object oriented design tutorial for beginners

... in a GIS And Time Geography could be used to formulate space-time semantic abstractions in the design of a spatio-temporal model based on the object-oriented approach—something not thoroughly explored ... solutions for representing spatio-temporal data in GIS (Langran, 1993) In an event-oriented representation, events are described by the moments of change Only the events accountable for some sort ... have been defined for a space-time path Called the potential path areas (Figure 2.5), this set is represented as a prism in Time Geography It comprises space-time positions for which the possibility

Ngày tải lên: 07/08/2014, 04:20

... on object-oriented design methods: Object-oriented design is a method of design encompassing the process of objectoriented decomposition and a notation for depicting both logical (class and object ... approach to object-oriented design Booch’s revised design method (Booch, 1991, 1994) gives probably the most General Object-Oriented Design method developed at NASA Hierarchical Object-Oriented Design ... and Mellor, 1988) 30 OBJECT-ORIENTED DESIGN FOR TEMPORAL GIS incisive and comprehensive prospect of an object-oriented design method His method improves the concepts of object orientation and

Ngày tải lên: 07/08/2014, 04:20

... and object-oriented approaches The spatio-temporal data model offers much practical guidance, and implies the 45 46 OBJECT-ORIENTED DESIGN FOR TEMPORAL GIS feasibility of applying object-oriented ... manipulated Objectoriented models have the facilities to express more readily the knowledge structure of the original application’ (Worboys, Hearnshaw and Maguire, 1990, p 370) Therefore, the object-oriented ... performance studies have been undertaken on these alternatives Nevertheless, both alternatives involve the design of operations for handling the dynamic behaviour of versions within the object-oriented

Ngày tải lên: 07/08/2014, 04:20

... helps to visualise the space-time path without depicting the events Therefore it can be used as a modelling tool for designing the version management mechanism within the system In defining what ... investigate positions or arrangements of new public boundaries to ensure a uniform representation of the electoral population for every constituency (ward, electoral division, district, region and parliamentary ... depending on the kind of ground feature being utilised For example, ground features can be paths, ponds, rivers, railways, fences, roads and hedges Therefore, some possible spatial relationships would

Ngày tải lên: 07/08/2014, 04:20

... EVOLUTION Figure 5.11 The interaction diagram for the update scenario 75 76 OBJECT-ORIENTED DESIGN FOR TEMPORAL GIS Figure 5.12 The class diagram for the archiving scenario of a public boundary ... its corresponding instance of the OldBoundary class Table 74 OBJECT-ORIENTED DESIGN FOR TEMPORAL GIS Figure 5.10 The class diagram for the update scenario Table 5.4 Properties of G r o u n d F ... been defined for visualising the space-time paths in the evolution tracking scenario, and Table 5.2 shows the properties attached to some of the other classes 72 OBJECT-ORIENTED DESIGN FOR TEMPORAL

Ngày tải lên: 07/08/2014, 04:20

... update procedures have been defined as creation of a new object, creation of a new object from an existing object, and relocation of an existing object (Chapter 5, Section 3.3) The aim here is to illustrate ... Smallworld GIS Therefore the ground features element in the Assumption menu shows the number 0 Stages 2, 3: selecting a ground feature In stage 2 the user is searching for the ground feature designated ... the properties previously defined for the Assumption class of the STDM: statement, validated, and valid from/to In this example the boundary commission demand for creating a public boundary has

Ngày tải lên: 07/08/2014, 04:20

... spatial objects into spatio-temporal objects in databases Spatio-temporal objects describe the temporal behaviour of ‘moving’ points and regions within the model Trang 4OBJECT-ORIENTED DESIGN FOR ... of data formats and format conversion The overall architecture of OGIS is based on an object-oriented implementation of existing distributed computing systems Everything in OGIS is an object Every ... (unpublished), University of California, Los Angeles (UCLA). BIAN, L., 1997, Modeling mobile objects in three-dimensional aquatic systems using object-oriented design, Proceedings of GIS/LIS’97,

Ngày tải lên: 07/08/2014, 04:20

... Trang 1Object oriented design A case study Trang 2NT Trò chơi xúc xắc =m Người chơi tung 10x2 XÚC XắC m Nếu ... Trang 32tite Reference gw Slides of Prof Pascal Molli, Loria, France = Object oriented Design, JEDI, sun Microsystem

Ngày tải lên: 24/07/2014, 12:20

... as a shell for systems that lack a more formal operating system), as well as the ability to compile sequences of commands into threaded code for later execution Fortran Acronym for Formula Translator, ... terms, structures are used for smaller lightweight objects that do not persist for long and classes are used for larger objects that are expected to exist in memory for long periods We declare ... For example, the following statement Dim Form1 as new System.Windows.Forms.Form tells the run time to set enough memory to hold a Form variable The second step, instantiation, creates the object

Ngày tải lên: 17/10/2014, 14:02

... Change Is Hard 3 A Practical Definition of Design 4 The Tools of Design 4 Design Principles 5 Design Patterns 6 The Act of Design 7 How Design Fails 7 2 Designing Classes with a Single Responsibility ... Meetup Praise for Practical Object-Oriented Design in Ruby Trang 3“The book is just perfect! The elegance of Ruby shines but it also works as an A to Z of oriented programming in general.”object-—Emil ... write object-oriented software It isnot necessary that you feel you succeeded, just that you made the attempt in any object-oriented (OO) language Chapter 1 contains a brief overview of object-orientedprogramming

Ngày tải lên: 14/07/2015, 18:01

... Chapter Object-Oriented Design Java Software Solutions Foundations of Program Design Seventh Edition John Lewis William Loftus Copyright © 2012 Pearson Education, Inc Object-Oriented Design • ... pieces and what each piece will • An object-oriented design determines which classes and objects are needed, and specifies how they will interact • Low level design details include how individual ... 2012 Pearson Education, Inc Identifying Classes and Objects • The core activity of object-oriented design is determining the classes and objects that will make up the solution • The classes

Ngày tải lên: 30/05/2016, 00:16

... will appear This book is about designing object-oriented software, and it views the world as a series of spontaneous interactions between objects Object-oriented design (OOD) requires that you ... write object-oriented software It is not necessary that you feel you succeeded, just that you made the attempt in any object-oriented (OO) language Chapter 1 contains a brief overview of object-object-oriented ... provide benefits for the lifetime of the application, you get a kind of daily compounding interest on your time; this design effort pays off forever The break-even point for design depends on

Ngày tải lên: 07/01/2017, 20:47

... OverviewDesignDeliverables 5 Bin Class OverviewQuestions and AnswersJava Design Python DesignDeliverables 6 Wheel Class OverviewDesignDeliverables 7 Bin Builder Class OverviewAlgorithmsDesignDeliverables ... Class OverviewDesignDeliverables Trang 524 Throw ClassOverviewDesignDeliverables 25 Dice Class OverviewDesignDeliverables 26 Throw Builder Class OverviewQuestions and AnswersDesign Light Design HeavyDeliverables ... Class OverviewDesignDeliverables 28 CrapsTable Class OverviewDesignDeliverables 29 CrapsGame Class OverviewDesignDeliverables 30 CrapsPlayer Class OverviewDesignDeliverables 31 Design Cleanup

Ngày tải lên: 19/05/2017, 00:02

... changed after initialization Form:  declare const object with 3 arguments      const  Class object (arg1, arg2, arg3); Can use const object to call function       object.function (arg1b, arg2b); ...  (type, type) const; Form of declarator for above function type Class  :: function (type arg1, type arg2) const Lesson 14.3 Trang 11Effectively makes all data members const – None of data members of const object can be  ... initialization Function members qualified with const  do not modify invoking object's data Lesson 14.3 Trang 8– Using const before and after the data type  Neither value pointed to nor address stored 

Ngày tải lên: 30/01/2020, 00:16

... [7] 3.2 Designing the HDS We find that the direct transformation of object collaborations to the implemen-tation environment must be supplemented to carry out a general control system For example, ... well adapted to visualize, model in-terconnection types between the objects or sub-systems In the design phase, we transform object collaborations identified above into capsules to carry out a ... exist also formal tools such as Rational Real-Time Test [12] for testing directly the capsule collaboration; this tool permits us to validate a set of input sequences and defined object for ensuring

Ngày tải lên: 12/02/2020, 19:45

... of object oriented metrics that can be used to measure the quality of an object oriented design The metrics for object oriented design focus on measurements that are applied to the class and design ... accepted that object oriented development requires a different way of object oriented design The main advantage of object oriented design is its modularity and reusability Object oriented metrics ... Sweden Trang 102 Object Oriented Design Object oriented design is concerned with developing an object-oriented module of a software system to apply the identified requirements Designer will use

Ngày tải lên: 19/05/2020, 11:23

... Trang 1Object-Oriented Design IITrang 2Modeling ClassesGiven a real-life system, how do you decide what classes ... users and implementers use to describe the system? They are candidates for classes • Is each candidate class crisply defined? • For each class, what is its set of responsibilities? Are the responsibilities ... several copies of a given book Some of the books are reserved for short-term loans only All others may be borrowed by any library member for three weeks Members of the library can normally borrow

Ngày tải lên: 26/02/2021, 10:37

... Trang 1Object-Oriented Design ITrang 2The Waterfall ModelRequirements Definition Implementation and Unit Testing Integration and System and Software design Trang 3Useful TextsGrady ... 1999. Grady Booch, Object-Oriented Analysis and Design with Applications, second edition Benjamin/Cummings 1994. Rob Pooley, Perdita Stevens, Using UML Software Engineering with Objects and Components ... cannot comprehend such a system in its entirety Models can be informal or formal The more complex the project the more valuable a formal model becomes. Trang 5Principles of Modeling• The choice

Ngày tải lên: 26/02/2021, 10:37

... Trang 1The Object-Oriented Design ProcessTrang 3From Problem to Code• Three Phases: – Analysis – Design – Implementation Trang 4• Functional Specification ... scenario • Object diagram: class name underlined Sequence Diagrams Trang 33Sequence DiagramsTrang 34• Use for classes whose objects have interesting states State Diagram Trang 35Design Documentation• ... per card is ideal • Collaborators are for the class, not for each responsibility Trang 28How do you create CRC modelsA CRC model is created iteratively performing the following steps: • Find

Ngày tải lên: 29/03/2021, 14:51

... space-time paths 24 2.12 Conclusions 25 3 Object- oriented analysis and design 27 3.1 History of the object- oriented paradigm 27 3.2 Choosing an object- oriented method 32 3.3 The main modelling ... and ubiquitous computing reinforce the use of the object- oriented methodology in GIS. I have attempted to provide the reader with an understanding of the issues in the object- oriented design of a temporal ... Object- Oriented Design for Temporal GIS ix Series Introduction Welcome The Research Monographs in Geographical Information Systems series provides a publication outlet for...

Ngày tải lên: 07/08/2014, 04:20