小编Dus*_*all的帖子

我正在使用csv文件构建基本数据库,我正在测试select函数,当我遇到一些奇怪的东西时.

private ArrayList<Record> selectField(String selectTerm)
{
    Log.log("Selection " + selectTerm,2,"DB_io");

    ArrayList<Record> ret = new ArrayList<Record>();

    if (titleRow.values.contains(selectTerm))
    {
        Log.log("Adding values to " + selectTerm);
        int ordinal = titleRow.values.indexOf(selectTerm);
        Log.log("Ordinal " + ordinal);
        List<String> tempList = new ArrayList<String>();

        for (Record r : data)
        {
            List<String> tempList = new ArrayList<String>();
            tempList.add(r.values.get(ordinal));
            Record s = new Record(tempList);
            ret.add(s);
            tempList.clear();
        }

        Log.log("Number of records in ret " + ret.size());
        for (Record t : ret)
        {
            Log.log(t.toString());
        }

    }
    else
    {
        Log.log("keyField does not contain …