g.String&nbsp;source)
                            throws java.lang.Exception</pre>
<div class="block">Substitute a variable names for their values in the given string.</div>
<dl><dt><span class="strong">Parameters:</span></dt><dd><code>source</code> - the source string to replace variables in</dd>
<dt><span class="strong">Returns:</span></dt><dd>a String with all variable names replaced with their values</dd>
<dt><span class="strong">Throws:</span></dt>
<dd><code>java.lang.Exception</code> - if an unknown v