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You're reading from  Gradle Dependency Management

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Published inJun 2015
Reading LevelIntermediate
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ISBN-139781784392789
Edition1st Edition
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Hubert Klein Ikkink
Hubert Klein Ikkink
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Hubert Klein Ikkink

Hubert Klein Ikkink was born in 1973 and lives in Tilburg, the Netherlands, with his beautiful wife and gorgeous children. He is also known as mrhaki, which is simply the initials of his name prepended by mr. He studied Information Systems and Management at the Tilburg University. After finishing his studies he started to work at a company which specialized in knowledge-based software. There he started writing his first Java software (yes, an applet!) in 1996. Over the years his focus switched from applets, to servlets, to Java Enterprise Edition applications, to Spring-based software. In 2008 he wanted to have fun again when writing software. The larger projects he was working on were more about writing configuration XML files, tuning performance and less about real development in his eyes. So he started to look around and noticed Groovy as a good language to learn about. He could still use existing Java code, libraries, and his Groovy classes in Java. The learning curve isn’t steep and to support his learning phase he wrote down interesting Groovy facts in his blog with the title Groovy Goodness. He posts small articles with a lot of code samples to understand how to use Groovy. Since November 2011 he is also a DZone Most Valuable Blogger (MVB); DZone also posts his blog items on their site. In 2010, 2011, and 2012 Hubert was invited to speak at Gr8Conf in Copenhagen, Denmark. This is a very good conference with all the project leaders of Groovy and Groovy-related projects. In November 2010 he presented a Gradle talk at the J-Fall conference of the Dutch Java User Group. In November 2011 he presented about the new features in Groovy 1.8 at the same conference. The conference is visited by 1000 Java developers and he got the chance to educate some of them about the greatness of Gradle and Groovy. Hubert works for a company called JDriven in the Netherlands. JDriven focuses on technologies that simplify and improve development of enterprise applications. Employees of JDriven have years of experience with Java and related technologies and are all eager to learn about new technologies. Hubert works on projects using Grails and Java combined with Groovy and Gradle.
Read more about Hubert Klein Ikkink

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Customizing dependency resolution rules


For each dependency we define in our build file, there is a dependency resolution rule. This rule is executed when the dependency needs to be resolved. We can customize this rule in our build file, so we can change certain parts of the rule before the dependency is actually resolved. Gradle allows us to change the dependency group, name, and version with a customized resolution rule. This way, we can even completely replace dependencies with other dependencies or force a particular version.

Dependency resolution rule details are implemented in the org.gradle.api.artifacts.DependencyResolveDetails class. Inside the resolutionStrategy configuration block, we use the eachDependency method to customize a resolution rule. This method accepts a closure, and the closure argument is an instance of DependencyResolveDetails. We use the useVersion and useTarget methods of DependencyResolveDetails to change either the version or the complete group, name, and version...

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Gradle Dependency Management
Published in: Jun 2015Publisher: ISBN-13: 9781784392789

Author (1)

author image
Hubert Klein Ikkink

Hubert Klein Ikkink was born in 1973 and lives in Tilburg, the Netherlands, with his beautiful wife and gorgeous children. He is also known as mrhaki, which is simply the initials of his name prepended by mr. He studied Information Systems and Management at the Tilburg University. After finishing his studies he started to work at a company which specialized in knowledge-based software. There he started writing his first Java software (yes, an applet!) in 1996. Over the years his focus switched from applets, to servlets, to Java Enterprise Edition applications, to Spring-based software. In 2008 he wanted to have fun again when writing software. The larger projects he was working on were more about writing configuration XML files, tuning performance and less about real development in his eyes. So he started to look around and noticed Groovy as a good language to learn about. He could still use existing Java code, libraries, and his Groovy classes in Java. The learning curve isn’t steep and to support his learning phase he wrote down interesting Groovy facts in his blog with the title Groovy Goodness. He posts small articles with a lot of code samples to understand how to use Groovy. Since November 2011 he is also a DZone Most Valuable Blogger (MVB); DZone also posts his blog items on their site. In 2010, 2011, and 2012 Hubert was invited to speak at Gr8Conf in Copenhagen, Denmark. This is a very good conference with all the project leaders of Groovy and Groovy-related projects. In November 2010 he presented a Gradle talk at the J-Fall conference of the Dutch Java User Group. In November 2011 he presented about the new features in Groovy 1.8 at the same conference. The conference is visited by 1000 Java developers and he got the chance to educate some of them about the greatness of Gradle and Groovy. Hubert works for a company called JDriven in the Netherlands. JDriven focuses on technologies that simplify and improve development of enterprise applications. Employees of JDriven have years of experience with Java and related technologies and are all eager to learn about new technologies. Hubert works on projects using Grails and Java combined with Groovy and Gradle.
Read more about Hubert Klein Ikkink