/// <summary>
/// t_snapshotから取得されたAuditLogデータをChangeLogデータに変換する
/// </summary>
/// <param name="aItem"></param>
/// <returns></returns>
private ChangeLogItem transToChangeLog(AuditLogItem aItem)
{
ChangeLogItem chItem = new ChangeLogItem();
chItem.snapshotId = aItem.snapshotId;
chItem.seriesId = aItem.seriesId;
chItem.notes = aItem.notes;
// 変更タイプ(INSERT/UPDATE/DELETE) = t_snapshot.style
chItem.changeType = aItem.style;
// 変更テーブル名 = t_auditlog.SnapshotName;
chItem.changeItemName = aItem.snapshotName;
// notes項目から ElementGuid項目の取得を試みる
chItem.elementGuid = getElementGuidFromNotes(aItem);
// メタデータ(更新されたテーブルのキー項目などが設定) = t_auditlog.BinContent2
chItem.metadata = rtrim(enc.GetString(aItem.binContent2));
// ログ項目(更新内容の実際値(From-To)) = t_auditlog.BinContent1 を unzip したもの
chItem.logItem = getUnzippedString(aItem.binContent1);
// metadataタグの中身からトラッカー情報（更新者、更新日時）を取得
Tracker trc = MetadataXmlReader.readXmlMetaData(chItem.metadata);
chItem.changeUser = trc.user;
chItem.changeDateTime = trc.dateTime;
return(chItem);
}
private AuditLogItem readRowNode(XmlNode rowNode)
{
AuditLogItem logItem = new AuditLogItem();
foreach (XmlNode itemNode in rowNode.ChildNodes)
{
switch (itemNode.Name)
{
case "SnapshotID":
logItem.snapshotId = itemNode.InnerText;
break;
case "SeriesID":
logItem.seriesId = itemNode.InnerText;
break;
case "Position":
logItem.position = readIntValue(itemNode.InnerText);
break;
case "SnapshotName":
logItem.snapshotName = itemNode.InnerText;
break;
case "Notes":
logItem.notes = itemNode.InnerText;
break;
case "Style":
logItem.style = itemNode.InnerText;
break;
case "ElementID":
logItem.elementId = readIntValue(itemNode.InnerText);
break;
case "ElementType":
logItem.elementType = itemNode.InnerText;
break;
case "StrContent":
logItem.strContent = itemNode.InnerText;
break;
case "BinContent1":
// logItem.binContent1 = itemNode.InnerText;
break;
case "BinContent2":
// logItem.binContent2 = itemNode.InnerText;
break;
}
}
return(logItem);
}
//
private bool isTransferable(AuditLogItem aItem)
{
// t_snapshotの snapshotName は更新されたテーブルを示すため、 この値が "t_snapshot" なら転送不要
if (aItem.snapshotName == "t_snapshot")
{
return(false);
}
return(true);
}
/// <summary>
/// パラメータのタグ付き値をDBから読み込み、Mapに格納する
/// </summary>
private List <AuditLogItem> readSnapShotTable()
{
Console.WriteLine("readSnapShotTable()");
List <AuditLogItem> retList = new List <AuditLogItem>();
string strSQL, strFields;
// 読み込む項目リスト
strFields =
" SnapshotID, SeriesID, [Position], SnapshotName, Notes, " +
" [Style], ElementID, ElementType, StrContent, BinContent1, BinContent2 ";
// SQL文 を作成
strSQL = "select " + strFields +
" from t_snapshot " +
" order by SnapshotID ";
OleDbCommand dbCom = new OleDbCommand();
// SQLを実行する
dbCom.CommandText = strSQL;
dbCom.Connection = objConn;
// DB読み込み
OleDbDataReader reader = dbCom.ExecuteReader();
while (reader.Read())
{
AuditLogItem logItem = new AuditLogItem();
logItem.snapshotId = DbUtil.readStringField(reader, 0);
logItem.seriesId = DbUtil.readStringField(reader, 1);
logItem.position = DbUtil.readIntField(reader, 2);
logItem.snapshotName = DbUtil.readStringField(reader, 3);
logItem.notes = DbUtil.readStringField(reader, 4);
logItem.style = DbUtil.readStringField(reader, 5);
logItem.elementId = Int32.Parse(DbUtil.readStringField(reader, 6));
logItem.elementType = DbUtil.readStringField(reader, 7);
logItem.strContent = DbUtil.readStringField(reader, 8);
logItem.binContent1 = readBinaryField(reader, 9);
logItem.binContent2 = rtrimNull(readBinaryField(reader, 10));
retList.Add(logItem);
}
//reader.Close();
Console.WriteLine("readSnapShotTable() 終了");
return(retList);
}
private List <AuditLogItem> readDataRowsNode(XmlNode dataNode)
{
List <AuditLogItem> retLogItems = new List <AuditLogItem>();
foreach (XmlNode rowNode in dataNode.ChildNodes)
{
if (rowNode.Name == "Row")
{
AuditLogItem item = readRowNode(rowNode);
retLogItems.Add(item);
}
}
return(retLogItems);
}
/// <summary>
/// t_snapshotのnotes項目がカンマ区切り形式で {GUID},{name},{type}と記録されるのを利用し、
/// GUIDの値を取得する。
/// 対象テーブルが t_object の場合は １番目（添字０）、t_attribute や t_method の場合は
/// 4番目（添え字３）となるようだが、他のテーブルでのnotes項目の出力内容の詳細は不明。
/// </summary>
/// <param name="aItem">t_snapshot テーブルから読み込まれたAuditLogItem項目</param>
/// <returns></returns>
private string getElementGuidFromNotes(AuditLogItem aItem)
{
// elementGuid項目のセット
if (aItem.snapshotName == "t_object")
{
// t_objectテーブルの場合、
return(getColumnDataFromCsv(aItem.notes, 0));
}
else if (aItem.snapshotName == "t_attribute" || aItem.snapshotName == "t_operation")
{
return(getColumnDataFromCsv(aItem.notes, 3));
}
else
{
return("");
}
}
public List <ChangeLogItem> transAuditLogToChangeLog(string outputDir)
{
List <ChangeLogItem> changeLogs = new List <ChangeLogItem>();
Console.WriteLine("{0} start read SnapShot data", DateTime.Now.ToString());
// t_snapshot テーブルを読んでその中身をAuditLogItemリストに格納
SnapShotDataReader reader = new SnapShotDataReader(this.fromConnStr);
List <AuditLogItem> logItems = reader.readSnapshotData();
// logItemsが空ならコンソールに出力して終了
if (logItems == null)
{
Console.WriteLine("対象のSnapShotデータがありませんでした");
return(changeLogs);
}
Console.WriteLine("{0} SnapShot data record count: {1}", DateTime.Now.ToString(), logItems.Count);
// reader.openConnection();
StreamWriter sw = null;
try
{
//BOM無しのUTF8でテキストファイルを作成する
sw = new StreamWriter(outputDir + "\\changeLogs.txt");
sw.WriteLine("<?xml version=\"1.0\" encoding=\"utf-8\" ?> ");
sw.WriteLine("");
for (int i = 0; i < logItems.Count; i++)
{
AuditLogItem aItem = logItems[i];
// このレコードが転送対象かを判断
if (isTransferable(aItem))
{
Console.WriteLine("row: [ SnapshotID={0}, SeriesID={1}, SnapshotName={2}, Position={3} ]", aItem.snapshotId, aItem.seriesId, aItem.snapshotName, aItem.position);
ChangeLogItem chItem = transToChangeLog(aItem);
sw.WriteLine("--------------------------------------------------------------------------------");
sw.WriteLine("SnapshotId:" + chItem.snapshotId);
sw.WriteLine("seriesId:" + chItem.seriesId);
sw.WriteLine("notes:" + chItem.notes);
sw.WriteLine("changeType:" + chItem.changeType);
sw.WriteLine("changeItemName:" + chItem.changeItemName);
sw.WriteLine("elementGuid:" + chItem.elementGuid);
sw.WriteLine("metadata:" + chItem.metadata);
sw.WriteLine("logItem:" + chItem.logItem);
sw.WriteLine("changeUser:"******"changeDateTime:" + chItem.changeDateTime);
// 作成したChangeLogの情報をリストに保管
changeLogs.Add(chItem);
}
else
{
Console.WriteLine("row: [SnapshotID={0}] can not acceptable for ChangeLog", aItem.snapshotId);
}
}
}
catch (Exception ex)
{
Console.WriteLine("----------------------------------------------");
Console.WriteLine(ex.Message);
}
finally
{
if (sw != null)
{
sw.Close();
}
reader.closeConnection();
}
return(changeLogs);
}
