Current File : //proc/309157/task/309157/root/home/waritko/yacy/htroot/yacy/idx.java
/**
* idx
* Copyright 2011 by Michael Peter Christen
* First released 16.05.2011 at http://yacy.net
*
* $LastChangedDate: 2011-03-08 02:51:51 +0100 (Di, 08 Mrz 2011) $
* $LastChangedRevision: 7567 $
* $LastChangedBy: low012 $
*
* 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/>.
*/
import java.util.Iterator;
import net.yacy.cora.document.encoding.ASCII;
import net.yacy.cora.protocol.RequestHeader;
import net.yacy.kelondro.rwi.ReferenceContainer;
import net.yacy.kelondro.rwi.ReferenceContainerCache;
import net.yacy.peers.Protocol;
import net.yacy.peers.graphics.WebStructureGraph;
import net.yacy.peers.graphics.WebStructureGraph.HostReference;
import net.yacy.search.Switchboard;
import net.yacy.server.serverObjects;
import net.yacy.server.serverSwitch;
public final class idx {
// example:
// http://localhost:8090/yacy/idx.json?object=host
public static serverObjects respond(final RequestHeader header, final serverObjects post, final serverSwitch env) {
final serverObjects prop = new serverObjects();
prop.put("list", 0);
prop.put("rowdef","");
prop.put("name","");
if (post == null || env == null) return prop;
// return variable that accumulates replacements
final Switchboard sb = (Switchboard) env;
if (sb.adminAuthenticated(header) < 2 && !Protocol.authentifyRequest(post, env)) {
return prop;
}
if (post.get("object", "").equals("host")) {
prop.put("name","host");
final ReferenceContainerCache<HostReference> idx = sb.webStructure.incomingReferences();
prop.put("rowdef", WebStructureGraph.hostReferenceFactory.getRow().toString());
int count = 0;
for (final ReferenceContainer<HostReference> references: idx) {
prop.put("list_" + count + "_term", ASCII.String(references.getTermHash()));
final Iterator<HostReference> referenceIterator = references.entries();
final StringBuilder s = new StringBuilder(references.size() * 20); // pre-set of guessed size reduces expandCapacity() and increases performance
HostReference reference;
while (referenceIterator.hasNext()) {
reference = referenceIterator.next();
s.append(reference.toPropertyForm());
if (referenceIterator.hasNext()) s.append(",");
}
prop.put("list_" + count + "_references", s.toString());
prop.put("list_" + count + "_comma", 1);
count++;
}
prop.put("list_" + (count-1) + "_comma", 0);
prop.put("list", count);
}
// return rewrite properties
return prop;
}
}
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