public IExecutableCommand ProcessLine(LogParsingContext context)
{
CommandConnector connector = new CommandConnector();
connector.Add(new ValidateInputLogLineColumnsCommand(context));
connector.Add(new LoadGeneralInfoToContextCommand(context));
connector.Add(new ApplyWorkloadDefinitionCommand(context));
connector.Add(new ActionDelegateCommand(() =>
{
var command = logParsingDetailCommandFactory.GetDetailCommand(context);
if (command != null)
{
try
{
command.Execute();
}
catch (Exception)
{
//todo
}
return(true);
}
return(false);
}));
connector.Add(new AddLogEntryToContextCommand(context));
return(connector.FirstCommand);
}
public IChainableCommand GetDetailCommand(LogParsingContext context)
{
Regex queryRegex = new Regex(@"{QUERY[\s|\S]*}");
Regex planRegex = new Regex(@"{PLANNEDSTMT[\s|\S]*}");
string input = context.InputColumns[10];
Match match = null;
if (input.StartsWith("STATEMENT:"))
{
return(new LoadStatementToContextCommand(context, input.Substring(10)));
}
else if ((match = queryRegex.Match(input)) != null && match.Success)
{
return(new LoadDebugTreeToContextCommand(() => match.Value, x => context.LogEntry.QueryTree = x));
}
else if ((match = planRegex.Match(input)) != null && match.Success)
{
return(new LoadDebugTreeToContextCommand(() => match.Value, x => context.LogEntry.PlanTree = x));
}
// todo statement
// todo duration
return(null);
}
public AddLogEntryToContextCommand(LogParsingContext context)
{
this.context = context;
}
public LoadStatementToContextCommand(LogParsingContext context, string statement)
{
this.context = context;
this.statement = statement;
}
public ApplyWorkloadDefinitionCommand(LogParsingContext context)
{
this.context = context;
}
public LoadGeneralInfoToContextCommand(LogParsingContext context)
{
this.context = context;
}
public ValidateInputLogLineColumnsCommand(LogParsingContext context)
{
this.context = context;
}