CompactTool.cc

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/*
 * (C) Copyright 1996-2012 ECMWF.
 * 
 * This software is licensed under the terms of the Apache Licence Version 2.0
 * which can be obtained at http://www.apache.org/licenses/LICENSE-2.0. 
 * In applying this licence, ECMWF does not waive the privileges and immunities 
 * granted to it by virtue of its status as an intergovernmental organisation nor
 * does it submit to any jurisdiction.
 */
 
#include "eckit/filesystem/PathName.h"
#include "eckit/log/Log.h"
#include "odc/Comparator.h"
#include "odc/Reader.h"
#include "odc/Writer.h"
#include "odc/tools/CompactTool.h"
 
using namespace std;
using namespace eckit;
 
namespace odc {
namespace tool {
 
CompactTool::CompactTool (int argc, char *argv[]) : Tool(argc, argv) { }
 
void CompactTool::run()
{
    if (parameters().size() != 3)
    {
        Log::error() << "Usage: ";
        usage(parameters(0), Log::error());
        Log::error() << std::endl;
        return;
    }
 
    PathName inFile = parameters(1);
    PathName outFile = parameters(2);
 
    odc::Reader in(inFile);
    odc::Writer<> out(outFile);
 
    odc::Reader::iterator it(in.begin());
    odc::Reader::iterator end(in.end());
 
    odc::Writer<>::iterator writer(out.begin());
    writer->pass1(it, end);
    
    odc::Reader outReader(outFile);
    Log::info() << "Verifying." << std::endl;   
    odc::Reader::iterator it1 = in.begin();
    odc::Reader::iterator end1 = in.end();
 
    odc::Reader::iterator it2 = outReader.begin();
    odc::Reader::iterator end2 = outReader.end();
 
    odc::Comparator comparator;
    comparator.compare(it1, end1, it2, end2, inFile, outFile);
}
 
} // namespace tool 
} // namespace odc