You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
242 lines
9.9 KiB
242 lines
9.9 KiB
// plasmaCrawlProfile.java
|
|
// ------------------------
|
|
// part of YaCy
|
|
// (C) by Michael Peter Christen; mc@anomic.de
|
|
// first published on http://www.anomic.de
|
|
// Frankfurt, Germany, 2004
|
|
// last major change: 25.02.2004
|
|
//
|
|
// 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.io.*;
|
|
import java.util.*;
|
|
import de.anomic.kelondro.*;
|
|
import de.anomic.server.*;
|
|
|
|
public class plasmaCrawlProfile {
|
|
|
|
private kelondroMap profileTable;
|
|
|
|
public plasmaCrawlProfile(File profileTableFile) throws IOException {
|
|
if (profileTableFile.exists()) {
|
|
profileTable = new kelondroMap(new kelondroDyn(profileTableFile, 32000));
|
|
} else {
|
|
profileTableFile.getParentFile().mkdirs();
|
|
profileTable = new kelondroMap(new kelondroDyn(profileTableFile, 32000, plasmaURL.urlCrawlProfileHandleLength, 2000));
|
|
}
|
|
}
|
|
|
|
public void close() {
|
|
try {
|
|
profileTable.close();
|
|
} catch (IOException e) {}
|
|
}
|
|
|
|
public int size() {
|
|
return profileTable.size();
|
|
}
|
|
|
|
public Iterator profiles(boolean up) {
|
|
// enumerates profile entries
|
|
try {
|
|
return new profileIterator(up);
|
|
} catch (IOException e) {
|
|
return new HashSet().iterator();
|
|
}
|
|
}
|
|
|
|
public class profileIterator implements Iterator {
|
|
// the iterator iterates all keys, which are byte[] objects
|
|
kelondroDyn.dynKeyIterator handleIterator;
|
|
entry next;
|
|
public profileIterator(boolean up) throws IOException {
|
|
handleIterator = profileTable.keys(up, false);
|
|
next = null;
|
|
}
|
|
public boolean hasNext() {
|
|
return handleIterator.hasNext();
|
|
}
|
|
public Object next() {
|
|
next = getEntry((String) handleIterator.next());
|
|
return next;
|
|
}
|
|
public void remove() {
|
|
removeEntry(next.handle());
|
|
}
|
|
}
|
|
|
|
public void removeEntry(String handle) {
|
|
try {
|
|
profileTable.remove(handle);
|
|
} catch (IOException e) {}
|
|
}
|
|
|
|
public entry newEntry(String name, String startURL, String generalFilter, String specificFilter,
|
|
int generalDepth, int specificDepth,
|
|
boolean crawlingQ,
|
|
boolean storeHTCache, boolean storeTXCache,
|
|
boolean localIndexing, boolean remoteIndexing,
|
|
boolean xsstopw, boolean xdstopw, boolean xpstopw) throws IOException {
|
|
entry ne = new entry(name, startURL, generalFilter, specificFilter,
|
|
generalDepth, specificDepth,
|
|
crawlingQ, storeHTCache, storeTXCache, localIndexing, remoteIndexing,
|
|
xsstopw, xdstopw, xpstopw);
|
|
profileTable.set(ne.handle(), ne.map());
|
|
return ne;
|
|
}
|
|
|
|
public entry getEntry(String handle) {
|
|
try {
|
|
Map m = profileTable.get(handle);
|
|
if (m == null) return null;
|
|
return new entry(m);
|
|
} catch (IOException e) {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
|
|
|
|
public class entry {
|
|
// this is a simple record structure that hold all properties of a single crawl start
|
|
|
|
private Map mem;
|
|
public entry(String name, String startURL, String generalFilter, String specificFilter,
|
|
int generalDepth, int specificDepth,
|
|
boolean crawlingQ,
|
|
boolean storeHTCache, boolean storeTXCache,
|
|
boolean localIndexing, boolean remoteIndexing,
|
|
boolean xsstopw, boolean xdstopw, boolean xpstopw) {
|
|
String handle = serverCodings.encodeMD5B64("" + System.currentTimeMillis(), true).substring(0, plasmaURL.urlCrawlProfileHandleLength);
|
|
mem = new HashMap();
|
|
mem.put("handle", handle);
|
|
mem.put("name", name);
|
|
mem.put("startURL", startURL);
|
|
mem.put("generalFilter", generalFilter);
|
|
mem.put("specificFilter", specificFilter);
|
|
mem.put("generalDepth", "" + generalDepth);
|
|
mem.put("specificDepth", "" + specificDepth);
|
|
mem.put("crawlingQ", (crawlingQ) ? "true" : "false"); // crawling of urls with '?'
|
|
mem.put("storeHTCache", (storeHTCache) ? "true" : "false");
|
|
mem.put("storeTXCache", (storeTXCache) ? "true" : "false");
|
|
mem.put("localIndexing", (localIndexing) ? "true" : "false");
|
|
mem.put("remoteIndexing", (remoteIndexing) ? "true" : "false");
|
|
mem.put("xsstopw", (xsstopw) ? "true" : "false"); // exclude static stop-words
|
|
mem.put("xdstopw", (xdstopw) ? "true" : "false"); // exclude dynamic stop-word
|
|
mem.put("xpstopw", (xpstopw) ? "true" : "false"); // exclude parent stop-words
|
|
}
|
|
public entry(Map mem) {
|
|
this.mem = mem;
|
|
}
|
|
|
|
public Map map() {
|
|
return mem;
|
|
}
|
|
public String handle() {
|
|
String r = (String) mem.get("handle");
|
|
if (r == null) return null; else return r;
|
|
}
|
|
public String name() {
|
|
String r = (String) mem.get("name");
|
|
if (r == null) return ""; else return r;
|
|
}
|
|
public String startURL() {
|
|
String r = (String) mem.get("startURL");
|
|
if (r == null) return null; else return r;
|
|
}
|
|
public String generalFilter() {
|
|
String r = (String) mem.get("generalFilter");
|
|
if (r == null) return ".*"; else return r;
|
|
}
|
|
public String specificFilter() {
|
|
String r = (String) mem.get("specificFilter");
|
|
if (r == null) return ".*"; else return r;
|
|
}
|
|
public int generalDepth() {
|
|
String r = (String) mem.get("generalDepth");
|
|
if (r == null) return 0; else try {
|
|
return Integer.parseInt(r);
|
|
} catch (NumberFormatException e) {
|
|
return 0;
|
|
}
|
|
}
|
|
public int specificDepth() {
|
|
String r = (String) mem.get("specificDepth");
|
|
if (r == null) return 0; else try {
|
|
return Integer.parseInt(r);
|
|
} catch (NumberFormatException e) {
|
|
return 0;
|
|
}
|
|
}
|
|
public boolean crawlingQ() {
|
|
String r = (String) mem.get("crawlingQ");
|
|
if (r == null) return false; else return (r.equals("true"));
|
|
}
|
|
public boolean storeHTCache() {
|
|
String r = (String) mem.get("storeHTCache");
|
|
if (r == null) return false; else return (r.equals("true"));
|
|
}
|
|
public boolean storeTXCache() {
|
|
String r = (String) mem.get("storeTXCache");
|
|
if (r == null) return false; else return (r.equals("true"));
|
|
}
|
|
public boolean localIndexing() {
|
|
String r = (String) mem.get("localIndexing");
|
|
if (r == null) return false; else return (r.equals("true"));
|
|
}
|
|
public boolean remoteIndexing() {
|
|
String r = (String) mem.get("remoteIndexing");
|
|
if (r == null) return false; else return (r.equals("true"));
|
|
}
|
|
public boolean excludeStaticStopwords() {
|
|
String r = (String) mem.get("xsstopw");
|
|
if (r == null) return false; else return (r.equals("true"));
|
|
}
|
|
public boolean excludeDynamicStopwords() {
|
|
String r = (String) mem.get("xdstopw");
|
|
if (r == null) return false; else return (r.equals("true"));
|
|
}
|
|
public boolean excludeParentStopwords() {
|
|
String r = (String) mem.get("xpstopw");
|
|
if (r == null) return false; else return (r.equals("true"));
|
|
}
|
|
public void changeEntry(String propName, String newValue) throws IOException {
|
|
mem.put(propName, newValue);
|
|
profileTable.set(handle(), mem);
|
|
}
|
|
}
|
|
}
|