added missing class

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@6261 6c8d7289-2bf4-0310-a012-ef5d649a1542
16 years ago · fe4a4e3f6b
parent 72ac5bd80f
commit fe4a4e3f6b
1 changed files with 69 additions and 0 deletions
--- a/source/de/anomic/search/IndexAbstracts.java
+++ b/source/de/anomic/search/IndexAbstracts.java
@ -0,0 +1,69 @@
+// IndexAbstracts.java
+// (C) 2005 by Michael Peter Christen; mc@yacy.net, Frankfurt a. M., Germany
+// first published 10.10.2005 on http://yacy.net
+//
+// This is a part of YaCy, a peer-to-peer based web search engine
+//
+// $LastChangedDate: 2006-04-02 22:40:07 +0200 (So, 02 Apr 2006) $
+// $LastChangedRevision: 1986 $
+// $LastChangedBy: orbiter $
+//
+// LICENSE
+// 
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// 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 for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+package de.anomic.search;
+
+import java.util.Iterator;
+import java.util.Map;
+import java.util.TreeMap;
+
+public class IndexAbstracts extends TreeMap<String, TreeMap<String, String>> {
+
+	private static final long serialVersionUID = 3037740969349726216L;
+
+	public IndexAbstracts() {
+		super();
+	}
+	
+	public String wordsFromPeer(final String peerhash, final String urls) {
+        Map.Entry<String, TreeMap<String, String>> entry;
+        String word, peerlist, url, wordlist = "";
+        TreeMap<String, String> urlPeerlist;
+        int p;
+        boolean hasURL;
+        synchronized (this) {
+            final Iterator<Map.Entry <String, TreeMap<String, String>>> i = this.entrySet().iterator();
+            while (i.hasNext()) {
+                entry = i.next();
+                word = entry.getKey();
+                urlPeerlist = entry.getValue();
+                hasURL = true;
+                for (int j = 0; j < urls.length(); j = j + 12) {
+                    url = urls.substring(j, j + 12);
+                    peerlist = urlPeerlist.get(url);
+                    p = (peerlist == null) ? -1 : peerlist.indexOf(peerhash);
+                    if ((p < 0) || (p % 12 != 0)) {
+                        hasURL = false;
+                        break;
+                    }
+                }
+                if (hasURL) wordlist += word;
+            }
+        }
+        return wordlist;
+    }
+	
+}