public T ExecuteInterfaceMethod <T>(MethodInformation method, Action <T> action)
{
DataOptType dataOptType = ((IDataInterface)this).dataOptType;
method.dataProviderNamespace = dataProviderNamespace;
method.dataProviderClassName = dataProviderClassName;
method.fields = fields;
method.fieldsType = fieldsType;
method.ResultExecMethod = ResultExecMethod;
method.sqlExecType = sqlExecType;
string sqlVarName = "sql";
DynamicCodeAutoCall dynamicCodeAutoCall = new DynamicCodeAutoCall();
sql = dynamicCodeAutoCall.ExecReplaceForSqlByFieldName(sql, sqlVarName, method);
DynamicCodeChange dynamicCodeChange = new DynamicCodeChange();
try
{
dynamicCodeChange.AnalyzeSql(method, dataOptType, sqlVarName, ref sql);
}
catch (Exception ex)
{
e(ex.ToString(), ErrorLevels.severe);
throw ex;
}
DynamicEntity dynamicEntity = new DynamicEntity();
T result = dynamicEntity.Exec <T>(method, dataOptType, action, sql);
return(result);
}
/// <summary>
/// 执行select、insert、update、delete数据操作时被调用
/// </summary>
/// <param name="method">接口方法信息对象</param>
/// <param name="dataOptType">数据操作类型select|insert|update|delete</param>
/// <param name="sql">sql语句表达式</param>
/// <param name="code">接口方法代码相关代码字符串</param>
protected void ExecInterfaceMethodOfCodeStr_DataOpt(MethodInformation method, DataOptType dataOptType, string sql, ref string code)
{
StackTrace stackTrace = new StackTrace();
Type type = stackTrace.GetFrame(1).GetMethod().DeclaringType;
if (null == type.GetInterface("IDataInterface"))
{
e("调用该方法的类必须实例接口类 IDataInterface", ErrorLevels.severe);
throw new Exception("调用该方法的类必须实例接口类 IDataInterface");
}
string sqlVarName = "sql";
DynamicCodeChange dynamicCodeChange = new DynamicCodeChange();
try
{
dynamicCodeChange.AnalyzeSql(method, dataOptType, sqlVarName, ref sql);
}
catch (Exception ex)
{
e(ex.ToString(), ErrorLevels.severe);
throw ex;
}
code = dynamicCodeAutoCall.ExecReplaceForSqlByFieldName(sql, sqlVarName, method);
string paraListVarName = "null";
dynamicCodeAutoCall.DataProviderCode(sqlVarName, method, dataOptType, ref code, ref paraListVarName);
if (string.IsNullOrEmpty(code) && string.IsNullOrEmpty(sql))
{
e("没有提供任何执行语句", ErrorLevels.severe);
throw new Exception("没有提供任何执行语句");
}
string code1 = "";
if (dataOptType == DataOptType.select ||
dataOptType == DataOptType.count ||
DataOptType.procedure == dataOptType)
{
code1 = dynamicCodeAutoCall.GetParametersBySqlParameter(sql, method, ref paraListVarName);
appendCode(method, code1, ref code);
dynamicCodeAutoCall.MadeExecuteSql(sqlVarName, paraListVarName, method, dataOptType, ref code);
}
else
{
code1 = dynamicCodeChange.GetParametersBySqlParameter(sql, sqlVarName, method, dataOptType, ref paraListVarName);
appendCode(method, code1, ref code);
}
}
DbList <DbParameter> GetDbParameters(MethodInformation method, DataEntity <DataElement> dataElements, string sql)
{
DbList <DbParameter> dbParameters = new DbList <DbParameter>();
if (string.IsNullOrEmpty(sql))
{
return(dbParameters);
}
if (null == dataElements)
{
return(dbParameters);
}
string msg = "";
Regex rg = DynamicCodeChange.rgParaField;
if (rg.IsMatch(sql) && 0 < method.paraList.Count)
{
if (null == method.paraList[0].ParaValue)
{
msg = "The parameter value cann't be null.";
((AutoCall)method.AutoCall).e(msg);
throw new Exception(msg);
}
string LeftSign = "";
string DbTag = "";
string FieldName = "";
string EndSign = "";
object v = null;
string sql1 = sql;
Match m = null;
int num = 0;
//DataEntity<DataElement> dataElements = (DataEntity<DataElement>)method.paraList[0].ParaValue;
MatchCollection mc = rg.Matches(sql);
while (rg.IsMatch(sql1) && 1000 > num)
{
if ((method.methodComponent.IsAsync || method.methodComponent.EnabledBuffer) &&
0 < method.methodComponent.Interval)
{
Thread.Sleep(method.methodComponent.Interval);
}
m = rg.Match(sql1);
LeftSign = m.Groups["LeftSign"].Value;
if (!DynamicCodeChange.isEnabledField(LeftSign))
{
continue;
}
DbTag = m.Groups["DbTag"].Value;
FieldName = m.Groups["FieldName"].Value;
EndSign = m.Groups["EndSign"].Value;
v = dataElements[FieldName].value;
dbParameters.Add(FieldName, v);
sql1 = sql1.Replace(m.Groups[0].Value, "");
sql1 = EndSign + sql1;
num++;
}
}
return(dbParameters);
}
