detail, it will be understood by those of ordinary skill in the art that：It still can be to aforementioned each
Technical solution recorded in embodiment is modified or equivalent replacement of some of the technical features；And these are changed
Or it replaces, the spirit and scope for various embodiments of the present invention technical solution that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of method of house prosperity transaction information processing, which is characterized in that the method is applied to include multiple house prosperity transaction sections
In the house prosperity transaction block chain of point, the method includes：
First node generates house prosperity transaction request, and the house prosperity transaction request, institute are broadcasted in the house prosperity transaction block chain
It is any one house prosperity transaction node in the multiple house prosperity transaction node to state first node；
Each second node generates house prosperity transaction response, and in the house prosperity transaction after receiving the house prosperity transaction request
The house prosperity transaction response is broadcasted in block chain, the second node is that the first segment is removed in the multiple house prosperity transaction node
Any one house prosperity transaction node except point；
The first node responds according to the house prosperity transaction and chooses a second node conduct from each second node
Third node；
The first node carries out house prosperity transaction with the third node according to preset house prosperity transaction intelligence contract, generates house property
Transaction record, and by each house prosperity transaction node in the house prosperity transaction recording synchronism to the house prosperity transaction block chain.
2. house prosperity transaction method according to claim 1, which is characterized in that described to arrive the house prosperity transaction recording synchronism
Each house prosperity transaction node in the house prosperity transaction block chain includes：
Fourth node obtains the last-of-chain block for the house prosperity transaction block chain being locally stored, and the last-of-chain block is added into institute to be newest
The block in house prosperity transaction block chain is stated, the fourth node is the first node or the third node；
The fourth node carries out characteristic operation to the last-of-chain block, obtains last-of-chain Block Characteristic value；
The fourth node generates target block according to the last-of-chain Block Characteristic value and house prosperity transaction record；
The fourth node broadcasts the target block in the house prosperity transaction block chain；
Each house prosperity transaction node in the house prosperity transaction block chain, will be described after receiving the target block of broadcast
Target block is added into the house prosperity transaction block chain being locally stored.
3. house prosperity transaction method according to claim 1, which is characterized in that described wide in the house prosperity transaction block chain
Broadcasting the house prosperity transaction request includes：
House prosperity transaction request is sent to the 1st grade of broadcast node by the first node, the 1st grade of broadcast node for institute
State the house prosperity transaction node of first node connection；
House prosperity transaction request is sent to m+1 grades wide by m grades of broadcast nodes after receiving the house prosperity transaction request
Node is broadcast, is up to each house prosperity transaction node in the house prosperity transaction block chain receives the house prosperity transaction request
Only, the m+1 grades of broadcast nodes are the house prosperity transaction node being connect with the m grades of broadcast nodes, and m is more than or equal to 1
Integer.
4. house prosperity transaction method according to claim 1, which is characterized in that the first node is according to the house prosperity transaction
A second node is chosen in response from each second node：
The first node is by the house prosperity transaction being initially received in response to determining that for preferred response；
The first node will generate the second node preferably responded and be determined as both candidate nodes, and generate both candidate nodes determination
Message；
The first node broadcasts the both candidate nodes in the house prosperity transaction block chain and determines message；
The first node receives the both candidate nodes that other house prosperity transaction nodes generate and determines message, and will be in the candidate
Node determines that the highest both candidate nodes of the frequency of occurrences are determined as the third node in message.
5. house prosperity transaction method according to any one of claim 1 to 4, which is characterized in that the house prosperity transaction intelligence
The default process of contract includes：
5th node generates intelligent contract deployment request, and the intelligent contract deployment is broadcasted in the house prosperity transaction block chain
Request, the intelligence contract deployment request include the code of the house prosperity transaction intelligence contract, and the 5th node is described
Any one house prosperity transaction node in house prosperity transaction block chain；
Each house prosperity transaction node in the house prosperity transaction block chain is in the intelligent contract deployment request for receiving broadcast
Afterwards, the code of the house prosperity transaction intelligence contract is preserved locally.
6. a kind of house prosperity transaction device, which is characterized in that the house prosperity transaction device is applied to the mesh in house prosperity transaction block chain
It marks in node, the destination node is any one house prosperity transaction node in house prosperity transaction block chain, and described device includes：
House prosperity transaction request module for generating house prosperity transaction request, and broadcasts the room in the house prosperity transaction block chain
Produce transaction request；
House prosperity transaction respond module, for after receiving the house prosperity transaction request that non-targeted node generates, generating house prosperity transaction
Response, and the house prosperity transaction response is broadcasted in the house prosperity transaction block chain, the non-targeted node is except the target
Other house prosperity transaction nodes except node；
Trading object chooses module, and the house prosperity transaction for being generated according to the non-targeted node is responded from the non-targeted node
One node of middle selection is as trading object node；
House prosperity transaction module, for carrying out house property friendship according to preset house prosperity transaction intelligence contract with the trading object node
Easily, house prosperity transaction record is generated, and by the house prosperity transaction recording synchronism to each house property in the house prosperity transaction block chain
Transaction node.
7. house prosperity transaction device according to claim 6, which is characterized in that further include：
Last-of-chain block acquisition module, the last-of-chain block for obtaining the house prosperity transaction block chain being locally stored, the last-of-chain block
For the newest block being added into the house prosperity transaction block chain；
Characteristic operation module obtains last-of-chain Block Characteristic value for carrying out characteristic operation to the last-of-chain block；
Target block generation module, for generating target area according to the last-of-chain Block Characteristic value and house prosperity transaction record
Block；
Target block broadcast module, for broadcasting the target block in the house prosperity transaction block chain；
Target block add module, for after receiving the target block of broadcast, the target block to be added into this
In the house prosperity transaction block chain of ground storage.
8. house prosperity transaction device according to claim 6, which is characterized in that further include：
Broadcasting reception module is asked for receiving the house prosperity transaction that the house prosperity transaction node being connect with the destination node is sent
It asks；
Broadcast transmission module, for house prosperity transaction request to be sent to the house prosperity transaction section being connect with the destination node
Point.
9. house prosperity transaction device according to claim 6, which is characterized in that the trading object chooses module and includes：
It is preferred that in response to determining that module, for by the house prosperity transaction being initially received in response to determining that for preferred response；
Both candidate nodes determining module is determined as both candidate nodes for will generate the non-targeted node preferably responded, and
It generates both candidate nodes and determines message；
Both candidate nodes determine message broadcast module, disappear for broadcasting the both candidate nodes determination in the house prosperity transaction block chain
Breath；
Trading object node determining module determines message for receiving the both candidate nodes that other house prosperity transaction nodes generate,
And the highest both candidate nodes of the frequency of occurrences it will be determined as the trading object node in the both candidate nodes determine message.
10. the house prosperity transaction device according to any one of claim 6 to 9, which is characterized in that further include：
Intelligent contract disposes request module, for generating intelligent contract deployment request, and it is wide in the house prosperity transaction block chain
The intelligent contract deployment request is broadcast, the intelligence contract deployment request includes the code of the house prosperity transaction intelligence contract；
Intelligent contract deployment module, after being asked in the intelligent contract deployment for receiving the non-targeted node broadcasts,
The code of the house prosperity transaction intelligence contract is preserved locally.
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| CN201810121442.XA CN108446947B (en) | 2018-02-07 | 2018-02-07 | Real estate transaction method and device |
| PCT/CN2018/082842 WO2019153490A1 (en) | 2018-02-07 | 2018-04-12 | Method and device for real estate transaction, computer-readable storage medium, and terminal device |
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| CN201810121442.XA CN108446947B (en) | 2018-02-07 | 2018-02-07 | Real estate transaction method and device |
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|---|---|
| WO2019153490A1 (en) | 2019-08-15 |
| CN108446947B (en) | 2021-05-18 |
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