Object Oriented Programming using Java phần 8 pdf

... 8 Generic Programming Contents 8. 1 Generic Programming in Java . . . . . . . . . . . . . . . . . . . . 1 68 8.2 ArrayLists . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 68 8.3 ... study investigate the object- oriented concepts of encapsulation, inheritance, and polymor- phism. The game is inspired by Timothy Budd’s version in his book AN INTRODUC- TION TO...

Ngày tải lên: 12/08/2014, 21:21

... RandomStringsPanel import java. awt.Color; import java. awt.Font; import java. awt.Graphics; import javax.swing.JPanel; 126 import java. awt.∗; import java. awt.event.∗; import javax.swing.∗; public class ... handling events in JAVA. A listener is an object that includes one or more event-handling methods. When an event is detected by another object, such as a button or menu, the lis...

Ngày tải lên: 12/08/2014, 21:21

... the answer. 12 Object Oriented Programming using Java Notes for the Computer Science Module Object Oriented Programming COMP200 Adapted from Introduction to Programming Using Java Version 5.0, ... the Object- oriented Programming Concepts” section of the Java Tuto- rial by Sun MicroSystems. 16 Preface These notes are intended for a Second course in Object- Orient...

Ngày tải lên: 12/08/2014, 21:21

... an object Wrapper Classes and Autoboxing Recall that there are two kinds of types in JAVA: primitive types and object types (Classes). In some object- oriented languages, everything is an object. ... java. awt, their full names are actually java. awt.Graphics, java. awt.Color and java. awt.Font. (I hope that by now you’ve gotten the hang of how this naming thing works in JAVA. )...

Ngày tải lên: 12/08/2014, 21:21

... for the standard Java API was produced using javadoc. Javadoc documentation is prepared from special comments that are placed in the Java source code file. Recall that one type of Java comment begins ... documentation, you need to run the javadoc tool. You can use javadoc in a command line interface similarly to the way that the javac and java commands are used. Javadoc can also be a...

Ngày tải lên: 12/08/2014, 21:21

... subclass of Object , a variable of type Object can refer to any object whatsoever, of any type. Java has several standard data structures that are designed to hold Object s, but since every object ... same object. 85 • Sequence Diagrams show objects and a sequence of method calls they make to other objects. • Collaboration Diagrams show objects and their relationship, putting e...

Ngày tải lên: 12/08/2014, 21:21

... important ways in Java s standard packages. You’ll learn about some of these standard interfaces in the next few chapters. 95 import java. awt.∗; import java. awt.event.∗; import javax.swing.∗; public ... makes it possible to refer to a class such as java. awt.Color using its simple name, Color. All you have to do is say import java. awt.Color or import java. awt.∗. Uou still have to...

Ngày tải lên: 12/08/2014, 21:21

... HelloWorldGUI4 .java. This version is a variation of HelloWorldGUI2 .java that uses anonymous nested classes where the original program uses ordinary, named nested classes: import java. awt.∗; import java. awt.event.∗; import ... make any changes at all to that class: import java. awt.Component; import java. awt.event.MouseEvent; import java. awt.event.MouseListener; import javax.swing...

Ngày tải lên: 12/08/2014, 21:21

... size(), isEmpty(), remove (Object) , add(T), and clear(). The add(T) method adds the object at the end of the list. The remove (Object) method involves first finding the object, which is not very ... is thrown. • list.set(index,obj)–stores the object obj at position number index in the list, replacing the object that was there previously. The object obj must be of 180 Here, stringLis...

Ngày tải lên: 12/08/2014, 21:21

... differences in path names between plat- forms, Java has the class java. io.File . An object belonging to this class represents a file. More precisely, an object of type File represents a file name rather ... new files and can write data to files. In Java, such input and output can be done using streams. Human-readable character data is read from a file using an object belonging to th...

Ngày tải lên: 12/08/2014, 21:21