org.dominokit.jackson.deser.map.key.JsDateKeyParser Maven / Gradle / Ivy
/*
* Copyright © 2019 Dominokit
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.dominokit.jackson.deser.map.key;
import static org.gwtproject.i18n.shared.DateTimeFormat.PredefinedFormat;
import static org.gwtproject.i18n.shared.DateTimeFormat.getFormat;
import java.util.Date;
import org.dominokit.jackson.exception.JsonDeserializationException;
import org.gwtproject.i18n.shared.DateTimeFormat;
/** JsDateKeyParser class. */
public class JsDateKeyParser implements DateKeyParser {
private static final DateTimeFormat ISO_8601_FORMAT = getFormat(PredefinedFormat.ISO_8601);
private static final DateTimeFormat RFC_2822_FORMAT = getFormat(PredefinedFormat.RFC_2822);
/** {@inheritDoc} */
@Override
public D parse(String keyValue, DateDeserializer deserializer) {
try {
return deserializer.deserializeDate(ISO_8601_FORMAT.parse(keyValue));
} catch (IllegalArgumentException e) {
// can happen if it's not the correct format
}
// maybe it's in milliseconds
try {
return deserializer.deserializeMillis(Long.parseLong(keyValue));
} catch (NumberFormatException e) {
// can happen if the keyValue is string-based like an ISO-8601 format
}
// or in RFC-2822
try {
return deserializer.deserializeDate(RFC_2822_FORMAT.parse(keyValue));
} catch (IllegalArgumentException e) {
// can happen if it's not the correct format
}
throw new JsonDeserializationException(
"Cannot parse the keyValue '" + keyValue + "' as a date");
}
}