LifterCaller.java

package lifting;

import java.io.InputStream;

import org.jdom2.Document;

/**
 * An interface to be implemented by classes which will call lifting algorithm.
 * There are several implementations corresponding to cases : if the
 * lifterCaller is called when a response is sent to the client by the server,
 * or when the client is sending a request to the server.
 * 
 * @author raphael
 * 
 */
public interface LifterCaller {

	/**
	 * Method to be used to call the lifting algorithm.
	 * 
	 * @return a document which can be converted into an InputStream to be
	 *         injected into the context.
	 */
	public Document call();

	/**
	 * Method to be used to call the lifting algorithm.
	 * 
	 * @return an InputStream which can be directly injected into the context.
	 */
	public InputStream callStream();

}