forked from D-Net/dnet-hadoop
54 lines
1.3 KiB
Java
54 lines
1.3 KiB
Java
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package eu.dnetlib.dhp.utils.saxon;
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import java.text.ParseException;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import org.apache.commons.lang3.StringUtils;
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import eu.dnetlib.dhp.schema.oaf.utils.GraphCleaningFunctions;
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import net.sf.saxon.expr.XPathContext;
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import net.sf.saxon.om.Sequence;
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import net.sf.saxon.trans.XPathException;
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import net.sf.saxon.value.SequenceType;
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import net.sf.saxon.value.StringValue;
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public class NormalizeDate extends AbstractExtensionFunction {
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@Override
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public String getName() {
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return "normalizeDate";
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}
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@Override
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public Sequence doCall(XPathContext context, Sequence[] arguments) throws XPathException {
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if (arguments == null || arguments.length == 0) {
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return new StringValue(GraphCleaningFunctions.BLANK);
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}
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String s = arguments[0].head().getStringValue();
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return new StringValue(GraphCleaningFunctions.normalizeDate(s));
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}
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@Override
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public int getMinimumNumberOfArguments() {
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return 0;
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}
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@Override
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public int getMaximumNumberOfArguments() {
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return 1;
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}
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@Override
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public SequenceType[] getArgumentTypes() {
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return new SequenceType[] {
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SequenceType.OPTIONAL_ITEM
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};
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}
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@Override
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public SequenceType getResultType(SequenceType[] suppliedArgumentTypes) {
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return SequenceType.SINGLE_STRING;
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}
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}
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