Concepts of Programming Languages

500 Chapter 11 Abstract Data Types and Encapsulation Constructs class myClass def meth1 ... end end This class could be extended ...

11.4 Language Examples 501 The alternative is to call the access control functions with the names of the specific methods as par ...

502 Chapter 11 Abstract Data Types and Encapsulation Constructs class StackClass # Constructor def initialize @stackRef = Array. ...

11.5 Parameterized Abstract Data Types 503 myStack.push(29) puts "Top element is (should be 29): #{myStack.top}" myStack.pop put ...

504 Chapter 11 Abstract Data Types and Encapsulation Constructs The Ada stack abstract data type example shown in Section 11.4.1 ...

11.5 Parameterized Abstract Data Types 505 11.5.2 C++ C++ also supports parameterized abstract data types. To make the example C ...

506 Chapter 11 Abstract Data Types and Encapsulation Constructs } void pop() { if (empty()) cout << "Error in pop—stack is ...

11.5 Parameterized Abstract Data Types 507 //* Get first object Integer myInt = (Integer)myArray.get(0); In Java 5.0, the collec ...

508 Chapter 11 Abstract Data Types and Encapsulation Constructs System.out.println("Error in push—stack is full"); else stackRef ...

11.6 Encapsulation Constructs 509 Comparable is the interface in which compareTo is declared. If this generic type is used on a ...

510 Chapter 11 Abstract Data Types and Encapsulation Constructs a change. The obvious solution to both of these problems is to o ...

11.6 Encapsulation Constructs 511 example, a variable x could have been defined to be int type in the old header file, which the ...

512 Chapter 11 Abstract Data Types and Encapsulation Constructs Vector multiply(const Matrix& m1, const Vector& v1) { .. ...

11.7 Naming Encapsulations 513 In the .NET world, the assembly is the basic unit of deployment of soft- ware. Assemblies can be ...

514 Chapter 11 Abstract Data Types and Encapsulation Constructs following sections, we briefly describe the uses of naming encap ...

11.7 Naming Encapsulations 515 The using directive can also be used to qualify all of the names from a namespace, as in the foll ...

516 Chapter 11 Abstract Data Types and Encapsulation Constructs statement in place of the type name. For example, if we wanted t ...

Summary 517 methods and constants. So, modules are convenient for encapsulating libraries of related methods and constants, whos ...

518 Chapter 11 Abstract Data Types and Encapsulation Constructs presents the client interface, and a body, which supplies the im ...

Review Questions 519 REVIEW QUESTIONS What are the two kinds of abstractions in programming languages? Define abstract data typ ...