/** * Write changes if it's necessary. * * This method must be invoked only from the Writer _updateSegments() method, * so index Write lock has to be already obtained. * * @internal * @throws Zend_Search_Lucene_Exceptions */ public function writeChanges() { // Get new generation number $latestDelGen = $this->_detectLatestDelGen(); if (!$this->_deletedDirty) { // There was no deletions by current process if ($latestDelGen == $this->_delGen) { // Delete file hasn't been updated by any concurrent process return; } else if ($latestDelGen > $this->_delGen) { // Delete file has been updated by some concurrent process // Reload deletions file $this->_delGen = $latestDelGen; $this->_deleted = $this->_loadDelFile(); return; } else { require_once 'Zend/Search/Lucene/Exception.php'; throw new Zend_Search_Lucene_Exception('Delete file processing workflow is corrupted for the segment \'' . $this->_name . '\'.'); } } if ($latestDelGen > $this->_delGen) { // Merge current deletions with latest deletions file $this->_delGen = $latestDelGen; $latestDelete = $this->_loadDelFile(); if (extension_loaded('bitset')) { $this->_deleted = bitset_union($this->_deleted, $latestDelete); } else { $this->_deleted += $latestDelete; } } if (extension_loaded('bitset')) { $delBytes = $this->_deleted; $bitCount = count(bitset_to_array($delBytes)); } else { $byteCount = floor($this->_docCount/8)+1; $delBytes = str_repeat(chr(0), $byteCount); for ($count = 0; $count < $byteCount; $count++) { $byte = 0; for ($bit = 0; $bit < 8; $bit++) { if (isset($this->_deleted[$count*8 + $bit])) { $byte |= (1<<$bit); } } $delBytes[$count] = chr($byte); } $bitCount = count($this->_deleted); } if ($this->_delGen == -1) { // Set delete file generation number to 1 $this->_delGen = 1; } else { // Increase delete file generation number by 1 $this->_delGen++; } $delFile = $this->_directory->createFile($this->_name . '_' . base_convert($this->_delGen, 10, 36) . '.del'); $delFile->writeInt($this->_docCount); $delFile->writeInt($bitCount); $delFile->writeBytes($delBytes); $this->_deletedDirty = false; }
/** * Write changes if it's necessary. */ public function writeChanges() { if (!$this->_deletedDirty) { return; } if (extension_loaded('bitset')) { $delBytes = $this->_deleted; $bitCount = count(bitset_to_array($delBytes)); } else { $byteCount = floor($this->_docCount / 8) + 1; $delBytes = str_repeat(chr(0), $byteCount); for ($count = 0; $count < $byteCount; $count++) { $byte = 0; for ($bit = 0; $bit < 8; $bit++) { if (isset($this->_deleted[$count * 8 + $bit])) { $byte |= 1 << $bit; } } $delBytes[$count] = chr($byte); } $bitCount = count($this->_deleted); } $delFile = $this->_directory->createFile($this->_name . '.del'); $delFile->writeInt($this->_docCount); $delFile->writeInt($bitCount); $delFile->writeBytes($delBytes); $this->_deletedDirty = false; }
/** * Write changes if it's necessary. */ public function writeChanges() { if (!$this->_deletedDirty) { return; } if (extension_loaded('bitset')) { $delBytes = $this->_deleted; $bitCount = count(bitset_to_array($delBytes)); } else { $byteCount = floor($this->_docCount / 8) + 1; $delBytes = str_repeat(chr(0), $byteCount); for ($count = 0; $count < $byteCount; $count++) { $byte = 0; for ($bit = 0; $bit < 8; $bit++) { if (isset($this->_deleted[$count * 8 + $bit])) { $byte |= 1 << $bit; } } $delBytes[$count] = chr($byte); } $bitCount = count($this->_deleted); } // Get new generation number $lock = Zend_Search_Lucene::obtainWriteLock($this->_directory); $delFileList = array(); foreach ($this->_directory->fileList() as $file) { if ($file == $this->_name . '.del') { // Matches <segment_name>.del file name $delFileList[] = 0; } else { if (preg_match('/^' . $this->_name . '_([a-zA-Z0-9]+)\\.del$/i', $file, $matches)) { // Matches <segment_name>_NNN.del file names $delFileList[] = (int) $matches[1]; } } } if (count($delFileList) == 0) { // There is no deletions file for current segment in the directory // Set detetions file generation number to 1 $this->_delGen = 1; } else { // There are some deletions files for current segment in the directory // Set detetions file generation number to the highest + 1 $this->_delGen = max($delFileList) + 1; } $delFile = $this->_directory->createFile($this->_name . '_' . base_convert($this->_delGen, 10, 36) . '.del'); Zend_Search_Lucene::releaseWriteLock($this->_directory, $lock); $delFile->writeInt($this->_docCount); $delFile->writeInt($bitCount); $delFile->writeBytes($delBytes); $this->_deletedDirty = false; }
/** * Write changes if it's necessary. * * This method must be invoked only from the Writer _updateSegments() method, * so index Write lock has to be already obtained. * * @internal */ public function writeChanges() { if (!$this->_deletedDirty) { return; } if (extension_loaded('bitset')) { $delBytes = $this->_deleted; $bitCount = count(bitset_to_array($delBytes)); } else { $byteCount = floor($this->_docCount / 8) + 1; $delBytes = str_repeat(chr(0), $byteCount); for ($count = 0; $count < $byteCount; $count++) { $byte = 0; for ($bit = 0; $bit < 8; $bit++) { if (isset($this->_deleted[$count * 8 + $bit])) { $byte |= 1 << $bit; } } $delBytes[$count] = chr($byte); } $bitCount = count($this->_deleted); } // Get new generation number $this->_detectLatestDelGen(); if ($this->_delGen == -1) { // Set delete file generation number to 1 $this->_delGen = 1; } else { // Increase delete file generation number by 1 $this->_delGen++; } $delFile = $this->_directory->createFile($this->_name . '_' . base_convert($this->_delGen, 10, 36) . '.del'); $delFile->writeInt($this->_docCount); $delFile->writeInt($bitCount); $delFile->writeBytes($delBytes); $this->_deletedDirty = false; }
public function writeChanges() { $latestDelGen = $this->_detectLatestDelGen(); if (!$this->_deletedDirty) { if ($latestDelGen == $this->_delGen) { return; } else { if ($latestDelGen > $this->_delGen) { $this->_delGen = $latestDelGen; $this->_deleted = $this->_loadDelFile(); return; } else { throw new Zend_Search_Lucene_Exception('Delete file processing workflow is corrupted for the segment \'' . $this->_name . '\'.'); } } } if ($latestDelGen > $this->_delGen) { $this->_delGen = $latestDelGen; $latestDelete = $this->_loadDelFile(); if (extension_loaded('bitset')) { $this->_deleted = bitset_union($this->_deleted, $latestDelete); } else { $this->_deleted += $latestDelete; } } if (extension_loaded('bitset')) { $delBytes = $this->_deleted; $bitCount = count(bitset_to_array($delBytes)); } else { $byteCount = floor($this->_docCount / 8) + 1; $delBytes = str_repeat(chr(0), $byteCount); for ($count = 0; $count < $byteCount; $count++) { $byte = 0; for ($bit = 0; $bit < 8; $bit++) { if (isset($this->_deleted[$count * 8 + $bit])) { $byte |= 1 << $bit; } } $delBytes[$count] = chr($byte); } $bitCount = count($this->_deleted); } if ($this->_delGen == -1) { $this->_delGen = 1; } else { $this->_delGen++; } $delFile = $this->_directory->createFile($this->_name . '_' . base_convert($this->_delGen, 10, 36) . '.del'); $delFile->writeInt($this->_docCount); $delFile->writeInt($bitCount); $delFile->writeBytes($delBytes); $this->_deletedDirty = false; }