CN109033456A - A kind of condition query method, apparatus, electronic equipment and storage medium - Google Patents

A kind of condition query method, apparatus, electronic equipment and storage medium Download PDF

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Publication number
CN109033456A
CN109033456A CN201810990724.3A CN201810990724A CN109033456A CN 109033456 A CN109033456 A CN 109033456A CN 201810990724 A CN201810990724 A CN 201810990724A CN 109033456 A CN109033456 A CN 109033456A
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China
Prior art keywords
query
node
attribute
interface
matched
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CN201810990724.3A
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CN109033456B (en
Inventor
倪忠俊
冯凯文
彭荣贵
张超
李科磊
陈卓
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Baidu Online Network Technology Beijing Co Ltd
Beijing Baidu Netcom Science and Technology Co Ltd
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Beijing Baidu Netcom Science and Technology Co Ltd
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Abstract

The embodiment of the invention discloses a kind of condition query method, apparatus, electronic equipment and media, this method comprises: obtaining query object, wherein the query object is the object for setting the specified attribute to be inquired;Call the match query interface of each node, so that each node matches the specified attribute in the query object with respective attributes object, wherein, the attributes object is according to the abstract obtained object of the attribute set of node, and the match query interface is predetermined for carrying out the matched interface of object properties;The matching result for obtaining each node, the result as condition query.Since the attribute set of node is abstracted as an object, and matched interfaces are provided for node, when condition query to be carried out, as long as incoming specify the object of attribute-name and attribute value, it is matched by node, it can be obtained final query result, be not related to the variation of interface, query process is succinct, quick.

Description

A kind of condition query method, apparatus, electronic equipment and storage medium
Technical field
The present embodiments relate to field of computer technology more particularly to a kind of condition query method, apparatus, electronic equipment And storage medium.
Background technique
In unmanned vehicle system, each computing unit is conceptualized as node one by one.Each node includes certain category Property, such as Hostname, process number, node name etc..
In programming, when needs are specified to be inquired according to some attribute or certain several attribute, frequently involve Interface changes, and is inconvenient.For example, needing to input for two attributes of A, B if to inquire the node of two attributes of A, B Query statement, and call query interface to inquire the node for meeting two attributes of A, B in the process of implementation, it is similar , if to inquire the node of two attributes of B, C, need to input the query statement for two attributes of B, C again, and holding Query interface is called to inquire the node for meeting two attributes of A, B during row.Therefore, for different inquiry categories Property, it requires to call query interface, to cause query process more complicated because of the variation of interface.
Summary of the invention
The embodiment of the present invention provides a kind of condition query method, apparatus, electronic equipment and storage medium, realize it is more convenient, Succinctly, it quickly inquires.
In a first aspect, the embodiment of the invention provides a kind of condition query methods, which comprises
Obtain query object, wherein the query object is the object for setting the specified attribute to be inquired;
Call the match query interface of each node, so as to each node by the query object specified attribute with it is respective Attributes object is matched, wherein the attributes object is according to the abstract obtained object of the attribute set of node, the inquiry Matched interfaces are predetermined for carrying out the matched interface of object properties;
The matching result for obtaining each node, the result as condition query.
Second aspect, the embodiment of the invention also provides a kind of condition query device, described device includes:
Query object obtains module, for obtaining query object, wherein the query object is to set the finger to be inquired Determine the object of attribute;
Matched interfaces calling module, for calling the match query interface of each node, so as to each node by it is described inquiry pair Specified attribute as in is matched with respective attributes object, wherein the attributes object is the attribute set according to node Abstract obtained object, the match query interface are predetermined for carrying out the matched interface of object properties;
Matching result obtains module, the result for obtaining the matching result of each node, as condition query.
The third aspect, the embodiment of the invention also provides a kind of electronic equipment, the electronic equipment includes:
One or more processors;
Storage device, for storing one or more programs,
When one or more of programs are executed by one or more of processors, so that one or more of processing Device realizes a kind of condition query method as described in any embodiment of that present invention.
Fourth aspect, it is described the embodiment of the invention also provides a kind of storage medium comprising computer executable instructions Computer executable instructions as computer processor when being executed for executing a kind of as described in any embodiment of that present invention Part querying method.
The embodiment of the present invention is by obtaining query object, wherein the query object is to set the specified category to be inquired The object of property;The match query interface of each node is called, so as to each node by the specified attribute in the query object and respectively Attributes object matched, wherein the attributes object be according to the abstract obtained object of the attribute set of node, it is described to look into Asking matched interfaces is predetermined for carrying out the matched interface of object properties;The matching result for obtaining each node, as item The result of part inquiry.Wherein, since the attribute set of node is abstracted as an object, and matched interfaces are provided for node in advance, When condition query to be carried out, as long as incoming specify the object of attribute-name and attribute value, is matched, can be obtained by node Query result finally is obtained, and this process is not related to the variation of interface, meanwhile, when there is attribute variation, do not need to become yet Mobile interface, the process of condition query are succinct, quick.
Detailed description of the invention
Fig. 1 is the flow chart of one of embodiment of the present invention one condition query method;
Fig. 2 is the structural schematic diagram of one of embodiment of the present invention two condition query device;
Fig. 3 is the structural schematic diagram of one of the embodiment of the present invention three electronic equipment.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched The specific embodiment stated is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to just Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
Embodiment one
Fig. 1 is a kind of flow chart for condition query method that the embodiment of the present invention one provides, and the present embodiment is applicable to item The case where part is inquired, this method can be executed by a kind of condition query device, which can pass through software and/or hardware reality It is existing, and can configure in the electronic device, for example, the unmanned vehicle with distributed system.As shown in Figure 1, this method comprises:
S110, query object is obtained, wherein the query object is the object for setting the specified attribute to be inquired.
Specifically, in unmanned vehicle system, each node includes certain attribute, including Hostname, process number, Node name etc..In embodiments of the present invention, the set of these attributes of node can be abstracted as an object, object be towards Concept in the programming of object, object (Object) is abstracted to objective things, is the example of class, and of the invention real It applies in example, the object that the attribute set of node abstracts, i.e. attributes object, includes at least one key assignments in the attributes object It is right, different key-value pair storage different attributes and its corresponding attribute value.That is, different keys represents, node is corresponding not to be belonged to Property, correspondingly, value corresponding with key can indicate attribute value or the corresponding content of attribute.Illustratively, for node name this One attribute, corresponding attribute value are then the particular content of node name, and node has several attributes, then the attributes object of the node In may include the key-value pairs of respective numbers.
Correspondingly, being directed to either query, then need first to obtain the query object as querying condition, which is Set the object of the specified attribute to be inquired.Illustratively, if to inquire the node with attribute A and B, the specified category Property can be attribute A and B, attribute A and B is abstracted as an object, this object can be used as query object.In addition, every A object can also have corresponding object identity, such as object name, for distinguishing other objects.
Optionally, the specified attribute includes at least one specified attribute name and its attribute value, i.e. query object can be Specify the object of one or more attributes and its attribute value.Illustratively, if it is XX, host name that querying condition, which is node name, It is YY, correspondingly, specified attribute may include node name XX and host name YY.
S120, the match query interface for calling each node, so as to each node by the query object specified attribute with Respective attributes object is matched.
Wherein, interface, which can be, realizes the operating method of the class of this interface for the explanation to working specification, such as regulation. , can be first there is function package to be achieved and be defined as interface in programming procedure, it can be according in later period application Interface realizes specific function accordingly.In embodiments of the present invention, the match query interface is predetermined for carrying out The matched interface of object properties.
After determining the specified attribute in query object according to the query object got, looking into for each node can be called Matched interfaces are ask, which are matched with the respective attributes object of node, if the key assignments of the attributes object of node Centering, there are attribute-names and corresponding attribute value and the matched key-value pair of specified attribute, then the node, which can be, meets inquiry pair The query result of elephant.
S130, the matching result for obtaining each node, the result as condition query.
Wherein, the matching result can be the attribute in the attributes object and query object of some node or certain nodes Whether matched information.It, can should specifically, if match query interface polls are matched to some node with query object Node is returned as the result of inquiry.
The technical solution of the present embodiment, by obtaining query object, wherein the query object, which is set, to be inquired The object of specified attribute;The match query interface of each node is called, so that each node is by the specified attribute in the query object It being matched with respective attributes object, wherein the attributes object is to be abstracted obtained object according to the attribute set of node, The match query interface is predetermined for carrying out the matched interface of object properties;The matching result of each node is obtained, Result as condition query.Wherein, since the attribute set of node is abstracted as an object, and matching is provided for node and is connect Mouthful, when condition query to be carried out, as long as incoming specify the object of attribute-name and attribute value, matched by node, i.e., It can get final query result, and this process is not related to the variation of interface, meanwhile, when there is attribute variation, also it is not required to Interface is changed, can easily realize the condition query of specified one or more attributes.
Embodiment two
Fig. 2 is a kind of structural schematic diagram of condition query device provided by Embodiment 2 of the present invention, as shown in Fig. 2, the dress It sets and includes:
Query object obtains module 210, for obtaining query object, wherein the query object is to set and to inquire Specified attribute object;
Matched interfaces calling module 220, for calling the match query interface of each node, so that each node is by the inquiry Specified attribute in object is matched with respective attributes object, wherein the attributes object is the property set according to node Abstract obtained object is closed, the match query interface is predetermined for carrying out the matched interface of object properties;
Matching result obtains module 230, the result for obtaining the matching result of each node, as condition query.
Optionally, include at least one key-value pair in the attributes object, different key-value pair storage different attributes and its Corresponding attribute value.
Optionally, the specified attribute includes at least one specified attribute name and its attribute value.
A kind of condition query device, can be performed provided by any embodiment of the invention one provided by the embodiment of the present invention Kind condition query method, has the corresponding functional module of execution method and beneficial effect.Not detailed description in the present embodiment Technical detail, reference can be made to a kind of condition query method that any embodiment of that present invention provides.
Embodiment three
Referring to Fig. 3, a kind of electronic equipment 300 is present embodiments provided comprising: one or more processors 320;Storage Device 310, for storing one or more programs, when one or more of programs are by one or more of processors 320 It executes, so that one or more of processors 320 realize a kind of condition query method provided by the embodiment of the present invention, packet It includes:
Obtain query object, wherein the query object is the object for setting the specified attribute to be inquired;
Call the match query interface of each node, so as to each node by the query object specified attribute with it is respective Attributes object is matched;Wherein, the attributes object is according to the abstract obtained object of the attribute set of node, the inquiry Matched interfaces are predetermined for carrying out the matched interface of object properties;
The matching result for obtaining each node, the result as condition query.
Certainly, it will be understood by those skilled in the art that processor 320 can also realize that any embodiment of that present invention is provided A kind of condition query method technical solution.
The electronic equipment 300 that Fig. 3 is shown is only an example, should not function and use scope to the embodiment of the present invention Bring any restrictions.
As shown in figure 3, electronic equipment 300 is showed in the form of universal computing device.The component of electronic equipment 300 can wrap Include but be not limited to: one or more processor 320, storage device 310 connect different system components (including storage device 310 With processor 320) bus 350.
Bus 350 indicates one of a few class bus structures or a variety of, including memory bus or Memory Controller, Peripheral bus, graphics acceleration port, processor or the local bus using any bus structures in a variety of bus structures.It lifts For example, these architectures include but is not limited to industry standard architecture (ISA) bus, microchannel architecture (MAC) Bus, enhanced isa bus, Video Electronics Standards Association (VESA) local bus and peripheral component interconnection (PCI) bus.
Electronic equipment 300 typically comprises a variety of computer system readable media.These media can be it is any can be by The usable medium that electronic equipment 300 accesses, including volatile and non-volatile media, moveable and immovable medium.
Storage device 310 may include the computer system readable media of form of volatile memory, such as arbitrary access Memory (RAM) 311 and/or cache memory 312.Electronic equipment 300 may further include it is other it is removable/can not Mobile, volatile/non-volatile computer system storage medium.Only as an example, storage system 313 can be used for reading and writing not Movably, non-volatile magnetic media (Fig. 3 do not show, commonly referred to as " hard disk drive ").It, can be with although being not shown in Fig. 3 The disc driver for reading and writing to removable non-volatile magnetic disk (such as " floppy disk ") is provided, and non-volatile to moving The CD drive of CD (such as CD-ROM, DVD-ROM or other optical mediums) read-write.In these cases, each driving Device can be connected by one or more data media interfaces with bus 350.Storage device 310 may include at least one journey Sequence product, the program product have one group of (for example, at least one) program module, these program modules are configured to perform this hair The function of bright each embodiment.
Program/utility 313 with one group of (at least one) program module 315 can store in such as storage dress It sets in 310, such program module 315 includes but is not limited to operating system, one or more application program, other program moulds It may include the realization of network environment in block and program data, each of these examples or certain combination.Program module 315 usually execute function and/or method in any embodiment described in the invention.
Electronic equipment 300 can also be with one or more external equipments 360 (such as keyboard, sensing equipment, display 370 Deng) communication, can also be enabled a user to one or more equipment interact with the electronic equipment 300 communicate, and/or with make Any equipment (such as network interface card, the modem that the electronic equipment 300 can be communicated with one or more of the other calculating equipment Etc.) communication.This communication can be carried out by input/output (I/O) interface 330.Also, electronic equipment 300 can also lead to Cross network adapter 340 and one or more network (such as local area network (LAN), wide area network (WAN) and/or public network, example Such as internet) communication.As shown in figure 3, network adapter 340 is communicated by bus 350 with other modules of electronic equipment 300. It should be understood that although not shown in the drawings, other hardware and/or software module can not used in conjunction with electronic equipment 300, including but not Be limited to: microcode, device driver, redundant processing unit, external disk drive array, RAID system, tape drive and Data backup storage system etc..
The program that processor 320 is stored in storage device 310 by operation, thereby executing various function application and number According to processing, such as realize a kind of condition query method provided by the embodiment of the present invention.
Example IV
The present embodiment provides a kind of storage medium comprising computer executable instructions, the computer executable instructions exist For executing a kind of condition query method when being executed by computer processor, this method comprises:
Obtain query object, wherein the query object is the object for setting the specified attribute to be inquired;
Call the match query interface of each node, so as to each node by the query object specified attribute with it is respective Attributes object is matched;Wherein, the attributes object is according to the abstract obtained object of the attribute set of node, the inquiry Matched interfaces are predetermined for carrying out the matched interface of object properties;
The matching result for obtaining each node, the result as condition query.
Certainly, a kind of storage medium comprising computer executable instructions, computer provided by the embodiment of the present invention The method operation that executable instruction is not limited to the described above, can also be performed a kind of condition provided by any embodiment of the invention Relevant operation in querying method.
The computer storage medium of the embodiment of the present invention, can be using any of one or more computer-readable media Combination.Computer-readable medium can be computer-readable signal media or computer readable storage medium.It is computer-readable Storage medium for example may be-but not limited to-the system of electricity, magnetic, optical, electromagnetic, infrared ray or semiconductor, device or Device, or any above combination.The more specific example (non exhaustive list) of computer readable storage medium includes: tool There are electrical connection, the portable computer diskette, hard disk, random access memory (RAM), read-only memory of one or more conducting wires (ROM), erasable programmable read only memory (EPROM or flash memory), optical fiber, portable compact disc read-only memory (CD- ROM), light storage device, magnetic memory device or above-mentioned any appropriate combination.In this document, computer-readable storage Medium can be any tangible medium for including or store program, which can be commanded execution system, device or device Using or it is in connection.
Computer-readable signal media may include in a base band or as carrier wave a part propagate data-signal, Wherein carry computer-readable program code.The data-signal of this propagation can take various forms, including but unlimited In electromagnetic signal, optical signal or above-mentioned any appropriate combination.Computer-readable signal media can also be that computer can Any computer-readable medium other than storage medium is read, which can send, propagates or transmit and be used for By the use of instruction execution system, device or device or program in connection.
The program code for including on computer-readable medium can transmit with any suitable medium, including --- but it is unlimited In wireless, electric wire, optical cable, RF etc. or above-mentioned any appropriate combination.
The computer for executing operation of the present invention can be write with one or more programming languages or combinations thereof Program code, described program design language include object oriented program language-such as Java, Smalltalk, C++, It further include conventional procedural programming language-such as " C " language or similar programming language.Program code can be with It fully executes, partly execute on the user computer on the user computer, being executed as an independent software package, portion Divide and partially executes or executed on a remote computer or server completely on the remote computer on the user computer.? Be related in the situation of remote computer, remote computer can pass through the network of any kind --- including local area network (LAN) or Wide area network (WAN)-be connected to subscriber computer, or, it may be connected to outer computer (such as mentioned using Internet service It is connected for quotient by internet).
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation, It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out by above embodiments to the present invention It is described in further detail, but the present invention is not limited to the above embodiments only, without departing from the inventive concept, also It may include more other equivalent embodiments, and the scope of the invention is determined by the scope of the appended claims.

Claims (8)

1. a kind of condition query method, which is characterized in that the described method includes:
Obtain query object, wherein the query object is the object for setting the specified attribute to be inquired;
Call the match query interface of each node, so as to each node by the query object specified attribute and respective attribute Object is matched, wherein the attributes object is according to the abstract obtained object of the attribute set of node, the match query Interface is predetermined for carrying out the matched interface of object properties;
The matching result for obtaining each node, the result as condition query.
2. the method according to claim 1, wherein including at least one key-value pair in the attributes object, no Same key-value pair storage different attribute and its corresponding attribute value.
3. the method according to claim 1, wherein the specified attribute include at least one specified attribute name and Its attribute value.
4. a kind of condition query device, which is characterized in that described device includes:
Query object obtains module, for obtaining query object, wherein the query object is to set the specified category to be inquired The object of property;
Matched interfaces calling module, for calling the match query interface of each node, so that each node will be in the query object Specified attribute matched with respective attributes object, wherein the attributes object is abstract according to the attribute set of node Obtained object, the match query interface are predetermined for carrying out the matched interface of object properties;
Matching result obtains module, the result for obtaining the matching result of each node, as condition query.
5. device according to claim 4, which is characterized in that include at least one key-value pair in the attributes object, no Same key-value pair storage different attribute and its corresponding attribute value.
6. device according to claim 4, which is characterized in that the specified attribute include at least one specified attribute name and Its attribute value.
7. a kind of electronic equipment, which is characterized in that the electronic equipment includes:
One or more processors;
Storage device, for storing one or more programs,
When one or more of programs are executed by one or more of processors, so that one or more of processors are real Now such as a kind of condition query method as claimed in any one of claims 1-3.
8. a kind of storage medium comprising computer executable instructions, the computer executable instructions are by computer processor For executing a kind of such as condition query method as claimed in any one of claims 1-3 when execution.
CN201810990724.3A 2018-08-28 2018-08-28 Condition query method and device, electronic equipment and storage medium Active CN109033456B (en)

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