if ( !accumDescr.hasValidInput() ) {
return null;
}
final RuleConditionBuilder builder = (RuleConditionBuilder) context.getDialect().getBuilder( accumDescr.getInput().getClass() );
final RuleConditionElement source = builder.build( context,
accumDescr.getInput() );
Map<String, Declaration> decls = context.getDeclarationResolver().getDeclarations( context.getRule() );
Map<String, Class<?>> declCls = context.getDeclarationResolver().getDeclarationClasses( decls );