CN117251143B - Application system, construction method and implementation method of visual development tool of application system - Google Patents
Application system, construction method and implementation method of visual development tool of application system Download PDFInfo
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Abstract
The invention relates to an elemental application system, a construction method and an implementation method of a visual development tool thereof, wherein the application system comprises a source code catalog of an application system APP, which is recorded as an APP catalog; the APP catalog comprises an APP configuration file, wherein the APP catalog of other application systems to be inherited by the current application system APP is configured in the APP configuration file; the APP catalog comprises element files corresponding to elements contained in an application system; the element file comprises a declaration part of the element and an implementation part of the element; the declaration part contains a loading constructor or index information pointing to the loading constructor, and the implementation part at least comprises one of a source code program, a data structure definition and a data configuration of elements; the application system or the elements in the application system loads and calls the corresponding elements in the application system or/and inherits other application systems by calling a preset element calling program and transmitting the relative path of another element file in the APP catalog.
Description
Technical Field
The invention relates to the technical field of computer application, in particular to an application system for realizing element, a construction method and a realization method of a visual development tool of the application system.
Background
The current mainstream software development technology has the following problems:
1) The architecture/composition model of the system is not clear and standard, the overall architecture design and development are carried out from zero or a lower basis in each system development, the design difficulty is high, the requirements on technicians are high, and the architectures designed by different architects are quite different, so that the sharing and the cooperation are not facilitated.
2) The standard of butt joint among all modules in the system is undefined and nonstandard, so that the construction mode of the association relation among the modules is too random, the relation among the modules is complex, obscure and vague, the composition/constitution of the whole system is further unclear, invisible and unmanageable, the replacement/modification of single modules is further caused, and the whole system is further caused to be unadjustable/customized and stiff.
3) The internal development mode of the single module is too loose, undefined, nonstandard and invisible, so that the single module is not strong in self-adaptability, insufficient in customization space and complex to use and not easy to use; the lack of standardized model mode results in less standardized components which can be highly multiplexed, and large development engineering amount of a large amount of general logic; a large number of repeated developments exist in the whole industry, for example, a large number of system functions are repeatedly developed for the operations of adding, deleting and checking the database, the tabular display and presentation of the data, the login authentication of the user, the authority management and the like.
4) The lack of orthogonality between the standardized system and the customized system, the development of the standardized system and the customized requirement are entangled and interfered with each other, which results in difficult formation of industrial division and low industrial efficiency.
In short, the system level and the single module level are lack of standardization and normalization, so that the system is complex in structure, and the visualization is lack, and the system structure, the relation among the modules and the structure of the modules can only be displayed through microscopic codes, so that the construction, the management and the maintenance are complex.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention provides an application system for element, a construction method and an implementation method of a visual development tool thereof.
The technical scheme for solving the technical problems is as follows:
in a first aspect, the present invention provides an application system comprising: the source code catalog of the application system APP is recorded as an APP catalog;
the APP catalog comprises an APP configuration file, wherein the APP catalog of other application systems to be inherited by the current application system APP is configured in the APP configuration file;
the APP catalog comprises element files corresponding to elements contained in an application system;
the element file comprises a declaration part of the element and an implementation part of the element;
The declaration part of the element comprises a loading constructor or index information pointing to the loading constructor, and the implementation part of the element at least comprises one of a source code program, a data structure definition and a data configuration of the element;
the application system or the elements in the application system loads and calls the corresponding elements in the application system or/and inherits other application systems by calling a preset element calling program and transmitting the relative path of another element file in the APP catalog;
the method comprises the steps of sequentially searching elements in the application system and inheriting other application systems according to the relative paths of the input elements by a preset element calling program, acquiring a loading construction program from the content of the declaration part of the searched elements, loading the realization part of the searched elements by the loading construction program, constructing element objects and returning.
Further, the index information is a type value, the type value is a path name of a type element of the element to which the index information belongs, and the element to which the index information belongs is called an instance element of the type element; the implementation part of the type element comprises: a load constructor provided for loading and constructing its instance elements, a visual editor program, other programs needed in constructing its instance elements; the loading constructor provided for loading and constructing the instance type element is called in a preset element calling program and is used for loading and constructing the instance type element; the visual editor program can be called in a visual editing tool and is used for generating and editing source codes or/and data configurations of declarations and realizations of instance type elements corresponding to the type elements; the type value of the declaration part of the type element points to another element or a preset root element containing a default loading constructor; the method comprises the steps of sequentially searching elements in the application system and inheriting other application systems according to the relative paths of the input elements by a preset element calling program, obtaining a type value from a declaration part of the searched elements, obtaining a type element of the searched elements according to the type value, calling a loading construction program provided in the type element, and loading the realization part of the searched elements by the loading construction program, constructing element objects and returning.
Further, the implementation part of the type element further includes: a visual editor program provided for visual creation and editing of its instantiation type elements, said visual editor program being callable in a visual editing tool for generating and editing source code or/and data configuration of declarations and realizations of instantiation type elements corresponding to said type elements.
In a second aspect, the present invention provides a method for constructing the application system according to the first aspect of the present invention, including:
creating an APP catalog of an application system, creating an APP configuration file in the APP catalog, and configuring other APP catalogs to be inherited by the APP in the configuration file.
Creating various elements required by the APP based on the functional requirements of an application system in the APP catalog or other inherited APP catalogs;
the APP is loaded and operated through a loading operation program, so that the APP and the function elements realized in the inherited APP can be accessed; the loading operation program is used as a starting program of the system, is responsible for loading and operating the APP and inherited APP, receives external requests and commands, and routes/forwards the requests and commands to corresponding elements;
elements required by the APP include shell elements, page elements, service elements, component elements, data model elements, data type elements and message registry elements;
The shell element is used as an entry element of the application system and is responsible for displaying, responding and distributing requests or commands from the outside to the system, and calling page elements and service elements;
the page element is used as an interaction interface of a single function, responds to sub-requests or commands of a system, and comprises data presentation, data operation and data transmission, and internally invokes component elements, service elements and data type elements;
the component element is used as a generalized and flexibly configurable standardized component oriented to a specific aspect and is used for a page element to realize data display and operation of the specific aspect, and a service element, a data model element and a data type element are called inside the component element;
the data model element is used for defining a data model in the service field and realizing access, operation and calculation of data;
the data type element is used for defining the type of a single data field or a data variable and the operation and interface display of the single data field or the data variable;
the message registry element is used for associating the message of one element with the function of another element so as to realize the call of the second element on the premise of not modifying the first element.
Further, the method for creating the shell element comprises the following steps: 1) Creating a shell type element in the APP catalog, wherein an implementation part of the shell type element comprises: the method comprises the steps of presenting interactive page elements of subcommands in shell instance elements, editor program elements of the shell instance elements, implementation class programs of the shell instance elements and loading constructors; the type value of the shell type element is a preset first type element, and the implementation part of the preset first type element comprises: interface definition and basic implementation of an implementation class program and a loading constructor of shell instance elements; 2) Creating one or more shell instance elements in an APP catalog; the type value of the declaration part of the shell instance element is the relative path of the shell type element; the implementation part of the shell instance element comprises: the entry format of the external request/command to which the shell instance element is to respond, the relative path of the subcommand and its associated page element, the relative path of the subcommand's presentation interaction page element;
The method for creating the page element comprises the following steps: 1) Creating a page type element in the APP catalog, wherein an implementation part of the page type element comprises: an editor program element of the page element, a page presentation of the page element, a base class of the logic implementation class program, and a loading constructor of the page element; the type of the type element of the page element is a preset second type element, and the implementation part of the preset second type element comprises interface definition and basic implementation of a class program of the page element and a loading construction program of the page element; 2) Creating one or more page elements in an APP catalog, wherein one page element defines an interface facing user interaction, and the type value of the declaration part of the page element is the relative path of the page type element; the implementation part of the page element comprises: page presentation and logic implementation class programs, component elements used in pages, response functions of component messages in pages, subscription relations of component messages and externally available functions; in the response function, functions of component elements, variables of components and functions thereof in the page can be called;
the method for creating the component elements comprises the following steps: 1) Creating a component type element in an APP catalog; the implementation part of the component type element includes: an editor program element of the component instance element, an implementation class program and a loading constructor of the component instance element, a message which can be sent out by the component, an externally callable function and an externally usable data variable; the implementation class program realizes certain general and standardized configurable data display and operation functions which are oriented to specific aspects and provide a user interaction interface; the type of the component type element is a preset third type element, and an implementation part of the preset third type element comprises: the implementation class program of the component instance element and the interface definition and basic implementation of the loading constructor; 2) Creating one or more component instance elements in a file directory of the page element to which the component instance element belongs, wherein the type value of the declaration part of the component instance element is the relative path of the component type element; the implementation part of the component elements comprises: the relative path of the data model element to be accessed or the relative path of the service element, the parameter configuration of the data model element to be accessed and the related parameter configuration of the data display;
The service element creation method comprises the following steps: 1) Creating a service type element, the implementation part of the service type element comprising: the method comprises the steps of an editor program element of a service element, a base class program of the service element and a loading constructor of the service element, wherein the type of the service type element is a preset fourth type element, and the implementation of the preset fourth type element comprises the following steps: the implementation class program of the service element and the interface definition and basic implementation of the loading construction program of the service element; 2) Creating one or more service elements in the APP catalog, wherein the type value of the declaration part of the service elements is the relative path of the service type elements; the implementation of a service element includes: the realization class of the service element realizes a set of one or more business logic functions, and the business logic functions call the data model element and the data type element to perform data read-write access and calculation;
the method for creating the data model element comprises the following steps: 1) Creating a data model type element, the implementation part of the data model type element comprising: editor program element of data model element, base class of data model element, loading constructor of data model element, type of type element of data model element is preset fifth type element, implementation part of preset fifth type element includes: interface definition and basic implementation of class programs of data model elements and loading construction programs of data model elements; 2) Creating one or more data model elements in the APP catalog, wherein the type value of the declaration part of the data model elements is the relative path of the service type elements; the implementation of the data model element includes: the method comprises the steps of a data model, a data structure, fields in a certain service field, related information of a connected database and an implementation class program of the data model, wherein the implementation class program comprises access, operation and calculation of data of the data model;
The creation method of the data type element comprises the following steps: the data type element is a type element and is used for defining data variables and data fields in other elements, and the implementation part of the data type element comprises: the method comprises the steps of a value editor program element of a data variable/field/object, a class of the data object and a loading constructor of the data object, wherein the type of the data type element is a preset sixth type element, and an implementation part of the preset sixth type element comprises: the class program of the data object and the interface definition and basic implementation of the load construct program.
Further, elements required for APP also include: a user pool element, an Auth element, a rights group element, and a database element;
the user pool element represents a user group, and the implementation part of the user pool element comprises: registering, logging in, authenticating and managing the user; an APP may have multiple user pool elements, and shell elements may be associated with the user pool elements to specify which user pools may use the shell elements;
the Auth element realizes a login authentication type and is used for a user pool element; the Auth element is a type element for defining an authentication object in the user pool element, and an implementation part of the type element of the Auth element includes: the method comprises the steps of a value editor program element of an authentication object, a class of the authentication object and a loading construction program of the authentication object, wherein the type of a type element of an Auth element is a preset seventh type element, and an implementation part of the preset seventh type element comprises: the class program of the authentication object and the interface definition and basic implementation of the loading constructor.
Further, the number of the type element of the shell element, the type element of the page element, the type element of the component element, the type element of the service element, the type element of the data model element, and the data type element is one or more, which are respectively used for creating one or more types of shell element, page element, component element, service element, data model element, and data variable/field.
In a third aspect, the present invention provides a method for implementing an application system visualization development tool, including:
1) Based on the construction method of the application system of the second aspect of the invention, an editor APP is constructed;
2) Configuring inheritance of the editor APP in the APP to be edited;
3) Running an APP to be edited, and loading the editor APP;
4) The editor APP loads all elements in the APP to be edited and performs classified layering graphical display;
5) And adding or selecting an element based on a graphical interface, calling a visual editor program in a type element of the element, presenting and editing the element by using the visual editor program, and storing source codes generated by an editor after editing.
The realization and use method of the visual editor of the page element comprises the following steps:
1) Finding all component type elements and data type elements from the APP and the APP inherited by the APP, and carrying out graphical display;
2) Selecting a component type element based on a graphical interface, generating a created component element, calling an editor element in the component type element to edit the component element, and generating a source code of the component element by the component editor element after displaying and editing the component element;
3) Selecting a data type based on a graphical interface, generating a declaration code for creating a data variable, calling an editor element in the data type element to edit the data variable, and generating an assignment code of the data variable by the data type editor element after displaying and operating to edit the data variable;
4) Graphically displaying all the issuable messages of the components and callable functions of other components; creating a response function of the component message or selecting a callable function of other components as a response function of the selected component message based on the component message;
5) In the created message response function, the following sentences are created graphically according to the requirements:
a. calling a statement of a callable function in the component;
b. assignment statements for data variables in a component;
c. Invoking a statement of a function in a data variable in the component;
d. calling a statement of a callable function in the service element;
e. calling a statement of a callable function in the data model element;
6) And saving the codes generated in the steps to obtain the codes of one page element.
Further, the visual editor program in the type element may be implemented as a visual editor element in the editor APP, where the relative path of the visual editor element is the relative path of the type element to which the visual editor element belongs plus a fixed value, the editor APP may obtain the visual editor element of the type element by adding the fixed value to the relative path of the type element, and create and edit the instance element of the type element with the obtained visual editor element.
The beneficial effects of the invention are as follows: the method for the system module to be elemental and the type mechanism of the element enable universal codes of various elements to be standardized and generalized in the type elements in the base class APP, and the subclass APP only needs to create instantiation elements for configuring different differentiation requirements, so that a large number of preset standardized type element modules can be reused, any element can be rewritten and replaced in the subclass APP, and the characteristics greatly improve the standardization degree and reusability of various modules forming an application system, develop a large number of standardized and highly reusable modules, and can realize multiplexing and calling of the standard modules based on a visual editor, thereby greatly reducing the use difficulty of the standard modules. And the replaceability and the customizability of standard elements enable the system developed based on the module to have the customizability and the expansibility, further realize the complete isolation and the orthogonality of the base class standardization APP and the sub-class customization APP, realize the parallel iteration of standardization and customization, apply the inheritance, the modification and the expansion of the system level, solve the contradiction of the mutual interference of the standardization system and the customization requirement, enable the parallel cooperation complementary interference of the standardization system development and the customization system development, and greatly improve the development efficiency and the industry efficiency.
The construction method of the application system simplifies and standardizes the design method of the application system, reduces the difficulty of architecture design in application system development, reduces the technical threshold of large-scale system development, reduces the complexity of the system and improves the development efficiency.
The visualization technology of the invention realizes the visualization management and development of the whole system and the modules in the system, reduces the development difficulty and improves the development efficiency.
Drawings
Fig. 1 is a schematic structural diagram of an application system according to an embodiment of the present invention;
fig. 2 is a schematic flow chart of a method for constructing an application system according to an embodiment of the present invention.
Description of the embodiments
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by those skilled in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.
In the description of the present application, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the description of the present application, the term "for example" is used to mean "serving as an example, instance, or illustration. Any embodiment described herein as "for example" is not necessarily to be construed as preferred or advantageous over other embodiments. The following description is presented to enable any person skilled in the art to make and use the invention. In the following description, details are set forth for purposes of explanation. It will be apparent to one of ordinary skill in the art that the present invention may be practiced without these specific details. In other instances, well-known structures and processes have not been described in detail so as not to obscure the description of the invention with unnecessary detail. Thus, the present invention is not intended to be limited to the embodiments shown, but is to be accorded the widest scope consistent with the principles and features disclosed herein.
As shown in fig. 1, an embodiment of the present invention provides an application system, including: the source code catalog of the application system APP is recorded as an APP catalog;
the APP catalog comprises an APP configuration file, wherein the APP catalog of other application systems to be inherited by the current application system APP is configured in the APP configuration file;
The APP catalog comprises element files corresponding to elements contained in an application system;
the element file comprises a declaration part of the element and an implementation part of the element;
the declaration part of the element comprises a loading constructor or index information pointing to the loading constructor, and the implementation part of the element at least comprises one of a source code program, a data structure definition and a data configuration of the element;
the application system or the elements in the application system loads and calls the corresponding elements in the application system or/and inherits other application systems by calling a preset element calling program and transmitting the relative path of another element file in the APP catalog;
the method comprises the steps of sequentially searching elements in the application system and inheriting other application systems according to the relative paths of the input elements by a preset element calling program, acquiring a loading construction program from the content of the declaration part of the searched elements, loading the realization part of the searched elements by the loading construction program, constructing element objects and returning.
Further, the index information is a type value, the type value is a path name of a type element of the element to which the index information belongs, and the element to which the index information belongs is called an instance element of the type element; the implementation part of the type element comprises: a load constructor provided for loading and constructing its instance elements, a visual editor program, other programs needed in constructing its instance elements; the loading constructor provided for loading and constructing the instance type element is called in a preset element calling program and is used for loading and constructing the instance type element; the visual editor program can be called in a visual editing tool and is used for generating and editing source codes or/and data configurations of declarations and realizations of instance type elements corresponding to the type elements; the type value of the declaration part of the type element points to another element or a preset root element containing a default loading constructor; the method comprises the steps of sequentially searching elements in the application system and inheriting other application systems according to the relative paths of the input elements by a preset element calling program, obtaining a type value from a declaration part of the searched elements, obtaining a type element of the searched elements according to the type value, calling a loading construction program provided in the type element, and loading the realization part of the searched elements by the loading construction program, constructing element objects and returning.
Further, the visual editor program in the type element may be implemented as a visual editor element in the editor APP, where the relative path of the visual editor element is the relative path of the type element to which the visual editor element belongs plus a fixed value, the editor APP may obtain the visual editor element of the type element by adding the fixed value to the relative path of the type element, and create and edit the instance element of the type element with the obtained visual editor element.
As shown in fig. 2, the present invention provides a method for constructing an application system according to the first aspect of the present invention, including:
creating an APP catalog of an application system, creating an APP configuration file in the APP catalog, and configuring other APP catalogs to be inherited by the APP in the configuration file.
Creating various elements required by the APP based on the functional requirements of an application system in the APP catalog or other inherited APP catalogs;
the APP is loaded and operated through a loading operation program, so that the APP and the function elements realized in the inherited APP can be accessed; the loading operation program is used as a starting program of the system, is responsible for loading and operating the APP and inherited APP, receives external requests and commands, and routes/forwards the requests and commands to corresponding elements;
The elements required by the APP comprise shell elements, page elements, service elements, component elements, data model elements, data type elements, message registry elements, user pool elements, auth elements, permission group elements and database elements;
the shell element is used as an entry element of the application system and is responsible for displaying, responding and distributing requests or commands from the outside to the system, and calling page elements and service elements;
the page element is used as an interaction interface of a single function, responds to sub-requests or commands of a system, and comprises data presentation, data operation and data transmission, and internally invokes component elements, service elements and data type elements;
the component element is used as a generalized and flexibly configurable standardized component oriented to a specific aspect and is used for a page element to realize data display and operation of the specific aspect, and a service element, a data model element and a data type element are called inside the component element; the component elements can be realized as standardized elements including preset forms, tables, screens, statistical charts, gantt charts, trees, lists, and the like;
the data model element is used for defining a data model in the service field and realizing access, operation and calculation of data;
The data type element is used for defining the type of a single data field or a data variable and the operation and interface display of the single data field or the data variable; the data type elements are standardized elements including integers, floating point numbers, amounts, single line text, multiple line text, identity cards, addresses, locations, dates, and the like;
the message registry element is used for associating the message of one element with the function of another element so as to realize the calling of the second element on the premise of not modifying the first element;
the user pool element represents a user group, and the implementation part of the user pool element comprises: registering, logging in, authenticating and managing the user; an APP may have multiple user pool elements, and shell elements may be associated with the user pool elements to specify which user pools may use the shell elements;
the Auth element realizes a login authentication type and is used for a user pool element; the Auth element is a type element for defining an authentication object in the user pool element, and an implementation part of the type element of the Auth element includes: the method comprises the steps of a value editor program element of an authentication object, a class of the authentication object and a loading construction program of the authentication object, wherein the type of a type element of an Auth element is a preset seventh type element, and an implementation part of the preset seventh type element comprises: the class program of the authentication object and the interface definition and basic implementation of the loading constructor.
Further, the method for creating the shell element comprises the following steps:
1) Creating a shell type element in the APP catalog, wherein an implementation part of the shell type element comprises: the method comprises the steps of presenting interactive page elements of subcommands in shell instance elements, editor program elements of the shell instance elements, implementation class programs of the shell instance elements and loading constructors; the type value of the shell type element is a preset first type element, and the implementation part of the preset first type element comprises: interface definition and basic implementation of an implementation class program and a loading constructor of shell instance elements;
2) Creating one or more shell instance elements in an APP catalog; the type value of the declaration part of the shell instance element is the relative path of the shell type element; the implementation part of the shell instance element comprises: the entry format of the external request/command to which the shell instance element is to respond, the relative path of the subcommand and its associated page element, the relative path of the subcommand's presentation interaction page element.
The method comprises the steps that a sub-command of a shell element is displayed by a presentation interaction page element of the sub-command according to the sub-command and configuration data of a display mode of the sub-command, the page element responds to input of the sub-command, and the page element corresponding to the sub-command is called according to a sub-command name and parameters.
And the loading operation program analyzes the path of the shell element to be accessed from the request command according to the external request command, loads the shell element and operates the shell and subcommands thereof according to the path calling element calling program, if the user is not logged in currently, a login page of a user pool associated with the shell is presented firstly, and after the user logs in, subcommands which can be executed by the user are controlled according to the authority of subcommands under the shell element owned by the login user.
The permission of the subcommand under the shell element owned by the user is obtained through logging in the role element in the user pool where the user is located and the subcommand of the shell element configured on the role element.
It should be noted that, in the specific embodiment, neither the user pool element nor the role element is necessary, the shell element that does not require user login and permission control may not configure the user pool and the permission of the subcommand of the shell in the role element.
It should be noted that, the loading constructor of the shell element may be implemented as: all shell elements matched with the path in the APP and the inherited APP are loaded and combined to be used as final shell elements; it can also be realized as: only the Shell element of the APP at the uppermost layer in the Shell elements matched with the path in the APP and inherited APP is loaded and then used as the final Shell element.
It should be noted that, in a specific embodiment, a specific shell type element and several commonly used shell elements are preset in a basic base class APP, and then a shell element is created in a sub-class APP to rewrite the shell element, and even a shell type element or a subcommand interaction page element therein is created in the sub-class APP to rewrite the shell type element or the subcommand interaction page element therein in the base class APP.
The method for creating the page element comprises the following steps:
1) Creating a page type element in the APP catalog, wherein an implementation part of the page type element comprises: an editor program element of the page element, a page presentation of the page element, a base class of the logic implementation class program, and a loading constructor of the page element; the type of the type element of the page element is a preset second type element, and the implementation part of the preset second type element comprises interface definition and basic implementation of a class program of the page element and a loading construction program of the page element;
2) Creating one or more page elements in an APP catalog, wherein one page element defines an interface facing user interaction, and the type value of the declaration part of the page element is the relative path of the page type element; the implementation part of the page element comprises: page presentation and logic implementation class programs, component elements used in pages, response functions of component messages in pages, subscription relations of component messages and externally available functions; in the response function, functions of component elements, variables of components and functions thereof in the page can be called.
The component elements in the page contain data variables, callable functions, and can send out messages. The message response functions within the page may subscribe to the messages of the component such that when the component issues a message, its associated response function is invoked for execution, in which the functions of the component elements, data variables, functions in the data variables may be used.
The editor program element of the page element realizes the editor program of the page element of the type where the page element is located, and when the visual editing tool edits one page element, the editor element in the type element where the page element is located is called.
The method for creating the component elements comprises the following steps:
1) Creating a component type element in an APP catalog; the implementation part of the component type element includes: an editor program element of the component instance element, an implementation class program and a loading constructor of the component instance element, a message which can be sent out by the component, an externally callable function and an externally usable data variable; the implementation class program realizes certain general and standardized configurable data display and operation functions which are oriented to specific aspects and provide a user interaction interface; the type of the component type element is a preset third type element, and an implementation part of the preset third type element comprises: the implementation class program of the component instance element and the interface definition and basic implementation of the loading constructor;
2) Creating one or more component instance elements in a file directory of the page element to which the component instance element belongs, wherein the type value of the declaration part of the component instance element is the relative path of the component type element; the implementation part of the component elements comprises: the relative path of the data model element to be accessed or the relative path of the service element, the parameter configuration of the data model element to be accessed and the related parameter configuration of the data display.
The service element creation method comprises the following steps:
1) Creating a service type element, the implementation part of the service type element comprising: the method comprises the steps of an editor program element of a service element, a base class program of the service element and a loading constructor of the service element, wherein the type of the service type element is a preset fourth type element, and the implementation of the preset fourth type element comprises the following steps: the implementation class program of the service element and the interface definition and basic implementation of the loading construction program of the service element;
2) Creating one or more service elements in the APP catalog, wherein the type value of the declaration part of the service elements is the relative path of the service type elements; the implementation of a service element includes: the realization class of the service element realizes a set of one or more business logic functions, and the business logic functions call the data model element and the data type element to perform data read-write access and calculation;
The method for creating the data model element comprises the following steps:
1) Creating a data model type element, the implementation part of the data model type element comprising: editor program element of data model element, base class of data model element, loading constructor of data model element, type of type element of data model element is preset fifth type element, implementation part of preset fifth type element includes: interface definition and basic implementation of class programs of data model elements and loading construction programs of data model elements;
2) Creating one or more data model elements in the APP catalog, wherein the type value of the declaration part of the data model elements is the relative path of the service type elements; the implementation of the data model element includes: the method comprises the steps of a data model, a data structure, fields in a certain service field, related information of a connected database and an implementation class program of the data model, wherein the implementation class program comprises access, operation and calculation of data of the data model;
the creation method of the data type element comprises the following steps: the data type element is a type element and is used for defining data variables and data fields in other elements, and the implementation part of the data type element comprises: the method comprises the steps of a value editor program element of a data variable/field/object, a class of the data object and a loading constructor of the data object, wherein the type of the data type element is a preset sixth type element, and an implementation part of the preset sixth type element comprises: the class program of the data object and the interface definition and basic implementation of the load construct program.
Further, the number of the shell type element, the page type element, the component type element, the service type element, the data model type element and the data type element is one or more, and the shell type element, the page element, the component element, the service element, the data model element and the data variable/field with one or more forms are respectively created.
The embodiment of the invention also provides an implementation method of the application system visual development tool, which comprises the following steps:
1) Based on the construction method of the application system, constructing an editor APP;
2) Creating corresponding visual editor elements for each type element in the editor APP, namely, a visual editor program for realizing response in the implementation part of the corresponding visual editor element, wherein the relative path of the visual editor element is the relative path of the type element to which the visual editor element belongs plus a fixed value;
3) Configuring inheritance of the editor APP in the APP to be edited;
4) Running an APP to be edited, and loading the editor APP;
5) The editor APP loads all elements in the APP to be edited and performs classified layering graphical display;
6) And adding or selecting an element based on a graphical interface, adding the fixed value according to the relative path of the type element of the element to obtain a corresponding visual editor element, presenting and editing the element by using a visual editor program in the visual editor element, and storing a source code generated by the visual editor program after editing.
The realization and use method of the visual editor element of the page element comprises the following steps:
1) Finding all component type elements and data type elements from the APP and the APP inherited by the APP, and carrying out graphical display;
2) Selecting a component type element based on a graphical interface, generating a created component element, calling an editor element in the component type element to edit the component element, and generating a source code of the component element by the component editor element after displaying and editing the component element;
3) Selecting a data type based on a graphical interface, generating a declaration code for creating a data variable, calling an editor element in the data type element to edit the data variable, and generating an assignment code of the data variable by the data type editor element after displaying and operating to edit the data variable;
4) Graphically displaying all the issuable messages of the components and callable functions of other components; creating a response function of the component message or selecting a callable function of other components as a response function of the selected component message based on the component message;
5) In the created message response function, the following sentences are created graphically according to the requirements:
a. Calling a statement of a callable function in the component;
b. assignment statements for data variables in a component;
c. invoking a statement of a function in a data variable in the component;
d. calling a statement of a callable function in the service element;
e. calling a statement of a callable function in the data model element;
6) And saving the codes generated in the steps to obtain the codes of one page element.
It should be noted that, in a specific embodiment, various type elements are implemented in a base class APP, while the type elements often implement functional codes of various elements, the elements are implemented in a standardized and generalized manner, then a subclass APP is created, the subclass APP inherits the base class APP and a visual editor APP, and various instance elements are created and implemented in the subclass APP, and often are configured differently according to different functional requirements, and are created and edited by the visual editor APP.
In the foregoing embodiments, the descriptions of the embodiments are focused on, and for those portions of one embodiment that are not described in detail, reference may be made to the related descriptions of other embodiments.
It will be appreciated by those skilled in the art that 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 flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations 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 computer, 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. It is therefore intended that the following claims be interpreted as including the 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 to the present invention without departing from the spirit or scope of the invention. Thus, it is intended that the present invention also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (10)
1. An application system, comprising: the source code catalog of the application system APP is recorded as an APP catalog;
the APP catalog comprises an APP configuration file, wherein the APP catalog of other application systems to be inherited by the current application system APP is configured in the APP configuration file;
the APP catalog comprises element files corresponding to elements contained in an application system;
the element file comprises a declaration part of the element and an implementation part of the element;
the declaration part of the element comprises a loading constructor or index information pointing to the loading constructor, and the implementation part of the element at least comprises one of a source code program, a data structure definition and a data configuration of the element;
the application system or the elements in the application system loads and calls the corresponding elements in the application system or/and inherits other application systems by calling a preset element calling program and transmitting the relative path of another element file in the APP catalog;
The method comprises the steps of sequentially searching elements in the application system and inheriting other application systems according to the relative paths of the input elements by a preset element calling program, acquiring a loading construction program from the content of the declaration part of the searched elements, loading the realization part of the searched elements by the loading construction program, constructing element objects and returning.
2. The application system according to claim 1, wherein the index information is a type value, the type value is a path name of a type element of an element to which the index information belongs, and the element to which the index information belongs is referred to as an instance type element of the type element; the implementation part of the type element comprises: a load constructor provided for loading and constructing its instance elements, other programs required in constructing its instance elements; the loading constructor provided for loading and constructing the instance type element is called in a preset element calling program and is used for loading and constructing the instance type element; the type value of the declaration part of the type element points to another element or a preset root element containing a default loading constructor; the method comprises the steps of sequentially searching elements in the application system and inheriting other application systems according to the relative paths of the input elements by a preset element calling program, obtaining a type value from a declaration part of the searched elements, obtaining a type element of the searched elements according to the type value, calling a loading construction program provided in the type element, and loading the realization part of the searched elements by the loading construction program, constructing element objects and returning.
3. The application system according to claim 2, wherein the implementation section of the type element further includes: a visual editor program provided for visual creation and editing of its instantiation type elements, said visual editor program being callable in a visual editing tool for generating and editing source code or/and data configuration of declarations and realizations of instantiation type elements corresponding to said type elements.
4. A method of constructing the application system of claim 3, comprising:
creating an application system APP catalog, creating an APP configuration file in the APP catalog, and configuring other APP catalogs to be inherited by the APP in the configuration file;
creating various elements required by the APP based on the functional requirements of an application system in the APP catalog or other inherited APP catalogs;
the APP is loaded and operated through a loading operation program, so that the APP and the function elements realized in the inherited APP can be accessed; the loading operation program is used as a starting program of the system, is responsible for loading and operating the APP and inherited APP, receives external requests and commands, and routes/forwards the requests and commands to corresponding elements;
Elements required by the APP include shell elements, page elements, service elements, component elements, data model elements, data type elements and message registry elements;
the shell element is used as an entry element of the application system and is responsible for displaying, responding and distributing requests or commands from the outside to the system, and calling page elements and service elements;
the page element is used as an interaction interface of a single function, responds to sub-requests or commands of a system, and comprises data presentation, data operation and data transmission, and internally invokes component elements, service elements and data type elements;
the component element is used as a generalized and flexibly configurable standardized component oriented to a specific aspect and is used for a page element to realize data display and operation of the specific aspect, and a service element, a data model element and a data type element are called inside the component element;
the data model element is used for defining a data model in the service field and realizing access, operation and calculation of data;
the data type element is used for defining the type of a single data field or a data variable and the operation and interface display of the single data field or the data variable;
the message registry element is used for associating the message of one element with the function of another element so as to realize the call of the second element on the premise of not modifying the first element.
5. The construction method according to claim 4, wherein the shell element creation method includes: 1) Creating a shell type element in the APP catalog, wherein an implementation part of the shell type element comprises: the method comprises the steps of presenting interactive page elements of subcommands in shell instance elements, editor program elements of the shell instance elements, implementation class programs of the shell instance elements and loading constructors; the type value of the shell type element is a preset first type element, and the implementation part of the preset first type element comprises: interface definition and basic implementation of an implementation class program and a loading constructor of shell instance elements; 2) Creating one or more shell instance elements in an APP catalog; the type value of the declaration part of the shell instance element is the relative path of the shell type element; the implementation part of the shell instance element comprises: the entry format of the external request/command to which the shell instance element is to respond, the relative path of the subcommand and its associated page element, the relative path of the subcommand's presentation interaction page element;
the method for creating the page element comprises the following steps: 1) Creating a page type element in the APP catalog, wherein an implementation part of the page type element comprises: an editor program element of the page element, a page presentation of the page element, a base class of the logic implementation class program, and a loading constructor of the page element; the type of the type element of the page element is a preset second type element, and the implementation part of the preset second type element comprises interface definition and basic implementation of a class program of the page element and a loading construction program of the page element; 2) Creating one or more page elements in an APP catalog, wherein one page element defines an interface facing user interaction, and the type value of the declaration part of the page element is the relative path of the page type element; the implementation part of the page element comprises: page presentation and logic implementation class programs, component elements used in pages, response functions of component messages in pages, subscription relations of component messages and externally available functions; in the response function, functions of component elements, variables of components and functions thereof in the page can be called;
The method for creating the component elements comprises the following steps: 1) Creating a component type element in an APP catalog; the implementation part of the component type element includes: an editor program element of the component instance element, an implementation class program and a loading constructor of the component instance element, a message which can be sent out by the component, an externally callable function and an externally usable data variable; the implementation class program realizes certain general and standardized configurable data display and operation functions which are oriented to specific aspects and provide a user interaction interface; the type of the component type element is a preset third type element, and an implementation part of the preset third type element comprises: the implementation class program of the component instance element and the interface definition and basic implementation of the loading constructor; 2) Creating one or more component instance elements in a file directory of the page element to which the component instance element belongs, wherein the type value of the declaration part of the component instance element is the relative path of the component type element; the implementation part of the component elements comprises: the relative path of the data model element to be accessed or the relative path of the service element, the parameter configuration of the data model element to be accessed and the related parameter configuration of the data display;
The service element creation method comprises the following steps: 1) Creating a service type element, the implementation part of the service type element comprising: the method comprises the steps of an editor program element of a service element, a base class program of the service element and a loading constructor of the service element, wherein the type of the service type element is a preset fourth type element, and the implementation of the preset fourth type element comprises the following steps: the implementation class program of the service element and the interface definition and basic implementation of the loading construction program of the service element; 2) Creating one or more service elements in the APP catalog, wherein the type value of the declaration part of the service elements is the relative path of the service type elements; the implementation of a service element includes: the realization class of the service element realizes a set of one or more business logic functions, and the business logic functions call the data model element and the data type element to perform data read-write access and calculation;
the method for creating the data model element comprises the following steps: 1) Creating a data model type element, the implementation part of the data model type element comprising: editor program element of data model element, base class of data model element, loading constructor of data model element, type of type element of data model element is preset fifth type element, implementation part of preset fifth type element includes: interface definition and basic implementation of class programs of data model elements and loading construction programs of data model elements; 2) Creating one or more data model elements in the APP catalog, wherein the type value of the declaration part of the data model elements is the relative path of the service type elements; the implementation of the data model element includes: the method comprises the steps of a data model, a data structure, fields in a certain service field, related information of a connected database and an implementation class program of the data model, wherein the implementation class program comprises access, operation and calculation of data of the data model;
The creation method of the data type element comprises the following steps: the data type element is a type element and is used for defining data variables and data fields in other elements, and the implementation part of the data type element comprises: the method comprises the steps of a value editor program element of a data variable/field/object, a class of the data object and a loading constructor of the data object, wherein the type of the data type element is a preset sixth type element, and an implementation part of the preset sixth type element comprises: the class program of the data object and the interface definition and basic implementation of the load construct program.
6. The method of claim 4, wherein the elements required for APP further comprise: a user pool element, an Auth element, a rights group element, and a database element;
the user pool element represents a user group, and the implementation part of the user pool element comprises: registering, logging in, authenticating and managing the user; an APP may have multiple user pool elements, and shell elements may be associated with the user pool elements to specify which user pools may use the shell elements;
the Auth element realizes a login authentication type and is used for a user pool element; the Auth element is a type element for defining an authentication object in the user pool element, and an implementation part of the type element of the Auth element includes: the method comprises the steps of a value editor program element of an authentication object, a class of the authentication object and a loading construction program of the authentication object, wherein the type of a type element of an Auth element is a preset seventh type element, and an implementation part of the preset seventh type element comprises: the class program of the authentication object and the interface definition and basic implementation of the loading constructor.
7. The building method according to claim 5, wherein the number of the type element of the shell element, the type element of the page element, the type element of the component element, the type element of the service element, the type element of the data model element, and the data type element is one or more, and the type element, the page element, the component element, the service element, the data model element, and the data variable/field are respectively used for creating one or more forms of the shell element, the page element, the component element, the service element, and the data variable/field.
8. The implementation method of the application system visual development tool is characterized by comprising the following steps:
1) Constructing an editor APP based on the construction method of the application system of any one of claims 4-7;
2) Configuring inheritance of the editor APP in the APP to be edited;
3) Running an APP to be edited, and loading and running the editor APP;
4) The editor APP loads all elements in the APP to be edited and performs classified layering graphical display;
5) And adding or selecting an element based on a graphical interface, calling a visual editor program in a type element of the element, presenting and editing the element by using the visual editor program, and storing source codes generated by an editor after editing.
9. The method for implementing the application system visualization development tool according to claim 8, wherein the method for implementing and using the visualization editor program of the page element comprises:
1) Finding all component type elements and data type elements from the APP and the APP inherited by the APP, and carrying out graphical display;
2) Selecting a component type element based on a graphical interface, generating and creating a component element, calling a visual editor program in the component type element to edit the component element, and generating a source code of the component element by the visual editor program of the component after the component element is displayed and edited;
3) Selecting a data type based on a graphical interface, generating a declaration code for creating a data variable, calling a visual editor program in the data type element to edit the data variable, and generating an assignment code of the data variable by the visual editor program of the data type after displaying and operating to edit the data variable;
4) Graphically displaying all the issuable messages of the components and callable functions of other components; creating a response function of the component message or selecting a callable function of other components as a response function of the selected component message based on the component message;
5) In the created message response function, the following sentences are created graphically according to the requirements:
a. calling a statement of a callable function in the component;
b. assignment statements for data variables in a component;
c. invoking a statement of a function in a data variable in the component;
d. calling a statement of a callable function in the service element;
e. calling a statement of a callable function in the data model element;
6) And (3) saving the codes generated in the steps 2) to 5), namely obtaining the code of one page element.
10. The implementation method of the application system visual development tool according to claim 8, wherein the visual editor program in the type element can be implemented as a visual editor element in the editor APP, the relative path of the visual editor element is the relative path of the type element to which the visual editor element belongs plus a fixed value, the editor APP can obtain the visual editor element of the type element by adding the fixed value to the relative path of the type element, and create and edit the instance element of the type element using the obtained visual editor element.
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