Groovy is an object-oriented programming language for the Java platform. It is a dynamic language with features similar to those of Python, Ruby, Perl, and Smalltalk. It can be used as a scripting language for the Java Platform.
1
vote
0answers
43 views
List builder in groovy
I'm a big fan of yield return found in C# and computation expressions found in F#. That is, language features which allow you to build streams of objects which are computed on demand (state-machines ...
0
votes
1answer
33 views
How can use array to imitate repeated individual instances?
I'm working an example to list directory contents. When I process each directory the code works. Now I'd like to put both directories in an array and iterate the array. I get an error when I declare ...
4
votes
1answer
206 views
Constructors and inheritance in Groovy
I am new to Groovy and I am having a little problem with constructors of subclasses. Basically, I have a base abstract class like
class BaseClass {
def BaseClass(Map options) {
// Does ...
1
vote
2answers
151 views
Groovy: permutations() with size limit
I have a problem to solve. My algorithm is assigning Players to Positions. On the start I have a list of about 16 positions and 4 players. The problem is to assing every player to it's closest ...
2
votes
3answers
649 views
Groovy: find all elements in a list equal to the max element
Is there any simpler way to find all elements in a list that are equal to the max element.
List v = [ 1,2,3,4,5,5 ]
def max = v.max()
def maxs = v.findAll { it == max }
Thanks!
4
votes
2answers
683 views
Returning Groovy class fields as a map
I want to get a map of all the fields in a class (aka value object) in a generic way. The following works fine for me:
class Baz {
String foo = "foo2"
int bar = 2
public Map asMap() {
def ...
6
votes
0answers
309 views
Generating a sequential number for app wide use ( groovy - grails )
I have to generate a sequential number for groovy-grails app wide use and came up with the following.
However, is there a better way to do this?
DOMAIN CLASSES:
class RoastIdCounter {
int ...
