git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@1099 6c8d7289-2bf4-0310-a012-ef5d649a1542pull/1/head
orbiter
19 years ago
parent
5cd1e9cef4
commit
24dc0e0760
@ -0,0 +1,2 @@
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cd `dirname $0`/..
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java -classpath source:classes de.anomic.plasma.plasmaRankingCRFile -accumulate .
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@ -0,0 +1,2 @@
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cd `dirname $0`/..
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java -classpath source:classes de.anomic.plasma.plasmaRankingCRFile -recycle . 168
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@ -0,0 +1,560 @@
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// plasmaCRFile.java
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// -----------------------
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// part of YaCy
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// (C) by Michael Peter Christen; mc@anomic.de
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// first published on http://www.anomic.de
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// Frankfurt, Germany, 2005
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// Created 15.11.2005
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//
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// $LastChangedDate: 2005-10-22 15:28:04 +0200 (Sat, 22 Oct 2005) $
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// $LastChangedRevision: 968 $
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// $LastChangedBy: theli $
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// Using this software in any meaning (reading, learning, copying, compiling,
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// running) means that you agree that the Author(s) is (are) not responsible
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// for cost, loss of data or any harm that may be caused directly or indirectly
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// by usage of this softare or this documentation. The usage of this software
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// is on your own risk. The installation and usage (starting/running) of this
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// software may allow other people or application to access your computer and
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// any attached devices and is highly dependent on the configuration of the
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// software which must be done by the user of the software; the author(s) is
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// (are) also not responsible for proper configuration and usage of the
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// software, even if provoked by documentation provided together with
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// the software.
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//
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// Any changes to this file according to the GPL as documented in the file
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// gpl.txt aside this file in the shipment you received can be done to the
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// lines that follows this copyright notice here, but changes must not be
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// done inside the copyright notive above. A re-distribution must contain
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// the intact and unchanged copyright notice.
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// Contributions and changes to the program code must be marked as such.
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package de.anomic.plasma;
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import java.io.File;
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import java.io.BufferedReader;
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import java.io.InputStreamReader;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.util.HashMap;
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import java.util.TreeMap;
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import java.util.TreeSet;
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import java.util.Iterator;
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import java.util.Map;
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import java.util.ArrayList;
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import java.util.StringTokenizer;
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import java.util.zip.GZIPInputStream;
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import de.anomic.server.serverCodings;
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import de.anomic.server.serverFileUtils;
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import de.anomic.tools.bitfield;
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import de.anomic.server.logging.serverLog;
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public class plasmaRankingCRFile {
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private File file;
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private TreeMap entries;
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private Structure structure;
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private String name;
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private long created;
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private serverLog log;
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public plasmaRankingCRFile(File file) throws IOException {
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this.log = new serverLog("RANKING");
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this.file = file;
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this.structure = null;
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this.created = 0;
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this.name = "";
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this.entries = readCR(file);
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}
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public plasmaRankingCRFile(String name, String struct) {
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this.log = new serverLog("RANKING");
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this.file = null;
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this.structure = new Structure(struct);
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this.created = System.currentTimeMillis();
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this.name = name;
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this.entries = new TreeMap();
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}
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/*
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header.append("# Name=YaCy " + ((type.equals("crl")) ? "Local" : "Global") + " Citation Reference Ticket"); header.append((char) 13); header.append((char) 10);
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header.append("# Created=" + System.currentTimeMillis()); header.append((char) 13); header.append((char) 10);
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header.append("# Structure=<Referee-12>,'=',<UDate-3>,<VDate-3>,<LCount-2>,<GCount-2>,<ICount-2>,<DCount-2>,<TLength-3>,<WACount-3>,<WUCount-3>,<Flags-1>,'|',*<Anchor-" + ((type.equals("crl")) ? "6" : "12") + ">"); header.append((char) 13); header.append((char) 10);
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header.append("# ---"); header.append((char) 13); header.append((char) 10);
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*/
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private TreeMap readCR(File file) throws IOException {
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TreeMap entries = new TreeMap();
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BufferedReader br = null;
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int p;
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if (file.toString().endsWith(".gz")) {
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br = new BufferedReader(new InputStreamReader(new GZIPInputStream(new FileInputStream(file))));
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} else {
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br = new BufferedReader(new InputStreamReader(new FileInputStream(file)));
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}
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String line;
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String key;
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while ((line = br.readLine()) != null) {
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line = line.trim();
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if (line.length() == 0) continue;
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if (line.startsWith("#")) {
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if (line.startsWith("# Structure=")) {
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structure = new Structure(line.substring(12));
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}
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if (line.startsWith("# Name=")) {
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name = line.substring(7);
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}
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if (line.startsWith("# Created=")) {
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created = Long.parseLong(line.substring(10));
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}
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continue;
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}
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if ((p = line.indexOf('=')) > 0) {
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key = line.substring(0, p).trim();
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if (entries.containsKey(key)) {
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log.logInfo("read CRFile " + file.toString() + ", key " + key + ": double occurrence");
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} else {
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entries.put(key, line.substring(p + 1).trim());
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}
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}
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}
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br.close();
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return entries;
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}
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public void toFile(File out) throws IOException {
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// generate header
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StringBuffer sb = new StringBuffer(2000);
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sb.append("# Name=" + this.name); sb.append((char) 13); sb.append((char) 10);
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sb.append("# Created=" + this.created); sb.append((char) 13); sb.append((char) 10);
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sb.append("# Structure=" + this.structure.toString()); sb.append((char) 13); sb.append((char) 10);
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sb.append("# ---"); sb.append((char) 13); sb.append((char) 10);
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Iterator i = entries.entrySet().iterator();
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Map.Entry entry;
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String k,v;
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while (i.hasNext()) {
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entry = (Map.Entry) i.next();
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k = (String) entry.getKey();
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v = (String) entry.getValue();
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sb.append(k); sb.append('='); sb.append(v); sb.append((char) 13); sb.append((char) 10);
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}
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if (out.toString().endsWith(".gz")) {
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serverFileUtils.writeAndZip(sb.toString().getBytes(), out);
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} else {
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serverFileUtils.write(sb.toString().getBytes(), out);
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}
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}
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public void addEntry(String referee, String attrseq) {
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entries.put(referee, attrseq);
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}
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public void addEntry(Entry entry) {
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entries.put(entry.referee, entry.toString());
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}
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public Entry getEntry(String referee) {
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String struct = (String) entries.get(referee);
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if (struct == null) return null;
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return new Entry(referee, struct);
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}
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public Entry newEntry(String referee, HashMap props, TreeSet seq) {
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return new Entry(referee, props, seq);
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}
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public class Structure {
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protected String referee_name = null;
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protected int referee_len = -1;
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protected String[] prop_names = null;
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protected int[] prop_len = null, prop_pos = null;
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protected String seq_name = null;
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protected int seq_len = -1;
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// example:
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//# Structure=<Referee-12>,'=',<UDate-3>,<VDate-3>,<LCount-2>,<GCount-2>,<ICount-2>,<DCount-2>,<TLength-3>,<WACount-3>,<WUCount-3>,<Flags-1>,'|',*<Anchor-12>
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public Structure(String structure) {
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// parse a structure string
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// parse referee definition:
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int p = structure.indexOf(",'='");
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if (p < 0) return;
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String referee = structure.substring(0, p);
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structure = structure.substring(p + 5);
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Object[] a = atom(referee);
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if (a == null) return;
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referee_name = (String) a[0];
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referee_len = ((Integer) a[1]).intValue();
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// parse property part definition:
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p = structure.indexOf(",'|'");
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if (p < 0) return;
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ArrayList l = new ArrayList();
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String attr = structure.substring(0, p);
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String seqs = structure.substring(p + 5);
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StringTokenizer st = new StringTokenizer(attr, ",");
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while (st.hasMoreTokens()) {
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a = atom(st.nextToken());
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if (a == null) break;
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l.add(a);
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}
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prop_names = new String[l.size()];
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prop_len = new int[l.size()];
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prop_pos = new int[l.size()];
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p = 0;
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for (int i = 0; i < l.size(); i++) {
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a = (Object[]) l.get(i);
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prop_names[i] = (String) a[0];
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prop_len[i] = ((Integer) a[1]).intValue();
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prop_pos[i] = p;
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p += prop_len[i];
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}
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// parse sequence definition:
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a = atom(seqs);
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if (a == null) return;
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seq_name = (String) a[0];
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seq_len = ((Integer) a[1]).intValue();
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}
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private Object[] atom(String a) {
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if (a.startsWith("<")) {
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a = a.substring(1);
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} else if (a.startsWith("*<")) {
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a = a.substring(2);
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} else return null;
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if (a.endsWith(">")) {
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a = a.substring(0, a.length() - 1);
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} else return null;
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int p = a.indexOf('-');
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if (p < 0) return null;
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String name = a.substring(0, p);
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try {
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int x = Integer.parseInt(a.substring(p + 1));
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return new Object[]{name, new Integer(x)};
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} catch (NumberFormatException e) {
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return null;
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}
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}
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public String toString() {
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StringBuffer sb = new StringBuffer(70);
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sb.append('<'); sb.append(referee_name); sb.append('-'); sb.append(Integer.toString(referee_len)); sb.append(">,'=',");
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if (prop_names.length > 0) {
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for (int i = 0; i < prop_names.length; i++) {
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sb.append('<'); sb.append(prop_names[i]); sb.append('-'); sb.append(Integer.toString(prop_len[i])); sb.append(">,");
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}
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}
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sb.append("'|',");
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sb.append("*<"); sb.append(seq_name); sb.append('-'); sb.append(Integer.toString(seq_len)); sb.append('>');
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return sb.toString();
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}
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}
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public class Entry {
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String referee;
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HashMap props;
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TreeSet seq;
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public Entry(String referee, HashMap props, TreeSet seq) {
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this.referee = referee;
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this.props = props;
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this.seq = seq;
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}
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public Entry(String referee, String attrseq) {
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this.referee = referee;
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props = new HashMap();
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seq = new TreeSet();
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for (int i = 0; i < structure.prop_names.length; i++) {
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props.put(structure.prop_names[i], new Integer((int) serverCodings.enhancedCoder.decodeBase64Long(attrseq.substring(structure.prop_pos[i], structure.prop_pos[i] + structure.prop_len[i]))));
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}
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int p = attrseq.indexOf('|');
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attrseq = attrseq.substring(p + 1);
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for (int i = 0; i < attrseq.length(); i = i + structure.seq_len) {
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seq.add(attrseq.substring(i, i + structure.seq_len));
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}
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}
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public String toString() {
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// creates only the attribute field and the sequence, not the referee
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StringBuffer sb = new StringBuffer(70);
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Integer val;
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for (int i = 0; i < structure.prop_names.length; i++) {
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val = (Integer) props.get(structure.prop_names[i]);
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sb.append(serverCodings.enhancedCoder.encodeBase64LongSmart((val == null) ? 0 : val.intValue(), structure.prop_len[i]));
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}
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sb.append('|');
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Iterator q = seq.iterator();
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while (q.hasNext()) {
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sb.append((String) q.next());
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}
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return sb.toString();
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}
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}
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public static void transcode(File from_file, File to_file) throws IOException {
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plasmaRankingCRFile crp = new plasmaRankingCRFile(from_file);
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//crp.toFile(new File(args[1]));
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plasmaRankingCRFile cro = new plasmaRankingCRFile(crp.name + "/Transcoded from " + crp.file.getName(), crp.structure.toString());
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Iterator i = crp.entries.keySet().iterator();
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String key;
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plasmaRankingCRFile.Entry entry;
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while (i.hasNext()) {
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key = (String) i.next();
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entry = crp.getEntry(key);
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cro.addEntry(entry);
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}
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cro.toFile(to_file);
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}
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private static boolean accumulate_upd(File f, plasmaRankingCRFile acc) {
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// open file
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plasmaRankingCRFile source_cr = null;
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try {
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source_cr = new plasmaRankingCRFile(f);
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} catch (IOException e) {
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return false;
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}
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// put elements in accumulator file
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Iterator el = source_cr.entries.keySet().iterator();
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String key;
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plasmaRankingCRFile.Entry new_entry, acc_entry;
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int FUDate, FDDate, LUDate, UCount, PCount, ACount, VCount, Vita;
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bitfield acc_flags, new_flags;
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while (el.hasNext()) {
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key = (String) el.next();
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new_entry = source_cr.getEntry(key);
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new_flags = new bitfield(serverCodings.enhancedCoder.encodeBase64Long((long) ((Integer) new_entry.props.get("Flags")).intValue(), 1).getBytes());
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// enrich information with additional values
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if (acc.entries.containsKey(key)) {
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acc_entry = acc.getEntry(key);
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acc.entries.remove(key); // will be replaced later
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FUDate = ((Integer) acc_entry.props.get("FUDate")).intValue();
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FDDate = ((Integer) acc_entry.props.get("FDDate")).intValue();
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LUDate = ((Integer) acc_entry.props.get("LUDate")).intValue();
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UCount = ((Integer) acc_entry.props.get("UCount")).intValue();
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PCount = ((Integer) acc_entry.props.get("PCount")).intValue();
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ACount = ((Integer) acc_entry.props.get("ACount")).intValue();
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VCount = ((Integer) acc_entry.props.get("VCount")).intValue();
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Vita = ((Integer) acc_entry.props.get("Vita")).intValue();
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// update counters and dates
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acc_entry.seq = new_entry.seq; // need to be checked
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UCount++; // increase update counter
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PCount += (new_flags.get(1)) ? 1 : 0;
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ACount += (new_flags.get(2)) ? 1 : 0;
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VCount += (new_flags.get(3)) ? 1 : 0;
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// 'OR' the flags
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acc_flags = new bitfield(serverCodings.enhancedCoder.encodeBase64Long((long) ((Integer) acc_entry.props.get("Flags")).intValue(), 1).getBytes());
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for (int i = 0; i < 6; i++) {
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if (new_flags.get(i)) acc_flags.set(i, true);
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}
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acc_entry.props.put("Flags", new Integer((int) serverCodings.enhancedCoder.decodeBase64Long(new String(acc_flags.getBytes()))));
|
||||
} else {
|
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// initialize counters and dates
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acc_entry = acc.newEntry(key, new_entry.props, new_entry.seq);
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FUDate = plasmaWordIndex.microDateHoursInt(System.currentTimeMillis()); // first update date
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FDDate = plasmaWordIndex.microDateHoursInt(System.currentTimeMillis()); // very difficult to compute; this is only a quick-hack
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LUDate = ((Integer) new_entry.props.get("VDate")).intValue();
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UCount = 0;
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PCount = (new_flags.get(1)) ? 1 : 0;
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ACount = (new_flags.get(2)) ? 1 : 0;
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VCount = (new_flags.get(3)) ? 1 : 0;
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Vita = 0;
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}
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// make plausibility check?
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// insert into accumulator
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acc_entry.props.put("FUDate", new Integer(FUDate));
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acc_entry.props.put("FDDate", new Integer(FDDate));
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acc_entry.props.put("LUDate", new Integer(LUDate));
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acc_entry.props.put("UCount", new Integer(UCount));
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acc_entry.props.put("PCount", new Integer(PCount));
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acc_entry.props.put("ACount", new Integer(ACount));
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acc_entry.props.put("VCount", new Integer(VCount));
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acc_entry.props.put("Vita", new Integer(Vita));
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acc.addEntry(acc_entry);
|
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}
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return true;
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||||
}
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||||
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||||
public static void accumulate(File from_dir, File tmp_dir, File err_dir, File bkp_dir, File to_file) throws IOException {
|
||||
if (!(from_dir.isDirectory())) {
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||||
System.out.println("source path " + from_dir + " is not a directory.");
|
||||
return;
|
||||
}
|
||||
if (!(tmp_dir.isDirectory())) {
|
||||
System.out.println("temporary path " + tmp_dir + " is not a directory.");
|
||||
return;
|
||||
}
|
||||
if (!(err_dir.isDirectory())) {
|
||||
System.out.println("error path " + err_dir + " is not a directory.");
|
||||
return;
|
||||
}
|
||||
if (!(bkp_dir.isDirectory())) {
|
||||
System.out.println("back-up path " + bkp_dir + " is not a directory.");
|
||||
return;
|
||||
}
|
||||
|
||||
// open target file
|
||||
plasmaRankingCRFile acc = null;
|
||||
if (!(to_file.exists())) {
|
||||
acc = new plasmaRankingCRFile("Global Ranking Accumulator File",
|
||||
"<Referee-12>,'='," +
|
||||
"<UDate-3>,<VDate-3>,<LCount-2>,<GCount-2>,<ICount-2>,<DCount-2>,<TLength-3>,<WACount-3>,<WUCount-3>,<Flags-1>," +
|
||||
"<FUDate-3>,<FDDate-3>,<LUDate-3>,<UCount-2>,<PCount-2>,<ACount-2>,<VCount-2>,<Vita-2>," +
|
||||
"'|',*<Anchor-12>");
|
||||
acc.toFile(to_file);
|
||||
}
|
||||
acc = new plasmaRankingCRFile(to_file);
|
||||
|
||||
// collect source files
|
||||
plasmaRankingCRFile source_cr = null;
|
||||
File source_file = null;
|
||||
String[] files = from_dir.list();
|
||||
for (int i = 0; i < files.length; i++) {
|
||||
// open file
|
||||
source_file = new File(from_dir, files[i]);
|
||||
if (accumulate_upd(source_file, acc)) {
|
||||
// move cr file to temporary folder
|
||||
source_file.renameTo(new File(tmp_dir, files[i]));
|
||||
} else {
|
||||
// error case: the cr-file is not valid; move to error path
|
||||
source_file.renameTo(new File(err_dir, files[i]));
|
||||
}
|
||||
}
|
||||
|
||||
// save accumulator to temporary file
|
||||
File tmp_file;
|
||||
if (to_file.toString().endsWith(".gz")) {
|
||||
tmp_file = new File(to_file.toString() + "." + (System.currentTimeMillis() % 1000) + ".tmp.gz");
|
||||
} else {
|
||||
tmp_file = new File(to_file.toString() + "." + (System.currentTimeMillis() % 1000) + ".tmp");
|
||||
}
|
||||
try {
|
||||
acc.toFile(tmp_file);
|
||||
// since this was successful, we remove the old file and move the new file to it
|
||||
to_file.delete();
|
||||
tmp_file.renameTo(to_file);
|
||||
serverFileUtils.moveAll(tmp_dir, bkp_dir);
|
||||
} catch (IOException e) {
|
||||
// move previously processed files back
|
||||
serverFileUtils.moveAll(tmp_dir, from_dir);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
public static long crFileCreated(File f) throws IOException {
|
||||
return (new plasmaRankingCRFile(f)).created;
|
||||
}
|
||||
|
||||
public static void main(String[] args) {
|
||||
// java -classpath source de.anomic.plasma.plasmaRankingCRFile -transcode DATA/RANKING/GLOBAL/CRG-test-unsorted-original.cr DATA/RANKING/GLOBAL/CRG-test-generated.cr
|
||||
try {
|
||||
if ((args.length == 3) && (args[0].equals("-transcode"))) {
|
||||
transcode(new File(args[1]), new File(args[2]));
|
||||
}
|
||||
if ((args.length == 5) && (args[0].equals("-accumulate"))) {
|
||||
accumulate(new File(args[1]), new File(args[2]), new File(args[3]), new File(args[4]), new File(args[5]));
|
||||
}
|
||||
if ((args.length == 2) && (args[0].equals("-accumulate"))) {
|
||||
File root_path = new File(args[1]);
|
||||
File from_dir = new File(root_path, "DATA/RANKING/GLOBAL/014_othercr");
|
||||
File tmp_dir = new File(root_path, "DATA/RANKING/GLOBAL/016_tmp");
|
||||
File err_dir = new File(root_path, "DATA/RANKING/GLOBAL/017_err");
|
||||
File acc_dir = new File(root_path, "DATA/RANKING/GLOBAL/018_acc");
|
||||
File to_file = new File(root_path, "DATA/RANKING/GLOBAL/020_accumulator/CRG-a-acc.cr.gz");
|
||||
if (!(tmp_dir.exists())) tmp_dir.mkdirs();
|
||||
if (!(err_dir.exists())) err_dir.mkdirs();
|
||||
if (!(acc_dir.exists())) acc_dir.mkdirs();
|
||||
if (!(to_file.getParentFile().exists())) to_file.getParentFile().mkdirs();
|
||||
accumulate(from_dir, tmp_dir, err_dir, acc_dir, to_file);
|
||||
}
|
||||
if ((args.length == 3) && (args[0].equals("-recycle"))) {
|
||||
File root_path = new File(args[1]);
|
||||
int max_age_hours = Integer.parseInt(args[2]);
|
||||
File own_dir = new File(root_path, "DATA/RANKING/GLOBAL/010_owncr");
|
||||
File acc_dir = new File(root_path, "DATA/RANKING/GLOBAL/018_acc");
|
||||
File bkp_dir = new File(root_path, "DATA/RANKING/GLOBAL/019_bkp");
|
||||
if (!(own_dir.exists())) return;
|
||||
if (!(acc_dir.exists())) return;
|
||||
if (!(bkp_dir.exists())) bkp_dir.mkdirs();
|
||||
String[] list = acc_dir.list();
|
||||
long d;
|
||||
File f;
|
||||
for (int i = 0; i < list.length; i++) {
|
||||
f = new File(acc_dir, list[i]);
|
||||
try {
|
||||
d = (System.currentTimeMillis() - crFileCreated(f)) / 3600000;
|
||||
if (d > max_age_hours) {
|
||||
// file is considered to be too old, it is not recycled
|
||||
System.out.println("file " + f.getName() + " is old (" + d + " hours) and not recycled, only moved to backup");
|
||||
f.renameTo(new File(bkp_dir, list[i]));
|
||||
} else {
|
||||
// file is fresh, it is duplicated and moved to be transferred to other peers again
|
||||
System.out.println("file " + f.getName() + " is fresh (" + d + " hours old), recycled and moved to backup");
|
||||
serverFileUtils.copy(f, new File(own_dir, list[i]));
|
||||
f.renameTo(new File(bkp_dir, list[i]));
|
||||
}
|
||||
} catch (IOException e) {
|
||||
// there is something wrong with this file; delete it
|
||||
System.out.println("file " + f.getName() + " is corrupted and deleted");
|
||||
f.delete();
|
||||
}
|
||||
}
|
||||
}
|
||||
} catch (IOException e) {
|
||||
e.printStackTrace();
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
Class-A File format:
|
||||
|
||||
UDate : latest update timestamp of the URL (as virtual date, hours since epoch)
|
||||
VDate : last visit timestamp of the URL (as virtual date, hours since epoch)
|
||||
LCount : count of links to local resources
|
||||
GCount : count of links to global resources
|
||||
ICount : count of links to images (in document)
|
||||
DCount : count of links to other documents
|
||||
TLength: length of the plain text content (bytes)
|
||||
WACount: total number of all words in content
|
||||
WUCount: number of unique words in content (removed doubles)
|
||||
Flags : Flags (0=update, 1=popularity, 2=attention, 3=vote)
|
||||
|
||||
Class-a File format is an extension of Class-A plus the following attributes
|
||||
FUDate : first update timestamp of the URL
|
||||
FDDate : first update timestamp of the domain
|
||||
LUDate : latest update timestamp of the URL
|
||||
UCount : Update Counter (of 'latest update timestamp')
|
||||
PCount : Popularity Counter (proxy clicks)
|
||||
ACount : Attention Counter (search result clicks)
|
||||
VCount : Votes
|
||||
Vita : Vitality (normed number of updates per time)
|
||||
*/
|
||||
}
|
||||
Loading…
Reference in new issue