public void CreateConnection_FromJSON_ToSqlServer()
{
var connectionString = jsonDataReader.GetConnectionString("C:\\Users\\connection.json");
var dbConnection = dbConnectionFactory.CreateDbConnection(DataBaseType.SqlServer, connectionString);
Assert.IsNotNull(dbConnection);
}
public Feature[] Read(Envelope envelope)
{
if (_reader == null)
{
Init();
}
if (_reader == null)
{
return(null);
}
try
{
using (IDbConnection dbConn = DbConnectionFactory.CreateDbConnection(_connstring))
{
if (dbConn == null)
{
return(null);
}
dbConn.Open();
return(_reader.Read(envelope, dbConn));
}
}
catch (Exception ex)
{
Log.WriterException(ex);
return(null);
}
}
private string GetTablenameById(string fetclassId)
{
waitLine:
using (IDbConnection dbConn = DbConnectionFactory.CreateDbConnection(_args))
{
if (dbConn == null)
{
goto waitLine;
}
dbConn.Open();
using (IDbCommand cmd = dbConn.CreateCommand())
{
cmd.CommandText = "select datatable from " + BudGISMetadata.cstFeatureClassTableName + " where id='" + fetclassId + "'";
using (IDataReader dr = cmd.ExecuteReader())
{
if (dr.Read())
{
string dt = dr.IsDBNull(0) ? null : dr.GetString(0);
return(dt);
}
}
}
}
return(null);
}
public bool TryConnection()
{
try
{
IDbConnection conn = DbConnectionFactory.CreateDbConnection(_connectionString);
if (conn == null)
{
return(false);
}
try
{
conn.Open();
return(true);
}
finally
{
conn.Close();
conn.Dispose();
}
}
catch (Exception ex)
{
MsgBox.ShowError(ex.Message);
}
return(false);
}
public CatalogEntityClassBase(string connString)
{
_dbConnection = DbConnectionFactory.CreateDbConnection(connString);
_dbConnection.Open();
_connString = connString;
_adapter = DiffDbAdapterFactory.GetDiffDbAdapter(_dbConnection);
}
//public EfCoreDbContext()
//{
// Database.EnsureCreated();
//}
protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder)
{
if (!optionsBuilder.IsConfigured)
{
optionsBuilder.UseSqlServer(DbConnectionFactory.CreateDbConnection(DatabaseType.SqlServer));
//optionsBuilder.UseLazyLoadingProxies();//启用EFCore的延迟加载(建议不启用，显式Includ)
}
}
private DbConnection CreateDbConnection()
{
var locker = lockObject;
lock (locker)
{
var _dbConnection = DbConnectionFactory.CreateDbConnection(DataBaseType.MySql);
_dbConnection.ConnectionString = this.ConnectionString;
_dbConnection.Open();
return(_dbConnection);
}
}
private string[] GetFieldsBySpatialFetClass(SpatialFeatureClass spatialFeatureClass)
{
using (IDbConnection dbConn = DbConnectionFactory.CreateDbConnection(_connectionString))
{
dbConn.Open();
DiffDbAdapter _adapter = DiffDbAdapterFactory.GetDiffDbAdapter(dbConn);
string shapeField = null;
string oidfield = null;
Dictionary <string, Type> fields = _adapter.GetFieldsOfTable(dbConn, spatialFeatureClass.DataTable, out shapeField, out oidfield);
return(fields.Keys.ToArray());
}
}
private void Init()
{
using (IDbConnection dbConn = DbConnectionFactory.CreateDbConnection(_connstring))
{
if (dbConn == null)
{
return;
}
dbConn.Open();
_reader = new VectorFeatureSpatialDbReader(dbConn, _datatable);
}
}
public override object GetValue(object sender)
{
using (frmNewSpatialDbConn frm = new frmNewSpatialDbConn())
{
if (frm.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
string connString = frm.GetConnString();
return(DbConnectionFactory.CreateDbConnection(connString));
}
}
return(null);
}
private bool Test()
{
string connString = GetConnString();
try
{
using (IDbConnection conn = DbConnectionFactory.CreateDbConnection(connString))
{
conn.Open();
MsgBox.ShowInfo("测试连接成功。");
return(true);
}
}
catch (Exception ex)
{
MsgBox.ShowError("测试连接失败:" + ex.Message);
}
return(false);
}
public FetClassWriterDb(ICatalogItem locationItem)
{
if (locationItem is CatalogDatabaseConn)
{
_dbConn = DbConnectionFactory.CreateDbConnection(((locationItem as CatalogDatabaseConn).Tag as SpatialDatabaseConn).ConnectionString);
}
else if (locationItem is CatalogFeatureDataset)
{
CatalogFeatureDataset cfd = locationItem as CatalogFeatureDataset;
SpatialFeatureDataset sfd = cfd.Tag as SpatialFeatureDataset;
_dbConn = DbConnectionFactory.CreateDbConnection((sfd as CatalogEntityBase)._connString);
_datasetId = sfd.Id;
_dstSpatialRef = SpatialReferenceFactory.GetSpatialReferenceByWKT(sfd.SpatialRef, enumWKTSource.EsriPrjFile);
}
else
{
throw new NotSupportedException("类型为\"" + locationItem + "\"的位置暂不支持写。");
}
_adapter = DiffDbAdapterFactory.GetDiffDbAdapter(_dbConn);
_dbConn.Open();
}
public void OpenDbConnection()
{
var connection = _connectionFactory.CreateDbConnection();
connection.Open();
}
protected DapperRepositoryBase()
{
_dbConnection = DbConnectionFactory.CreateDbConnection(DatabaseType.SqlServer);
}
