biz.ganttproject.impex.csv.CsvReaderImpl.java Source code

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Here is the source code for biz.ganttproject.impex.csv.CsvReaderImpl.java

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/*
Copyright 2017 Roman Torkhov, BarD Software s.r.o
    
This file is part of GanttProject, an opensource project management tool.
    
GanttProject is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
 the Free Software Foundation, either version 3 of the License, or
 (at your option) any later version.
    
GanttProject is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.
    
You should have received a copy of the GNU General Public License
along with GanttProject.  If not, see <http://www.gnu.org/licenses/>.
*/
package biz.ganttproject.impex.csv;

import com.google.common.base.Charsets;
import com.google.common.collect.Iterators;
import org.apache.commons.csv.CSVFormat;
import org.apache.commons.csv.CSVParser;

import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.Iterator;

/**
 * @author torkhov
 */
class CsvReaderImpl implements SpreadsheetReader {

    private final CSVParser myParser;

    CsvReaderImpl(InputStream is, CSVFormat format) throws IOException {
        myParser = new CSVParser(new InputStreamReader(is, Charsets.UTF_8), format);
    }

    @Override
    public void close() throws IOException {
        myParser.close();
    }

    @Override
    public Iterator<SpreadsheetRecord> iterator() {
        return Iterators.transform(myParser.iterator(), CsvRecordImpl::new);
    }
}