package org.springframework.data.simpledb.core.entity.json;

import org.codehaus.jackson.JsonParser;
import org.codehaus.jackson.map.DeserializationContext;
import org.codehaus.jackson.map.DeserializationProblemHandler;
import org.codehaus.jackson.map.JsonDeserializer;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.IOException;

public class JsonUnknownPropertyHandler extends DeserializationProblemHandler {

	private static final Logger LOG = LoggerFactory.getLogger(JsonUnknownPropertyHandler.class);

	@Override
	public boolean handleUnknownProperty(DeserializationContext ctxt, JsonDeserializer<?> deserializer,
			Object beanOrClass, String propertyName) throws IOException {
		JsonParser jsonParser = ctxt.getParser();
		LOG.warn("Unknown Json property: " + propertyName);
		jsonParser.skipChildren();

		return true;
	}
}