CN109993590B - Electronic invoice issuing method and device, electronic equipment and medium - Google Patents
Electronic invoice issuing method and device, electronic equipment and medium Download PDFInfo
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- CN109993590B CN109993590B CN201711464908.8A CN201711464908A CN109993590B CN 109993590 B CN109993590 B CN 109993590B CN 201711464908 A CN201711464908 A CN 201711464908A CN 109993590 B CN109993590 B CN 109993590B
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Abstract
The invention discloses a method, a device, electronic equipment and a medium for issuing an electronic invoice, which are used for solving the problem of repeated issuing of the electronic invoice in the prior art, and specifically comprise the following steps: by establishing the association relation among the serial number, the index number and the invoice identifier in the association database and carrying the generated serial number when the invoice issuing request is sent, whether the corresponding electronic invoice has been issued for the serial number can be determined by using whether the index number and the invoice identifier associated with the serial number are recorded in the association database before the electronic invoice is issued, so that the risk of repeated issuing of the electronic invoice is effectively avoided, and the effectiveness of issuing the electronic invoice is improved.
Description
Technical Field
The invention relates to the technical field of electronic invoices, in particular to a method and a device for issuing an electronic invoice, electronic equipment and a medium.
Background
The tax control system is a network system for realizing electronic invoice issuing, and provides services for issuing electronic invoices for enterprises and users, but in practical application, the problem of repeated issuing of the electronic invoices usually occurs due to reasons such as poor network and the like, so that unnecessary troubles are brought to links such as bookkeeping, reimbursement and the like of subsequent electronic invoices, and how to avoid the repeated issuing of the electronic invoices is a problem to be solved urgently in the technical field of the electronic invoices.
Disclosure of Invention
The embodiment of the invention provides an electronic invoice issuing method, an electronic invoice issuing device, electronic equipment and a medium, which are used for solving the problem that electronic invoices are repeatedly issued in the electronic invoice issuing method in the prior art.
The embodiment of the invention provides the following specific technical scheme:
a method for issuing an electronic invoice is applied to a server side of an electronic invoice issuing platform and comprises the following steps:
receiving an invoice issuing request sent by a client, wherein the invoice issuing request carries a flow number generated by the client and a tax control equipment identifier obtained by the client;
judging whether a serial number is recorded in the association database;
if so, determining whether a corresponding electronic invoice is made for the serial number or not based on whether the index number and the invoice identifier associated with the serial number are recorded in the association database or not;
if not, controlling the tax control equipment corresponding to the tax control equipment identification to make a corresponding electronic invoice aiming at the serial number, generating the index number, and establishing an association relation among the serial number, the index number and the invoice identification of the electronic invoice in the association database.
Preferably, the determining whether the corresponding electronic invoice has been issued for the serial number based on whether the index number and the invoice identifier associated with the serial number are recorded in the association database includes:
if the index number and the invoice identification which are associated with the serial number are recorded in the association database, acquiring the electronic invoice corresponding to the index number and the invoice identification from the tax control equipment;
and if the index number and the invoice identifier associated with the serial number are not recorded in the association database, determining whether the corresponding electronic invoice is issued for the serial number or not based on whether the index number and the invoice identifier associated with the serial number are recorded in the tax control equipment or not.
Preferably, the determining whether the corresponding electronic invoice has been issued for the serial number based on whether the index number and the invoice identifier associated with the serial number are recorded in the tax control device includes:
reading the last serial number which is associated with the index number before the serial number from the association database, and taking the read serial number as a target serial number;
acquiring invoice identifications and index numbers corresponding to N running numbers with the target running number as the start from tax control equipment, wherein the value of N is the difference value between the target running number and the running number;
judging whether the index numbers and the invoice identifications corresponding to the serial numbers exist in the index numbers and the invoice identifications corresponding to the N serial numbers;
if yes, when the electronic invoice associated with the index number and the invoice identification is obtained in the tax control equipment, the corresponding electronic invoice is determined to be issued aiming at the serial number.
If not, the corresponding electronic invoice is not issued according to the serial number.
Preferably, before controlling the tax control device corresponding to the tax control device identifier to issue a corresponding electronic invoice for the serial number, the method further includes:
acquiring invoice identification from the tax control equipment, and establishing an association relation between the invoice identification and the serial number in the association database when determining that the invoice identification is not recorded in the association database.
Preferably, the method for issuing the electronic invoice further comprises:
when determining that the invoice identifier is recorded in the association database, judging whether an index number associated with the invoice identifier is recorded in the association database;
if so, acquiring an electronic invoice associated with the index number from the tax control equipment;
and if not, deleting the invoice identifier recorded in the associated database.
Preferably, before generating the index number, the method further comprises:
and reading the invoice identification from the tax control equipment as a comparison invoice identification, and confirming that the tax control equipment has successfully made an electronic invoice when the comparison invoice identification is different from the invoice identification.
Preferably, the method for issuing the electronic invoice further comprises:
and when the compared invoice identifier is determined to be the same as the invoice identifier, the tax control equipment is determined to be unsuccessful in issuing the electronic invoice, and the association relation between the invoice identifier and the serial number established in the association database is deleted.
Preferably, the establishing of the association relationship between the serial number, the index number and the invoice identifier of the electronic invoice in the association database includes:
and adding the index number to the incidence relation between the invoice identifier and the serial number established in the association database to obtain the incidence relation between the serial number and the index number and the invoice identifier.
The utility model provides an apparatus for issuing of electronic invoice, is applied to the server side of electronic invoice issuing platform, and the apparatus for issuing of electronic invoice includes:
the receiving unit is used for receiving an invoice issuing request sent by a client, wherein the invoice issuing request carries a serial number generated by the client and a tax control equipment identifier obtained by the client;
the judging unit is used for judging whether the serial number is recorded in the association database; if so, determining whether a corresponding electronic invoice is made for the serial number or not based on whether the index number and the invoice identifier associated with the serial number are recorded in the association database or not; if not, controlling the tax control equipment corresponding to the tax control equipment identification to make a corresponding electronic invoice aiming at the serial number, generating the index number, and establishing an association relation among the serial number, the index number and the invoice identification of the electronic invoice in the association database.
Preferably, when determining whether the corresponding electronic invoice has been issued for the serial number based on whether the index number and the invoice identifier associated with the serial number are recorded in the association database, the determining unit is specifically configured to:
if the index number and the invoice identification which are associated with the serial number are recorded in the association database, acquiring the electronic invoice corresponding to the index number and the invoice identification from the tax control equipment;
and if the index number and the invoice identifier associated with the serial number are not recorded in the association database, determining whether the corresponding electronic invoice is issued for the serial number or not based on whether the index number and the invoice identifier associated with the serial number are recorded in the tax control equipment or not.
Preferably, when determining whether the corresponding electronic invoice has been issued for the serial number based on whether the tax control device records the index number and the invoice identifier associated with the serial number, the determining unit is specifically configured to:
reading the last serial number which is associated with the index number before the serial number from the association database, and taking the read serial number as a target serial number;
acquiring invoice identifications and index numbers corresponding to N running numbers with the target running number as the start from tax control equipment, wherein the value of N is the difference value between the target running number and the running number;
judging whether the index numbers and the invoice identifications corresponding to the serial numbers exist in the index numbers and the invoice identifications corresponding to the N serial numbers;
if yes, when the electronic invoice associated with the index number and the invoice identification is obtained in the tax control equipment, the corresponding electronic invoice is determined to be issued aiming at the serial number.
If not, the corresponding electronic invoice is not issued according to the serial number.
Preferably, the electronic invoice issuing device further comprises an establishing unit, wherein the establishing unit is used for:
before the tax control equipment corresponding to the tax control equipment identification is controlled by the judging unit to issue a corresponding electronic invoice aiming at the serial number, acquiring the invoice identification from the tax control equipment, and establishing an association relation between the invoice identification and the serial number in the association database when the invoice identification is determined not to be recorded in the association database.
Preferably, the judging unit is further configured to:
when determining that the invoice identifier is recorded in the association database, judging whether an index number associated with the invoice identifier is recorded in the association database;
if so, acquiring an electronic invoice associated with the index number from the tax control equipment;
and if not, deleting the invoice identifier recorded in the associated database.
Preferably, before generating the index number, the determining unit is further configured to:
and reading the invoice identification from the tax control equipment as a comparison invoice identification, and confirming that the tax control equipment has successfully made an electronic invoice when the comparison invoice identification is different from the invoice identification.
Preferably, the judging unit is further configured to:
and when the compared invoice identifier is determined to be the same as the invoice identifier, the tax control equipment is determined to be unsuccessful in issuing the electronic invoice, and the association relation between the invoice identifier and the serial number established in the association database is deleted.
Preferably, when the association relationship between the serial number, the index number, and the invoice identifier of the electronic invoice is established in the association database, the establishing unit is specifically configured to:
and adding the index number to the incidence relation between the invoice identifier and the serial number established in the association database to obtain the incidence relation between the serial number and the index number and the invoice identifier.
A non-transitory computer storage medium having stored thereon computer-executable instructions for causing a computer to perform the steps of the method of electronic invoicing as described above.
An electronic device, comprising: a memory, a processor and a computer program stored on the memory, the processor when executing the computer program implementing the steps of the method of issuing electronic invoices as described above.
The embodiment of the invention has the following beneficial effects:
in the embodiment of the invention, the association relation among the serial number, the index number and the invoice identifier is established in the association database, and the generated serial number is carried when the invoice issuing request is sent, so that whether the corresponding electronic invoice has been issued for the serial number can be determined by using whether the index number and the invoice identifier associated with the serial number are recorded in the association database before the electronic invoice is issued, the risk of repeated issuing of the electronic invoice is effectively avoided, and the effectiveness of issuing the electronic invoice is improved.
Drawings
Fig. 1 is a schematic structural diagram of a tax control system according to a first embodiment of the present invention;
FIG. 2 is a schematic diagram illustrating an overview of a method for issuing an electronic invoice provided in the second embodiment of the present invention;
fig. 3A and 3B are schematic flow charts of a method for issuing an electronic invoice according to a third embodiment of the present invention;
fig. 4 is a functional structure diagram of an electronic invoice issuing device provided in the fourth embodiment of the present invention;
fig. 5 is a schematic diagram of a hardware structure of the electronic device according to the sixth embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.
In order to avoid repeated invoicing of electronic invoices, in the embodiment of the invention, a server side of an electronic invoicing platform receives an invoicing request sent by a client side, wherein the invoicing request carries a running water number generated by the client side and a tax control equipment identifier obtained by the client side; judging whether a serial number is recorded in the association database; if yes, determining whether a corresponding electronic invoice is issued for the serial number or not based on whether the index number and the invoice identification (including but not limited to the invoice number and the invoice code) associated with the serial number are recorded in the association database; if not, controlling the tax control equipment corresponding to the tax control equipment identification to make a corresponding electronic invoice aiming at the serial number, generating the index number, and establishing an association relation among the serial number, the index number and the invoice identification of the electronic invoice in the association database. Therefore, by establishing the association relation among the serial number, the index number and the invoice identifier in the association database and carrying the generated serial number when the invoice issuing request is sent, whether the corresponding electronic invoice has been issued for the serial number can be determined by using whether the index number and the invoice identifier associated with the serial number are recorded in the association database before the electronic invoice is issued, the risk of repeated issuing of the electronic invoice is effectively avoided, and the effectiveness of issuing the electronic invoice is improved.
The present invention will be described in detail with reference to specific examples, but it is to be understood that the present invention is not limited to the examples.
Example one
In an embodiment of the present invention, a tax control system is provided, as shown in fig. 1, the tax control system includes but is not limited to: the system comprises a client side of an electronic invoice issuing platform, a server side of the electronic invoice issuing platform and each tax control unit embedded in the server side, wherein each tax control unit is internally provided with tax control equipment (such as a gold tax disk), and the client side supports all core tax control services, including invoice source downloading, invoice issuing, invoice uploading, copying, tax completing and the like; the server side adopts a 32-bit ARM9 Central Processing Unit (CPU) as a core processor, can support the scheduling of one or more tax control devices, not only meets the requirements of tax enterprises with different scales and different application scenes, but also does not need to additionally provide corresponding computer equipment for the tax control devices to support the operation of the tax control devices like the prior art for each enterprise and user, a client side of an electronic invoice issuing platform is installed on any electronic device, and the tax control device identification of the tax control device is associated after the registration is successful, namely, an invoice issuing request is sent to the server side of the electronic invoice issuing platform after the client side is logged in, the server side of the electronic invoice issuing platform determines the corresponding tax control device according to the tax control device identification carried in the invoice issuing request, thereby controlling the tax control device to issue electronic invoices for the enterprise and the user, furthermore, the electronic invoice issuing is realized, and the expenditure cost of each enterprise and each user is saved.
Example two
The second embodiment of the present invention provides a method for issuing an electronic invoice, which is applied to a server of an electronic invoice issuing platform, and referring to fig. 1, the flow of the method for issuing an electronic invoice is as follows:
step 201: receiving an invoice issuing request sent by a client, wherein the invoice issuing request carries a running water number generated by the client and a tax control equipment identifier obtained by the client.
Step 202: judging whether the serial number is recorded in the association database, if so, executing step 203; if not, go to step 204.
Step 203: and determining whether the corresponding electronic invoice has been issued for the serial number or not based on whether the index number and the invoice identifier associated with the serial number are recorded in the association database or not.
Step 204: controlling the tax control equipment corresponding to the tax control equipment identification to make a corresponding electronic invoice aiming at the serial number, generating an index number, and establishing an association relation between the serial number and the index number and the invoice identification of the electronic invoice in the association database.
EXAMPLE III
Referring to fig. 3A and 3B, the method for issuing an electronic invoice provided in the second embodiment of the present invention is described in further detail below, and the specific flow of the method for issuing an electronic invoice provided in the third embodiment of the present invention is as follows:
step 301: when the client receives the invoice issuing request, the client acquires the tax control equipment identification based on the pre-stored registration information, generates the serial number, carries the tax control equipment identification and the serial number in the invoice issuing request and sends the invoice issuing request to the server.
Step 302: when the server receives an invoice issuing request sent by the client, judging whether a serial number carried in the invoice issuing request is recorded in the associated database; if yes, go to step 311; if not, go to step 303.
Step 303: the server side obtains the invoice identification from the tax control equipment and judges whether the invoice identification is recorded in the associated database, if so, the step 304 is executed; if not, go to step 307.
Step 304: the server determines whether an index number associated with the invoice identifier is recorded in the association database, if so, executes step 305; if not, go to step 306.
Step 305: and the server side acquires the electronic invoice associated with the index number from the tax control equipment, and returns the electronic invoice to the client side by carrying the electronic invoice in an invoice making success response.
Step 306: the server deletes the invoice identifier recorded in the association database and proceeds to step 307.
Step 307: the server side establishes the incidence relation between the invoice identification and the serial number carried in the invoice issuing request in the incidence database, and controls the tax control equipment to issue the electronic invoice.
Step 308: the server side judges whether the tax control equipment successfully issues the electronic invoice, if so, the step 309 is executed; if not, go to step 310.
Specifically, when the server determines whether the tax control device successfully issues the electronic invoice, the following method may be adopted, but is not limited to: the server side reads an invoice mark from the tax control equipment as a comparison invoice mark, and if the comparison invoice mark is the same as the invoice mark, the tax control equipment is determined not to successfully issue the electronic invoice; if the compared invoice mark is different from the invoice mark, the tax control device is determined to have successfully issued the electronic invoice.
Step 309: the server generates an index number, adds the index number to the incidence relation between the invoice identifier and the serial number established in the association database to obtain the incidence relation between the serial number and the index number and the invoice identifier, and returns the electronic invoice carried in the invoice issuing success response to the client.
Step 310: the server deletes the association relationship between the serial number and the invoice identifier established in the association database, and returns an invoice issuing failure response to the client.
Step 311: the server side judges whether an invoice identifier and an index number which are associated with the serial number are recorded in the association database; if yes, go to step 312; if not, go to step 313.
Step 312: and the server side acquires the electronic invoice associated with the index number from the tax control equipment, and returns the electronic invoice to the client side by carrying the electronic invoice in an invoice making success response.
Step 313: the server side reads the last serial number which is associated with the index number before the serial number from the association database, takes the read serial number as a target serial number, and obtains invoice identifications and index numbers corresponding to N serial numbers which take the target serial number as a start from the tax control equipment, wherein the value of N is the difference value between the target serial number and the serial number.
Step 314: the server judges whether the invoice identifications and the index numbers corresponding to the serial numbers exist in the invoice identifications and the index numbers corresponding to the N serial numbers; if yes, go to step 315; if not, go to step 318.
Step 315: the server side searches the electronic invoice associated with the index number in the tax control equipment, judges whether the electronic invoice associated with the index number is found in the tax control equipment or not, and executes step 316 if the electronic invoice associated with the index number is found in the tax control equipment; if not, go to step 317.
Step 316: and the server updates the invoice identifier and the index number associated with the serial number in the association database, and returns the found electronic invoice to the client in an invoice issuing success response carried by the invoice identifier and the index number.
Step 317: the server controls the tax control equipment to delete the invoice identifier and the index number associated with the serial number, deletes the serial number in the association database, and returns an invoice issuing failure response to the client.
Step 318: the server side deletes the serial number in the association database and returns an invoice issuing failure response to the client side.
Example four
Based on the foregoing embodiment, a fourth embodiment of the present invention provides an electronic invoice issuing device, which is applied to a server side, and as shown in fig. 4, the electronic invoice issuing device at least includes:
the receiving unit 401 is configured to receive an invoice issuing request sent by a client, where the invoice issuing request carries a serial number generated by the client and a tax control device identifier obtained by the client;
a judging unit 402, configured to judge whether a serial number is recorded in the association database; if so, determining whether a corresponding electronic invoice is made for the serial number or not based on whether the index number and the invoice identifier associated with the serial number are recorded in the association database or not; if not, controlling the tax control equipment corresponding to the tax control equipment identification to make a corresponding electronic invoice aiming at the serial number, generating the index number, and establishing an association relation among the serial number, the index number and the invoice identification of the electronic invoice in the association database.
Preferably, when determining whether the corresponding electronic invoice has been issued for the serial number based on whether the index number and the invoice identifier associated with the serial number are recorded in the association database, the determining unit 402 is specifically configured to:
if the index number and the invoice identification which are associated with the serial number are recorded in the association database, acquiring the electronic invoice corresponding to the index number and the invoice identification from the tax control equipment;
and if the index number and the invoice identifier associated with the serial number are not recorded in the association database, determining whether the corresponding electronic invoice is issued for the serial number or not based on whether the index number and the invoice identifier associated with the serial number are recorded in the tax control equipment or not.
Preferably, when determining whether the corresponding electronic invoice has been issued for the serial number based on whether the tax control device records the index number and the invoice identifier associated with the serial number, the determining unit 402 is specifically configured to:
reading the last serial number which is associated with the index number before the serial number from the association database, and taking the read serial number as a target serial number;
acquiring invoice identifications and index numbers corresponding to N running numbers with the target running number as the start from tax control equipment, wherein the value of N is the difference value between the target running number and the running number;
judging whether the index numbers and the invoice identifications corresponding to the serial numbers exist in the index numbers and the invoice identifications corresponding to the N serial numbers;
if yes, when the electronic invoice associated with the index number and the invoice identification is obtained in the tax control equipment, the corresponding electronic invoice is determined to be issued aiming at the serial number.
If not, the corresponding electronic invoice is not issued according to the serial number.
Preferably, the electronic invoice issuing apparatus further includes an establishing unit 403, where the establishing unit 403 is specifically configured to:
before the tax control equipment corresponding to the tax control equipment identification is controlled by the judging unit to issue a corresponding electronic invoice aiming at the serial number, acquiring the invoice identification from the tax control equipment, and establishing an association relation between the invoice identification and the serial number in the association database when the invoice identification is determined not to be recorded in the association database.
Preferably, the determining unit 402 is further configured to:
when determining that the invoice identifier is recorded in the association database, judging whether an index number associated with the invoice identifier is recorded in the association database;
if so, acquiring an electronic invoice associated with the index number from the tax control equipment;
and if not, deleting the invoice identifier recorded in the associated database.
Preferably, before generating the index number, the determining unit 402 is further configured to:
and reading the invoice identification from the tax control equipment as a comparison invoice identification, and confirming that the tax control equipment has successfully made an electronic invoice when the comparison invoice identification is different from the invoice identification.
Preferably, the determining unit 402 is further configured to:
and when the compared invoice identifier is determined to be the same as the invoice identifier, the tax control equipment is determined to be unsuccessful in issuing the electronic invoice, and the association relation between the invoice identifier and the serial number established in the association database is deleted.
Preferably, when the association relationship between the serial number, the index number and the invoice identifier of the electronic invoice is established in the association database, the establishing unit 403 is specifically configured to:
and adding the index number to the incidence relation between the invoice identifier and the serial number established in the association database to obtain the incidence relation between the serial number and the index number and the invoice identifier.
EXAMPLE five
Having described the tax control systems, methods and apparatus of exemplary embodiments of the present invention, a non-volatile computer storage medium for electronic invoicing of exemplary embodiments of the present invention is described next. An embodiment of the present invention provides a non-volatile computer storage medium, where the non-volatile computer storage medium stores computer-executable instructions, where the computer-executable instructions are configured to enable a computer to perform the steps of the method for issuing an electronic invoice, such as performing step 201 shown in fig. 2: receiving an invoice issuing request sent by a client, wherein the invoice issuing request carries a running water number generated by the client and a tax control equipment identifier obtained by the client; step 202: judging whether the serial number is recorded in the association database, if so, executing step 203: determining whether a corresponding electronic invoice is issued for the serial number or not based on whether the index number and the invoice identifier associated with the serial number are recorded in the association database or not; if not, go to step 204: controlling the tax control equipment corresponding to the tax control equipment identification to make a corresponding electronic invoice aiming at the serial number, generating an index number, and establishing an association relation between the serial number and the index number and the invoice identification of the electronic invoice in the association database.
EXAMPLE six
Having described the tax control systems, methods, apparatus and non-volatile computer storage media of exemplary embodiments of the present invention, an electronic device for electronic invoicing of exemplary embodiments of the present invention is described next. An embodiment of the present invention provides an electronic device for issuing an electronic invoice, and referring to fig. 5, the electronic device may include: memory 501, processor 502 and a computer program stored on memory 501, which when executed by processor 502, implement the steps of the above-described method of issuing electronic invoices, such as implementing step 201 as shown in fig. 2: receiving an invoice issuing request sent by a client, wherein the invoice issuing request carries a running water number generated by the client and a tax control equipment identifier obtained by the client; step 202: judging whether the serial number is recorded in the association database, if so, executing step 203: determining whether a corresponding electronic invoice is issued for the serial number or not based on whether the index number and the invoice identifier associated with the serial number are recorded in the association database or not; if not, go to step 204: controlling the tax control equipment corresponding to the tax control equipment identification to make a corresponding electronic invoice aiming at the serial number, generating an index number, and establishing an association relation between the serial number and the index number and the invoice identification of the electronic invoice in the association database.
Preferably, the memory 501 may include Read Only Memory (ROM) and Random Access Memory (RAM), and the processor 502 may be a parallel processor.
Preferably, the electronic device for electronic invoice presentment in the sixth embodiment of the present invention may further include an input device 503, an output device 504, and the like. Input devices 503 may include a stylus, keyboard, mouse, touch screen, etc.; the output device 504 may include a Display device such as a Liquid Crystal Display (LCD), a Cathode Ray Tube (CRT), a touch screen, or the like. The memory 501, the processor 502, the input device 503 and the output device 504 may be connected by a bus or other means, and fig. 5 only illustrates the connection by a bus.
In summary, in the embodiment of the present invention, a server of an electronic invoice issuing platform receives an invoice issuing request sent by a client, where the invoice issuing request carries a serial number generated by the client and a tax control device identifier obtained by the client; judging whether a serial number is recorded in the association database; if so, determining whether a corresponding electronic invoice is made for the serial number or not based on whether the index number and the invoice identifier associated with the serial number are recorded in the association database or not; if not, controlling the tax control equipment corresponding to the tax control equipment identification to make a corresponding electronic invoice aiming at the serial number, generating the index number, and establishing an association relation among the serial number, the index number and the invoice identification of the electronic invoice in the association database. Therefore, by establishing the association relation among the serial number, the index number and the invoice identifier in the association database and carrying the generated serial number when the invoice issuing request is sent, whether the corresponding electronic invoice has been issued for the serial number can be determined by using whether the index number and the invoice identifier associated with the serial number are recorded in the association database before the electronic invoice is issued, the risk of repeated issuing of the electronic invoice is effectively avoided, and the effectiveness of issuing the electronic invoice is improved.
As will be appreciated by one skilled in the art, embodiments of the present invention may be provided as a method, system, or computer program product. Accordingly, the present invention may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present invention may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present invention is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the invention. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various modifications and variations can be made in the embodiments of the present invention without departing from the spirit or scope of the embodiments of the invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to encompass such modifications and variations.
Claims (14)
1. The method for issuing the electronic invoice is applied to a server side of an electronic invoice issuing platform and comprises the following steps:
establishing an association relation among the serial number, the index number and the invoice identifier in an association database;
receiving an invoice issuing request sent by a client, wherein the invoice issuing request carries a running water number generated by the client and a tax control equipment identifier obtained by the client;
judging whether the serial number is recorded in the association database;
if yes, determining whether a corresponding electronic invoice has been issued for the serial number based on whether an index number and an invoice identifier associated with the serial number are recorded in the association database, including: if the index number and the invoice identification which are associated with the serial number are recorded in the association database, acquiring the electronic invoice corresponding to the index number and the invoice identification from the tax control equipment; if the index number and the invoice identifier associated with the serial number are not recorded in the association database, determining whether a corresponding electronic invoice is issued for the serial number based on whether the index number and the invoice identifier associated with the serial number are recorded in the tax control equipment; determining whether a corresponding electronic invoice has been issued for the serial number based on whether an index number and an invoice identification associated with the serial number are recorded in the tax control device, including: reading the last serial number which is associated with the index number and is before the serial number from the association database, and taking the read serial number as a target serial number; acquiring invoice identifications and index numbers corresponding to N serial numbers with the target serial number as a start from the tax control equipment, wherein the value of N is the difference value between the target serial number and the serial number; judging whether the index numbers and the invoice identifications corresponding to the serial numbers exist in the index numbers and the invoice identifications corresponding to the N serial numbers; if so, when the electronic invoice associated with the index number and the invoice identifier is acquired in the tax control equipment, determining that a corresponding electronic invoice is issued for the serial number; if not, determining that the corresponding electronic invoice is not issued aiming at the serial number;
if not, controlling tax control equipment corresponding to the tax control equipment identification to make a corresponding electronic invoice aiming at the serial number, generating an index number, and establishing an association relation between the serial number and the index number as well as the invoice identification of the electronic invoice in the association database.
2. The method of issuing recited in claim 1, wherein before controlling the tax control device corresponding to the tax control device identification to issue a corresponding electronic invoice for the serial number, further comprising:
acquiring an invoice identifier from the tax control equipment, and establishing an association relation between the invoice identifier and the serial number in the association database when the invoice identifier is determined not to be recorded in the association database.
3. A method as recited in claim 2, further comprising:
when the invoice identifier is determined to be recorded in the association database, judging whether an index number associated with the invoice identifier is recorded in the association database;
if yes, acquiring an electronic invoice associated with the index number from the tax control equipment;
and if not, deleting the invoice identifier recorded in the associated database.
4. The opening method of claim 1, further comprising, prior to generating the index number:
and reading an invoice mark from the tax control equipment as a comparison invoice mark, and confirming that the tax control equipment has successfully made an electronic invoice when the comparison invoice mark is determined to be different from the invoice mark.
5. The opening method of claim 4, further comprising:
and when the compared invoice identification is determined to be the same as the invoice identification, the tax control equipment is determined to have failed to issue the electronic invoice, and the association relation between the invoice identification and the serial number established in the association database is deleted.
6. The method of issuing a draft according to claim 2, wherein establishing an association between said serial number and said index number and an invoice identifier of said electronic invoice in said association database comprises:
and adding the index number to the incidence relation between the invoice identifier and the serial number established in the association database to obtain the incidence relation between the serial number and the index number and the invoice identifier.
7. The utility model provides an electronic invoice's issuing device which characterized in that is applied to the server side of electronic invoice issuing platform, the device includes:
the establishing unit is used for establishing an association relation among the serial number, the index number and the invoice identifier in the association database;
the system comprises a receiving unit and a processing unit, wherein the receiving unit is used for receiving an invoice issuing request sent by a client, and the invoice issuing request carries a serial number generated by the client and a tax control equipment identifier obtained by the client;
the judging unit is used for judging whether the serial number is recorded in the association database; if yes, determining whether a corresponding electronic invoice is issued aiming at the serial number or not based on whether the index number and the invoice identification which are associated with the serial number are recorded in the association database or not; if not, controlling tax control equipment corresponding to the tax control equipment identification to make a corresponding electronic invoice aiming at the serial number, generating an index number, and establishing an association relation between the serial number and the index number as well as the invoice identification of the electronic invoice in the association database;
when determining whether a corresponding electronic invoice has been issued for the serial number based on whether the index number and the invoice identifier associated with the serial number are recorded in the association database, the determining unit is specifically configured to: if the index number and the invoice identification which are associated with the serial number are recorded in the association database, acquiring the electronic invoice corresponding to the index number and the invoice identification from the tax control equipment; if the index number and the invoice identifier associated with the serial number are not recorded in the association database, determining whether a corresponding electronic invoice is issued for the serial number based on whether the index number and the invoice identifier associated with the serial number are recorded in the tax control equipment;
when determining whether a corresponding electronic invoice has been issued for the serial number based on whether the index number and the invoice identifier associated with the serial number are recorded in the fiscal device, the determining unit is specifically configured to: reading the last serial number which is associated with the index number and is before the serial number from the association database, and taking the read serial number as a target serial number; acquiring invoice identifications and index numbers corresponding to N serial numbers with the target serial number as a start from the tax control equipment, wherein the value of N is the difference value between the target serial number and the serial number; judging whether the index numbers and the invoice identifications corresponding to the serial numbers exist in the index numbers and the invoice identifications corresponding to the N serial numbers; if so, when the electronic invoice associated with the index number and the invoice identifier is acquired in the tax control equipment, determining that a corresponding electronic invoice is issued for the serial number; if not, determining that the corresponding electronic invoice is not issued aiming at the serial number.
8. The opening apparatus of claim 7, further comprising a setup unit, wherein the setup unit is to:
before the judging unit controls the tax control equipment corresponding to the tax control equipment identification to make a corresponding electronic invoice for the serial number, acquiring an invoice identification from the tax control equipment, and establishing an association relation between the invoice identification and the serial number in the association database when determining that the invoice identification is not recorded in the association database.
9. The opening device of claim 8, wherein the determination unit is further configured to:
when the invoice identifier is determined to be recorded in the association database, judging whether an index number associated with the invoice identifier is recorded in the association database;
if yes, acquiring an electronic invoice associated with the index number from the tax control equipment;
and if not, deleting the invoice identifier recorded in the associated database.
10. The opener apparatus of claim 7, wherein prior to generating the index number, the determination unit is further to:
and reading an invoice mark from the tax control equipment as a comparison invoice mark, and confirming that the tax control equipment has successfully made an electronic invoice when the comparison invoice mark is determined to be different from the invoice mark.
11. The opening device of claim 10, wherein the determination unit is further configured to:
and when the compared invoice identification is determined to be the same as the invoice identification, the tax control equipment is determined to have failed to issue the electronic invoice, and the association relation between the invoice identification and the serial number established in the association database is deleted.
12. The invoicing apparatus according to claim 8, wherein, when establishing the association relationship between the serial number, the index number, and the invoice identifier of the electronic invoice in the association database, the establishing unit is specifically configured to:
and adding the index number to the incidence relation between the invoice identifier and the serial number established in the association database to obtain the incidence relation between the serial number and the index number and the invoice identifier.
13. A non-transitory computer storage medium storing computer-executable instructions for causing a computer to perform the steps of the method of issuing an electronic invoice as claimed in any one of claims 1 to 6.
14. An electronic device, comprising: memory, processor and computer program stored on the memory, the processor implementing the steps of the method of issuing an electronic invoice as claimed in any one of claims 1 to 6 when executing the computer program.
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| CN201711464908.8A CN109993590B (en) | 2017-12-28 | 2017-12-28 | Electronic invoice issuing method and device, electronic equipment and medium |
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| CN201711464908.8A CN109993590B (en) | 2017-12-28 | 2017-12-28 | Electronic invoice issuing method and device, electronic equipment and medium |
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| CN103559643A (en) * | 2013-11-14 | 2014-02-05 | 国家电网公司 | Method and system for generating value added tax invoice information |
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