@Override
    public void createConfigClasses() {
        try {
            File outFile = new File(getDestPath(destDir, javaPackage), className + ".java");
            try (PrintStream out = new PrintStream(new FileOutputStream(outFile))) {
                out.print(getConfigClass(className));
            }
        } catch (FileNotFoundException e) {
            throw new CodegenRuntimeException(e);
        }
    }
Builds one Java class based on the given CNode tree.

@author gjoranv
@author Tony Vaagenes
@author ollivir
configgen/src/main/java/com/yahoo/config/codegen/JavaClassBuilder.java