/*
* RHQ Management Platform
* Copyright (C) 2005-2008 Red Hat, Inc.
* All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 2, as
* published by the Free Software Foundation, and/or the GNU Lesser
* General Public License, version 2.1, also as published by the Free
* Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License and the GNU Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License
* and the GNU Lesser General Public License along with this program;
* if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.rhq.enterprise.server.plugin.pc.content;
import java.io.InputStream;
import java.util.Collection;
/**
* Indicates a content source has the capability to provide distributions into the server.
* Distribution synchronization will be done through the calls defined in this interface.
*
* @author Pradeep Kilambi
*/
public interface DistributionSource {
/**
* Requests that this distribution source perform a synchronization with its external repository.
*
* @param repoName repo name used to look up distributions
* @param report used to accumulate the collection of distros
* @throws Exception if the source is unable to perform the synchronization, for instance if the external
* source cannot be connected to.
*/
void synchronizeDistribution(String repoName, DistributionSyncReport report,
Collection<DistributionDetails> existingDistros) throws SyncException, InterruptedException;
/**
* Get an input stream for the specified distribution.
*
* @param location The location of the distribution.
* @return An initialized input stream. <b>The caller is responsible for closing the stream.</b>
* @throws Exception if failed to obtain the stream to the remote distribution data
*/
InputStream getInputStream(String location) throws Exception;
/**
*
* @param repoName Name of repository
* @param label Distribution Label
* @param relativeFilename relative path of file to fetch
* @return a remote location that can be passed into getInputStream to fetch a file from this source.
*/
String getDistFileRemoteLocation(String repoName, String label, String relativeFilename);
}