2016年1月5日 · The following code examples all produce the same results where x evaluates to true according to Groovy Truth // These three code snippets mean the same thing. // If x is true according to groovy truth return x else return y x ?: y x ? x : y // Standard ternary operator.

Groovy adds the execute method to String to make executing shells fairly easy; println "ls".execute().text ...

2013年5月8日 · I use it all the time. EDIT: Just looking at it they are slightly different--split returns an array while tokenize returns an ArrayList. Virtually the same thing in Groovy, the split has the advantage that it ports easily to Java, I don't think tokenize is a java method on String (unless it's a fairly new one and I missed it) –

2011年7月20日 · While it is correct that single (or triple single) quotes prevent interpolation in groovy, if you pass a shell command a single quoted string, the shell will perform parameter substitution, if the variable is an environment variable. Local variables or params will yield a …

2012年2月16日 · In Groovy you must always provide the class of an object being created, so there is no equivalent in Groovy to JavaScript's object-literal syntax. However, Groovy does have a literal syntax for a Map, which is conceptually very similar to a JavaScript object, i.e. both are a collection of properties or name-value pairs.

2016年9月7日 · What is the code to get the current date and time in groovy? I've looked around and can't find an easy way to do this. Essentially I'm looking for linux equivalent of date. I have : import java.text.SimpleDateFormat def call(){ def date = new Date() sdf = new SimpleDateFormat("MM/dd/yyyy") return sdf.format(date) }

2012年12月22日 · Maybe I missed something, but I don't think Groovy has named parameters right now. There are discussions and proposals , but I'm not aware of anything official. For your case, I think the map spread may help, but not in every case.

2019年7月18日 · All groovy special character #{\'}${"}/', needs to be replaced by \ in front in a groovy string dynamically.

2012年12月8日 · // the operators that can be used in the script enum Operation { eq, and, gt, not } // every unresolved variable here will try to be resolved as an Operation def propertyMissing(String property) { Operation.find { it.name() == property} } // a class to contain what should be executed in the end of the script @groovy.transform.ToString class ...

2008年9月9日 · import groovy.transform.EqualsAndHashCode @EqualsAndHashCode(includes = "settingNameId, value") then the .contains(myObjectToCompareTo) will evaluate the data in myObjectToCompareTo with the data for each Object instance in the Collection. So, if your equals method isn't up to snuff, as mine was not, you might see unexpected results.