package com.facebook.presto.jdbc.internal.jackson.datatype.joda.deser;
import java.io.IOException;
import com.facebook.presto.jdbc.internal.joda.time.MonthDay;
import com.facebook.presto.jdbc.internal.jackson.core.JsonParser;
import com.facebook.presto.jdbc.internal.jackson.core.JsonToken;
import com.facebook.presto.jdbc.internal.jackson.databind.DeserializationContext;
/**
* A Jackson deserializer for Joda MonthDay objects.
* <p>
* Expects a string value compatible with MonthDay's parse operation.
*/
public class MonthDayDeserializer extends JodaDeserializerBase<MonthDay>
{
private static final long serialVersionUID = -2360834248497553111L;
public MonthDayDeserializer()
{
super(MonthDay.class);
}
@Override
public MonthDay deserialize(final JsonParser jp, final DeserializationContext ctxt) throws IOException
{
JsonToken t = jp.getCurrentToken();
if (t == JsonToken.VALUE_STRING)
{
String str = jp.getText().trim();
if (str.isEmpty())
{
return null;
}
return MonthDay.parse(str);
}
throw ctxt.wrongTokenException(jp, JsonToken.VALUE_STRING, "expected JSON String");
}
}