How to build a formatted string in Java?

Since JDK 15:

var s = "x:%d, y:%d, z:%d".formatted(x, y, z);

String s = String.format("x:%d, y:%d, z:%d", x, y, z);

Java Howto - Format a string

Yes, it is possible. The String class contains the format() method, which works like you expect. Example:

String s = String.format("x:%d, y:%d, z:%d", x, y, z);

Here you have more details about formatting: formatter syntax