/// <summary>
/// 根据文档对象组织树节点
/// </summary>
/// <param name="list"></param>
/// <param name="pid"></param>
/// <param name="doc"></param>
protected void BuildTreeNode(List <MongoTreeNode> list, uint pid, BsonDocument doc)
{
foreach (var key in doc.Names)
{
var node = new MongoTreeNode
{
ID = MongoConst.GetRandomId(),
PID = pid
};
var value = doc[key.ToString()];
if (value is BsonDocument)
{
node.Name = key.ToString();
list.Add(node);
BuildTreeNode(list, node.ID, value as BsonDocument);
}
else
{
node.Name = string.Format("{0} : {1}", key, doc[key.ToString()]);
list.Add(node);
}
}
}
private void GetFieldAndIndex(MongoDatabase db, uint tblid)
{
if (MongoObjects.ContainsKey(tblid))
{
var table = MongoObjects[tblid] as MongoCollectionModel;
var watch = new Stopwatch();
watch.Start();
try
{
#region 字段
//字段类型信息节点
var fieldNode = new MongoTreeNode
{
ID = MongoConst.GetRandomId(),
PID = table.ID,
Name = "表信息",
Type = MongoTreeNodeType.TableFiller
};
TreeNodes.Add(fieldNode);
//字段节点
var doc = db.GetCollection(table.Name).FindOne();
if (doc != null)
{
foreach (var item in doc.Names)
{
var field = new MongoFieldModel
{
ID = MongoConst.GetRandomId(),
Name = item.ToString(),
Type = doc[item].BsonType
};
TreeNodes.Add(new MongoTreeNode
{
ID = field.ID,
PID = fieldNode.ID,
Name = field.Name + string.Format(" ({0})", field.Type),
Type = MongoTreeNodeType.Field
});
MongoObjects.Add(field.ID, field);
}
}
#endregion
#region 索引
//索引类型信息节点
var indexNode = new MongoTreeNode
{
ID = MongoConst.GetRandomId(),
PID = table.ID,
Name = "索引",
Type = MongoTreeNodeType.IndexFiller
};
TreeNodes.Add(indexNode);
//索引节点
var indexes = db.GetCollection(MongoConst.IndexTableName).Find(new QueryDocument {
{ "ns", table.Namespace }
});
if (indexes != null)
{
foreach (var idx in indexes.ToList())
{
var index = new MongoIndexModel
{
ID = MongoConst.GetRandomId(),
Name = idx["name"].AsString,
Namespace = idx["ns"].AsString,
Unique = idx.Contains("unique") ? (idx["unique"].AsDouble == 1.0 ? true : false) : false,
Keys = new List <MongoIndexKey>()
};
var docFields = idx["key"].AsBsonDocument;
foreach (var key in docFields.Names)
{
index.Keys.Add(new MongoIndexKey
{
FieldName = key.ToString(),
OrderType = int.Parse(docFields[key.ToString()].ToString()) == 1 ? MongoIndexOrderType.Ascending : MongoIndexOrderType.Descending
});
}
TreeNodes.Add(new MongoTreeNode
{
ID = index.ID,
PID = indexNode.ID,
Name = index.Name,
Type = MongoTreeNodeType.Index
});
MongoObjects.Add(index.ID, index);
}
}
#endregion
}
catch (Exception ex)
{
LogManager.GetLogger("MongoContext").Error("获取字段和索引信息时出错", ex);
}
LogManager.GetLogger("InfoLog").Info(string.Format("获取服务表{0}的所有字段和索引对象共花费了大约{1}毫秒的时间", table.Name, watch.ElapsedMilliseconds));
watch.Stop();
}
}
