public void setIndent(int indent) {
        this.indent = indent >= 0 ? indent : 0;
    }
Set the number of spaces to use for indentation.
<p>
The default is to use 4 spaces.

@param indent the number of spaces to use for indentation, values less than or
 equal to zero result in no indentation being used.
jme3-plugins/src/xml/java/com/jme3/export/xml/DOMSerializer.java