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Library of usefull classes to import export csv.
There is a newer version: 3.1
package org.nuiton.csv.ext;
/*
 * #%L
 * Nuiton CSV
 * %%
 * Copyright (C) 2011 - 2012 CodeLutin
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as 
 * published by the Free Software Foundation, either version 3 of the 
 * License, or (at your option) any later version.
 * 
 * This program 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 Lesser Public License for more details.
 * 
 * You should have received a copy of the GNU General Lesser Public 
 * License along with this program.  If not, see
 * .
 * #L%
 */

import org.nuiton.csv.ImportModel;
import org.nuiton.csv.ImportableColumn;
import org.nuiton.csv.ModelBuilder;
import org.nuiton.csv.ValueParser;
import org.nuiton.csv.ValueSetter;

import java.util.List;

/**
 * Abstract implementation of a {@link ImportModel} to avoid all the
 * boilerplate code when creating a new model.
 *
 * @param  type of object to import
 * @author Tony Chemit - [email protected]
 * @since 2.6
 */
public abstract class AbstractImportModel implements ImportModel {

    private final char separator;

    protected final ModelBuilder modelBuilder;

    public AbstractImportModel(char separator) {
        this.separator = separator;
        modelBuilder = new ModelBuilder();
    }

    @Override
    public final char getSeparator() {
        return separator;
    }

    @Override
    public void pushCsvHeaderNames(List headerNames) {
    }

    @Override
    public final Iterable> getColumnsForImport() {
        return (Iterable) modelBuilder.getColumnsForImport();
    }

    public  ImportableColumn newIgnoredColumn(String headerName) {
        return modelBuilder.newIgnoredColumn(headerName);
    }

    public ImportableColumn newMandatoryColumn(String headerName) {
        return modelBuilder.newMandatoryColumn(headerName, headerName);
    }

    public ImportableColumn newMandatoryColumn(String headerName, String propertyName) {
        return modelBuilder.newMandatoryColumn(headerName, propertyName);
    }

    public  ImportableColumn newMandatoryColumn(String headerName, ValueParser valueParser) {
        return modelBuilder.newMandatoryColumn(headerName, headerName, valueParser);
    }

    public  ImportableColumn newMandatoryColumn(String headerName, String propertyName, ValueParser valueParser) {
        return modelBuilder.newMandatoryColumn(headerName, propertyName, valueParser);
    }

    public ImportableColumn newMandatoryColumn(String headerName, ValueSetter eStringValueSetter) {
        return modelBuilder.newMandatoryColumn(headerName, eStringValueSetter);
    }

    public  ImportableColumn newMandatoryColumn(String headerName, ValueParser valueParser, ValueSetter etValueSetter) {
        return modelBuilder.newMandatoryColumn(headerName, valueParser, etValueSetter);
    }

    public ImportableColumn newOptionalColumn(String headerName) {
        return modelBuilder.newOptionalColumn(headerName, headerName);
    }

    public ImportableColumn newOptionalColumn(String headerName, String propertyName) {
        return modelBuilder.newOptionalColumn(headerName, propertyName);
    }

    public  ImportableColumn newOptionalColumn(String headerName, ValueParser valueParser) {
        return modelBuilder.newOptionalColumn(headerName, headerName, valueParser);
    }

    public  ImportableColumn newOptionalColumn(String headerName, String propertyName, ValueParser valueParser) {
        return modelBuilder.newOptionalColumn(headerName, propertyName, valueParser);
    }

    public ImportableColumn newOptionalColumn(String headerName, ValueSetter eStringValueSetter) {
        return modelBuilder.newOptionalColumn(headerName, eStringValueSetter);
    }

    public  ImportableColumn newOptionalColumn(String headerName, ValueParser valueParser, ValueSetter etValueSetter) {
        return modelBuilder.newOptionalColumn(headerName, valueParser, etValueSetter);
    }

}