/**
  * Close terms stream
  *
  * Should be used for resources clean up if stream is not read up to the end
  */
 public function closeTermsStream()
 {
     while (($termStream = $this->_termsStreamQueue->pop()) !== null) {
         $termStream->closeTermsStream();
     }
     $this->_termsStreamQueue = null;
     $this->_lastTerm = null;
 }
 public function testQueue()
 {
     $directory = new Directory\Filesystem(__DIR__ . '/_source/_files');
     $segmentsList = array('_0', '_1', '_2', '_3', '_4');
     $segmentInfoQueue = new Index\TermsPriorityQueue();
     foreach ($segmentsList as $segmentName) {
         $segmentInfo = new Index\SegmentInfo($directory, $segmentName, 2);
         $segmentInfo->resetTermsStream();
         // Skip "empty" segments
         if ($segmentInfo->currentTerm() !== null) {
             $segmentInfoQueue->put($segmentInfo);
         }
     }
     $result = array();
     while (($segmentInfo = $segmentInfoQueue->pop()) !== null) {
         if ($segmentInfoQueue->top() === null || $segmentInfoQueue->top()->currentTerm()->key() != $segmentInfo->currentTerm()->key()) {
             // We got new term
             $result[] = $segmentInfo->currentTerm();
         }
         $segmentInfo->nextTerm();
         // check, if segment dictionary is finished
         if ($segmentInfo->currentTerm() !== null) {
             // Put segment back into the priority queue
             $segmentInfoQueue->put($segmentInfo);
         }
     }
     $this->assertTrue($result == array(new Index\Term('a', 'contents'), new Index\Term('about', 'contents'), new Index\Term('above', 'contents'), new Index\Term('absolutely', 'contents'), new Index\Term('accept', 'contents'), new Index\Term('accesskey', 'contents'), new Index\Term('account', 'contents'), new Index\Term('accounts', 'contents'), new Index\Term('adding', 'contents'), new Index\Term('additional', 'contents'), new Index\Term('adresses', 'contents'), new Index\Term('advised', 'contents'), new Index\Term('after', 'contents'), new Index\Term('alan', 'contents'), new Index\Term('alberton', 'contents'), new Index\Term('alexander', 'contents'), new Index\Term('align', 'contents'), new Index\Term('alink', 'contents'), new Index\Term('all', 'contents'), new Index\Term('alphabetic', 'contents'), new Index\Term('already', 'contents'), new Index\Term('also', 'contents'), new Index\Term('always', 'contents'), new Index\Term('amazon', 'contents'), new Index\Term('an', 'contents'), new Index\Term('and', 'contents'), new Index\Term('annoying', 'contents'), new Index\Term('another', 'contents'), new Index\Term('any', 'contents'), new Index\Term('apart', 'contents'), new Index\Term('api', 'contents'), new Index\Term('appreciate', 'contents'), new Index\Term('are', 'contents'), new Index\Term('arising', 'contents'), new Index\Term('as', 'contents'), new Index\Term('asked', 'contents'), new Index\Term('at', 'contents'), new Index\Term('attach', 'contents'), new Index\Term('attachments', 'contents'), new Index\Term('authors', 'contents'), new Index\Term('available', 'contents'), new Index\Term('b', 'contents'), new Index\Term('back', 'contents'), new Index\Term('backwards', 'contents'), new Index\Term('bar', 'contents'), new Index\Term('base', 'contents'), new Index\Term('be', 'contents'), new Index\Term('beaver', 'contents'), new Index\Term('because', 'contents'), new Index\Term('been', 'contents'), new Index\Term('before', 'contents'), new Index\Term('bgcolor', 'contents'), new Index\Term('binary', 'contents'), new Index\Term('blockquote', 'contents'), new Index\Term('body', 'contents'), new Index\Term('book', 'contents'), new Index\Term('border', 'contents'), new Index\Term('bottom', 'contents'), new Index\Term('break', 'contents'), new Index\Term('brought', 'contents'), new Index\Term('browser', 'contents'), new Index\Term('bug', 'contents'), new Index\Term('bugs', 'contents'), new Index\Term('business', 'contents'), new Index\Term('but', 'contents'), new Index\Term('buy', 'contents'), new Index\Term('buying', 'contents'), new Index\Term('by', 'contents'), new Index\Term('c', 'contents'), new Index\Term('can', 'contents'), new Index\Term('care', 'contents'), new Index\Term('carefully', 'contents'), new Index\Term('case', 'contents'), new Index\Term('caused', 'contents'), new Index\Term('cc', 'contents'), new Index\Term('cd', 'contents'), new Index\Term('cellpadding', 'contents'), new Index\Term('cellspacing', 'contents'), new Index\Term('center', 'contents'), new Index\Term('certain', 'contents'), new Index\Term('chances', 'contents'), new Index\Term('change', 'contents'), new Index\Term('changed', 'contents'), new Index\Term('changes', 'contents'), new Index\Term('changing', 'contents'), new Index\Term('chapter', 'contents'), new Index\Term('charset', 'contents'), new Index\Term('check', 'contents'), new Index\Term('class', 'contents'), new Index\Term('classes', 'contents'), new Index\Term('clay', 'contents'), new Index\Term('clear', 'contents'), new Index\Term('click', 'contents'), new Index\Term('co', 'contents'), new Index\Term('code', 'contents'), new Index\Term('coding', 'contents'), new Index\Term('colspan', 'contents'), new Index\Term('com', 'contents'), new Index\Term('commands', 'contents'), new Index\Term('comment', 'contents'), new Index\Term('community', 'contents'), new Index\Term('company', 'contents'), new Index\Term('compatibility', 'contents'), new Index\Term('compatible', 'contents'), new Index\Term('components', 'contents'), new Index\Term('conditions', 'contents'), new Index\Term('consequential', 'contents'), new Index\Term('considered', 'contents'), new Index\Term('consists', 'contents'), new Index\Term('contact', 'contents'), new Index\Term('contains', 'contents'), new Index\Term('content', 'contents'), new Index\Term('contents', 'contents'), new Index\Term('contract', 'contents'), new Index\Term('contribute', 'contents'), new Index\Term('contributed', 'contents'), new Index\Term('contributing', 'contents'), new Index\Term('contributors', 'contents'), new Index\Term('convissor', 'contents'), new Index\Term('copyright', 'contents'), new Index\Term('core', 'contents'), new Index\Term('costa', 'contents'), new Index\Term('could', 'contents'), new Index\Term('cox', 'contents'), new Index\Term('create', 'contents'), new Index\Term('creating', 'contents'), new Index\Term('cvs', 'contents'), new Index\Term('cvsread', 'contents'), new Index\Term('d', 'contents'), new Index\Term('damage', 'contents'), new Index\Term('damages', 'contents'), new Index\Term('daniel', 'contents'), new Index\Term('data', 'contents'), new Index\Term('date', 'contents'), new Index\Term('david', 'contents'), new Index\Term('depends', 'contents'), new Index\Term('derivative', 'contents'), new Index\Term('derived', 'contents'), new Index\Term('describes', 'contents'), new Index\Term('details', 'contents'), new Index\Term('detection', 'contents'), new Index\Term('dev', 'contents'), new Index\Term('developer', 'contents'), new Index\Term('developers', 'contents'), new Index\Term('diff', 'contents'), new Index\Term('different', 'contents'), new Index\Term('direct', 'contents'), new Index\Term('disclaimed', 'contents'), new Index\Term('disclaimer', 'contents'), new Index\Term('distributed', 'contents'), new Index\Term('distribution', 'contents'), new Index\Term('div', 'contents'), new Index\Term('dl', 'contents'), new Index\Term('do', 'contents'), new Index\Term('doc', 'contents'), new Index\Term('docblock', 'contents'), new Index\Term('docbook', 'contents'), new Index\Term('docs', 'contents'), new Index\Term('document', 'contents'), new Index\Term('documentation', 'contents'), new Index\Term('does', 'contents'), new Index\Term('doesn', 'contents'), new Index\Term('don', 'contents'), new Index\Term('double', 'contents'), new Index\Term('dt', 'contents'), new Index\Term('dumbill', 'contents'), new Index\Term('each', 'contents'), new Index\Term('easiest', 'contents'), new Index\Term('easy', 'contents'), new Index\Term('edd', 'contents'), new Index\Term('edit', 'contents'), new Index\Term('eeeeee', 'contents'), new Index\Term('email', 'contents'), new Index\Term('endorse', 'contents'), new Index\Term('english', 'contents'), new Index\Term('equal', 'contents'), new Index\Term('equiv', 'contents'), new Index\Term('essential', 'contents'), new Index\Term('even', 'contents'), new Index\Term('event', 'contents'), new Index\Term('everyone', 'contents'), new Index\Term('example', 'contents'), new Index\Term('exemplary', 'contents'), new Index\Term('existing', 'contents'), new Index\Term('expand', 'contents'), new Index\Term('explanation', 'contents'), new Index\Term('explanations', 'contents'), new Index\Term('explicit', 'contents'), new Index\Term('express', 'contents'), new Index\Term('extension', 'contents'), new Index\Term('fairly', 'contents'), new Index\Term('faq', 'contents'), new Index\Term('feature', 'contents'), new Index\Term('feedback', 'contents'), new Index\Term('feel', 'contents'), new Index\Term('ff', 'contents'), new Index\Term('ffffff', 'contents'), new Index\Term('file', 'contents'), new Index\Term('fill', 'contents'), new Index\Term('financial', 'contents'), new Index\Term('find', 'contents'), new Index\Term('fine', 'contents'), new Index\Term('finished', 'contents'), new Index\Term('first', 'contents'), new Index\Term('fitness', 'contents'), new Index\Term('fix', 'contents'), new Index\Term('fixed', 'contents'), new Index\Term('following', 'contents'), new Index\Term('foo', 'contents'), new Index\Term('footer', 'contents'), new Index\Term('for', 'contents'), new Index\Term('force', 'contents'), new Index\Term('forget', 'contents'), new Index\Term('form', 'contents'), new Index\Term('forms', 'contents'), new Index\Term('forth', 'contents'), new Index\Term('found', 'contents'), new Index\Term('free', 'contents'), new Index\Term('frequently', 'contents'), new Index\Term('from', 'contents'), new Index\Term('front', 'contents'), new Index\Term('fully', 'contents'), new Index\Term('functionality', 'contents'), new Index\Term('generally', 'contents'), new Index\Term('generator', 'contents'), new Index\Term('giving', 'contents'), new Index\Term('go', 'contents'), new Index\Term('good', 'contents'), new Index\Term('goods', 'contents'), new Index\Term('gregory', 'contents'), new Index\Term('groundbraking', 'contents'), new Index\Term('group', 'contents'), new Index\Term('guide', 'contents'), new Index\Term('h', 'contents'), new Index\Term('happy', 'contents'), new Index\Term('has', 'contents'), new Index\Term('hasn', 'contents'), new Index\Term('have', 'contents'), new Index\Term('head', 'contents'), new Index\Term('header', 'contents'), new Index\Term('help', 'contents'), new Index\Term('helping', 'contents'), new Index\Term('her', 'contents'), new Index\Term('hesitate', 'contents'), new Index\Term('his', 'contents'), new Index\Term('holder', 'contents'), new Index\Term('holders', 'contents'), new Index\Term('home', 'contents'), new Index\Term('homepage', 'contents'), new Index\Term('how', 'contents'), new Index\Term('however', 'contents'), new Index\Term('hr', 'contents'), new Index\Term('href', 'contents'), new Index\Term('html', 'contents'), new Index\Term('http', 'contents'), new Index\Term('i', 'contents'), new Index\Term('if', 'contents'), new Index\Term('immoral', 'contents'), new Index\Term('implied', 'contents'), new Index\Term('important', 'contents'), new Index\Term('improvement', 'contents'), new Index\Term('improving', 'contents'), new Index\Term('in', 'contents'), new Index\Term('incidental', 'contents'), new Index\Term('include', 'contents'), new Index\Term('including', 'contents'), new Index\Term('independent', 'contents'), new Index\Term('index', 'contents'), new Index\Term('indirect', 'contents'), new Index\Term('information', 'contents'), new Index\Term('install', 'contents'), new Index\Term('installation', 'contents'), new Index\Term('installer', 'contents'), new Index\Term('interruption', 'contents'), new Index\Term('into', 'contents'), new Index\Term('introduce', 'contents'), new Index\Term('introduction', 'contents'), new Index\Term('is', 'contents'), new Index\Term('iso', 'contents'), new Index\Term('it', 'contents'), new Index\Term('its', 'contents'), new Index\Term('jansen', 'contents'), new Index\Term('jon', 'contents'), new Index\Term('keep', 'contents'), new Index\Term('knowles', 'contents'), new Index\Term('lack', 'contents'), new Index\Term('languages', 'contents'), new Index\Term('later', 'contents'), new Index\Term('latest', 'contents'), new Index\Term('left', 'contents'), new Index\Term('legalnotice', 'contents'), new Index\Term('li', 'contents'), new Index\Term('liability', 'contents'), new Index\Term('liable', 'contents'), new Index\Term('license', 'contents'), new Index\Term('licenses', 'contents'), new Index\Term('like', 'contents'), new Index\Term('limited', 'contents'), new Index\Term('link', 'contents'), new Index\Term('list', 'contents'), new Index\Term('listed', 'contents'), new Index\Term('lists', 'contents'), new Index\Term('literal', 'contents'), new Index\Term('ll', 'contents'), new Index\Term('login', 'contents'), new Index\Term('look', 'contents'), new Index\Term('lorenzo', 'contents'), new Index\Term('loss', 'contents'), new Index\Term('loveless', 'contents'), new Index\Term('mail', 'contents'), new Index\Term('mailinglist', 'contents'), new Index\Term('mailto', 'contents'), new Index\Term('maintain', 'contents'), new Index\Term('maintainer', 'contents'), new Index\Term('maintainers', 'contents'), new Index\Term('make', 'contents'), new Index\Term('makes', 'contents'), new Index\Term('manual', 'contents'), new Index\Term('martin', 'contents'), new Index\Term('material', 'contents'), new Index\Term('materials', 'contents'), new Index\Term('may', 'contents'), new Index\Term('mean', 'contents'), new Index\Term('means', 'contents'), new Index\Term('meet', 'contents'), new Index\Term('merchantability', 'contents'), new Index\Term('merz', 'contents'), new Index\Term('met', 'contents'), new Index\Term('meta', 'contents'), new Index\Term('michael', 'contents'), new Index\Term('migrating', 'contents'), new Index\Term('mika', 'contents'), new Index\Term('mime', 'contents'), new Index\Term('modification', 'contents'), new Index\Term('modified', 'contents'), new Index\Term('modular', 'contents'), new Index\Term('more', 'contents'), new Index\Term('must', 'contents'), new Index\Term('n', 'contents'), new Index\Term('name', 'contents'), new Index\Term('names', 'contents'), new Index\Term('navfooter', 'contents'), new Index\Term('navheader', 'contents'), new Index\Term('navigation', 'contents'), new Index\Term('nbsp', 'contents'), new Index\Term('need', 'contents'), new Index\Term('negligence', 'contents'), new Index\Term('neither', 'contents'), new Index\Term('net', 'contents'), new Index\Term('neufeind', 'contents'), new Index\Term('new', 'contents'), new Index\Term('newpackage', 'contents'), new Index\Term('next', 'contents'), new Index\Term('no', 'contents'), new Index\Term('nor', 'contents'), new Index\Term('not', 'contents'), new Index\Term('note', 'contents'), new Index\Term('notice', 'contents'), new Index\Term('now', 'contents'), new Index\Term('obtain', 'contents'), new Index\Term('obtained', 'contents'), new Index\Term('of', 'contents'), new Index\Term('on', 'contents'), new Index\Term('one', 'contents'), new Index\Term('only', 'contents'), new Index\Term('open', 'contents'), new Index\Term('opencontent', 'contents'), new Index\Term('openpub', 'contents'), new Index\Term('or', 'contents'), new Index\Term('order', 'contents'), new Index\Term('org', 'contents'), new Index\Term('originally', 'contents'), new Index\Term('other', 'contents'), new Index\Term('otherwise', 'contents'), new Index\Term('our', 'contents'), new Index\Term('out', 'contents'), new Index\Term('outlook', 'contents'), new Index\Term('p', 'contents'), new Index\Term('package', 'contents'), new Index\Term('packages', 'contents'), new Index\Term('page', 'contents'), new Index\Term('paper', 'contents'), new Index\Term('parise', 'contents'), new Index\Term('part', 'contents'), new Index\Term('particular', 'contents'), new Index\Term('password', 'contents'), new Index\Term('patch', 'contents'), new Index\Term('patches', 'contents'), new Index\Term('pear', 'contents'), new Index\Term('people', 'contents'), new Index\Term('perform', 'contents'), new Index\Term('permission', 'contents'), new Index\Term('permitted', 'contents'), new Index\Term('persists', 'contents'), new Index\Term('php', 'contents'), new Index\Term('phpfi', 'contents'), new Index\Term('plain', 'contents'), new Index\Term('please', 'contents'), new Index\Term('possibility', 'contents'), new Index\Term('post', 'contents'), new Index\Term('postinstall', 'contents'), new Index\Term('ppm', 'contents'), new Index\Term('pre', 'contents'), new Index\Term('preface', 'contents'), new Index\Term('prefixed', 'contents'), new Index\Term('presently', 'contents'), new Index\Term('prev', 'contents'), new Index\Term('previous', 'contents'), new Index\Term('prior', 'contents'), new Index\Term('process', 'contents'), new Index\Term('procurement', 'contents'), new Index\Term('products', 'contents'), new Index\Term('profits', 'contents'), new Index\Term('prohibited', 'contents'), new Index\Term('project', 'contents'), new Index\Term('promote', 'contents'), new Index\Term('proper', 'contents'), new Index\Term('provided', 'contents'), new Index\Term('provides', 'contents'), new Index\Term('pserver', 'contents'), new Index\Term('public', 'contents'), new Index\Term('publication', 'contents'), new Index\Term('published', 'contents'), new Index\Term('purpose', 'contents'), new Index\Term('questions', 'contents'), new Index\Term('quote', 'contents'), new Index\Term('read', 'contents'), new Index\Term('redistribution', 'contents'), new Index\Term('redistributions', 'contents'), new Index\Term('regents', 'contents'), new Index\Term('rejected', 'contents'), new Index\Term('rel', 'contents'), new Index\Term('relevant', 'contents'), new Index\Term('report', 'contents'), new Index\Term('reported', 'contents'), new Index\Term('reporting', 'contents'), new Index\Term('repository', 'contents'), new Index\Term('representatives', 'contents'), new Index\Term('reproduce', 'contents'), new Index\Term('requests', 'contents'), new Index\Term('requirements', 'contents'), new Index\Term('reserved', 'contents'), new Index\Term('restrictions', 'contents'), new Index\Term('resulting', 'contents'), new Index\Term('retain', 'contents'), new Index\Term('revision', 'contents'), new Index\Term('right', 'contents'), new Index\Term('rights', 'contents'), new Index\Term('rpc', 'contents'), new Index\Term('running', 'contents'), new Index\Term('s', 'contents'), new Index\Term('sample', 'contents'), new Index\Term('schlitt', 'contents'), new Index\Term('schmidt', 'contents'), new Index\Term('screen', 'contents'), new Index\Term('script', 'contents'), new Index\Term('sect', 'contents'), new Index\Term('section', 'contents'), new Index\Term('see', 'contents'), new Index\Term('send', 'contents'), new Index\Term('seriously', 'contents'), new Index\Term('service', 'contents'), new Index\Term('services', 'contents'), new Index\Term('set', 'contents'), new Index\Term('several', 'contents'), new Index\Term('shall', 'contents'), new Index\Term('she', 'contents'), new Index\Term('should', 'contents'), new Index\Term('similar', 'contents'), new Index\Term('so', 'contents'), new Index\Term('software', 'contents'), new Index\Term('some', 'contents'), new Index\Term('something', 'contents'), new Index\Term('source', 'contents'), new Index\Term('sources', 'contents'), new Index\Term('span', 'contents'), new Index\Term('special', 'contents'), new Index\Term('specific', 'contents'), new Index\Term('speed', 'contents'), new Index\Term('standard', 'contents'), new Index\Term('standards', 'contents'), new Index\Term('stefan', 'contents'), new Index\Term('step', 'contents'), new Index\Term('stephan', 'contents'), new Index\Term('still', 'contents'), new Index\Term('strict', 'contents'), new Index\Term('structure', 'contents'), new Index\Term('stylesheet', 'contents'), new Index\Term('subject', 'contents'), new Index\Term('submit', 'contents'), new Index\Term('submitting', 'contents'), new Index\Term('substantively', 'contents'), new Index\Term('substitute', 'contents'), new Index\Term('such', 'contents'), new Index\Term('summary', 'contents'), new Index\Term('support', 'contents'), new Index\Term('sure', 'contents'), new Index\Term('system', 'contents'), new Index\Term('t', 'contents'), new Index\Term('table', 'contents'), new Index\Term('take', 'contents'), new Index\Term('target', 'contents'), new Index\Term('task', 'contents'), new Index\Term('td', 'contents'), new Index\Term('terms', 'contents'), new Index\Term('test', 'contents'), new Index\Term('tested', 'contents'), new Index\Term('text', 'contents'), new Index\Term('th', 'contents'), new Index\Term('that', 'contents'), new Index\Term('the', 'contents'), new Index\Term('their', 'contents'), new Index\Term('them', 'contents'), new Index\Term('theory', 'contents'), new Index\Term('there', 'contents'), new Index\Term('think', 'contents'), new Index\Term('this', 'contents'), new Index\Term('thomas', 'contents'), new Index\Term('those', 'contents'), new Index\Term('thus', 'contents'), new Index\Term('time', 'contents'), new Index\Term('tips', 'contents'), new Index\Term('title', 'contents'), new Index\Term('titlepage', 'contents'), new Index\Term('to', 'contents'), new Index\Term('tobias', 'contents'), new Index\Term('toc', 'contents'), new Index\Term('top', 'contents'), new Index\Term('tort', 'contents'), new Index\Term('tr', 'contents'), new Index\Term('tracking', 'contents'), new Index\Term('translated', 'contents'), new Index\Term('translating', 'contents'), new Index\Term('translation', 'contents'), new Index\Term('translations', 'contents'), new Index\Term('translators', 'contents'), new Index\Term('try', 'contents'), new Index\Term('tt', 'contents'), new Index\Term('tuupola', 'contents'), new Index\Term('txt', 'contents'), new Index\Term('type', 'contents'), new Index\Term('u', 'contents'), new Index\Term('ul', 'contents'), new Index\Term('unable', 'contents'), new Index\Term('under', 'contents'), new Index\Term('understand', 'contents'), new Index\Term('unified', 'contents'), new Index\Term('unless', 'contents'), new Index\Term('up', 'contents'), new Index\Term('us', 'contents'), new Index\Term('use', 'contents'), new Index\Term('used', 'contents'), new Index\Term('useful', 'contents'), new Index\Term('usefulinc', 'contents'), new Index\Term('userinput', 'contents'), new Index\Term('users', 'contents'), new Index\Term('using', 'contents'), new Index\Term('usually', 'contents'), new Index\Term('v', 'contents'), new Index\Term('valign', 'contents'), new Index\Term('verbose', 'contents'), new Index\Term('version', 'contents'), new Index\Term('versions', 'contents'), new Index\Term('vlink', 'contents'), new Index\Term('wallner', 'contents'), new Index\Term('warranties', 'contents'), new Index\Term('way', 'contents'), new Index\Term('ways', 'contents'), new Index\Term('we', 'contents'), new Index\Term('webservices', 'contents'), new Index\Term('welcome', 'contents'), new Index\Term('what', 'contents'), new Index\Term('when', 'contents'), new Index\Term('whether', 'contents'), new Index\Term('which', 'contents'), new Index\Term('width', 'contents'), new Index\Term('will', 'contents'), new Index\Term('wish', 'contents'), new Index\Term('wishlist', 'contents'), new Index\Term('wishlists', 'contents'), new Index\Term('with', 'contents'), new Index\Term('without', 'contents'), new Index\Term('won', 'contents'), new Index\Term('work', 'contents'), new Index\Term('would', 'contents'), new Index\Term('write', 'contents'), new Index\Term('writing', 'contents'), new Index\Term('written', 'contents'), new Index\Term('www', 'contents'), new Index\Term('xml', 'contents'), new Index\Term('xmlrpc', 'contents'), new Index\Term('you', 'contents'), new Index\Term('your', 'contents'), new Index\Term('1178009946', 'modified'), new Index\Term('about', 'path'), new Index\Term('authors', 'path'), new Index\Term('bugs', 'path'), new Index\Term('contributing', 'path'), new Index\Term('copyright', 'path'), new Index\Term('core', 'path'), new Index\Term('documentation', 'path'), new Index\Term('html', 'path'), new Index\Term('indexsource', 'path'), new Index\Term('newpackage', 'path'), new Index\Term('patches', 'path'), new Index\Term('pear', 'path'), new Index\Term('wishlist', 'path')));
 }
Example #3
0
 /**
  * Merge fields information
  */
 private function _mergeTerms()
 {
     $segmentInfoQueue = new TermsPriorityQueue();
     $segmentStartId = 0;
     foreach ($this->_segmentInfos as $segName => $segmentInfo) {
         $segmentStartId = $segmentInfo->resetTermsStream($segmentStartId, SegmentInfo::SM_MERGE_INFO);
         // Skip "empty" segments
         if ($segmentInfo->currentTerm() !== null) {
             $segmentInfoQueue->put($segmentInfo);
         }
     }
     $this->_writer->initializeDictionaryFiles();
     $termDocs = array();
     while (($segmentInfo = $segmentInfoQueue->pop()) !== null) {
         // Merge positions array
         $termDocs += $segmentInfo->currentTermPositions();
         if ($segmentInfoQueue->top() === null || $segmentInfoQueue->top()->currentTerm()->key() != $segmentInfo->currentTerm()->key()) {
             // We got new term
             ksort($termDocs, SORT_NUMERIC);
             // Add term if it's contained in any document
             if (count($termDocs) > 0) {
                 $this->_writer->addTerm($segmentInfo->currentTerm(), $termDocs);
             }
             $termDocs = array();
         }
         $segmentInfo->nextTerm();
         // check, if segment dictionary is finished
         if ($segmentInfo->currentTerm() !== null) {
             // Put segment back into the priority queue
             $segmentInfoQueue->put($segmentInfo);
         }
     }
     $this->_writer->closeDictionaryFiles();
 }
Example #4
0
 /**
  * Returns an array of all terms in this index.
  *
  * @return array
  */
 public function terms()
 {
     $result = array();
     $segmentInfoQueue = new Index\TermsPriorityQueue();
     foreach ($this->_segmentInfos as $segmentInfo) {
         $segmentInfo->resetTermsStream();
         // Skip "empty" segments
         if ($segmentInfo->currentTerm() !== null) {
             $segmentInfoQueue->put($segmentInfo);
         }
     }
     while (($segmentInfo = $segmentInfoQueue->pop()) !== null) {
         if ($segmentInfoQueue->top() === null || $segmentInfoQueue->top()->currentTerm()->key() != $segmentInfo->currentTerm()->key()) {
             // We got new term
             $result[] = $segmentInfo->currentTerm();
         }
         if ($segmentInfo->nextTerm() !== null) {
             // Put segment back into the priority queue
             $segmentInfoQueue->put($segmentInfo);
         }
     }
     return $result;
 }