public int getIndentStep() {
            return indentStep.length();
        }
Return the current indent step.

<p>
Return the current indent step: each start tag will be indented by this
number of spaces times the number of ancestors that the element has.
</p>

@return The number of spaces in each indentation step, or 0 or less for no
        indentation.
@see #setIndentStep(int)

@deprecated Only return the length of the indent string.
gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/structure/io/graphml/GraphMLWriterHelper.java