greenplumn CErrorHandlerStandard 源码
greenplumn CErrorHandlerStandard 代码
文件路径：/src/backend/gporca/libgpos/src/error/CErrorHandlerStandard.cpp
//---------------------------------------------------------------------------
// Greenplum Database
// Copyright (C) 2008 - 2010 Greenplum, Inc.
//
// @filename:
// CErrorHandlerStandardStandard.cpp
//
// @doc:
// Implements standard error handler
//---------------------------------------------------------------------------
#include "gpos/error/CErrorHandlerStandard.h"
#include "gpos/base.h"
#include "gpos/error/CErrorContext.h"
#include "gpos/error/CLogger.h"
#include "gpos/io/ioutils.h"
#include "gpos/string/CWStringStatic.h"
#include "gpos/task/CAutoSuspendAbort.h"
#include "gpos/task/CTask.h"
using namespace gpos;
//---------------------------------------------------------------------------
// @function:
// CErrorHandlerStandard::Process
//
// @doc:
// Process pending error context;
//
//---------------------------------------------------------------------------
void
CErrorHandlerStandard::Process(CException exception)
{
CTask *task = CTask::Self();
GPOS_ASSERT(nullptr != task && "No task in current context");
IErrorContext *err_ctxt = task->GetErrCtxt();
CLogger *log = dynamic_cast<CLogger *>(task->GetErrorLogger());
GPOS_ASSERT(err_ctxt->IsPending() && "No error to process");
GPOS_ASSERT(err_ctxt->GetException() == exception &&
"Exception processed different from pending");
// print error stack trace
if (CException::ExmaSystem == exception.Major() && !err_ctxt->IsRethrown())
{
if (CException::ExmiIOError == exception.Minor() && 0 < errno)
{
err_ctxt->AppendErrnoMsg();
}
if (ILogger::EeilMsgHeaderStack <= log->InfoLevel())
{
err_ctxt->AppendStackTrace();
}
}
// scope for suspending cancellation
{
// suspend cancellation
CAutoSuspendAbort asa;
// log error message
log->Log(err_ctxt->GetErrorMsg(), err_ctxt->GetSeverity(), __FILE__,
__LINE__);
}
}
// EOF
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