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yacy_search_server/source/de/anomic/yacy/yacyChannel.java

74 lines
2.5 KiB

/**
* yacyChannel
* Copyright 2010 by Michael Peter Christen
* First released 29.6.2010 at http://yacy.net
*
* $LastChangedDate$
* $LastChangedRevision$
* $LastChangedBy$
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program in the file lgpl21.txt
* If not, see <http://www.gnu.org/licenses/>.
*/
package de.anomic.yacy;
import java.util.EnumSet;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
import net.yacy.cora.document.RSSFeed;
import net.yacy.cora.document.RSSMessage;
public enum yacyChannel {
TEST,
PEERNEWS,
REMOTESEARCH,
LOCALSEARCH,
REMOTEINDEXING,
LOCALINDEXING,
DHTRECEIVE,
DHTSEND;
// test:
// http://localhost:8090/xml/feed.rss?set=PEERNEWS,REMOTESEARCH,LOCALSEARCH,REMOTEINDEXING,LOCALINDEXING
/**
* the following private channels are declared to prevent that an access to the feed servlet
* gets results from news channels that are not for the public
*/
public static final Set<yacyChannel> privateChannels = EnumSet.of(yacyChannel.LOCALSEARCH, yacyChannel.LOCALINDEXING);
/**
* the following static channels object is used to organize a storage array for RSS feeds
*/
private static final ConcurrentMap<yacyChannel, RSSFeed> channels = new ConcurrentHashMap<yacyChannel, RSSFeed>();
public static RSSFeed channels(final String channelName) {
for (final yacyChannel channel : yacyChannel.values()) {
if (channel.name().equals(channelName)) return channels(channel);
}
return null;
}
public static RSSFeed channels(final yacyChannel channel) {
RSSFeed feed = channels.get(channel);
if (feed != null) return feed;
feed = new RSSFeed(200);
feed.setChannel(new RSSMessage(channel.name(), "", ""));
channels.put(channel, feed);
return feed;
}
}