added vocabulary for geolocalization as used in georss

source/net/yacy/cora/lod/vocabulary/Geo.java

@@ -0,0 +1,55 @@
+/**
+ *  Geo
+ *  Copyright 2011 by Michael Peter Christen, mc@yacy.net, Frankfurt am Main, Germany
+ *  First released 16.12.2011 at http://yacy.net
+ *
+ *  $LastChangedDate: 2011-04-14 00:04:23 +0200 (Do, 14 Apr 2011) $
+ *  $LastChangedRevision: 7653 $
+ *  $LastChangedBy: orbiter $
+ *
+ *  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 net.yacy.cora.lod.vocabulary;
+
+public enum Geo implements Vocabulary {
+
+    Long,
+    Lat;
+
+    public final static String IDENTIFIER = "http://www.w3.org/2003/01/geo/wgs84_pos#";
+    public final static String PREFIX = "geo";
+
+    private final String predicate;
+
+    private Geo() {
+        this.predicate = PREFIX + ":" +  this.name().toLowerCase();
+    }
+
+    @Override
+    public String getIdentifier() {
+        return IDENTIFIER;
+    }
+
+    @Override
+    public String getPrefix() {
+        return PREFIX;
+    }
+
+    @Override
+    public String getPredicate() {
+        return this.predicate;
+    }
+}