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narkisr's Recent SnippetsTagged groovy

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Groovy has the as keyword which enables the implementation of a Java interface by using the as keyword, its quite easy to mimic this in JRuby.
0 338 posted 12 years ago by narkisr
An easy way to launch an external process (http://docs.codehaus.org/display/GroovyJSR/Run+Sub-Process+Safely).
1 339 posted 12 years ago by narkisr
Clojsure composition in Groovy (functional style programing). @http://www.ibm.com/developerworks/java/library/j-pg08235/index.html
0 318 posted 12 years ago by narkisr
An example of utilizing a category in Groovy in order to create withIndexfunctionality on lists each methods (traversing the list and having the index on each step), @ http://markmail.org/message/pa2irg4mvydpxi7c
0 323 posted 12 years ago by narkisr
A nice example of utilizing Groovy closures in order to create a when statement in Groovy (http://www.transentia.com.au/flatpress/?x=entry:entry090311-222726).
0 363 posted 12 years ago by narkisr
This, owner, and delegate: this : as in Java, this refers to the instance of the enclosing class where a Closure is defined owner : the enclosing object (this or a surrounding closure) delegate : by default the same as owner, but changeable. (htt...
1 354 posted 12 years ago by narkisr
Groovy ranges works on dates also! (http://kousenit.wordpress.com/2009/02/02/groovy-groundhogs/)
2 322 posted 12 years ago by narkisr
An example on how to invoke Ant targets which are defined in build.xml.
0 296 posted 12 years ago by narkisr
This example shows how to clone an object from an existing one by using MOP in Groovy, first we find all the writable properties of the cloned object class, secondly we traverse them and on each iteration we copy the value from the current object i...
2 604 posted 13 years ago by narkisr
Generating MD5 HEX string from either URL or File instance in Groovy (more elegant than the Java version).
1 567 posted 13 years ago by narkisr
Decorator design pattern implemented in Groovy, two implementation are provided, the first is naive and not general, the second is MOP based and can be used in much more scenarios.
0 355 posted 13 years ago by narkisr
Mediator design pattern implemented in Groovy (based upon http://www.javacamp.org/designPattern/).
1 379 posted 13 years ago by narkisr
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