Stat.obtainSessionSqlStringTwoTests C# (CSharp) Method

    protected string obtainSessionSqlStringTwoTests(ArrayList sessions)
    {
        string newStr = "WHERE (";
        for (int i=0; i < sessions.Count; i++) {
            string [] stringFullResults = sessions[i].ToString().Split(new char[] {':'});
            newStr = newStr + " (j1.sessionID == " + stringFullResults[0] +
                " AND j2.sessionID == " + stringFullResults[0] + ")";
            if (i+1 < sessions.Count) {
                newStr = newStr + " OR ";
            }
        }
        newStr = newStr + ") ";
        return newStr;
    }