Object Oriented Design

Download Object-Oriented Design and Patterns by Cay S. Horstmann PDF

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By Cay S. Horstmann

Reviewer: Dr. Alexander Yakhnis, ayakhnis@brockport.edu

I just like the e-book and feature taught Spring 2004 Object-oriented improvement (CSC 429 ) path at SUNY university at Brockport, ny. i've got taught the fabric from bankruptcy I via 6. i've got extensively utilized the cloth from Ch. eight Object-Oriented Frameworks for two autonomous examine classes with 2 scholars in the course of summer season 2004.

I locate chapters four and five the easiest fingers on creation to layout styles that makes the corresponding fabric of the crowd of 4 ebook particularly comprehensible and it really is higher by way of a ways than many different makes an attempt to introduce layout styles. the writer performs to a bonus using Java and its libraries already in keeping with a number of the layout styles that many different authors haven't exploited regardless of life of layout styles provided in Java.

I additionally locate the alternative of five styles: Iterator, method, Observer, Composite and Decorator very tasteful in addition to very helpful. The author's challenge examples illustrating using layout styles, fairly, the bill instance is excellent.

The fabric in Ch. four on Interface varieties ends up in layout styles gracefully, and you'll evidently realize process patter taking part in very important position unnamed but. This seems to be to me an excellent association. routines toughen the information rather well. If a few extra routines might be additional that will be a pleasant improvement.

The writer succeeds in making transparent the idea that of Object-Oriented Frameworks in introductory textbook. Separation of a framework and purposes equipped on it's very good awarded. Use of series diagrams is helping to appreciate OO Framework. i might recommend that the concept that of a Use Case and collaboration diagrams as substitute to series diagrams is helping to get into the center of the way a framework achieves a target proper to a consumer. a great instance of any such aim is gifted in Ch. eight for the Graph Framework.

When i used to be educating the path i've got tried to interchange The Object-Oriented layout technique from Ch. 2 via components of Craig Larman textbook utilising UML and styles (Completely diversified styles there than the five pointed out above). It helped me to augment software program engineering ideas taught by means of Craig Larman that i've got taught in software program engineering path and in addition supplied sturdy standpoint for figuring out the OO Frameworks the place a number of the objectives served through an OO Framework are seen as Use Cases.

I could use the publication back for CSC 429 Object-Oriented improvement with no hesitation should still I be instructing this path back. additionally, I proceed to exploit OO layout and styles as a resource of fabric for autonomous stories.

Finally, I congratulate the writer for making on hand and comprehensible the concept that of layout styles as useful approach of creating OO software program at undergraduate level.

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Write a program that prints the sum of its command-line arguments (assuming they are numbers). For example, j ava Adde r 3 2 . 5 -4 . 1 should print The sum i s 1 . 20. Write a program that reads input data from a file and prints the minimum, maximum, and average value of the input data. The file name should be specified on the command line. Use a class DataAnal yze r and a separate class DataAnal yzerTester. 21. " and then prints out "Hel l o , username " . 22. Write a class that can generate random strings with characters in a given set.

Java uses the "call by value" mech­ anism for both primitive types and object references. Java uses "call by value" when passing parameters. Packages Java classes can be grouped into packages. Package names are dot-separated sequences of identifiers, such as j ava . uti l j avax . swi ng com . su n . mi sc edu . sj su . cs . cs1 5 1 . 7 Packages To guarantee the uniqueness of package names, the inventors of Java recommend that you start a package name with a domain name in reverse (such as com .

If you call a method that might throw this exception, you must also specify how you want the program to deal with this failure. There are two categories of exceptions: checked and unchecked. If you call a method that might throw a checked exception, you must either declare it or catch it. In general, a checked exception is caused by an external condition beyond the program­ mer's control. Exceptions that occur during input and output are checked because the file system or network may spontaneously cause problems that the programmer cannot con­ trol.

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