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*) adding missing classes

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git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@2398 6c8d7289-2bf4-0310-a012-ef5d649a1542
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theli 2006-08-12 14:41:26 +00:00
parent eee44be602
commit 95a84ae469
4 changed files with 410 additions and 0 deletions
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126
source/de/anomic/plasma/parser/sevenZip/sevenZipParser.java Normal file
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//gzipParser.java
//------------------------
//part of YaCy
//(C) by Michael Peter Christen; mc@anomic.de
//first published on http://www.anomic.de
//Frankfurt, Germany, 2005
//
//this file is contributed by Martin Thelian
//last major change: 24.04.2005
//
//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.parser.sevenZip;
import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.net.URL;
import java.util.Hashtable;
import LZMA.LzmaInputStream;
import de.anomic.plasma.plasmaParser;
import de.anomic.plasma.plasmaParserDocument;
import de.anomic.plasma.parser.AbstractParser;
import de.anomic.plasma.parser.Parser;
import de.anomic.plasma.parser.ParserException;
public class sevenZipParser extends AbstractParser implements Parser {
/**
* a list of mime types that are supported by this parser class
* @see #getSupportedMimeTypes()
*/
public static final Hashtable SUPPORTED_MIME_TYPES = new Hashtable();
static {
SUPPORTED_MIME_TYPES.put("application/x-7z-compressed","7z,t7z");
}
/**
* a list of library names that are needed by this parser
* @see Parser#getLibxDependences()
*/
private static final String[] LIBX_DEPENDENCIES = new String[] {"JLzma.jar"};
public sevenZipParser() {
super(LIBX_DEPENDENCIES);
parserName = "7-Zip Compressed Archive Parser";
}
public Hashtable getSupportedMimeTypes() {
return SUPPORTED_MIME_TYPES;
}
public plasmaParserDocument parse(URL location, String mimeType, InputStream source) throws ParserException {
File tempFile = null;
try {
int read = 0;
byte[] data = new byte[1024];
LzmaInputStream zippedContent = new LzmaInputStream(source);
tempFile = File.createTempFile("sevenzip","tmp");
tempFile.deleteOnExit();
// creating a temp file to store the uncompressed data
FileOutputStream out = new FileOutputStream(tempFile);
// reading gzip file and store it uncompressed
while((read = zippedContent.read(data, 0, 1024)) != -1) {
out.write(data, 0, read);
}
zippedContent.close();
out.close();
// creating a new parser class to parse the unzipped content
plasmaParser theParser = new plasmaParser();
return theParser.parseSource(location,null,tempFile);
} catch (Exception e) {
throw new ParserException("Unable to parse the 7Zip content. " + e.getMessage());
} catch (Error e) {
e.printStackTrace();
throw new ParserException("Unable to parse the 7Zip content. " + e.getMessage());
} finally {
if (tempFile != null) tempFile.delete();
}
}
public void reset() {
// Nothing todo here at the moment
}
}

157
source/de/anomic/plasma/urlPattern/abstractURLPattern.java Normal file
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package de.anomic.plasma.urlPattern;
import java.io.File;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Set;
import de.anomic.kelondro.kelondroMSetTools;
import de.anomic.net.URL;
public abstract class abstractURLPattern implements plasmaURLPattern {
protected static final HashSet BLACKLIST_TYPES = new HashSet(Arrays.asList(new String[]{
plasmaURLPattern.BLACKLIST_CRAWLER,
plasmaURLPattern.BLACKLIST_PROXY,
plasmaURLPattern.BLACKLIST_DHT,
plasmaURLPattern.BLACKLIST_SEARCH
}));
protected File blacklistRootPath = null;
protected HashMap cachedUrlHashs = null;
protected HashMap hostpaths = null; // key=host, value=path; mapped url is http://host/path; path does not start with '/' here
public abstractURLPattern(File rootPath) {
this.setRootPath(rootPath);
this.blacklistRootPath = rootPath;
// prepare the data structure
this.hostpaths = new HashMap();
this.cachedUrlHashs = new HashMap();
Iterator iter = BLACKLIST_TYPES.iterator();
while (iter.hasNext()) {
String blacklistType = (String) iter.next();
this.hostpaths.put(blacklistType, new HashMap());
this.cachedUrlHashs.put(blacklistType, Collections.synchronizedSet(new HashSet()));
}
}
public void setRootPath(File rootPath) {
if (rootPath == null)
throw new NullPointerException("The blacklist root path must not be null.");
if (!rootPath.isDirectory())
throw new IllegalArgumentException("The blacklist root path is not a directory.");
if (!rootPath.canRead())
throw new IllegalArgumentException("The blacklist root path is not readable.");
this.blacklistRootPath = rootPath;
}
protected HashMap geBlacklistMap(String blacklistType) {
if (blacklistType == null) throw new IllegalArgumentException();
if (!BLACKLIST_TYPES.contains(blacklistType)) throw new IllegalArgumentException("Unknown backlist type.");
return (HashMap) this.hostpaths.get(blacklistType);
}
protected Set getCacheUrlHashsSet(String blacklistType) {
if (blacklistType == null) throw new IllegalArgumentException();
if (!BLACKLIST_TYPES.contains(blacklistType)) throw new IllegalArgumentException("Unknown backlist type.");
return (Set) this.cachedUrlHashs.get(blacklistType);
}
public void clear() {
Iterator iter = this.hostpaths.keySet().iterator();
while (iter.hasNext()) {
HashMap blacklistMap = (HashMap) this.hostpaths.get(iter.next());
blacklistMap.clear();
}
}
public int size() {
int size = 0;
Iterator iter = this.hostpaths.keySet().iterator();
while (iter.hasNext()) {
HashMap blacklistMap = (HashMap) this.hostpaths.get(iter.next());
size += blacklistMap.size();
}
return size;
}
public void loadList(String[][] filenames, String sep) {
for (int j = 0; j < filenames.length; j++) {
String[] nextFile = filenames[j];
String blacklistType = nextFile[0];
String fileName = nextFile[1];
this.loadList(blacklistType, fileName, sep);
}
}
public void loadList(String blacklistType, String filenames, String sep) {
HashMap blacklistMap = geBlacklistMap(blacklistType);
String[] filenamesarray = filenames.split(",");
if( filenamesarray.length > 0) {
for (int i = 0; i < filenamesarray.length; i++) {
blacklistMap.putAll(kelondroMSetTools.loadMap(new File(this.blacklistRootPath, filenamesarray[i]).toString(), sep));
}
}
}
public void remove(String blacklistType, String host) {
HashMap blacklistMap = geBlacklistMap(blacklistType);
blacklistMap.remove(host);
}
public void add(String blacklistType, String host, String path) {
if (host == null) throw new NullPointerException();
if (path == null) throw new NullPointerException();
if (path.length() > 0 && path.charAt(0) == '/') path = path.substring(1);
HashMap blacklistMap = geBlacklistMap(blacklistType);
blacklistMap.put(host.toLowerCase(), path);
}
public int blacklistCacheSize() {
int size = 0;
Iterator iter = this.cachedUrlHashs.keySet().iterator();
while (iter.hasNext()) {
Set blacklistMap = (Set) this.cachedUrlHashs.get(iter.next());
size += blacklistMap.size();
}
return size;
}
public boolean hashInBlacklistedCache(String blacklistType, String urlHash) {
Set urlHashCache = getCacheUrlHashsSet(blacklistType);
return urlHashCache.contains(urlHash);
}
public boolean isListed(String blacklistType, String urlHash, URL url) {
Set urlHashCache = getCacheUrlHashsSet(blacklistType);
if (!urlHashCache.contains(urlHash)) {
boolean temp = isListed(blacklistType, url.getHost().toLowerCase(), url.getFile());
if (temp) {
urlHashCache.add(urlHash);
}
return temp;
}
return true;
}
public boolean isListed(String blacklistType, URL url) {
return isListed(blacklistType, url.getHost().toLowerCase(), url.getFile());
}
}

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source/de/anomic/plasma/urlPattern/defaultURLPattern.java Normal file
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// 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.urlPattern;
import java.io.File;
import java.util.HashMap;
public class defaultURLPattern extends abstractURLPattern implements plasmaURLPattern {
public defaultURLPattern(File rootPath) {
super(rootPath);
}
public String getEngineInfo() {
return "Default YaCy Blacklist Engine";
}
public boolean isListed(String blacklistType, String hostlow, String path) {
if (hostlow == null) throw new NullPointerException();
if (path == null) throw new NullPointerException();
// getting the proper blacklist
HashMap blacklistMap = super.geBlacklistMap(blacklistType);
if (path.length() > 0 && path.charAt(0) == '/') path = path.substring(1);
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) blacklistMap.get(hostlow.substring(0, index + 1) + "*")) != null) {
return ((pp.equals("*")) || (path.matches(pp)));
}
}
index = hostlow.length();
while ((index = hostlow.lastIndexOf('.', index - 1)) != -1) {
if ((pp = (String) blacklistMap.get("*" + hostlow.substring(index, hostlow.length()))) != null) {
return ((pp.equals("*")) || (path.matches(pp)));
}
}
// try to match without wildcard in domain
return (((pp = (String) blacklistMap.get(hostlow)) != null) &&
((pp.equals("*")) || (path.matches(pp))));
}
}

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source/de/anomic/plasma/urlPattern/plasmaURLPattern.java Normal file
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package de.anomic.plasma.urlPattern;
import java.io.File;
import de.anomic.net.URL;
public interface plasmaURLPattern {
public static final String BLACKLIST_DHT = "dht";
public static final String BLACKLIST_CRAWLER = "crawler";
public static final String BLACKLIST_PROXY = "proxy";
public static final String BLACKLIST_SEARCH = "search";
public String getEngineInfo();
public void setRootPath(File rootPath);
public int blacklistCacheSize();
public int size();
public void clear();
public void remove(String blacklistType, String host);
public void add(String blacklistType, String host, String path);
public void loadList(String blacklistType, String filenames, String sep);
public void loadList(String[][] filenames, String sep);
public boolean hashInBlacklistedCache(String blacklistType, String urlHash);
public boolean isListed(String blacklistType, String urlHash, URL url);
public boolean isListed(String blacklistType, URL url);
public boolean isListed(String blacklistType, String hostlow, String path);
}