org.scijava.download.DownloadService Maven / Gradle / Ivy

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/*-
 * #%L
 * SciJava Common shared library for SciJava software.
 * %%
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 * Wisconsin-Madison, Broad Institute of MIT and Harvard, Max Planck
 * Institute of Molecular Cell Biology and Genetics, University of
 * Konstanz, and KNIME GmbH.
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 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
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package org.scijava.download;

import org.scijava.io.location.Location;
import org.scijava.service.SciJavaService;

/**
 * Service for managing retrieval of remote resources.
 *
 * @author Curtis Rueden
 */
public interface DownloadService extends SciJavaService {

	/**
	 * Downloads data from the given source, storing it into the given
	 * destination.
	 *
	 * @param source The location of the needed data.
	 * @param destination The location where the needed data should be stored.
	 */
	Download download(Location source, Location destination);

	/**
	 * Downloads data from the given source, storing it into the given
	 * destination.
	 *
	 * @param source The location of the needed data.
	 * @param destination The location where the needed data should be stored.
	 * @param cache The cache from which already-downloaded data should be pulled
	 *          preferentially, and to which newly-downloaded data should be
	 *          stored for next time.
	 */
	Download download(Location source, Location destination, LocationCache cache);
}