public String visit()

in asterix-graphix/src/main/java/org/apache/asterix/graphix/lang/rewrite/print/SqlppASTPrintQueryVisitor.java [472:490]


    public String visit(LiteralExpr literalExpr, Void arg) {
        switch (literalExpr.getValue().getLiteralType()) {
            case STRING:
                return "\"" + literalExpr.getValue().getStringValue() + "\"";

            case INTEGER:
            case FLOAT:
            case DOUBLE:
            case LONG:
                return literalExpr.getValue().getStringValue();

            case MISSING:
            case NULL:
            case TRUE:
            case FALSE:
                return literalExpr.getValue().getStringValue().toUpperCase();
        }
        return null;
    }