CN101909083B - System and method for automatically inserting spatial information processing and analyzing service - Google Patents
System and method for automatically inserting spatial information processing and analyzing service Download PDFInfo
- Publication number
- CN101909083B CN101909083B CN 201010240533 CN201010240533A CN101909083B CN 101909083 B CN101909083 B CN 101909083B CN 201010240533 CN201010240533 CN 201010240533 CN 201010240533 A CN201010240533 A CN 201010240533A CN 101909083 B CN101909083 B CN 101909083B
- Authority
- CN
- China
- Prior art keywords
- service
- little
- module
- center server
- management center
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 230000010365 information processing Effects 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000004458 analytical method Methods 0.000 claims description 43
- 238000003780 insertion Methods 0.000 claims description 19
- 230000037431 insertion Effects 0.000 claims description 19
- 238000005516 engineering process Methods 0.000 claims description 18
- 238000005538 encapsulation Methods 0.000 claims description 7
- 238000000605 extraction Methods 0.000 claims description 7
- 230000002452 interceptive effect Effects 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 230000008569 process Effects 0.000 claims description 4
- 238000012800 visualization Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 230000007547 defect Effects 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 6
- 230000003139 buffering effect Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000012966 insertion method Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000012732 spatial analysis Methods 0.000 description 1
Images
Abstract
The invention discloses a system and a method for automatically inserting spatial information processing and analyzing service. The system has a browser/server structure and comprises a public network system, a firewall, a management center server, a data center server, a map operation interface center server, a micropiece center server, a user center server and a functional service center server, wherein the management center server comprises a map operating module, a service analyzing module, a service registering module, a service encapsulating module, a micropiece registering module, a micropiece calling module, a service calling module, a data analyzing module, a micropiece querying module and a service querying module. The invention overcomes the defects in the prior art and provides the system and the method for automatically inserting the spatial information processing and analyzing service, which have the advantages of sharing support, simple use and high operability.
Description
Technical field
The present invention relates to a kind of GIS-Geographic Information System, particularly relate to data in network technology and the GIS-Geographic Information System and process and the automatic system and method for insertion of a kind of Spatial information processing based on little of analysis field and Analysis Service.
Background technology
Spatial information is in the extensive use in each field and the development of network technology, constantly promote GIS (GIS-Geographic Information System) by sealing, tightly coupled one-of-a-kind system to open, the GIS service development of loose coupling, flexible and efficient Calculation And Analysis Functions is offered the user, and the GIS service has become the developing direction of the GIS-Geographic Information System of a new generation.Spatial information processing and analytic function are considered to one of wealth of the current most worthy of geography, are counted as human " resource " that is used for solving space problem.The purpose of the automatic insertion of Spatial information processing and analytic function is that these resources are offered the user with the form of API (application programming interface), the user is by calling and making up these API, can realize its required Spatial information processing service with minimum programming or even zero programming, thereby the application level of room for promotion information service allows public user can enjoy the facility that Spatial information processing and Analysis Service are brought to the full.
For this technical field, the commercial city of GIS supply both at home and abroad provides GIS Spatial information processing and the Analysis Service of oneself, the case of comparative maturity is divided into two classes at present, one class is so that the GIS platform that provides Web Service to serve of purpose to be provided towards the professional user, such as ArcGIS, SuperMap, a kind of be towards the public the user to be extended to the map service platform that the API DLL (dynamic link library) is provided of purpose; The former is the shared positive role that played of Spatial information processing and analytic function, but owing to the platform somewhat expensive, use the reason such as complexity to use as the public; The latter provides the facility of usage space information processing and analytic function for public user, yet can't realize cross-platform sharing, and the program capability to public user also has higher threshold requirement, therefore not yet has up to now a kind of real practical function to share and the acceptable Spatial information processing of the public and the automatic insertion system of Analysis Service and method.
Summary of the invention
The deficiency that exists in order to overcome prior art, the object of the present invention is to provide a kind of that support to share, use simple, that operability is good Spatial information processing and the automatic insertion system of Analysis Service and method.
For reaching above purpose, the invention provides the automatic insertion system of a kind of Spatial information processing and Analysis Service, this system adopts browser/server framework, comprise the public network system, fire compartment wall, management center server, data center server, map operation interface central server, little central server, the function services central server, management center server is by the map operation module, the service parsing module, the service registry module, the service encapsulates module, little Registering modules, little calling module, service calling module, data resolution module, little enquiry module, the service-seeking module composition, management center server links by fire compartment wall and public network system, user side connects public network system, described data center server, map operation interface central server, little central server, function services central server and management center server are arranged on server end.
Of the present invention further the improvement is, described server end also comprises a customer center server, be used for the storing user's registered data, and carrying out the comparison of user's logon information, described customer center server carries out the information transmission by described management center server and described public network system.
Of the present invention further the improvement be, described management center server carries out data communication by router and described data center server, map operation interface central server, little central server, function services central server and customer center server.
Second purpose of the present invention provides a kind of Spatial information processing and the automatic insertion method of Analysis Service, adopt the unified description of service, Relevant Service Discovery Technologies, GIS-Geographic Information System bridging technology, web services technologies, far call technology and distributed heterogeneous system integrated technology, and realize by the step that next coming in order are carried out
Service reception step, the map operation module of management center server are accepted to be stored in the user side scratchpad area (SPA) from the service load request of browser and with the function services information of registering;
The service analyzing step, the service parsing module of management center server obtains and resolves the data that are stored in the user side scratchpad area (SPA), and the data of extraction comprise title, address, classification information;
Service registry step, the service registry module of management center server will be served parsing module and be extracted the information registering obtain and store to the function services central server;
The service interface encapsulation step, the service encapsulates module of management center server is called the service encapsulates model of little central server and the map operation interface of map operation interface central server, according to the UWA standard attributes extraction and interface are carried out in the service of registration, formation has little of visualization interface, and set up described little related with original service, with the attribute of original service jointly as little attribute information;
Little registration step, little Registering modules of management center server little that the service interface encapsulation step is produced and attribute information thereof are registered, and are stored in little central server;
Little invocation step, the map operation module of management center server is accepted little call request from the user, the parameter of being returned by little calling module and the map interactive interface parsing of map operation interface central server of management center server;
The service call step, the parameter information calling function service center server that the service calling module of management center server is returned according to little invocation step is served accordingly;
The result resolves and shows step, the operation result that the data resolution module of management center server returns the service call step is resolved, analysis result is submitted to the map operation module of management center server, the map operation module with analysis result by browser-presented to the user.
Of the present invention further the improvement is, also comprise a user authentication process between described data receiver step and Data Analysis step, user authentication module comparison user login information and user's log-on data result of management center server determine whether to accept user's request.
Of the present invention further the improvement be, the data of extracting in described service analyzing step also comprise service describing, parameter information, interface message.
Of the present invention further the improvement is, also comprise a little query steps, little enquiry module of management center server receives the query requests from the user, according to the querying condition in the query requests little information on services of storage retrieved, and data are sent to browser end.
Of the present invention further the improvement is, also comprise a service-seeking step, the service-seeking module of management center server receives the query requests from the user, according to the querying condition in the query requests information on services of function services central server is retrieved, and data message is sent to browser end.
Owing to having adopted above technical scheme, the problems such as the present invention can solve preferably the existing network geographic information processing and the Analysis Service source is single, poor operability are a kind of support to share, use simple, that operability is good Spatial information processing and the automatic insertion system of Analysis Service and methods.
Description of drawings
Accompanying drawing 1 is the structural representation of a kind of Spatial information processing of the present invention and Analysis Service active insertion system.
Embodiment
The below is described in detail preferred embodiment of the present invention, thereby so that advantages and features of the invention can be easier to be it will be appreciated by those skilled in the art that protection scope of the present invention is made more explicit defining.
Referring to accompanying drawing 1, the automatic insertion system of a kind of Spatial information processing and Analysis Service, this system adopts browser/server framework, comprise the public network system, fire compartment wall, management center server, data center server, map operation interface central server, little central server, the function services central server, the customer center server, management center server is by the map operation module, the service parsing module, the service registry module, the service encapsulates module, little Registering modules, little calling module, service calling module, data resolution module, little enquiry module, the service-seeking module composition, management center server links by fire compartment wall and public network system, user side connects public network system, described data center server, map operation interface central server, little central server, the function services central server, customer center server and management center server are arranged on server end.Management center server carries out data communication by router and data center server, map operation interface central server, little central server, function services central server and customer center server.
The data of the dynamically autonomous loading technique method of Information Network of the present invention are calculated and are stored in service end and carry out, and the user only need to be equipped with the automatic insertion that web browser can carry out Spatial information processing and Analysis Service.In the present embodiment, operating system Windows 2003 Server, webserver Tomcat 6.0, virtual machine JDK 6.0, database PostgraSQL/PostGIS, browser IE be more than 5.0, developing instrument eclipse 3.2.The method is based on SSH Development Framework (being struts+spring+hibernate) and SOA architecture (being Service-oriented architecture Service-Oriented Architecture Based), on the basis of following OGC function services standard and UWA (being Universal Widget API) standard, adopted the unified description technique of service, Relevant Service Discovery Technologies, GIS-Geographic Information System bridging technology, web services technologies, far call technology and distributed heterogeneous system integrated technology etc. are realized.
Below introduce in detail the implementation step of Spatial information processing of the present invention and the automatic insertion method of Analysis Service.
Data receiver step, the map operation module of management center server are accepted to be stored in the user side scratchpad area (SPA) from the service load request of browser and with the service data that loads; The service of request registration is the buffer zone analysis service in the present embodiment, buffering area distance (Distance) according to user's setting, the spatial objects such as point, line, surface (BufferedObject) that calculating is drawn in the browser relevant position take the user are as core, the closed area take Distance as radius.
User authentication process, user authentication module comparison user login information and user's log-on data result of management center server determine whether to accept load request, be stored in user's log-on data of customer center server when detecting user login information, enter next step, be not stored in user's log-on data of customer center server when detecting user login information, do not accept the load request of browser.Detect in the present embodiment in user's log-on data that user login information has been stored in the customer center server, enter next step.
The service analyzing step, the service parsing module of management center server obtains and resolves the service data that is stored in the user side scratchpad area (SPA), the data of extracting also comprise the information such as title, address, classification, parameter, in the present embodiment, the data of extracting comprise: name is called buffer zone analysis, the address is the URL link of buffer zone analysis service, and classification is spatial analysis, and parameter is Distance (buffering area distance), BufferedObject (Buffer object).
Service registry step, the service registry module of management center server will be served parsing module and be extracted the information registering obtain and store to the function services central server.
The service interface encapsulation step, the service encapsulates module of management center server is called little packaging model of little central server and the map interactive interface of map operation interface central server, according to the UWA standard attributes extraction and interface are carried out in the service of registration, formation has little and attribute information of visualization interface, and sets up little related with original service.In the present embodiment, little interface of formation comprises that label, a confession user that a demonstration " is asked the input block distance " fill in the input frame of buffering area distance, " picture point " button, " setting-out " button, " picture polygon " button, " removing " button.What need to mention especially is that for the service that is encapsulated as little, system provides the option that whether keeps original interface for user selection for the user, for the service that does not need to keep, regenerate the interface according to above step; For the user that needs keep, system according to the implication of each key element of user-defined interface and with the dependency relation of service parameter, generate new little.
Little registration step, little Registering modules of management center server little that the service interface encapsulation step is produced and attribute information thereof are registered, and be stored in little central server, so far the uploading, encapsulate and register of completion service, all users can call corresponding little or service afterwards.
Little invocation step, when the user need to call little when service, in the present embodiment, little that need to call is buffer zone analysis, take the buffer zone analysis of the 500m railway station near as example.Input 500 in the text box of user in little interface, use little " picture point " button that provides to draw point target at the map interchange of position of getting angry, the map operation module is obtained the point target of user input values and drafting, pass to little calling module as buffering area distance (Distance) and Buffer object (BufferedO bject) respectively, by little calling module in combination graphic operation interoperability interface parameter is resolved.
Service call step, the service calling module of management center server are resolved the buffer object parameter that obtains, buffer distance parameter and little according to little calling module service related information calls the buffer zone analysis service, the executive buffer analysis; In the present embodiment, the result of buffer zone analysis is centered by the railway station, the border circular areas take 500m as radius.
Analyzing step as a result, the result that the data resolution module analysis service invocation step of management center server is returned, the map operation module with the result submits to management center server shows user with analysis result at browser by the map operation module.
Little query steps, little enquiry module of management center server receives the query requests from the user, according to the querying condition in the query requests little information on services of storage retrieved, and data are sent to browser end, submit the query requests of " buffer zone analysis " in the present embodiment to, little enquiry module of management center server retrieved little center according to the keyword coupling, the Query Result of return-list form, comprise little title, the address, classification, parameter, the information such as association service are inserted in the browser container automatically by suitable little of user selection.
The service-seeking step, the service-seeking module of management center server receives the query requests from the user, according to the querying condition in the query requests information on services of function services central server is retrieved, and data message is sent to browser end, in the present embodiment, query requests to the buffer zone analysis service, the service-seeking module of management center server is retrieved the information on services at function services center according to the keyword coupling, the Query Result of return-list form, Query Result comprises service name, point to the URL address of this service, the classification of service, the information such as parameter of service, the user can obtain by this service-seeking step the url address of required function service, call corresponding service, realize own required function at other platform, what real practical function was served shares.
By above-mentioned execution mode, be not difficult to find out that the present invention is a kind of use simple, that operability is good Spatial information processing and the automatic insertion system of Analysis Service and method.
Above execution mode only is explanation technical conceive of the present invention and characteristics; its purpose is to allow the people that is familiar with technique understand content of the present invention and is implemented; can not limit protection scope of the present invention with this, all equivalences that Spirit Essence is done according to the present invention change or modification all is encompassed in protection scope of the present invention.
Claims (8)
1. a Spatial information processing and the automatic insertion system of Analysis Service, it is characterized in that: this system adopts browser/server framework, comprise the public network system, fire compartment wall, management center server, data center server, map operation interface central server, little central server and function services central server, management center server is by the map operation module, the service parsing module, the service registry module, the service encapsulates module, little Registering modules, little calling module, service calling module, data resolution module, little enquiry module consists of with the service enquiry module, and the map operation module receives from the service load request of browser and with the function services information of registering and is stored in the user side scratchpad area (SPA);
The service parsing module obtains and resolves the data that are stored in the user side scratchpad area (SPA), and the data of extraction comprise title, address and classification information;
The service registry module will be served parsing module and be extracted the information registering obtain and store to the function services central server;
The service encapsulates module is called the service encapsulates model of little central server and the map interactive interface of map operation interface central server, according to general little application programming interfaces UWA standard attributes extraction and interface are carried out in the service of registration, formation has little of visualization interface, and set up described little related with original service, with the attribute of original service jointly as little attribute information;
Little Registering modules little that the service interface encapsulation step is produced and attribute information thereof are registered, and are stored in little central server;
The map interactive interface of little calling module and map operation interface central server is resolved the parameter of returning;
The parameter information calling function service center server that service calling module is returned according to little invocation step is served accordingly;
The operation result that data resolution module returns the service call step is resolved, and analysis result is submitted to the map operation module of management center server, the map operation module with analysis result by browser-presented to the user;
Little enquiry module receives the query requests from the user, according to the querying condition in the query requests little information on services of storage retrieved, and data are sent to browser end;
The service-seeking module receives the query requests from the user, according to the querying condition in the query requests information on services of function services central server is retrieved, and data message is sent to browser end;
Management center server links by fire compartment wall and public network system, user side connects the public network system, and described data center server, map operation interface central server, little central server, function services central server and management center server are arranged on server end.
2. the automatic insertion system of Spatial information processing according to claim 1 and Analysis Service, it is characterized in that: described server end also comprises a customer center server, be used for the storage log-on data, and carrying out the comparison of user login information, described customer center server carries out the information transmission by described management center server and described public network system.
3. the automatic insertion system of Spatial information processing according to claim 2 and Analysis Service, it is characterized in that: described management center server carries out data communication by router and described data center server, map operation interface central server, little central server, function services central server and customer center server.
4. method that realizes Spatial information processing as claimed in claim 1 and the automatic insertion system of Analysis Service, it is characterized in that: adopt the unified description of service, Relevant Service Discovery Technologies, GIS-Geographic Information System bridging technology, web services technologies, far call technology and distributed heterogeneous system integrated technology, and realize by the step that next coming in order are carried out
Service reception step, the map operation module of management center server receive from the service load request of browser and with the information on services of registering and are stored in the user side scratchpad area (SPA);
The service analyzing step, the service parsing module of management center server obtains and resolves the data that are stored in the user side scratchpad area (SPA), and the data of extraction comprise title, address and classification information;
Service registry step, the service registry module of management center server will be served parsing module and be extracted the information registering obtain and store to the function services central server;
The service interface encapsulation step, the service encapsulates module of management center server is called the service encapsulates model of little central server and the map interactive interface of map operation interface central server, according to general little application programming interfaces UWA standard attributes extraction and interface are carried out in the service of registration, formation has little of visualization interface, and set up described little related with original service, with the attribute of original service jointly as little attribute information;
Little registration step, little Registering modules of management center server little that the service interface encapsulation step is produced and attribute information thereof are registered, and are stored in little central server;
Little invocation step, the map operation module of management center server receives little call request from the user, the parameter of being returned by little calling module and the map interactive interface parsing of map operation interface central server of management center server;
Accordingly service in the parameter information calling function service center server that service call step, the service calling module of management center server are returned according to little invocation step;
The result resolves and shows step, the operation result that the data resolution module of management center server returns the service call step is resolved, analysis result is submitted to the map operation module of management center server, the map operation module with analysis result by browser-presented to the user.
5. the method for a kind of implementation space information processing according to claim 4 and the automatic insertion system of Analysis Service, it is characterized in that: also comprise a user authentication process between described service reception step and service analyzing step, user authentication module comparison user login information and user's log-on data result of management center server determine whether to accept user's request.
6. the method for a kind of implementation space information processing according to claim 4 and the automatic insertion system of Analysis Service, it is characterized in that: the data of extracting in described service analyzing step also comprise service describing, parameter information or interface message.
7. the method for a kind of implementation space information processing according to claim 4 and the automatic insertion system of Analysis Service, it is characterized in that: also comprise a little query steps, little enquiry module of management center server receives the query requests from the user, according to the querying condition in the query requests little information of storage is retrieved, and result for retrieval is sent to browser end.
8. the method for a kind of implementation space information processing according to claim 4 and the automatic insertion system of Analysis Service, it is characterized in that: also comprise a service-seeking step, the service-seeking module of management center server receives the query requests from the user, according to the querying condition in the query requests information on services of function services central server is retrieved, and information on services is sent to browser end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010240533 CN101909083B (en) | 2010-07-30 | 2010-07-30 | System and method for automatically inserting spatial information processing and analyzing service |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010240533 CN101909083B (en) | 2010-07-30 | 2010-07-30 | System and method for automatically inserting spatial information processing and analyzing service |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101909083A CN101909083A (en) | 2010-12-08 |
| CN101909083B true CN101909083B (en) | 2013-04-03 |
Family
ID=43264400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010240533 Active CN101909083B (en) | 2010-07-30 | 2010-07-30 | System and method for automatically inserting spatial information processing and analyzing service |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101909083B (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101388904A (en) * | 2008-07-29 | 2009-03-18 | 北京超图软件股份有限公司 | GIS service aggregating method, device and system |
| CN101604327A (en) * | 2009-07-16 | 2009-12-16 | 浙江大学 | A kind of Map Services is issue and management method dynamically |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100467573B1 (en) * | 2001-07-11 | 2005-01-24 | 삼성전자주식회사 | Geographic information system and method for providing geographic information |
-
2010
- 2010-07-30 CN CN 201010240533 patent/CN101909083B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101388904A (en) * | 2008-07-29 | 2009-03-18 | 北京超图软件股份有限公司 | GIS service aggregating method, device and system |
| CN101604327A (en) * | 2009-07-16 | 2009-12-16 | 浙江大学 | A kind of Map Services is issue and management method dynamically |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101909083A (en) | 2010-12-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103036954B (en) | Mobile message paradigmatic system and method thereof based on GIS | |
| KR20200043467A (en) | Method and terminal device for extracting web page content | |
| CN102902745B (en) | A kind of web service integration method of geographic information | |
| CN110533755A (en) | A kind of method and relevant apparatus of scene rendering | |
| CN103530340A (en) | Network thematic map making method and map making system | |
| EP2854348B1 (en) | Interface display method and system of home gateway applicable to multiple display types | |
| CN103390018B (en) | A kind of Web service data modeling and searching method based on SDD | |
| CN105307024A (en) | Graphic and text information interface control method and device based on internet of videos | |
| CN113902866B (en) | Double-engine driven digital twin system | |
| CN103838531A (en) | Information processing and displaying method and mobile terminal | |
| CN110991984A (en) | Digital operation analysis platform and method based on enterprise information heterogeneous system | |
| CN113918669A (en) | Device and method for realizing natural resource homeland space planning one-map system | |
| CN102999329A (en) | Active directory interface developing method based on extensive markup language mapping configuration | |
| CN104038511B (en) | A kind of method for managing resource and device | |
| CN102968807B (en) | image automatic generation method and system | |
| CN103002047A (en) | RPC (Remote Procedure Call) type WEB SOA (Service-Oriented Architecture) method | |
| CN103379022B (en) | A kind of instant communication method based on Internet map search and system | |
| CN102333148A (en) | Method and system for displaying security data information of mobile terminal | |
| CN108241696A (en) | Obtain the method, apparatus and system of map datum | |
| CN101909083B (en) | System and method for automatically inserting spatial information processing and analyzing service | |
| CN116048517A (en) | API (application program interface) generating method, system and device based on B/S (browser/Server) architecture application system | |
| CN110297976A (en) | Recommended method, device, equipment and readable storage medium storing program for executing based on cloud retrieval | |
| CN201886474U (en) | Space information processing and analyzing service automatic insertion system | |
| CN105282751B (en) | A kind of method and apparatus showing wireless network planning result | |
| CN112817688B (en) | Network slice template generation method and device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Wang Yan Document name: payment instructions |
|
| DD01 | Delivery of document by public notice |