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package matrix.boot.based.serializer;

import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;
import matrix.boot.common.utils.DateUtil;

import java.io.IOException;
import java.util.Date;

/**
 * 序列化Date类型为string
 *
 * @author wangcheng
 */
public class DateTimeSerializer extends JsonSerializer {

    @Override
    public void serialize(Date date, JsonGenerator gen, SerializerProvider serializers) throws IOException {
        if (date != null) {
            gen.writeString(DateUtil.format(date, DateUtil.STANDARD_FORMATTER));
        } else {
            gen.writeNull();
        }
    }
}