added pattern organization

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@399 6c8d7289-2bf4-0310-a012-ef5d649a1542

source/de/anomic/plasma/plasmaURLPattern.java

@@ -0,0 +1,108 @@
+// plasmaURLPattern.java 
+// -----------------------
+// part of YaCy
+// (C) by Michael Peter Christen; mc@anomic.de
+// first published on http://www.anomic.de
+// Frankfurt, Germany, 2005
+// last major change: 11.07.2005
+//
+// 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
+//
+// Using this software in any meaning (reading, learning, copying, compiling,
+// running) means that you agree that the Author(s) is (are) not responsible
+// for cost, loss of data or any harm that may be caused directly or indirectly
+// by usage of this softare or this documentation. The usage of this software
+// is on your own risk. The installation and usage (starting/running) of this
+// software may allow other people or application to access your computer and
+// any attached devices and is highly dependent on the configuration of the
+// software which must be done by the user of the software; the author(s) is
+// (are) also not responsible for proper configuration and usage of the
+// software, even if provoked by documentation provided together with
+// the software.
+//
+// Any changes to this file according to the GPL as documented in the file
+// gpl.txt aside this file in the shipment you received can be done to the
+// lines that follows this copyright notice here, but changes must not be
+// done inside the copyright notive above. A re-distribution must contain
+// the intact and unchanged copyright notice.
+// Contributions and changes to the program code must be marked as such.
+
+package de.anomic.plasma;
+
+import java.lang.String;
+import java.util.HashMap;
+import java.io.File;
+
+import de.anomic.server.serverFileUtils;
+
+public class plasmaURLPattern {
+    
+    private File rootPath = null;
+    private HashMap hostpaths = null; // key=host, value=path; mapped url is http://host/path; path does not start with '/' here
+    
+    public plasmaURLPattern(File rootPath) {
+        this.rootPath = rootPath;
+        this.hostpaths = new HashMap();
+    }
+    
+    public void clear() {
+        this.hostpaths = new HashMap();
+    }
+    
+    public int size() {
+        return hostpaths.size();
+    }
+    
+    public void loadLists(String mapname, String filenames, String sep) {
+        //File listsPath = new File(getRootPath(), getConfig("listsPath", "DATA/LISTS"));
+        String filenamesarray[] = filenames.split(",");
+        
+        if(filenamesarray.length >0)
+            for(int i = 0; i < filenamesarray.length; i++)
+                hostpaths.putAll(serverFileUtils.loadMap(mapname, (new File(rootPath, filenamesarray[i])).toString(), sep));
+    }
+    
+    public void remove(String host) {
+        hostpaths.remove(host);
+    }
+    
+    public void add(String host, String path) {
+        hostpaths.put(host, path);
+    }
+    
+    public boolean isListed(String hostlow, String path) {
+        String pp = ""; // path-pattern
+        
+        // first try to match the domain with wildcard '*'
+        // [TL] While "." are found within the string
+        int index = 0;
+        while ((index = hostlow.indexOf('.', index + 1)) != -1) {
+            if ((pp = (String) hostpaths.get(hostlow.substring(0, index + 1) + "*")) != null) {
+                return ((pp.equals("*")) || (path.substring(1).matches(pp)));
+            }
+        }
+        index = hostlow.length();
+        while ((index = hostlow.lastIndexOf('.', index - 1)) != -1) {
+            if ((pp = (String) hostpaths.get("*" + hostlow.substring(index, hostlow.length()))) != null) {
+                return ((pp.equals("*")) || (path.substring(1).matches(pp)));
+            }
+        }
+        
+        // try to match without wildcard in domain
+        return (((pp = (String) hostpaths.get(hostlow)) != null) &&
+                ((pp.equals("*")) || (path.substring(1).matches(pp))));
+    }
+    
+}