CN103984750A - B/S (Browser/Server) framework model based topological graph generation method - Google Patents
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Abstract
The invention relates to the topological graph technical field, particularly to a B/S (Browser/Server) framework model based topological graph generation method. The B/S framework model based topological graph generation method specifically comprises the following steps of establishing a topological graph mathematical model; performing abstraction and objectification on graphic elements; automatically generating network topological graphs and storing the topological graph information; implementing data exchange of a client and a server through a B/S data exchange interface; establishing a topological graph automatic display model to automatically display topological graphs; performing combination or separation display on generated physical and logical topological graphs; manually designing, optimizing and editing the automatically generated topological graphs. According to the B/S framework model based topological graph generation method, the topological graphs are generated based on a B/S framework model and accordingly the topological graphs can be edited and displayed in a WYSIWYG (What You See Is What You Get) mode, the functions such as the back-off reproduction process of painting, node linkage and operation of geometric graphs and the integral or partial zoom-in, zoom-out and up, down, left and right translation of the canvas space are achieved, the perfect combination of manual editing and automatic display can be achieved, and meanwhile the compatibility, flexibility and extensibility of various OS (Operating System) platforms can be achieved.
Description
Technical field
The present invention relates to topological diagram technical field, relate in particular to the topological drawing generating method based on B/S framework mode.
Background technology
At present, along with developing rapidly of network technology, the continuous expansion of network size, network structure also becomes increasingly complex, also more and more higher to the requirement of topological model, generating algorithm and topology design device.Topological model research has been experienced from stochastic pattern to hierarchical, then arrives the process of power rate type.Yet up to the present, the researcher of network field and graph theory does not find generally acknowledged unified standard to weigh the good and bad of a topological diagram.Because the inherent isomerism of network, dynamic, opening and expansionary decision.So researcher can only be to instance analysis as much as possible and experiment, thereby actual physical logic topology is more trended towards presenting really.
Summary of the invention
For the problems referred to above, the invention provides a kind of topological drawing generating method based on B/S framework mode of applied widely, What You See Is What You Get.
For achieving the above object, the concrete scheme that the present invention adopts is as follows:
A topological drawing generating method based on B/S framework mode, comprises the steps:
(1) set up topological diagram mathematical model: topological diagram mathematical model is figure G, by node set V and limit set E, formed; Limit set comprises two kinds of directed edge and nonoriented edges, and contained graphic element is (node), line (limit), ellipse, rectangle, circular arc etc. a little.The painting canvas upper left corner is initial point, and laterally the right side is forward x axle, and longitudinally lower is forward y axle.Storage mode is that topological diagram is stored start node, terminal node, initial interface, stopped interface with XML data layout storage graphic contents and association attributes, topological some memory point and the incidence relation of physical equipment, topological line, and distinguishes physical connection, logic connection, manual connection etc.
(2) by graphic element abstract and objectification: by physical equipment abstract be node in figure, i.e. object XNode; The connecting line between physical equipment abstract be limit in figure, i.e. object XLine; Nodal community comprises (x, y, w, h), and x is lateral coordinates, and y is along slope coordinate, and w is node width, and h is height of node; Side attribute comprises (tail, head, ifTail, ifHead, width, style, RGB, mxy), tail is start node, head is terminal node, and ifTail is initial interface, and ifHead is for stopping interface, width is link width, style is line pattern, and RGB is line color, and mxy is intermediate point coordinate.
(3) automatic generating network topological diagram memory topology figure information: according to network configuration information, initiate automated topology process, select to generate physics etale topology figure and/or logical layer topological diagram, and respectively with point and the side information of V (G), E (G) memory topology figure, with volume coordinate and the style information of XML data layout memory topology figure G.
(4) topological diagram object-oriented data and serializing: by the objectification of topological diagram data and serializing and XML Data Analysis are represented to the topological diagram of automatic generation in Applet client; The point object of serializing is preserved nodal information and the attribute in topological diagram, the line object of serializing is preserved side attribute and the style information in topological diagram, node object XNode and limit object XLine all realize java.io.Serializable, java.lang.Cloneable interface, by XPath expression parsing with process the topology information of preserving with XML data layout, conveniently expand and optimize topological interface.
(5) client and service end exchanges data: by B/S data exchange interface, realize the exchanges data of client and server, client is passed through TCP Socket and server end communication, XML exchanges data based on Applet.
(6) topological diagram represents automatically: set up topological diagram and automatically represent model, according to the out-degree in-degree of topological graph node, automatic analysis goes out nucleus equipment and nucleus equipment node is evenly distributed on internal layer circle, then according to rank, to skin circle, distribute successively, finally being distributed in a little on whole painting canvas.
(7) topological constitutional diagram represents: the physics of generation is merged or separated representing with logical topology figure.
(8) topological diagram that hand-designed optimization editor generates automatically: the increase, movement, deletion and the pattern that complete node and limit by mouse and keyboard manual operation are revised corresponding operating, optimize representing and appearance effect of topological diagram.
Automatically in the topological diagram process generating step (8) hand-designed optimization editor, the movement locus of recording geometry element and variation, by mouse and/or keyboard mobile node, also synchronously follow on the limit associated with this mobile node, in node motion process, the end points coordinate on limit is respectively the centre coordinate of start node and terminal node, and the end points coordinate that node stop moves back is the intersecting point coordinate on node ellipse and limit.Any variation of figure all generates one and changes sequence number, an attribute change that changes the sequence number corresponding a plurality of nodes of possibility or limit.
Automatically in the topological diagram process generating step (8) hand-designed optimization editor, can carry out cancelling and redo operation of design process, be specially: graphic element all keeps a Count of Status, and by cloning and copy state preorder and the state postorder that obtains object, often do editor's action and generate an action sequence number being associated with graphic element Count of Status, cancelling and reforming according to action sequence number complete design operation, when the process of reforming produces new action sequence number, abandon the action sequence number of not reforming.
In topological diagram operational process, the different conditions ways of presentation of design configuration element, is respectively that [0] is unknown, [1] is normal, [2] early warning, [3] are abnormal, interrupt [4], and Status Level increases successively.When equipment or circuit are abnormal, node or limit object are transformed into modes of warning, automatically flash and represent early warning pattern, are furnished with early warning sound etc.
The present invention is according to network configuration information, the information such as start address, seed address, address prefix, topological mode, discovery agreement (STP/CDP/ARP/OSPF/RIP/EIGRP) are set, automatically generate topological diagram, can select to generate two layers of Physical layer topological diagram and/or tri-level logic etale topology figure, and respectively with node and the side information of V (G), E (G) memory topology figure, with information such as the volume coordinate of XML data layout memory topology figure G, patterns.By to the abstract of topological diagram object and serializing, and XML Data Analysis represents the topological diagram of automatic generation in Applet client.The point object of serializing retains nodal information and the attribute in topological diagram, the line object of serializing retains side attribute and the style information in topological diagram, other information of preserving with XML data layout by XPath expression parsing and processing topological diagram, convenient expansion and optimization topology information.Meanwhile, be applied in topological diagram editing process and also can carry out cancelling and redo operation of topological diagram design process, like this, in client, pass through the simple operations of keyboard or mouse, just can What You See Is What You Get ground editorial optimization topological diagram.The method of the invention can be used for generating the panel figure of device object equally.
The present invention is based on B/S framework mode and generate topological diagram, can edit What You See Is What You Get and represent topological diagram, the rollback with geometric drawing, node interlock, operation reproduces the functions such as whole or local amplification is dwindled, translation up and down in process, painting canvas space, and can reach edit and the perfect adaptation automatically representing.Meanwhile, can realize compatibility, dirigibility and the expansibility of various OS platforms.
Accompanying drawing explanation
Fig. 1 is process flow diagram of the present invention;
Fig. 2 is the schematic diagram of cancelling with reforming of design process of the present invention.
Embodiment
As shown in Figure 1, a kind of topological drawing generating method based on B/S framework mode, comprises the steps:
(1) set up topological diagram mathematical model: topological diagram mathematical model is figure G, by node set V and limit set E, formed, as:
G = (V, E)
V(G) = {V1, V2, V3}
E(G) = {(V1, V2), (V1, V3), <V2, V3>}。
(2) by graphic element abstract and objectification: by physical equipment abstract be node in figure, i.e. object XNode, the connecting line between physical equipment abstract be limit in figure, i.e. object XLine.
Object XNode is described below:
<node ID="101" OID="N01">
<x/><y/><w/><h/>
</node>
Wherein/node/ID is unique number
/ node/OID is corresponding objects type number
/ node/x is lateral coordinates
/ node/y is along slope coordinate
/ node/w is node width
/ node/h is height of node
Object XLine is described below:
<line ID="301" OID="L01">
<tail/><head/><ifTail/><ifHead/><mxy/><width/><style/><RGB/>
</line>
Wherein/line/ID is unique number
/ line/OID is corresponding objects type number
/ line/tail is start node ID
/ line/head is terminal node ID
/ line/ifTail is initial interface
/ line/ifHead is for stopping interface
/ line/mxy is intermediate point coordinate
/ line/width is link width
/ line/style is line pattern
/ line/RGB is line color.
(3) automatic generating network topological diagram: according to network configuration information, the information such as start address, seed address, address prefix, topological mode, discovery agreement (STP/CDP/ARP/OSPF/RIP/EIGRP) are set, initiate automated topology process.Selectable generation physics etale topology figure or logical layer topological diagram, or the equal generate pattern of physical layer logic layer, and with V (G), E (G) respectively node and the side information of memory topology figure, with information such as the volume coordinate of XML data layout memory topology figure G, patterns.
(4) topological diagram object-oriented data and serializing: by the objectification of topological diagram data and serializing, and XML Data Analysis represents the topological diagram of automatic generation in Applet client.The point object of serializing is preserved nodal information and the attribute in topological diagram, and the line object of serializing is preserved side attribute and the style information in topological diagram.Node object XNode and limit object XLine all realize java.io.Serializable, java.lang.Cloneable interface, by XPath expression parsing with process the topology information of preserving with XML data layout, conveniently expand and optimize topological interface.
(5) client and service end exchanges data: by B/S data exchange interface, realize the exchanges data of client and server, client is based on Applet and by TCP Socket and server end communication, XML exchanges data.
(6) topological diagram represents automatically: set up topological diagram and automatically represent model, according to the out-degree in-degree of topological graph node, automatic analysis goes out nucleus equipment and nucleus equipment node is evenly distributed on internal layer circle, then according to rank, to skin circle, distribute successively, finally being distributed in a little on whole painting canvas.
(7) judge whether to be optimized topological diagram, if needed, optimize, carry out as follows: by mouse, pull or keyboard mobile node, also synchronously follow on the limit associated with this mobile node, in node motion process, the end points coordinate on limit is respectively the centre coordinate of start node and terminal node, and the end points coordinate that node stop moves back is the intersecting point coordinate on node ellipse and limit; Any variation of figure all generates one and changes sequence number, an attribute change that changes the sequence number corresponding a plurality of nodes of possibility or limit.After optimization again with servers' data exchange, data feedback, to server end, then is carried out by step (4), (5), (6) successively, until do not need to be optimized again, carry out next step.
(8) state computation of graphic element: in topological diagram operational process, be 5 ranks by the Design of State of graphic element, respectively: [0] is unknown, [1] is normal, [2] early warning, [3] are abnormal, interrupt [4], and Status Level increases successively.The design of state formula is as follows:
F1.0. pretreatment unit: [BEGIN:P_xx=M_xx (params); ]
BEGIN: pretreatment unit sign
P_xx: parameter name value type is determined by M_xx rreturn value
M_xx: method name return type and parameter type only limit to [int, long, double, String]
Params: parameter list parameter type is determined by M_xx method and kept in full accord
F1.1. authentication unit: (ZB:YSF:QJ)
ZB: index OID or TOID [with T beginning] or P_xx [with P_ beginning pre-service index]
YSF: operational symbol [IN] [NI]
QJ: interval [xxx] [xxx, xxx] [xxx, xxx) (xxx, xxx] (xxx, xxx)
[string] [%string] [string%] [%string%]
F1.2. verify relation: [AND] [OR]
It is the relation between authentication unit
F1.3. checking combination: i.e. authentication unit & checking relation
F1.4. state cell: [ZT:YZZH]
ZT:[1] normal [2] early warning [3] is extremely
YZZH: same F1.3.
F1.5. state formula: [FWBS:GLTJ:ZTDY]
FWBS: scope sign [R] row [T] is shown
GLTJ: the i.e. same F1.3. of filtercondition
ZTDY: the i.e. same F1.4. of state cell
F1.6. with the state formula of pretreatment unit:
[BEGIN:P_xx=M_xx(params);][FWBS:GLTJ:ZTDY][FWBS:GLTJ:ZTDY]
[BEGIN:P_xx=M_xx (params); ] with F1.0. pretreatment unit
(9) topological constitutional diagram represents: the physics generating is merged with logical topology figure or separated, can represent respectively the topology information under different agreement, the real-time dynamic response physical equipment in node and limit and connection status.Wherein to close be physical topology to Layer 2 data link layer topology, reflection be the direct-connected relation of the real physics of equipment room; It is logical topology that three layers of route etale topology close, reflection be the routing relation of equipment room; Physical layer and logical layer topology not only can merge and represent but also can represent separately.
That in the editing process of topological diagram, can move cancelling and reforming, be specially graphic element and all keep a Count of Status, and by cloning and copy state preorder and the state postorder that obtains object, often do editor's action and generate an action sequence number being associated with graphic element Count of Status, cancelling and reforming according to action sequence number complete design operation, when the process of reforming produces new action sequence number, abandon the action sequence number of not reforming.As shown in Figure 2.
(a) carried out 5 shut sequence actions, action sequence number is respectively 1 to 5, and wherein 5 is current state point;
(b) carried out after 3 rollback operations, 2 is current state point;
(c) carried out redo operation 2 times, 3,4 have carried out restoring operation, and 4 is current state point;
(d) carried out new editor's action, original action sequence number 5 is labeled as 5X and automatically abandons, and has produced new action sequence number 5, is current state point.
Carry out to preserve and to operate Applet client and can automatically carry out data with server end and synchronize, complete the design optimization process of topological diagram.
Claims (4)
1. the topological drawing generating method based on B/S framework mode, is characterized in that comprising the steps:
(1) set up topological diagram mathematical model: topological diagram mathematical model is figure G, by node set V and limit set E, formed;
(2) by graphic element abstract and objectification: by physical equipment abstract be node in figure, i.e. object XNode; The connecting line between physical equipment abstract be limit in figure, i.e. object XLine;
(3) automatic generating network topological diagram memory topology figure information: according to network configuration information, initiate automated topology process, select to generate physics etale topology figure and/or logical layer topological diagram, and respectively with point and the side information of V (G), E (G) memory topology figure, with volume coordinate and the style information of XML data layout memory topology figure G;
(4) topological diagram object-oriented data and serializing: by the objectification of topological diagram data and serializing and XML Data Analysis are represented to the topological diagram of automatic generation in Applet client; The point object of serializing is preserved nodal information and the attribute in topological diagram, the line object of serializing is preserved side attribute and the style information in topological diagram, node object XNode and limit object XLine all realize java.io.Serializable, java.lang.Cloneable interface, the topology information of preserving with XML data layout by XPath expression parsing and processing;
(5) client and service end exchanges data: by B/S data exchange interface, realize the exchanges data of client and server, client is passed through TCP Socket and server end communication, XML exchanges data based on Applet;
(6) topological diagram represents automatically: set up topological diagram and automatically represent model, according to the out-degree in-degree of topological graph node, automatic analysis goes out nucleus equipment and nucleus equipment node is evenly distributed on internal layer circle, then according to rank, to skin circle, distribute successively, finally being distributed in a little on whole painting canvas;
(7) topological constitutional diagram represents: the physics of generation is merged or separated representing with logical topology figure, represent respectively the topology information under different agreement, the real-time dynamic reflection physical equipment in node and limit and connection status;
(8) topological diagram that hand-designed optimization editor generates automatically: the increase, movement, deletion and the pattern that complete node and limit by mouse and keyboard manual operation are revised corresponding operating, optimize representing and appearance effect of topological diagram.
2. the topological drawing generating method based on B/S framework mode according to claim 1, it is characterized in that: in the topological diagram process automatically generating step (8) hand-designed optimization editor, the movement locus of recording geometry element and variation, by mouse and/or keyboard mobile node, also synchronously follow on the limit associated with this mobile node, in node motion process, the end points coordinate on limit is respectively the centre coordinate of start node and terminal node, and the end points coordinate that node stop moves back is the intersecting point coordinate on node ellipse and limit.
3. the topological drawing generating method based on B/S framework mode according to claim 2, it is characterized in that: in the topological diagram process automatically generating step (8) hand-designed optimization editor, can carry out cancelling and redo operation of design process, be specially: graphic element all keeps a Count of Status, and by cloning and copy state preorder and the state postorder that obtains object, often do editor's action and generate an action sequence number being associated with graphic element Count of Status, cancelling and reforming according to action sequence number complete design operation, when the process of reforming produces new action sequence number, abandon the action sequence number of not reforming.
4. the topological drawing generating method based on B/S framework mode according to claim 2, it is characterized in that: in topological diagram operational process, the different conditions ways of presentation of design configuration element, be respectively that [0] is unknown, [1] is normal, [2] early warning, [3] are abnormal, interrupt [4], Status Level increases successively.
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| CN110554820B (en) * | 2019-09-12 | 2021-04-13 | 西安瑞特森信息科技有限公司 | GIS data editing method |
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| CN112817683A (en) * | 2021-03-02 | 2021-05-18 | 深圳市东微智能科技股份有限公司 | Control method, control device and medium for topological structure configuration interface |
| CN113746906A (en) * | 2021-08-13 | 2021-12-03 | 苏州浪潮智能科技有限公司 | Method and system for automatically generating topological graph |
| CN113656407A (en) * | 2021-08-17 | 2021-11-16 | 北京百度网讯科技有限公司 | Data topology generation method and device, electronic equipment and storage medium |
| CN113656407B (en) * | 2021-08-17 | 2023-10-31 | 北京百度网讯科技有限公司 | Data topology generation method and device, electronic equipment and storage medium |
| CN115941496A (en) * | 2022-11-10 | 2023-04-07 | 西安诺瓦星云科技股份有限公司 | Topology editing method and device for LED display system equipment and electronic equipment |
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