organization of object oriented code

reverse engineering of object oriented code

... Fundamentals of Robotics, Second Edition Tonella and Potrich, Reverse Engineering of Object Oriented Code Paolo Tonella Alessandra Potrich Reverse Engineering of Object Oriented Code Springer ... identification of class instances (objects) in the code The allocation points in the code are used to approximate the set of objects created by a program, while the OFG is used to determine the inter -object ... representing the organization and behavior of an Object Oriented software system can help developers comprehend it and evaluate the impact of a modification However, such diagrams are often unavailable...

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Reverse Engineering of Object Oriented Code docx

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... Fundamentals of Robotics, Second Edition Tonella and Potrich, Reverse Engineering of Object Oriented Code Paolo Tonella Alessandra Potrich Reverse Engineering of Object Oriented Code Springer ... identification of class instances (objects) in the code The allocation points in the code are used to approximate the set of objects created by a program, while the OFG is used to determine the inter -object ... representing the organization and behavior of an Object Oriented software system can help developers comprehend it and evaluate the impact of a modification However, such diagrams are often unavailable...

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Reverse Engineering of Object Oriented Code phần 1 potx

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... Fundamentals of Robotics, Second Edition Tonella and Potrich, Reverse Engineering of Object Oriented Code Paolo Tonella Alessandra Potrich Reverse Engineering of Object Oriented Code Springer ... implementation The method used is that of reverse engineering, the target of the method is object oriented code in C++, C#, or Java From the code class diagrams, object diagrams, interaction diagrams ... representing the organization and behavior of an Object Oriented software system can help developers comprehend it and evaluate the impact of a modification However, such diagrams are often unavailable...

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Reverse Engineering of Object Oriented Code phần 2 docx

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... identification of class instances (objects) in the code The allocation points in the code are used to approximate the set of objects created by a program, while the OFG is used to determine the inter -object ... chapters The OFG allows tracing the flow of information about objects from the object creation by allocation statements, through object assignment to variables, up until the storage of objects in ... Object Flow Graph The Object Flow Graph (OFG) is a pair (N, E), comprising of a set of nodes N and a set of edges E A node is added to the OFG for each program location 26 The Object Flow Graph (i.e.,...

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Reverse Engineering of Object Oriented Code phần 3 doc

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... analyzing the syntax of the source code Available tools for Object Oriented design typically offer a facility for the recovery of class diagrams from the code, which include this kind of syntactic information ... part -of the former This means that the existence of an object of the first class requires that one or more objects of the other class also exist, in that they are an integral part of the first object ... type of the contained objects is obtained by defining gen and kill sets of each OFG node Two different kinds of flow information can be used to infer the type of contained objects: the type of...

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Reverse Engineering of Object Oriented Code phần 4 ppsx

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... different kinds of data elements: objects of class A and objects of class B 4.3 Object Sensitivity 71 Fig 4.5 Object insensitive OFG for object analysis Fig 4.5 shows the object insensitive OFG built ... construction of OFG edges becomes more complicated in case of object sensitive analysis Fig 4.4 Incremental construction of OFG edges for object sensitive analysis Fig 4.4 shows the rules for OFG edge ... an object identifier is associated to each of them A program location originally scoped by class gives rise to a set of OFG nodes scoped by object identifiers when an object sensitive OFG 4.3 Object...

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Reverse Engineering of Object Oriented Code phần 5 ppt

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... contain the possibly referenced objects, according to the result of the static object analysis conducted on this OFG 80 Object Diagram Fig 4.9 OFG of the eLib program for object diagram recovery, driver ... extraction of a representation of the interactions that occur among the objects that compose an Object Oriented system A static analysis of the source code provides a conservative superset of all ... completion of the returnDocument and isHolding operations According to the result of flow propagation in the OFG of Fig 4.10, the object Loan1 is referenced by the attributes loan of Document, loans of...

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Reverse Engineering of Object Oriented Code phần 6 pptx

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... half of a dollar to prepare a coffee The user can, at any time, insert a quarter, request the return of the quarters inserted so far or request the preparation of the coffee Of course, the coffee ... possible outcomes of this call, depending on the actual type of the target object and of the parameter Similarly, the impossibility of creating a new loan when the given document is of type TechnicalReport ... effect of a method invocation on a target object depends on the state the object is in before the call Thus, a description of an Object Oriented system in terms of message exchange only (see previous...

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Reverse Engineering of Object Oriented Code phần 7 ppt

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... with the aim of remodularizing them [4, 54, 99] Some of such features apply to Object Oriented software as well, and can be used to derive a package diagram from the source code of the classes ... issued inside the code of the classes under analysis A concept consists of a set of classes performing a set of same method calls, which are not simultaneously made by the code of any other class ... only the existence of a relationships is important, but also the number of instances of the relationship and the kind of relationship matter This is especially true with Object Oriented systems...

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Reverse Engineering of Object Oriented Code phần 8 pot

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... association between an object of class User and an object of class Document, implemented by means of two attributes referencing the two classes being associated and by means of a method to create ... studied in the context of the identification of abstract data types (objects), program understanding, and module restructuring, with reference to procedural code Some of these works [13, 51, ... coupling exploit the computation of software metrics The ARCH tool [73] is one of the first examples embedding the principle of information hiding, turned into a measure of similarity between procedures,...

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Reverse Engineering of Object Oriented Code phần 9 ppt

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... are matched in the code In [29, 42, 62, 67, 97], the creation of objects and inter -object message exchange are captured by tracing the execution of a program on a given set of scenarios This allows ... the high-level comprehension of the system and for its evolution The complementary roles of static and dynamic analysis of the source code in the extraction of the object diagram, discussed in ... Dean, D Grove, and C Chambers Optimizations of object- oriented programs using static class hierarchy analysis In Proc of the European Conference on Object- Oriented Programming (ECOOP), pages 77–101,...

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Reverse Engineering of Object Oriented Code phần 10 pot

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... state diagrams, 14, 115 misalignment of code and design, IX model checking, 131 Index model of source code, see OBJECT FLOW GRAPH (OFG) multiplicity of the objects, 64, 76, 86, 92, 105 name conflicts ... analysis and, 40 object identification in procedural code, 60, 152 object identity in interaction diagram, 105, 106 in object diagram, 65 object instances, 64 object interactions, 10, 89 Object Process ... Object Process Graph, 113, 172 object vs class diagram, 10, 63, 64, 83 object vs interaction diagram, 90 object- oriented testing criteria, 87 OFG, see OBJECT FLOW GRAPH (OFG) orphan modules, in package...

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The essence of object oriented programming with java and UML

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... (2 of 8) [13/03/2003 02:55:02 }Ç Contents Java Chapter 4: Object- Oriented Analysis and Design Software Methodologies The Elements of a Software Project The Essence of Object- Oriented Analysis Object ... learn object- oriented software development The goal of this book is to introduce you to the essence of object orientation without overwhelming you with all the details of a specific object- oriented ... Payoff of Objects Object orientation can lead to big payoffs in the software development game An object- oriented design is likely to be simple and easy to understand Once designed, you can often...

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Tài liệu Module 7: Essentials of Object-Oriented Programming pdf

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... the terms object and class in the context of object- oriented programming Apply the concept of abstraction Module 7: Essentials of Object- Oriented Programming What Is a Class? Topic Objective ... Essentials of Object- Oriented Programming What Is an Object? Topic Objective To define the term object Lead-in An object is an instance of a class It is a common mistake to use the terms class and object ... built 12 Module 7: Essentials of Object- Oriented Programming Object- Oriented Programming Object- oriented programming arose to alleviate these problems Object- oriented programming, if understood...

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Tài liệu The Essence of Object-Oriented Programming with Java and UML pptx

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... (2 of 8) [13/03/2003 02:55:02 }Ç Contents Java Chapter 4: Object- Oriented Analysis and Design Software Methodologies The Elements of a Software Project The Essence of Object- Oriented Analysis Object ... learn object- oriented software development The goal of this book is to introduce you to the essence of object orientation without overwhelming you with all the details of a specific object- oriented ... Payoff of Objects Object orientation can lead to big payoffs in the software development game An object- oriented design is likely to be simple and easy to understand Once designed, you can often...

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foundations of object-oriented languages, 2002

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... checking in object- oriented languages is not as good The following is a list of some properties of typechecking systems of some of the more popular object- oriented languages (or the object- oriented ... part of the book with a discussion of different kinds of object- oriented languages (e.g., class-based, object- based, and multi-method languages) and an examination of statically typed object- oriented ... of 1991 that led to my work on the design and proofs of type safety of object- oriented programming languages A three-month visit to the Newton Institute of Mathematical Sciences in the fall of...

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Overview of Object-Oriented SoftwareDesign and Java Programming potx

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... property of an object that distinguishes it from all other objects • The failure to recognize the difference between the name of the object and the object itself is the source of many errors in object- oriented ... object- oriented (OO) programming 10 Identity, State, Behavior • The state of an object encompasses all of the (static) properties of the object plus the current (dynamic) values of each of these ... a type of car 15 Object example Audi BMW Z3 Corvette Car Car Car • Notice that all objects are of the same type All objects are cars! 16 Classes and Objects • An object is an instance of exactly...

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Leanpub principles of object oriented programming in javascript

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... example: var object1 = new Object( ); var object2 = object1 ; This code first creates an object (with new) and stores a reference in object1 Next, object2 is assigned the value of object1 There ... developer to be confused by the result of this line of code: console.log(typeof null); // "object" When you run typeof null, the result is object But why an object when the type is null? (In fact, ... instanceof: var items = []; var object = {}; function reflect(value) { return value; } console.log(items instanceof Array); console.log(items instanceof Object) ; console.log (object instanceof Object) ;...

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No starch press the principles of object oriented javascript

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... The Principles of Object- Oriented JavaScript T h e P r i n cipl es of Object- Oriented JavaScript by Nicholas C Zakas San Francisco THE PRINCIPLES OF OBJECT- ORIENTED JAVASCRIPT Copyright ... developer to be confused by the result of this line of code: console.log(typeof null); // "object" When you run typeof null, the result is "object" But why an object when the type is null? (In fact, ... variable gets a copy of the pointer, and both still reference the same object in memory For example: var object1 = new Object( ); var object2 = object1 ; This code first creates an object (with new)...

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Tài liệu The Object Oriented Evolution of PHP5 ppt

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... FEATURES The Object Oriented Evolution of PHP By Zeev Suraski One of the key ingredients in the upcoming version of PHP will be the Zend Engine 2.0, with support for a brand new object- oriented programming ... February 2003 · PHP Architect · www.phparch.com The Object Oriented Evolution of PHP object model Some of the features further enhance object- oriented capabilities, such as private member variables ... is often thought of as the "middle tier" This tier is where the vast majority of business logic is implemented I often think of this tier as being pretty fuzzy in that it may be comprised of...

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