JsonDateDeserializer.java example

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uaa-master
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 *
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package org.cloudfoundry.identity.uaa.impl;

import com.fasterxml.jackson.core.JsonLocation;
import com.fasterxml.jackson.core.JsonParseException;
import com.fasterxml.jackson.core.JsonParser;
import com.fasterxml.jackson.databind.DeserializationContext;
import com.fasterxml.jackson.databind.JsonDeserializer;

import java.io.IOException;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;

/**
 * JSON deserializer for Jackson to handle regular date instances as timestamps
 * in ISO format.
 * 
 * @author Dave Syer
 * 
 */
public class JsonDateDeserializer extends JsonDeserializer<Date> {

    private static final SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSS'Z'");

    @Override
    public Date deserialize(JsonParser parser, DeserializationContext context) throws IOException {
        return getDate(parser.getText(), parser.getCurrentLocation());
    }

    public static Date getDate(String text, JsonLocation loc) throws IOException {
        try {
            return dateFormat.parse(text);
        } catch (ParseException e) {
            throw new JsonParseException("Could not parse date:"+ text, loc, e);
        }
    }

}