According to the Groovy docs, the == is just a "clever" equals() as it also takes care of avoiding NullPointerException: Java’s == is actually Groovy’s is() method, and Groovy’s == is a ...

I have YAML file with my configuration name applications.yaml, this data will be my bindings: applications: - name: service1 port: 8080 path: /servier1 - name: service2 port: 8081 path: /servi...

What is the best (idiomatic) way to concatenate Strings in Groovy? Option 1: calculateAccountNumber(bank, branch, checkDigit, account) { bank + branch + checkDigit + account } Option 2: calcu...

In the groovy documentation, it mentions that using a GString for a key is bad: def key = 'some key' def map = [:] def gstringKey = "${key.toUpperCase()}" map.put(gstringKey,'value') assert map.ge...

With the following snippet I cannot retrieve gString from a map: def contents = "contents" def gString = "$contents" def map = [(gString): true] assert map.size() == 1 // Passes assert gString....

While studying the Groovy (2.4.4) syntax in the official documentation, I came across the special behavior concerning maps with GStrings as identifiers. As described in the documentation, GStrings ...

I there a way to do nested evaluation of "$-Strings" in Groovy like, e.g. def obj = {["name":"Whatever", "street":"ABC-Street", "zip":"22222"]} def fieldNames = ["name", "street", "zip"] fieldNam...

The following code in Groovy adds GStrings to the list: List<String> args = [ 'cmd', "-Dopt=${value}" ] When I create a ProcessBuilder with this list, I get a ClassCastException. What's a ...

I am wondering if I can pass variable to be evaluated as String inside gstring evaluation. simplest example will be some thing like def var ='person.lName' def value = "${var}" println(value) ...

I'm want use $ macro in groovy GString. When i'm wrote this code ['cdata','tdata'].each { def sql = "select * from $it_1" } i'm get error unknown property $it_ ok, i'm rewrite it ['cdata','...

I am picking up Groovy. The language is fine. But I have a non-technical problem. One of the classes is called GString. In some context, it can be misleading. And mentioning it is not very ap...