Java design patterns

Java design patterns 101 phần 1 docx

... and 1- 2-3 You can contact David at david@gallardo.org Java design patterns 10 1 Page of 22 Presented by developerWorks, your source for great tutorials ibm.com/developerWorks Section Design patterns ... pattern The next several panels describe the templates used in Design Patterns and in Patterns in Java Design Patterns template Design Patterns uses the following template: * Pattern name and classification: ... consider * Java API Usage: When available, an example from the Java API is mentioned * Code example: A code example in the Java language * Related patterns: A list of related patterns Java design patterns...

Java design patterns 101 phần 2 pot

... composite object Java design patterns 101 Page 13 of 22 Presented by developerWorks, your source for great tutorials Java design patterns 101 ibm.com/developerWorks Page 14 of 22 Presented by developerWorks, ... framework Java design patterns 101 Page 17 of 22 Presented by developerWorks, your source for great tutorials ibm.com/developerWorks Section Concurrency patterns Overview Concurrency patterns ... waiting for the first Java design patterns 101 Page 19 of 22 Presented by developerWorks, your source for great tutorials ibm.com/developerWorks Section Wrapup Summary Design patterns are a valuable...

Java Design Patterns A Tutorial phần 1 pdf

... Object-Oriented Approaches 16 The Java Foundation Classes .17 Java Design Patterns 17 Chapter UML Diagrams 18 Inheritance 19 Interfaces ... 12 4 Enterprise Java Beans 12 4 Comparison with Related Patterns .12 5 Programs on the CD-ROM 12 5 Summary of Structural Patterns 12 6 Section 4: Behavioral Patterns ... dbFrame Program 11 2 Programs on the CD-ROM 11 3 Chapter 14 The Flyweight Pattern 11 4 Discussion 11 5 Example Code 11 5 Flyweight Uses in Java 11 9...

Java Design Patterns A Tutorial phần 2 potx

... the Java serial port package, javax.comm, discussed next The javax.comm Package as a Singleton The javax.comm package is provided separately from the Java Software Development Kit (SDK) and is ... interface given in this chapter and \Abstract Factory\Gardener .java exercises the Abstract Factory pattern and the various Garden classes 41 Team-Fly® Chapter The Singleton pattern In this chapter, ... pattern \Factory\Factory Method \ShowSeeding .java 36 Chapter The Abstract Factory Pattern The Abstract Factory pattern is one level of abstraction higher than the Factory Method pattern You can...

Java Design Patterns A Tutorial phần 3 doc

... each constructor tailored for a specific class that needs adapting Adapters in Java In a broad sense, a number of adapters are already built into the Java language In this case, the Java adapters ... 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 recognize, and usually the adapter decides which class ... fireIntervalRemoved(this, 0, data.size()); 74 } } The Class Adapter In Java, the class adapter approach isn't all that different from the object adapter If we create a class JawtClassList that is derived from...

Java Design Patterns A Tutorial phần 4 doc

... class to connect to a database We also obtain the database metadata to find out more about the database try { = DriverManager.getConnection(url); dma = con.getMetaData(); //get the meta data ... \Decorator\borderWindow .java Shows a use of the FilterInputStream class as a Decorator \Decorator\FilterStream\ DecoStream .java 106 Chapter 13 The Façade Pattern In this chapter, we take up the Façade pattern ... the database 109 Our example program using this Façade pattern is the dbFrame .java program This program, shown in Figure 13.3, accesses a database that contains food prices at three local markets...

Java Design Patterns A Tutorial phần 5 doc

... each character is needed, rather than one for each appearance of that character 114 Discussion A flyweight is a sharable instance of a class At first glance, each class might appear to be a Singleton ... supply a convenient approach for accessing databases and other legacy data systems Each time you request a line of data from a database, you are making a new connection to an EJB Clearly, there are ... would have for an Image and that we add it to the enclosing JPanel as we would an actual image The ImageProxy class sets up the image loading and creates a MediaTracker object to follow the loading...

Java Design Patterns A Tutorial phần 6 docx

... Command objects \Command\commandObject\ testCommand .java \Command\ Uses a separate actionListener for each button or actionCommand\actionCommand .java menuItem Creates separate CommandHolder classes ... 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 beyond the capabilities ... and the ParseObjects: 1 56 public class Parser implements Command { private Stack stk; private Vector actionList; private KidData kdata; private Data data; private JawtList ptable; private Chain...

Addison wesley java design patterns a tutorial

... the Java serial port package, javax.comm, discussed next The javax.comm Package as a Singleton The javax.comm package is provided separately from the Java Software Development Kit (SDK) and is ... book, and Addison- Wesley was aware of a trademark claim, the designations have been printed with initial capital letters or in all capitals The author and publisher have taken care in the preparation ... precepts—you can't have global variables, data structures or pointers In addition, we'll see that Java interfaces and abstract classes are a major contributor to how we implement design patterns in Java...

Java design patterns

... Java Design Patterns A Tour of 23 Gang of Four Design Patterns in Java Vaskaran Sarcar www.it-ebooks.info Java Design Patterns: A tour of 23 gang of four design patterns in Java Copyright ... a design problem in a specific context #4 Here we have discussed 23 design patterns as outlined by the Gang of Four These patterns can be classified into three major categories: A Creational Patterns: ... product Design Patterns simply addresses this issue and makes a common platform for all developers We shall remember that these patterns were intended to be applied in object-oriented designs...

Tài liệu Addison Wesley - The Design Patterns Java Companion (1998) docx

... as Design Patterns, throughout this book and The Design Patterns Smalltalk Companion (Alpert, Brown and Woolf, 1998) as the Smalltalk Companion Defining Design Patterns We all talk about the ... Parentage 13 The Learning Process 13 Studying Design Patterns 14 Notes on Object Oriented Approaches 14 The Java Foundation Classes 15 Java Design Patterns 15 Creational Patterns 17 The Factory ... the Java interfaces and abstract classes are a major contributor to how we build Java design patterns Studying Design Patterns There are several alternate ways to become familiar with these patterns...

THE DESIGN PATTERNS JAVA COMPANION pptx

Patterns in JavaTM, Volume 3 Java Enterprise Java Enterprise Design Patterns phần 1 doc

... the interactions numbered 1. 1 and 1. 2 are made during the method call of interaction Similarly, interactions numbered 1. 1 .1, 1. 1.2, 1. 1 .3, occur during the method call of interaction 1. 1 Among ... outMsg:OutboundMessageIF 1. 2: send() 1: receive(msg:MIMEMsg) :MessageManager 1. 1: outMsg :=parse(msg:MIMEMsg) 1. 1.2: to(:String) 1. 1 .3: from(:String) 1. 1.4: plainText(:String) builder:MAPIBuilder :MIMEParser 1. 1 .1: ... QA76. 73. J38 G72 20 01 005 13 ' 3—dc 21 Printed in the United States of America 10 3 Object- 20 010 45 611 C O N T E N T S Acknowledgments vii About the Author viii Chapter Introduction to Software Patterns...

Patterns in JavaTM, Volume 3 Java Enterprise Java Enterprise Design Patterns phần 2 potx

... important thing that you should to ensure the consistency of a transaction is testing The Unit Testing and System Testing patterns described in Patterns in Java, Volume are useful in designing appropriate ... 1.3a.1: startTransaction( ) 2. 1a.1.1: commit( ) 2. 1a .2. 1: abort( ) 1 .2. 1: synchronize( ) 1 .2. 2: status2:=getStatus( ) 1 .2. 2/[all status==SUCCESS ]2. 1b.1: commit( ) [any status==FAILURE ]2. 1b .2: ... Pair ( 133 ) The patterns in this chapter can be used to design the high-level architecture of distributed designs Because some of these patterns involve infrastructure, the patterns can be incorporated...

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