// Epetra_Export constructor for a Epetra_BlockMap object
Epetra_Export::Epetra_Export( const Epetra_BlockMap & sourceMap, const Epetra_BlockMap & targetMap)
: Epetra_Object("Epetra::Export"),
TargetMap_(targetMap),
SourceMap_(sourceMap),
NumSameIDs_(0),
NumPermuteIDs_(0),
PermuteToLIDs_(0),
PermuteFromLIDs_(0),
NumRemoteIDs_(0),
RemoteLIDs_(0),
NumExportIDs_(0),
ExportLIDs_(0),
ExportPIDs_(0),
NumSend_(0),
NumRecv_(0),
Distor_(0)
{
if(!targetMap.GlobalIndicesTypeMatch(sourceMap))
throw ReportError("Epetra_Export::Epetra_Export: GlobalIndicesTypeMatch failed", -1);
if(targetMap.GlobalIndicesInt())
#ifndef EPETRA_NO_32BIT_GLOBAL_INDICES
Construct<int>(sourceMap, targetMap);
#else
throw ReportError("Epetra_Export::Epetra_Export: ERROR, GlobalIndicesInt but no API for it.",-1);
#endif
else if(targetMap.GlobalIndicesLongLong())
