By default you can use the methods of the Java String object: #set( $a = “Hello” ) #set( $b = $a.replace(“l”, “+”) ) ${b} will produce He++o and you can also use velocity variables as arguments to your method calls, e.g.: #set( $a = “Hello” ) #set( $b = “+” ) #set( $c = $a.replace(“l”, … Read more
According to Apache Velocity User Guide, right hand side of assignments can be of type Variable reference List item String literal Property reference Method reference Number literal ArrayList Map You can create an empty list, which would satisfy all your needs for an array, in an Apache Velocity template with an expression like: #set($foo = … Read more
This feature seems to be available in ReSharper (another JetBrains IDE). It still does not seem possible in IDEA yet.