By Scott Davis
Even if you are new to Groovy or you are an skilled Groovy programmer, Groovy Recipes, is a must-have reference publication. Groovy Recipes, is sweet at giving a uncomplicated rationalization on Groovy middle suggestions. yet, its genuine energy is in supplying a plethora of examples, that continue you coming again to this booklet, repeatedly, to profit the straightforward beauty of writing Groovy code. no matter if you are an skilled Java or Groovy programmer, you will want this ebook on your programming instrument field. I usually reference Chapters 6,7 and eight, "File Tricks," "Parsing XML" and "Writing XML," respectively. The final chapters of the publication, which disguise Grails, are okay, if you would like a basic knowing of what Grails is and the way to take advantage of it. besides the fact that, if Grails is your larger curiosity, there are greater books that you will need to have in your shelf to reference (e.g. Groovy and Grails Recipes and The Definitive consultant to Grails).Bottom line, if Groovy is your basic programming language, this is often a good booklet to have on your arsenal.
Read or Download Groovy Recipes: Greasing the Wheels of Java (Pragmatic Programmers) PDF
Similar java books
Over 60 basic yet exceedingly potent recipes for gaining knowledge of multithreaded program improvement with Java 7
* grasp all that Java 7 has to provide for concurrent programming
* become familiar with thread administration, the Fork/Join framework, concurrency periods and lots more and plenty extra during this e-book and ebook
* a realistic Cookbook full of recipes for reaching an important Java Concurrency projects
Java continues to be the worldwide usual for constructing a variety of functions and company software program, and the release of Java 7 brings with it fascinating new functions for concurrent programming when it comes to the concurrency utilities enhancement. this enables builders to utilize their purposes with parallel job functionality. "Java 7 Concurrency Cookbook" covers all parts of the Java concurrency API, offering crucial recipes for profiting from the interesting new capabilities.
On your machine, you could take heed to tune once you edit a be aware record and skim your emails, unexpectedly! the reason is, your working approach permits the concurrency of initiatives, very similar to the Java platform which deals a variety of periods to execute concurrent projects within a Java software. "Java 7 Concurrency Cookbook" covers an important good points of the Java concurrency API, with designated emphasis at the new features of model 7.
With every one model, Java raises the on hand performance to facilitate improvement of concurrent courses. This ebook covers crucial and important mechanisms incorporated in model 7 of the Java concurrency API, so that you may be in a position to use them at once on your applications.
"Java 7 Concurrency Cookbook" contains recipes to allow you to in attaining every thing from the elemental administration of threads and initiatives, to the hot Fork /Join framework, via synchronization mechanisms among projects, types of concurrent initiatives that Java can execute, information buildings that needs to be utilized in concurrent functions and the sessions of the library that may be customized.
With the step by step examples during this booklet you’ll have the capacity to practice an important and worthwhile good points of the Java 7 concurrency API.
What will you study from this e-book
* grasp the fundamentals of thread administration and synchronization prior to diving into better point concurrency projects
* become familiar with intriguing new concurrency positive aspects of Java 7, together with the Phaser type and the Fork/Join Framework
* effectively delegate thread administration to executors
* customise one of the most invaluable sessions of the Java concurrency API with real-world examples
* discover ways to use high-level Java utilities to regulate synchronization among threads
* Get a sneak peek at utilizing Eclipse and NetBeans for debugging concurrency code
* steer clear of issues of facts inconsistency by means of studying the knowledge constructions you should use in concurrent purposes
* benefit from an advantage appendix jam-packed with suggestions that each programmer should still reflect on whilst constructing a concurrent software
"Java 7 Concurrency Cookbook" is a pragmatic Cookbook full of real-world options. Intermediate–advanced point Java builders will examine from task-based recipes to take advantage of Java’s concurrent API to application thread secure solutions.
Making Java Groovy is a realistic instruction manual for builders who are looking to mixture Groovy into their day by day paintings with Java. It starts off through introducing the most important modifications among Java and Groovy—and how one can use them on your virtue. Then, it courses you step by step via sensible improvement demanding situations, from internet functions to net companies to laptop functions, and exhibits how Groovy makes them more straightforward to place into production.
About this Book
You don't desire the entire strength of Java while you're writing a construct script, an easy method software, or a light-weight internet app—but that's the place Groovy shines brightest. This based JVM-based dynamic language extends and simplifies Java so that you can be aware of the duty to hand rather than coping with minute info and pointless complexity.
Making Java Groov is a realistic consultant for builders who are looking to take advantage of Groovy of their paintings with Java. It starts off by way of introducing the most important changes among Java and Groovy and the way to take advantage of them in your virtue. Then, you'll concentrate on the events you face each day, like eating and growing RESTful net providers, operating with databases, and utilizing the Spring framework. You'll additionally discover the good Groovy instruments for construct approaches, trying out, and deployment and how one can write Groovy-based domain-specific languages that simplify Java development.
Written for builders accustomed to Java. No Groovy event required.
Purchase of the print ebook incorporates a loose e-book in PDF, Kindle, and ePub codecs from Manning Publications.
• more uncomplicated Java
• Closures, developers, and metaprogramming
• Gradle for builds, Spock for checking out
• Groovy frameworks like Grails and Griffon
About the Author
Ken Kousen is an self sustaining advisor and coach focusing on Spring, Hibernate, Groovy, and Grails.
Table of Contents
<ol><h5>PART 1: on top of things WITH GROOVY</h5> • Why upload Groovy to Java?
• Groovy by way of instance
• Code-level integration
• utilizing Groovy positive factors in Java
<h5>PART 2: GROOVY TOOLS</h5> • construct techniques
• trying out Groovy and Java initiatives
<h5>PART three: GROOVY within the actual WORLD</h5> • The Spring framework
• Database entry
• RESTful internet providers
• development and checking out net applications
A complete Java advisor, with samples, workouts, case reports, and step by step instructionBeginning Java Programming: the item orientated strategy is a simple source for purchasing begun with one of many world's such a lot enduringly well known programming languages. in keeping with periods taught through the authors, the ebook begins with the fundamentals and steadily builds into extra complex strategies.
Because of the tireless efforts of open-source builders, Cocoon has speedy received visibility because the preeminent XML-based internet publishing framework. regrettably, its documentation continues to be an important shortcoming. in case you are new to Cocoon, gaining a feeling of precisely what you are able to do with it may be tricky, and really getting all started might be even tougher.
Additional info for Groovy Recipes: Greasing the Wheels of Java (Pragmatic Programmers)
Groovy, and you are ready to run. ) Groovy is a superset of Java. It is in no way meant to replace Java. In fact, Groovy would not exist without Java. Groovy is meant to be a better Java than Java, while all along supporting your legacy codebase. But Groovy does more than improve the existing language. Groovy introduces new classes such as Closure, Range, and GString. Groovy introduces the concept of safe dereferencing to avoid lengthy null-checking blocks. Groovy offers heredocs—a new special multiline String variable.
Click New Remote Site. 3. Type Groovy in the Name field. 4. org/groovy/distributions/update/ in the URL field, and click OK. 37 G ROOVY + I NTELLI J IDEA 5. Check the Groovy repository, and click Finish. 6. Select Groovy under Select Features to Install, and click Next. 7. Read the agreement, and click Next. 8. Set the default location, and click Finish. 9. If you get a warning about the plug-in being unsigned, don’t worry. Click Install. Restart Eclipse, and you should be ready to use Groovy. Starting a New Groovy Project To start a new Groovy project, follow these steps: 1.
10, Evaluating a String, on page 95. Binding. getVariable("s") behind the scenes. Variables declared with a datatype (String s = "Jane") don’t get stored in the Binding, so they can’t be found the next time you ask for them. 4, Discovering the Methods of a Class, on page 188. length() ... You can use the Groovy shell to quickly discover all the methods on a given class. For example, let’s say you want to see all the String methods. The previous example does the trick. The nice thing about asking a class directly for its methods is that it is always up-to-date—Javadocs, on the other hand, can easily get out of sync with the live code.