 method, <a href="#setContentType(java.lang.String)"><code>setContentType(java.lang.String)</code></a> or <a href="#setLocale(java.util.Locale)"><code>setLocale(java.util.Locale)</code></a> but does
 not affect any default character encoding configured via <a href="ServletContext.html#setResponseCharacterEncoding(java.lang.String)"><code>ServletContext.setResponseCharacterEncoding(java.lang.String)</code></a> or the
 deployment descriptor.
 <p>
 If this method is called with an invalid or unrecognised chara