http://wiki.fasterxml.com/JacksonModuleJoda: Add-on module for Jackson (http://jackson.codehaus.org) to support Joda (http://joda-time.sourceforge.net/) data types. (FasterXML)
  • Tatu Saloranta
  • Christopher Currie
  • Paul Brown 
package com.fasterxml.jackson.datatype.joda.deser.key;

import java.io.IOException;

import com.fasterxml.jackson.databind.DeserializationContext;
import org.joda.time.LocalDate;
import org.joda.time.format.DateTimeFormatter;
import org.joda.time.format.ISODateTimeFormat;

public class LocalDateKeyDeserializer extends JodaKeyDeserializer {
    private static final long serialVersionUID = 1L;
    private static final DateTimeFormatter parser = ISODateTimeFormat.localDateParser();

    @Override
    protected LocalDate deserialize(String key, DeserializationContext ctxt) throws IOException {
        return parser.parseLocalDate(key);
    }
}