private ScriptExecutionResult DoBatchExecution(Batch batch)
{
Validate.IsNotNull(nameof(batch), batch);
ScriptExecutionResult result = ScriptExecutionResult.Success;
// TODO, fawinter: Do I need to keep this batch?
if (batch.HasValidText)
{
try
{
// Parsing mode we execute only once
if (conditions.IsParseOnly)
{
numBatchExecutionTimes = 1;
}
int timesLoop = numBatchExecutionTimes;
if (numBatchExecutionTimes > 1)
{
RaiseBatchMessage(String.Format(CultureInfo.CurrentCulture, SR.EE_ExecutionInfo_InitilizingLoop, numBatchExecutionTimes));
}
while (timesLoop > 0 && result != ScriptExecutionResult.Cancel && result != ScriptExecutionResult.Halted)
{
result = batch.Execute(connection, expectedShowPlan);
Debug.Assert(connection != null);
if (connection == null || connection.State != ConnectionState.Open)
{
result = ScriptExecutionResult.Halted;
}
if (result == ScriptExecutionResult.Failure)
{
if (errorAction == OnErrorAction.Ignore)
{
if (numBatchExecutionTimes > 1)
{
RaiseBatchMessage(SR.EE_BatchExecutionError_Ignoring);
}
}
else
{
RaiseBatchMessage(SR.EE_BatchExecutionError_Halting);
result = ScriptExecutionResult.Halted;
}
}
timesLoop--;
}
if (result == ScriptExecutionResult.Cancel)
{
RaiseBatchMessage(String.Format(CultureInfo.CurrentCulture, SR.EE_ExecutionInfo_QueryCancelledbyUser));
}
else
{
if (numBatchExecutionTimes > 1)
{
RaiseBatchMessage(String.Format(CultureInfo.CurrentCulture, SR.EE_ExecutionInfo_FinalizingLoop, numBatchExecutionTimes));
}
}
}
catch (OutOfMemoryException)
{
throw;
}
catch (Exception ex)
{
// if anything goes wrong it will shutdown VS
Logger.Write(LogLevel.Error, "Exception Caught in ExecutionEngine.DoBatchExecution(Batch) :" + ex.ToString());
result = ScriptExecutionResult.Failure;
}
}
else
{
// TODO, fawinter: Success will be returned on an Empty text batch
}
return(result);
}
/// <summary>
/// Contructor method for the class
/// </summary>
public BatchParserExecutionStartEventArgs(TextSpan textSpan, Batch batch)
{
this.batch = batch;
this.textSpan = textSpan;
}