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/*=========================================================================
Program: ParaView
Module: vtkPVEnvironmentInformation.cxx
Copyright (c) Kitware, Inc.
All rights reserved.
See Copyright.txt or http://www.paraview.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkPVEnvironmentInformation.h"
#include "vtkObjectFactory.h"
#include <vtksys/SystemTools.hxx>
#include "vtkClientServerStream.h"
#include "vtkPVEnvironmentInformationHelper.h"
vtkStandardNewMacro(vtkPVEnvironmentInformation);
//-----------------------------------------------------------------------------
vtkPVEnvironmentInformation::vtkPVEnvironmentInformation()
{
this->RootOnly = 1;
this->Variable = NULL;
}
//-----------------------------------------------------------------------------
vtkPVEnvironmentInformation::~vtkPVEnvironmentInformation()
{
this->SetVariable(NULL);
}
//-----------------------------------------------------------------------------
void vtkPVEnvironmentInformation::CopyFromObject(vtkObject* object)
{
vtkPVEnvironmentInformationHelper* helper =
vtkPVEnvironmentInformationHelper::SafeDownCast(object);
if (!helper)
{
vtkErrorMacro(
"Can collect information only from a vtkPVEnvironmentInformationHelper.");
return;
}
this->SetVariable(vtksys::SystemTools::GetEnv(helper->GetVariable()));
}
//-----------------------------------------------------------------------------
void vtkPVEnvironmentInformation::CopyToStream(vtkClientServerStream* stream)
{
*stream << vtkClientServerStream::Reply
<< this->Variable;
*stream << vtkClientServerStream::End;
}
//-----------------------------------------------------------------------------
void vtkPVEnvironmentInformation::CopyFromStream(const vtkClientServerStream* css)
{
const char* temp = 0;
if (!css->GetArgument(0, 0, &temp))
{
vtkErrorMacro("Error parsing Variable.");
return;
}
this->SetVariable(temp);
}
//-----------------------------------------------------------------------------
void vtkPVEnvironmentInformation::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os, indent);
os << indent << "Variable: "
<< (this->Variable? this->Variable : "(none)") << endl;
}
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