else
if( target.equals("rng") ) setUp( ".rng", new IValidatorImplForRNG(strict) );
else
if( target.equals("xsd") ) setUp( ".xsd", new IValidatorImplForXS(strict) );
else
if( target.equals("dtd") ) setUp( ".dtd", new DTDValidator() );
else
throw new Error("unrecognized language type: "+target );
}