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An easy to use Application Programming Interface (API) for working with MARC and MARCXML in Java.

There is a newer version: 2.6.12

/**
 * Copyright (C) 2002-2006 Bas Peters
 *
 * This file is part of MARC4J
 *
 * MARC4J 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 2.1 of the License, or (at your option) any later version.
 *
 * MARC4J 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with MARC4J; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package org.marc4j.samples;

import java.io.FileInputStream;
import java.io.InputStream;
import java.util.Iterator;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.marc4j.MarcReader;
import org.marc4j.MarcStreamReader;
import org.marc4j.marc.DataField;
import org.marc4j.marc.Record;

/**
 * Removes local field (tag 9XX).
 *
 * @author Bas Peters
 */
public class RemoveLocalFieldsExample {

    /**
     * The main class for RemoveLocalFieldsExample.
     *
     * @param args
     * @throws Exception
     */
    public static void main(final String args[]) throws Exception {
        final InputStream input = new FileInputStream("src/test/resources/chabon-loc.mrc");
        final MarcReader reader = new MarcStreamReader(input);

        while (reader.hasNext()) {
            final Record record = reader.next();
            System.out.println(record.toString());

            final Pattern pattern = Pattern.compile("9\\d\\d");
            final List fields = record.getDataFields();
            final Iterator i = fields.iterator();

            while (i.hasNext()) {
                final DataField field = (DataField) i.next();
                final Matcher matcher = pattern.matcher(field.getTag());

                if (matcher.matches()) {
                    i.remove();
                }
            }

            System.out.println(record.toString());
        }

    }

}