Java Design Patterns A Tutorial phần 6 docx

... operations for later playback and just barely qualifies as a language; it might not actually have a written form or grammar. Languages such as VBA, by contrast, are quite complex but are far ... class Parser implements Command { private Stack stk; private Vector actionList; private KidData kdata; private Data data; private JawtList ptable; private Chain chain; public Par...

Ngày tải lên: 12/08/2014, 19:21

... Defining Design Patterns 14 The Learning Process 15 Studying Design Patterns 16 Notes on Object-Oriented Approaches 16 The Java Foundation Classes 17 Java Design Patterns 17 Chapter 2. UML Diagrams ... Class 71 Two-Way Adapters 76 Pluggable Adapters 76 Adapters in Java 77 Programs on the CD-ROM 78 Chapter 10. The Bridge Pattern 80 The Class Diagram 81 Extend...

Ngày tải lên: 12/08/2014, 19:21

... The javax.comm Package as a Singleton The javax.comm package is provided separately from the Java Software Development Kit (SDK) and is downloadable from the Sun Web site. This package is designed ... border plants? 3. What plants do well in partial shade? and probably many other plant questions that we'll omit in this simple example. We want a base Garden class that can ans...

Ngày tải lên: 12/08/2014, 19:21

... Java Beans as Bridges The Java Beans programming model is an ideal example of a Bridge pattern implementation. A Java Bean is a reusable software component that can be manipulated visually ... awtList. Pluggable Adapters A pluggable adapter is an adapter that adapts dynamically to one of several classes. Of course, the adapter can adapt only to classes that it can recogni...

Ngày tải lên: 12/08/2014, 19:21

... by designing a Façade (Figure 13.2) consisting of a Database class and a Results class, we can build a much more usable system. Figure 13.2. A Façade that encloses many of the java. sql.* classes. ... Employee(String _name, float _salary) { name = _name; salary = _salary leaf = true; } // public Employee(Employee _parent, String _name, float _salary) { name = _name;...

Ngày tải lên: 12/08/2014, 19:21

... each character is needed, rather than one for each appearance of that character. 115 Discussion A flyweight is a sharable instance of a class. At first glance, each class might appear ... are also useful when you are referring to large data systems outside of Java, such as databases. The Database class we developed previously in the Façade pattern could be a candidate for a...

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... to radio-disturbances; however, a nearby high-tension or Cranes – Design, Practice, and Maintenance 166 Fig. 6. 4 .6 Bromma Rackamatic Fig. 6. 4.7 Bromma telescopic spreader with grapple arms Sagging, ... information about the container can also be used. Magnetic card readers are then used to read the available infor- mation on these magnetic cards. Cranes – Design, Practice, and Main...

Ngày tải lên: 08/08/2014, 12:23

... other Adobe applications such as InDesign and Illustrator. In addition, many subtle but advanced text options such as character rotation and vertical orientation are now available through an expanded ... to manipulate individual points that make up a shape or path? 3 What three advantages does isolating artwork on a layer offer? Answers 1 Drawing Objects can be arranged, whereas mergeable...

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Ngày tải lên: 08/08/2014, 23:21

... 101 Page 9 of 22 David Gallardo is an independent software consultant and author specializing in software internationalization, Java Web applications, and database development. He has been a professional ... great tutorials ibm.com/developerWorks Java design patterns 101 Page 3 of 22 Section 1. About this tutorial Should I take this tutorial? This tutorial is for Java progra...

Ngày tải lên: 12/08/2014, 19:21