import java.util.List;
import javax.annotation.PostConstruct;</BUG>
import org.apache.commons.codec.binary.Base64;
import org.apache.velocity.Template;
import org.apache.velocity.VelocityContext;
<BUG>import org.apache.velocity.app.VelocityEngine;
import org.slf4j.Logger;</BUG>
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;

import java.util.List;
import java.util.Map;
import javax.annotation.PostConstruct;
import org.apache.commons.codec.binary.Base64;
import org.apache.velocity.Template;
import org.apache.velocity.VelocityContext;
import org.apache.velocity.app.VelocityEngine;
import org.apache.velocity.exception.ParseErrorException;
import org.apache.velocity.exception.ResourceNotFoundException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
