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minor changes

This commit is contained in:
Claudio Atzori 2020-10-02 09:41:34 +02:00
parent c2a6e2a9bf
commit 1c44182dea
1 changed files with 8 additions and 5 deletions
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13
dhp-common/src/main/java/eu/dnetlib/dhp/utils/saxon/NormalizeDate.java
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@ -10,6 +10,7 @@ import net.sf.saxon.om.Sequence;
import net.sf.saxon.trans.XPathException;
import net.sf.saxon.value.SequenceType;
import net.sf.saxon.value.StringValue;
import org.apache.commons.lang3.StringUtils;
public class NormalizeDate extends AbstractExtensionFunction {
@ -19,6 +20,8 @@ public class NormalizeDate extends AbstractExtensionFunction {
private static final String normalizeOutFormat = "yyyy-MM-dd'T'hh:mm:ss'Z'";
public static final String BLANK = "";
@Override
public String getName() {
return "normalizeDate";
@ -27,10 +30,10 @@ public class NormalizeDate extends AbstractExtensionFunction {
@Override
public Sequence doCall(XPathContext context, Sequence[] arguments) throws XPathException {
if (arguments == null | arguments.length == 0) {
return new StringValue("");
return new StringValue(BLANK);
}
String s = arguments[0].head().getStringValue();
return new StringValue(_year(s));
return new StringValue(_normalizeDate(s));
}
@Override
@ -55,8 +58,8 @@ public class NormalizeDate extends AbstractExtensionFunction {
return SequenceType.SINGLE_STRING;
}
private String _year(String s) {
final String date = s != null ? s.trim() : "";
private String _normalizeDate(String s) {
final String date = StringUtils.isNotBlank(s) ? s.trim() : BLANK;
for (String format : normalizeDateFormats) {
try {
@ -66,6 +69,6 @@ public class NormalizeDate extends AbstractExtensionFunction {
} catch (ParseException e) {
}
}
return "";
return BLANK;
}
}