/*
* Hibernate Search, full-text search for your domain model
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later
* See the lgpl.txt file in the root directory or <http://www.gnu.org/licenses/lgpl-2.1.html>.
*/
package org.hibernate.search.elasticsearch.bridge.builtin.time.impl;
import static java.time.temporal.ChronoField.MONTH_OF_YEAR;
import java.time.DateTimeException;
import java.time.YearMonth;
import java.time.format.DateTimeFormatter;
import java.time.format.DateTimeFormatterBuilder;
import java.time.format.ResolverStyle;
import java.util.Locale;
import org.hibernate.search.elasticsearch.logging.impl.Log;
import org.hibernate.search.util.logging.impl.LoggerFactory;
/**
* Converts a {@link YearMonth} to a {@link String} in ISO-8601 extended format (9 digits for the year instead of 4).
*
* <p>Be aware that this format is <strong>not</strong> the same as Elasticsearch's "strict_year_month" format,
* since years with more than 4 digits are allowed.
*
* @author Yoann Rodiere
*/
public class ElasticsearchYearMonthBridge extends ElasticsearchTemporalAccessorStringBridge<YearMonth> {
private static final Log LOG = LoggerFactory.make( Log.class );
static final DateTimeFormatter FORMATTER = new DateTimeFormatterBuilder()
.append( ElasticsearchYearBridge.FORMATTER )
.appendLiteral( '-' )
.appendValue( MONTH_OF_YEAR, 2 )
.toFormatter( Locale.ROOT )
.withResolverStyle( ResolverStyle.STRICT );
public static final ElasticsearchYearMonthBridge INSTANCE = new ElasticsearchYearMonthBridge();
private ElasticsearchYearMonthBridge() {
super( FORMATTER, YearMonth.class );
}
@Override
YearMonth parse(DateTimeFormatter formatter, String stringValue) throws DateTimeException {
return YearMonth.parse( stringValue, formatter );
}
@Override
protected IllegalArgumentException createInvalidIndexNullAsException(String indexNullAs, DateTimeException e) {
return LOG.invalidNullMarkerForYearMonth( e );
}
}