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yacy_search_server/source/net/yacy/document/Condenser.java

757 lines
32 KiB

// plasmaCondenser.java
// -----------------------
// part of YaCy
// (C) by Michael Peter Christen; mc@yacy.net
// first published on http://www.anomic.de
// Frankfurt, Germany, 2004
// last change: 09.01.2004
//
// 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
// compile with javac -sourcepath source source/de/anomic/plasma/plasmaCondenser.java
// execute with java -cp source de.anomic.plasma.plasmaCondenser
package net.yacy.document;
import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Locale;
import java.util.Map;
import java.util.Properties;
import java.util.TreeMap;
import java.util.TreeSet;
import net.yacy.cora.document.MultiProtocolURI;
import net.yacy.document.language.Identificator;
import net.yacy.document.parser.html.ContentScraper;
import net.yacy.document.parser.html.ImageEntry;
import net.yacy.kelondro.data.word.Word;
import net.yacy.kelondro.data.word.WordReferenceRow;
import net.yacy.kelondro.logging.Log;
import net.yacy.kelondro.order.Base64Order;
import net.yacy.kelondro.order.Bitfield;
import net.yacy.kelondro.util.SetTools;
public final class Condenser {
// this is the page analysis class
public final static boolean pseudostemming = false; // switch for removal of words that appear in shortened form
public final static int wordminsize = 2;
public final static int wordcut = 2;
// category flags that show how the page can be distinguished in different interest groups
public static final int flag_cat_indexof = 0; // a directory listing page (i.e. containing 'index of')
public static final int flag_cat_opencontent = 1; // open source, any free stuff
public static final int flag_cat_business = 2; // web shops, marketing, trade
public static final int flag_cat_stockfinance = 3; // stock exchange (quotes), finance, economy
public static final int flag_cat_health = 4; // health
public static final int flag_cat_sport = 5; // any sport, cars etc.
public static final int flag_cat_lifestyle = 6; // travel, lifestyle
public static final int flag_cat_politics = 7; // politics
public static final int flag_cat_news = 8; // blogs, news pages
public static final int flag_cat_children = 9; // toys, childrens education, help for parents
public static final int flag_cat_entertainment = 10; // boulevard, entertainment, cultural content
public static final int flag_cat_knowledge = 11; // science, school stuff, help for homework
public static final int flag_cat_computer = 12; // any computer related stuff, networks, operation systems
public static final int flag_cat_p2p = 13; // p2p support, file-sharing archives etc.
public static final int flag_cat_sex = 14; // sexual content
public static final int flag_cat_spam = 15; // pages that anybody would consider as not interesting
public static final int flag_cat_linux = 16; // pages about linux software
public static final int flag_cat_macos = 17; // pages about macintosh, apple computers and the mac os
public static final int flag_cat_windows = 18; // pages about windows os and software
public static final int flag_cat_osreserve = 19; // reserve
public static final int flag_cat_hasimage = 20; // the page refers to (at least one) images
public static final int flag_cat_hasaudio = 21; // the page refers to (at least one) audio file
public static final int flag_cat_hasvideo = 22; // the page refers to (at least one) videos
public static final int flag_cat_hasapp = 23; // the page refers to (at least one) application file
private final static int numlength = 5;
//private Properties analysis;
private Map<String, Word> words; // a string (the words) to (indexWord) - relation
//public int RESULT_NUMB_TEXT_BYTES = -1;
public int RESULT_NUMB_WORDS = -1;
public int RESULT_DIFF_WORDS = -1;
public int RESULT_NUMB_SENTENCES = -1;
public int RESULT_DIFF_SENTENCES = -1;
public Bitfield RESULT_FLAGS = new Bitfield(4);
Identificator languageIdentificator;
public Condenser(
final Document document,
final boolean indexText,
final boolean indexMedia
) throws UnsupportedEncodingException {
// if addMedia == true, then all the media links are also parsed and added to the words
// added media words are flagged with the appropriate media flag
this.words = new HashMap<String, Word>();
this.RESULT_FLAGS = new Bitfield(4);
// construct flag set for document
if (!document.getImages().isEmpty()) RESULT_FLAGS.set(flag_cat_hasimage, true);
if (!document.getAudiolinks().isEmpty()) RESULT_FLAGS.set(flag_cat_hasaudio, true);
if (!document.getVideolinks().isEmpty()) RESULT_FLAGS.set(flag_cat_hasvideo, true);
if (!document.getApplinks().isEmpty()) RESULT_FLAGS.set(flag_cat_hasapp, true);
this.languageIdentificator = new Identificator();
Map.Entry<MultiProtocolURI, String> entry;
if (indexText) {
createCondensement(document.getText());
// the phrase counter:
// phrase 0 are words taken from the URL
// phrase 1 is the MainTitle
// phrase 2 is <not used>
// phrase 3 is the Document Abstract
// phrase 4 is the Document Author
// phrase 5 is the Document Publisher
// phrase 6 are the tags specified in document
// phrase 10 and above are the section headlines/titles (88 possible)
// phrase 98 is taken from the embedded anchor/hyperlinks description (REMOVED!)
// phrase 99 is taken from the media Link url and anchor description
// phrase 100 and above are lines from the text
insertTextToWords(document.dc_title(), 1, WordReferenceRow.flag_app_dc_title, RESULT_FLAGS, true);
insertTextToWords(document.dc_description(), 3, WordReferenceRow.flag_app_dc_description, RESULT_FLAGS, true);
insertTextToWords(document.dc_creator(), 4, WordReferenceRow.flag_app_dc_creator, RESULT_FLAGS, true);
insertTextToWords(document.dc_publisher(), 5, WordReferenceRow.flag_app_dc_creator, RESULT_FLAGS, true);
insertTextToWords(document.dc_subject(' '), 6, WordReferenceRow.flag_app_dc_description, RESULT_FLAGS, true);
// missing: tags!
final String[] titles = document.getSectionTitles();
for (int i = 0; i < titles.length; i++) {
insertTextToWords(titles[i], i + 10, WordReferenceRow.flag_app_emphasized, RESULT_FLAGS, true);
}
// anchors: for text indexing we add only the anchor description
// REMOVED! Reason:
// words from the anchor description should appear as normal text in the output from the parser
// to flag these words as appearance in dc_description would confuse, since the user expects such word as titles of
// pages that are shown in the search result. The words from the URLS should also not appear as part of the index, because they
// are not visible in the text and could be used to crate fake-content
/*
final Iterator<Map.Entry<yacyURL, String>> i = document.getAnchors().entrySet().iterator();
while (i.hasNext()) {
entry = i.next();
if ((entry == null) || (entry.getKey() == null)) continue;
insertTextToWords(entry.getValue(), 98, indexRWIEntry.flag_app_dc_description, RESULT_FLAGS, true);
}
*/
} else {
this.RESULT_NUMB_WORDS = 0;
this.RESULT_DIFF_WORDS = 0;
this.RESULT_NUMB_SENTENCES = 0;
this.RESULT_DIFF_SENTENCES = 0;
}
// add the URL components to the word list
insertTextToWords(document.dc_source().toNormalform(false, true), 0, WordReferenceRow.flag_app_dc_identifier, RESULT_FLAGS, false);
if (indexMedia) {
// add anchor descriptions: here, we also add the url components
// audio
Iterator<Map.Entry<MultiProtocolURI, String>> i = document.getAudiolinks().entrySet().iterator();
while (i.hasNext()) {
entry = i.next();
insertTextToWords(entry.getKey().toNormalform(false, false), 99, flag_cat_hasaudio, RESULT_FLAGS, false);
insertTextToWords(entry.getValue(), 99, flag_cat_hasaudio, RESULT_FLAGS, true);
}
// video
i = document.getVideolinks().entrySet().iterator();
while (i.hasNext()) {
entry = i.next();
insertTextToWords(entry.getKey().toNormalform(false, false), 99, flag_cat_hasvideo, RESULT_FLAGS, false);
insertTextToWords(entry.getValue(), 99, flag_cat_hasvideo, RESULT_FLAGS, true);
}
// applications
i = document.getApplinks().entrySet().iterator();
while (i.hasNext()) {
entry = i.next();
insertTextToWords(entry.getKey().toNormalform(false, false), 99, flag_cat_hasapp, RESULT_FLAGS, false);
insertTextToWords(entry.getValue(), 99, flag_cat_hasapp, RESULT_FLAGS, true);
}
// images
final Iterator<ImageEntry> j = document.getImages().values().iterator();
ImageEntry ientry;
while (j.hasNext()) {
ientry = j.next();
insertTextToWords(ientry.url().toNormalform(false, false), 99, flag_cat_hasimage, RESULT_FLAGS, false);
insertTextToWords(ientry.alt(), 99, flag_cat_hasimage, RESULT_FLAGS, true);
}
// finally check all words for missing flag entry
final Iterator<Map.Entry<String, Word>> k = words.entrySet().iterator();
Word wprop;
Map.Entry<String, Word> we;
while (k.hasNext()) {
we = k.next();
wprop = we.getValue();
if (wprop.flags == null) {
wprop.flags = RESULT_FLAGS.clone();
words.put(we.getKey(), wprop);
}
}
}
}
private void insertTextToWords(final String text, final int phrase, final int flagpos, final Bitfield flagstemplate, boolean useForLanguageIdentification) {
String word;
Word wprop;
sievedWordsEnum wordenum;
try {
wordenum = new sievedWordsEnum(new ByteArrayInputStream(text.getBytes("UTF-8")));
} catch (final UnsupportedEncodingException e) {
return;
}
int pip = 0;
while (wordenum.hasMoreElements()) {
word = (wordenum.nextElement().toString()).toLowerCase(Locale.ENGLISH);
if (useForLanguageIdentification) languageIdentificator.add(word);
if (word.length() < 2) continue;
wprop = words.get(word);
if (wprop == null) wprop = new Word(0, pip, phrase);
if (wprop.flags == null) wprop.flags = flagstemplate.clone();
wprop.flags.set(flagpos, true);
words.put(word, wprop);
pip++;
this.RESULT_NUMB_WORDS++;
this.RESULT_DIFF_WORDS++;
}
}
public Condenser(final InputStream text) throws UnsupportedEncodingException {
this.languageIdentificator = null; // we don't need that here
// analysis = new Properties();
words = new TreeMap<String, Word>();
createCondensement(text);
}
public int excludeWords(final TreeSet<String> stopwords) {
// subtracts the given stopwords from the word list
// the word list shrinkes. This returns the number of shrinked words
final int oldsize = words.size();
SetTools.excludeDestructive(words, stopwords);
return oldsize - words.size();
}
public Map<String, Word> words() {
// returns the words as word/indexWord relation map
return words;
}
public String language() {
return this.languageIdentificator.getLanguage();
}
public String intString(final int number, final int length) {
String s = Integer.toString(number);
while (s.length() < length) s = "0" + s;
return s;
}
private void createCondensement(final InputStream is) throws UnsupportedEncodingException {
final HashSet<String> currsentwords = new HashSet<String>();
StringBuilder sentence = new StringBuilder(100);
String word = "";
String k;
int wordlen;
Word wsp, wsp1;
Phrase psp;
int wordHandle;
int wordHandleCount = 0;
int sentenceHandleCount = 0;
int allwordcounter = 0;
int allsentencecounter = 0;
int idx;
int wordInSentenceCounter = 1;
boolean comb_indexof = false, last_last = false, last_index = false;
final HashMap<StringBuilder, Phrase> sentences = new HashMap<StringBuilder, Phrase>(100);
// read source
final sievedWordsEnum wordenum = new sievedWordsEnum(is);
while (wordenum.hasMoreElements()) {
word = (wordenum.nextElement().toString()).toLowerCase(Locale.ENGLISH); // TODO: does toLowerCase work for non ISO-8859-1 chars?
if (languageIdentificator != null) languageIdentificator.add(word);
if (word.length() < wordminsize) continue;
// distinguish punctuation and words
wordlen = word.length();
Iterator<String> it;
if ((wordlen == 1) && (ContentScraper.punctuation(word.charAt(0)))) {
// store sentence
if (sentence.length() > 0) {
// we store the punctuation symbol as first element of the sentence vector
allsentencecounter++;
sentence.insert(0, word); // append at beginning
if (sentences.containsKey(sentence)) {
// sentence already exists
psp = sentences.get(sentence);
psp.inc();
idx = psp.handle();
sentences.put(sentence, psp);
} else {
// create new sentence
idx = sentenceHandleCount++;
sentences.put(sentence, new Phrase(idx));
}
// store to the words a link to this sentence
it = currsentwords.iterator();
while (it.hasNext()) {
k = it.next();
wsp = words.get(k);
wsp.check(idx);
words.put(k, wsp); // is that necessary?
}
}
sentence = new StringBuilder(100);
currsentwords.clear();
wordInSentenceCounter = 1;
} else {
// check index.of detection
if ((last_last) && (comb_indexof) && (word.equals("modified"))) {
this.RESULT_FLAGS.set(flag_cat_indexof, true);
wordenum.pre(true); // parse lines as they come with CRLF
}
if ((last_index) && (wordminsize > 2 || (word.equals("of")))) comb_indexof = true;
last_last = word.equals("last");
last_index = word.equals("index");
// store word
allwordcounter++;
currsentwords.add(word);
if (words.containsKey(word)) {
// word already exists
wsp = words.get(word);
wordHandle = wsp.posInText;
wsp.inc();
} else {
// word does not yet exist, create new word entry
wordHandle = wordHandleCount++;
wsp = new Word(wordHandle, wordInSentenceCounter, sentences.size() + 100);
wsp.flags = RESULT_FLAGS.clone();
}
words.put(word, wsp);
// we now have the unique handle of the word, put it into the sentence:
sentence.append(intString(wordHandle, numlength));
wordInSentenceCounter++;
}
}
// finish last sentence
if (sentence.length() > 0) {
allsentencecounter++;
sentence.insert(0, "."); // append at beginning
if (sentences.containsKey(sentence)) {
psp = sentences.get(sentence);
psp.inc();
sentences.put(sentence, psp);
} else {
sentences.put(sentence, new Phrase(sentenceHandleCount++));
}
}
// we reconstruct the sentence hashtable
// and order the entries by the number of the sentence
// this structure is needed to replace double occurring words in sentences
final Object[] orderedSentences = new Object[sentenceHandleCount];
String[] s;
int wc;
Object o;
final Iterator<StringBuilder> sit = sentences.keySet().iterator();
while (sit.hasNext()) {
o = sit.next();
if (o != null) {
sentence = (StringBuilder) o;
wc = (sentence.length() - 1) / numlength;
s = new String[wc + 2];
psp = sentences.get(sentence);
s[0] = intString(psp.occurrences(), numlength); // number of occurrences of this sentence
s[1] = sentence.substring(0, 1); // the termination symbol of this sentence
for (int i = 0; i < wc; i++) {
k = sentence.substring(i * numlength + 1, (i + 1) * numlength + 1);
s[i + 2] = k;
}
orderedSentences[psp.handle()] = s;
}
}
if (pseudostemming) {
Map.Entry<String, Word> entry;
// we search for similar words and reorganize the corresponding sentences
// a word is similar, if a shortened version is equal
final Iterator<Map.Entry<String, Word>> wi = words.entrySet().iterator(); // enumerates the keys in descending order
wordsearch: while (wi.hasNext()) {
entry = wi.next();
word = entry.getKey();
wordlen = word.length();
wsp = entry.getValue();
for (int i = wordcut; i > 0; i--) {
if (wordlen > i) {
k = word.substring(0, wordlen - i);
if (words.containsKey(k)) {
// we will delete the word 'word' and repoint the
// corresponding links
// in sentences that use this word
wsp1 = words.get(k);
final Iterator<Integer> it1 = wsp.phrases(); // we iterate over all sentences that refer to this word
while (it1.hasNext()) {
idx = it1.next().intValue(); // number of a sentence
s = (String[]) orderedSentences[idx];
for (int j = 2; j < s.length; j++) {
if (s[j].equals(intString(wsp.posInText, numlength)))
s[j] = intString(wsp1.posInText, numlength);
}
orderedSentences[idx] = s;
}
// update word counter
wsp1.count = wsp1.count + wsp.count;
words.put(k, wsp1);
// remove current word
wi.remove();
continue wordsearch;
}
}
}
}
}
// store result
//this.RESULT_NUMB_TEXT_BYTES = wordenum.count();
this.RESULT_NUMB_WORDS = allwordcounter;
this.RESULT_DIFF_WORDS = wordHandleCount;
this.RESULT_NUMB_SENTENCES = allsentencecounter;
this.RESULT_DIFF_SENTENCES = sentenceHandleCount;
}
public final static boolean invisible(final char c) {
final int type = Character.getType(c);
if (
type == Character.LOWERCASE_LETTER
|| type == Character.DECIMAL_DIGIT_NUMBER
|| type == Character.UPPERCASE_LETTER
|| type == Character.MODIFIER_LETTER
|| type == Character.OTHER_LETTER
|| type == Character.TITLECASE_LETTER
|| ContentScraper.punctuation(c)) {
return false;
}
return true;
}
/**
* tokenize the given sentence and generate a word-wordPos mapping
* @param sentence the sentence to be tokenized
* @return a ordered map containing word hashes as key and positions as value. The map is orderd by the hash ordering
*/
public static TreeMap<byte[], Integer> hashSentence(final String sentence) {
final TreeMap<byte[], Integer> map = new TreeMap<byte[], Integer>(Base64Order.enhancedCoder);
final Enumeration<StringBuilder> words = wordTokenizer(sentence, "UTF-8");
int pos = 0;
StringBuilder word;
byte[] hash;
while (words.hasMoreElements()) {
word = words.nextElement();
hash = Word.word2hash(word.toString());
if (!map.containsKey(hash)) map.put(hash, Integer.valueOf(pos)); // don't overwrite old values, that leads to too far word distances
pos += word.length() + 1;
}
return map;
}
public static Enumeration<StringBuilder> wordTokenizer(final String s, final String charset) {
try {
return new sievedWordsEnum(new ByteArrayInputStream(s.getBytes(charset)));
} catch (final Exception e) {
return null;
}
}
public static class sievedWordsEnum implements Enumeration<StringBuilder> {
// this enumeration removes all words that contain either wrong characters or are too short
StringBuilder buffer = null;
unsievedWordsEnum e;
public sievedWordsEnum(final InputStream is) throws UnsupportedEncodingException {
e = new unsievedWordsEnum(is);
buffer = nextElement0();
}
public void pre(final boolean x) {
e.pre(x);
}
private StringBuilder nextElement0() {
StringBuilder s;
loop: while (e.hasMoreElements()) {
s = e.nextElement();
if ((s.length() == 1) && (ContentScraper.punctuation(s.charAt(0)))) return s;
for (int i = 0; i < s.length(); i++) {
if (invisible(s.charAt(i))) continue loop;
}
return s;
}
return null;
}
public boolean hasMoreElements() {
return buffer != null;
}
public StringBuilder nextElement() {
final StringBuilder r = buffer;
buffer = nextElement0();
return r;
}
}
private static class unsievedWordsEnum implements Enumeration<StringBuilder> {
// returns an enumeration of StringBuilder Objects
StringBuilder buffer = null;
sentencesFromInputStreamEnum e;
ArrayList<StringBuilder> s;
int sIndex;
public unsievedWordsEnum(final InputStream is) throws UnsupportedEncodingException {
e = new sentencesFromInputStreamEnum(is);
s = new ArrayList<StringBuilder>();
sIndex = 0;
buffer = nextElement0();
}
public void pre(final boolean x) {
e.pre(x);
}
private StringBuilder nextElement0() {
StringBuilder r;
StringBuilder sb;
char c;
if (sIndex >= s.size()) {
sIndex = 0;
s.clear();
}
while (s.isEmpty()) {
if (!e.hasNext()) return null;
r = e.next();
if (r == null) return null;
r = trim(r);
sb = new StringBuilder(20);
for (int i = 0; i < r.length(); i++) {
c = r.charAt(i);
if (invisible(c)) {
if (sb.length() > 0) {s.add(sb); sb = new StringBuilder(20);}
} else if (ContentScraper.punctuation(c)) {
if (sb.length() > 0) {s.add(sb); sb = new StringBuilder(1);}
sb.append(c);
s.add(sb);
sb = new StringBuilder(20);
} else {
sb = sb.append(c);
}
}
if (sb.length() > 0) {
s.add(sb);
sb = null;
}
}
r = s.get(sIndex++);
return r;
}
public boolean hasMoreElements() {
return buffer != null;
}
public StringBuilder nextElement() {
final StringBuilder r = buffer;
buffer = nextElement0();
return r;
}
}
static StringBuilder trim(StringBuilder sb) {
int i = 0;
while (i < sb.length() && sb.charAt(i) <= ' ') i++;
if (i > 0) sb.delete(0, i);
i = sb.length() - 1;
while (i >= 0 && i < sb.length() && sb.charAt(i) <= ' ') i--;
if (i > 0) sb.delete(i + 1, sb.length());
return sb;
}
public static sentencesFromInputStreamEnum sentencesFromInputStream(final InputStream is) {
try {
return new sentencesFromInputStreamEnum(is);
} catch (final UnsupportedEncodingException e) {
return null;
}
}
public static class sentencesFromInputStreamEnum implements Iterator<StringBuilder> {
// read sentences from a given input stream
// this enumerates StringBuilder objects
StringBuilder buffer = null;
BufferedReader raf;
int counter = 0;
boolean pre = false;
public sentencesFromInputStreamEnum(final InputStream is) throws UnsupportedEncodingException {
raf = new BufferedReader(new InputStreamReader(is, "UTF-8"));
buffer = nextElement0();
counter = 0;
pre = false;
}
public void pre(final boolean x) {
this.pre = x;
}
private StringBuilder nextElement0() {
try {
final StringBuilder s = readSentence(raf, pre);
//System.out.println(" SENTENCE='" + s + "'"); // DEBUG
if (s == null) {
raf.close();
return null;
}
return s;
} catch (final IOException e) {
try {
raf.close();
} catch (final Exception ee) {
}
return null;
}
}
public boolean hasNext() {
return buffer != null;
}
public StringBuilder next() {
if (buffer == null) {
return null;
}
counter = counter + buffer.length() + 1;
final StringBuilder r = buffer;
buffer = nextElement0();
return r;
}
public int count() {
return counter;
}
public void remove() {
throw new UnsupportedOperationException();
}
}
static StringBuilder readSentence(final Reader reader, final boolean pre) throws IOException {
final StringBuilder s = new StringBuilder(80);
int nextChar;
char c, lc = ' '; // starting with ' ' as last character prevents that the result string starts with a ' '
// find sentence end
while (true) {
nextChar = reader.read();
//System.out.print((char) nextChar); // DEBUG
if (nextChar < 0) {
if (s.length() == 0) return null;
break;
}
c = (char) nextChar;
if (pre && ((c == (char) 10) || (c == (char) 13))) break;
if (c < ' ') c = ' ';
if ((lc == ' ') && (c == ' ')) continue; // ignore double spaces
s.append(c);
if (ContentScraper.punctuation(lc) && invisible(c)) break;
lc = c;
}
if (s.length() == 0) return s;
if (s.charAt(s.length() - 1) == ' ') {
s.trimToSize();
s.deleteCharAt(s.length() - 1);
}
return s;
}
public static Map<String, Word> getWords(final String text) {
// returns a word/indexWord relation map
if (text == null) return null;
ByteArrayInputStream buffer;
try {
buffer = new ByteArrayInputStream(text.getBytes("UTF-8"));
} catch (UnsupportedEncodingException e1) {
buffer = new ByteArrayInputStream(text.getBytes());
}
try {
return new Condenser(buffer).words();
} catch (final UnsupportedEncodingException e) {
return null;
}
}
public static void main(final String[] args) {
// read a property file and convert them into configuration lines
try {
final File f = new File(args[0]);
final Properties p = new Properties();
p.load(new FileInputStream(f));
final StringBuilder sb = new StringBuilder();
sb.append("{\n");
for (int i = 0; i <= 15; i++) {
sb.append('"');
final String s = p.getProperty("keywords" + i);
final String[] l = s.split(",");
for (int j = 0; j < l.length; j++) {
sb.append(new String(Word.word2hash(l[j])));
}
if (i < 15) sb.append(",\n");
}
sb.append("}\n");
System.out.println(new String(sb));
} catch (final FileNotFoundException e) {
Log.logException(e);
} catch (final IOException e) {
Log.logException(e);
}
}
}