// 初始化
public int Init(string configFile,
out string error)
{
error = "";
// 解析xml
XmlDocument dom = new XmlDocument();
try
{
dom.Load(configFile);
}
catch (Exception ex)
{
error = ex.Message;
return(-1);
}
XmlNode root = dom.DocumentElement;
/*
* <root>
* <datasource servertype="mognodb" servername="mongodb://localhost:27017" userid="" password="" />
* <keysize>255</keysize>
* <db name="bible" idrule='guid' seed='1' />
* <db name="entity" idrule='guid' seed='1'/>
* </root>
*/
this.Connection = DomUtil.GetElementAttr(root, "datasource", "servername");
this.MClient = new MongoClient(this.Connection);
string keysizeStr = DomUtil.GetElementText(root, "keysize");
this.keysize = Convert.ToInt32(keysize);
XmlNodeList dbList = root.SelectNodes("db");
foreach (XmlNode node in dbList)
{
string name = DomUtil.GetElementAttr(node, "", "name");
if (name == "biblio")
{
this.BiblioDb = new BiblioDatabase(node);
}
else if (name == "entity")
{
this.EntityDb = new EntityDatabase(node);
}
else
{
// 不支持的数据库类型
}
}
return(0);
}
// <db name="bible" idrule='guid' seed='1' />
public BaseDatabase(XmlNode node)
{
this.Name = DomUtil.GetElementAttr(node, "", "name");
this.IdRule = DomUtil.GetElementAttr(node, "", "idrule");
string seedStr = DomUtil.GetElementAttr(node, "", "seed");
if (string.IsNullOrEmpty(seedStr) == false)
{
this.Seed = Convert.ToInt32(seedStr);
}
// 根据连接字符串，打开mongodb库
this.Database = DbWrapper.Instance.MClient.GetDatabase(this.Name);
this.RecordCollection = this.Database.GetCollection <Record>("record");
//todo
// 创建索引
}
