forked from D-Net/dnet-hadoop
22 lines
513 B
Java
22 lines
513 B
Java
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package eu.dnetlib.dhp.schema.oaf.utils;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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// https://www.wikidata.org/wiki/Property:P213
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public class ISNICleaningRule {
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public static final Pattern PATTERN = Pattern.compile("([0]{4}) ?([0-9]{4}) ?([0-9]{4}) ?([0-9]{3}[0-9X])");
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public static String clean(final String isni) {
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Matcher m = PATTERN.matcher(isni);
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if (m.find()) {
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return String.join("", m.group(1), m.group(2), m.group(3), m.group(4));
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} else {
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return "";
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}
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}
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}
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