//
PropertyFileAndProperty propertyFileAndProperty = this.resolvePropertyFileAndProperty( propertyKey, groupToken );
if ( propertyFileAndProperty != null )
{
//
Property property = propertyFileAndProperty.getProperty();
if ( property != null )
{
//
String[] valueTokens = value.split( Pattern.quote( MULTILINE_VALUES_SEPARATOR ) );
//
List<String> valueList = property.getValueList();
valueList.clear();
valueList.addAll( Arrays.asList( valueTokens ) );
//
propertyFileAndProperty.getPropertyFile().store();