// Import framework stuff
use Org\Mxchange\CoreFramework\Bootstrap\FrameworkBootstrap;
+use Org\Mxchange\CoreFramework\EntryPoint\ApplicationEntryPoint;
use Org\Mxchange\CoreFramework\Factory\Object\ObjectFactory;
-use Org\Mxchange\CoreFramework\Filesystem\Block;
-use Org\Mxchange\CoreFramework\Filesystem\Block\CalculatableBlock;
use Org\Mxchange\CoreFramework\Filesystem\File\BaseAbstractFile;
+use Org\Mxchange\CoreFramework\Filesystem\FilePointer;
+use Org\Mxchange\CoreFramework\Index\Indexable;
+use Org\Mxchange\CoreFramework\Stack\File\StackableFile;
+use Org\Mxchange\CoreFramework\Traits\Index\IndexableTrait;
+use Org\Mxchange\CoreFramework\Traits\Stack\StackableTrait;
// Import SPL stuff
use \BadMethodCallException;
use \InvalidArgumentException;
+use \LogicException;
+use \OutOfBoundsException;
use \SplFileInfo;
use \UnexpectedValueException;
*
* @author Roland Haeder <webmaster@ship-simu.org>
* @version 0.0.0
- * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2020 Core Developer Team
+ * @copyright Copyright (c) 2007, 2008 Roland Haeder, 2009 - 2021 Core Developer Team
* @license GNU GPL 3.0 or any newer version
* @link http://www.ship-simu.org
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-abstract class BaseBinaryFile extends BaseAbstractFile {
+abstract class BaseBinaryFile extends BaseAbstractFile implements BinaryFile {
+ // Load traits
+ use StackableTrait;
+ use IndexableTrait;
+
/**
* Separator for header data
*/
*/
private $currentBlock = '';
- /**
- * An instance of a Block class
- */
- private $blockInstance = NULL;
-
/**
* Protected constructor
*
protected function __construct (string $className) {
// Call parent constructor
parent::__construct($className);
-
- // Init counters and gaps array
- $this->initCountersGapsArray();
- }
-
- /**
- * Setter for Block instance
- *
- * @param $blockInstance An instance of an Block class
- * @return void
- */
- protected final function setBlockInstance (Block $blockInstance) {
- $this->blockInstance = $blockInstance;
- }
-
- /**
- * Getter for Block instance
- *
- * @return $blockInstance An instance of an Block class
- */
- public final function getBlockInstance () {
- return $this->blockInstance;
}
/**
* @return void
*/
private function setBackBuffer (string $backBuffer) {
- // ... and set it
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Setting backBuffer(%d)=%s - CALLED!', strlen($backBuffer), $backBuffer));
$this->backBuffer = $backBuffer;
}
* @return $backBuffer Characters "stored" in back-buffer
*/
private function getBackBuffer () {
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Getting this->backBuffer(%d)=%s - CALLED!', strlen($this->backBuffer), $this->backBuffer));
return $this->backBuffer;
}
/**
- * Setter for currentBlock field
+ * Setter for current field
*
- * @param $currentBlock Characters to set a currently loaded block
+ * @param $current Characters to set a currently loaded block
* @return void
*/
private function setCurrentBlock (string $currentBlock) {
- // ... and set it
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Setting currentBlock(%d)=%s - CALLED!', strlen($currentBlock), $currentBlock));
$this->currentBlock = $currentBlock;
}
* @return $current Currently read data
*/
public function getCurrentBlock () {
- // Return it
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Getting this->currentBlock(%d)=%s - CALLED!', strlen($this->currentBlock), $this->currentBlock));
return $this->currentBlock;
}
$this->seekPosition = $seekPosition;
}
- /**
- * Marks whole file as gaps-only (freshly created file
- *
- * @param $type Type of file
- * @param $minimumBlockLength Minimum block length
- * @return void
- */
- private function markFileGapsOnly (string $type, int $minimumBlockLength) {
- // Very simple to do ...
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: type=%s,minimumBlockLength=%d - CALLED!', $type, $minimumBlockLength));
- for ($idx = 0; $idx < FrameworkBootstrap::getConfigurationInstance()->getConfigEntry($type . '_pre_allocate_count'); $idx++) {
- // Mark start and end position as gap
- $this->addGap($idx * $minimumBlockLength, $idx * $minimumBlockLength + $minimumBlockLength);
- }
-
- // Trace message
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
- }
-
/**
* Checks whether the abstracted file only contains gaps by counting all
* gaps' bytes together and compare it to total length.
*
* @return $isGapsOnly Whether the abstracted file only contains gaps
+ * @throws OutOfBoundsException If calculated file size is larger than actual
*/
- private function isFileGapsOnly () {
+ public function isFileGapsOnly () {
// Count every gap
/* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
$gapsSize = 0;
/* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: this->gaps()=%d', count($this->gaps)));
foreach ($this->gaps as $gap) {
// Calculate size of found gap: end-start including both
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: gap[%s]=%d,ga[%s]=%d', self::GAPS_INDEX_START, $gap[self::GAPS_INDEX_START], self::GAPS_INDEX_END, $gap[self::GAPS_INDEX_END]));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: gap[%s]=%d,ga[%s]=%d', self::GAPS_INDEX_START, $gap[self::GAPS_INDEX_START], self::GAPS_INDEX_END, $gap[self::GAPS_INDEX_END]));
$gapsSize += ($gap[self::GAPS_INDEX_END] - $gap[self::GAPS_INDEX_START]);
// Debug message
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: gapsSize=%d', $gapsSize));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: gapsSize=%d', $gapsSize));
}
- // Total gap size + header size must be same as file size
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: gapsSize=%d,this->fileSize=%d', $gapsSize, $this->getFileSize()));
- $isGapsOnly = ($gapsSize + 1 == $this->getFileSize());
+ // Total gap size + header size + 1 must be same as file size
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: gapsSize=%d,this->headerSize=%d,this->fileSize=%d', $gapsSize, $this->getHeaderSize(), $this->getFileSize()));
+ $determinedFileSize = ($gapsSize + $this->getHeaderSize() + 1);
- // Return status
+ // Should not be more!
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: determinedFileSize=%d,this->fileSize=%d', $determinedFileSize, $this->getFileSize()));
+ if ($determinedFileSize > $this->getFileSize()) {
+ // Should not happen
+ throw new OutOfBoundsException(sprintf('determinedFileSize=%d is larger than this->fileSize=%d', $determinedFileSize, $this->getFileSize()));
+ }
+
+ // Is it same?
+ $isGapsOnly = ($determinedFileSize == $this->getFileSize());
+
+ // Return flag
/* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: isGapsOnly=%d - EXIT!', intval($isGapsOnly)));
return $isGapsOnly;
}
+ /**
+ * Marks whole file as gaps-only (freshly created file
+ *
+ * @param $type Type of file
+ * @param $minimumBlockLength Minimum block length
+ * @return void
+ */
+ private function markFileGapsOnly (string $type, int $minimumBlockLength) {
+ // Very simple to do ...
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: type=%s,minimumBlockLength=%d - CALLED!', $type, $minimumBlockLength));
+ for ($idx = 0; $idx < FrameworkBootstrap::getConfigurationInstance()->getConfigEntry($type . '_pre_allocate_count'); $idx++) {
+ // Calculate start/end positions
+ $startPosition = $idx * $minimumBlockLength;
+ $endPosition = $idx * $minimumBlockLength + $minimumBlockLength;
+
+ // Mark start and end position as gap
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Calling this->addGap(%d, %d) ...', $startPosition, $endPosition));
+ $this->addGap($startPosition, $endPosition);
+ }
+
+ // Trace message
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
+ }
+
/**
* Adds a gap for given start and end position
*
*/
private function addGap(int $startPosition, int $endPosition) {
// Push to gaps array
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: startPosition=%d,endPosition=%d - CALLED!', $startPosition, $endPosition));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: startPosition=%d,endPosition=%d - CALLED!', $startPosition, $endPosition));
array_push($this->gaps, [
self::GAPS_INDEX_START => $startPosition,
self::GAPS_INDEX_END => $endPosition,
]);
// Trace message
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
}
/**
*/
private function initBackBuffer () {
// Simply call the setter
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
$this->setBackBuffer('');
// Trace message
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
}
/**
*/
protected function rewindUpdateSeekPosition (bool $flushHeader = false) {
// Seek to beginning of file
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: flushHeader=%d - CALLED!', intval($flushHeader)));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: flushHeader=%d - CALLED!', intval($flushHeader)));
$this->rewind();
// And update seek position ...
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->updateSeekPosition() ...');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->updateSeekPosition() ...');
$this->updateSeekPosition();
// Flush headers?
if ($flushHeader) {
// ... to write it back into the file
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->flushFileHeader() ...');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->flushFileHeader() ...');
$this->flushFileHeader();
}
// Trace message
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
}
/**
*/
protected function seekToOldPosition () {
// Seek to currently ("old") saved position
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
- $this->seek($this->getSeekPosition());
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
+ $this->seek($this->determineSeekPosition());
// Trace message
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
}
/**
*/
protected function initFile (SplFileInfo $fileInfoInstance) {
// Get a file i/o pointer instance
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: fileInfoInstance[%s]=%s - CALLED!', get_class($fileInfoInstance), $fileInfoInstance));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: fileInfoInstance[%s]=%s - CALLED!', get_class($fileInfoInstance), $fileInfoInstance));
$pointerInstance = ObjectFactory::createObjectByConfiguredName('file_raw_input_output_class', array($fileInfoInstance));
// ... and set it here
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Setting pointerInstance=%s ...', $pointerInstance->__toString()));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Setting pointerInstance=%s ...', $pointerInstance->__toString()));
$this->setPointerInstance($pointerInstance);
// Trace message
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
}
/**
*/
protected function markCurrentBlockAsEmpty (int $length) {
// Validate parameter
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: length=%d - CALLED!', $length));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: length=%d - CALLED!', $length));
if ($length < 1) {
// Length cannot below one
throw new InvalidArgumentException(sprintf('length=%d is not valid', $length));
}
// Get current seek position
- $currentPosition = $this->key();
+ $currentPosition = $this->determineSeekPosition();
// Now add it as gap entry
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: currentPosition=%d', $currentPosition));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Calling this->addGap(%d, %d) ..', ($currentPosition - $length), $currentPosition));
$this->addGap(($currentPosition - $length), $currentPosition);
// Trace message
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
}
/**
*/
public function initCountersGapsArray () {
// Init counter and seek position to header size
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->determineSeekPosition() - CALLED!');
+ $seekPosition = $this->getSeekPosition();
+
+ // Set counter
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: seekPosition=%d', $seekPosition));
$this->setCounter(0);
- $this->setSeekPosition($this->getHeaderSize());
+
+ // Get header size
+ $headerSize = $this->getHeaderSize();
+
+ // Set it
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Setting this->seekPosition=%d ...', $headerSize));
+ $this->setSeekPosition($headerSize);
// Init arrays
$this->gaps = [];
$this->damagedEntries = [];
+ // Seek back to old position
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Calling this->seek(%d) ...', $seekPosition));
+ $this->seek($seekPosition);
+
// Trace message
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
}
/**
*/
public function updateSeekPosition () {
// Get key (= seek position)
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
- $seekPosition = $this->key();
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
+ $seekPosition = $this->determineSeekPosition();
// And set it here
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: seekPosition=%d', $seekPosition));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: seekPosition=%d', $seekPosition));
$this->setSeekPosition($seekPosition);
// Trace message
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
}
/**
*/
public static function isBlockSeparatorFound (string $str) {
// Validate parameter
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: str=%s - CALLED!', $str));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: str=%s - CALLED!', $str));
if (empty($str)) {
// Throw IAE
throw new InvalidArgumentException('Parameter "str" is empty');
$isFound = (strpos($str, chr(self::SEPARATOR_ENTRIES)) !== false);
// Return result
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: isFound=%d - EXIT!', intval($isFound)));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: isFound=%d - EXIT!', intval($isFound)));
return $isFound;
}
* @param $data Data to be written
* @param $flushHeader Whether to flush the header (default: flush)
* @return void
+ * @throws OutOfBoundsException If the position is not seekable
* @throws InvalidArgumentException If a parameter is invalid
*/
public function writeData (int $seekPosition, string $data, bool $flushHeader = true) {
// Validate parameter
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: seekPosition=%s,data()=%d,flushHeader=%d - CALLED!', $seekPosition, strlen($data), intval($flushHeader)));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: seekPosition=%s,data()=%d,flushHeader=%d - CALLED!', $seekPosition, strlen($data), intval($flushHeader)));
if ($seekPosition < 0) {
// Invalid seek position
- throw new InvalidArgumentException(sprintf('seekPosition=%d is not valid', $seekPosition));
+ throw new OutOfBoundsException(sprintf('seekPosition=%d is not valid', $seekPosition));
} elseif (empty($data)) {
// Empty data is invalid, too
throw new InvalidArgumentException('Parameter "data" is empty');
}
// Write data at given position
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Calling this->writeAtPosition(%d,%s) ...', $seekPosition, $data));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Calling this->writeAtPosition(%d,%s) ...', $seekPosition, $data));
$this->writeAtPosition($seekPosition, $data);
// Increment counter
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->incrementCounter() ...');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->incrementCounter() ...');
$this->incrementCounter();
// Update seek position
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->updateSeekPosition() ...');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->updateSeekPosition() ...');
$this->updateSeekPosition();
// Flush the header?
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: flushHeader=%d', intval($flushHeader)));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: flushHeader=%d', intval($flushHeader)));
if ($flushHeader === true) {
// Flush header
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->flushFileHeader() ...');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->flushFileHeader() ...');
$this->flushFileHeader();
// Seek to old position
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->seekToOldPosition() ...');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->seekToOldPosition() ...');
$this->seekToOldPosition();
}
// Trace message
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
}
/**
* @param $seekPosition Seek position in file
* @param $dataStream Data to be written
* @return mixed Number of writes bytes or false on error
+ * @throws OutOfBoundsException If the position is not seekable
* @throws InvalidArgumentException If a parameter is not valid
*/
public function writeAtPosition (int $seekPosition, string $dataStream) {
/* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: seekPosition=%d,dataStream(%d)=%s - CALLED!', $seekPosition, strlen($dataStream), $dataStream));
if ($seekPosition < 0) {
// Invalid seek position
- throw new InvalidArgumentException(sprintf('seekPosition=%d is not valid.', $seekPosition));
+ throw new OutOfBoundsException(sprintf('seekPosition=%d is not valid.', $seekPosition));
} elseif (empty($dataStream)) {
// Empty dataStream
throw new InvalidArgumentException('Parameter "dataStream" is empty');
*/
public function isFileHeaderInitialized () {
// Default is not initialized
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
$isInitialized = false;
// Is the file initialized?
$this->rewind();
// Read file header
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->readFileHeader() ...');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->readFileHeader() ...');
$this->readFileHeader();
// Get header count
$headerCount = count($this->getHeader());
// The above method does already check the header
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: headerCount=%d', $headerCount));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: headerCount=%d', $headerCount));
$isInitialized = ($headerCount > 0);
}
// Return result
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: isInitialized=%d - EXIT!', intval($isInitialized)));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: isInitialized=%d - EXIT!', intval($isInitialized)));
return $isInitialized;
}
* Checks whether the assigned file has been initialized
*
* @return $isInitialized Whether the file's size is zero
+ * @throws UnexpectedValueException If an unexpected value was returned
*/
public function isFileInitialized () {
// Get it from iterator which holds the pointer instance. If false is returned
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
$fileSize = $this->size();
/*
* The returned file size should not be false or NULL as this means
* that the pointer class does not work correctly.
*/
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: fileSize[%s]=%d', gettype($fileSize), $fileSize));
- assert(is_int($fileSize));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: fileSize[%s]=%d', gettype($fileSize), $fileSize));
+ if (!is_int($fileSize)) {
+ // Bad file?
+ throw new UnexpectedValueException(sprintf('fileSize[]=%s is unexpected', gettype($fileSize)));
+ }
// Is more than 0 returned?
$isInitialized = ($fileSize > 0);
// Return result
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: isInitialized=%d - EXIT!', intval($isInitialized)));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: isInitialized=%d - EXIT!', intval($isInitialized)));
return $isInitialized;
}
*/
public function createFileHeader () {
// The file's header should not be initialized here
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
if ($this->isFileHeaderInitialized()) {
// Bad method call
- //* DEBUG-DIE: */ die(sprintf('[%s:%d]: this=%s', __METHOD__, __LINE__, print_r($this, TRUE)));
+ //* DEBUG-DIE: */ ApplicationEntryPoint::exitApplication(sprintf('[%s:%d]: this=%s', __METHOD__, __LINE__, print_r($this, TRUE)));
throw new BadMethodCallException('File header is already initialized but method called');
}
// Simple flush file header which will create it.
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->flushFileHeader() ...');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->flushFileHeader() ...');
$this->flushFileHeader();
// Rewind seek position (to beginning of file) and update/flush file header
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->rewindUpdateSeekPosition() ...');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->rewindUpdateSeekPosition() ...');
$this->rewindUpdateSeekPosition();
// Trace message
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
- }
-
- /**
- * Pre-allocates file (if enabled) with some space for later faster write access.
- *
- * @param $type Type of the file
- * @return void
- * @throws InvalidArgumentException If a parameter is empty
- */
- public function preAllocateFile (string $type) {
- // Is it enabled?
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: type=%s - CALLED!', $type));
- if (empty($type)) {
- // Empty type
- throw new InvalidArgumentException('Parameter "type" is empty');
- } elseif (FrameworkBootstrap::getConfigurationInstance()->getConfigEntry($type . '_pre_allocate_enabled') != 'Y') {
- // Don't continue here.
- self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Not pre-allocating file.'));
- return;
- }
-
- // Message to user
- self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Pre-allocating file ...');
-
- // Calculate minimum length for one entry and get file size
- $minimumBlockLength = $this->getBlockInstance()->calculateMinimumBlockLength();
- $fileSize = $this->getFileSize();
-
- // Calulcate seek position
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: minimumBlockLength=%d,fileSize=%d', $minimumBlockLength, $fileSize));
- $seekPosition = $minimumBlockLength * FrameworkBootstrap::getConfigurationInstance()->getConfigEntry($type . '_pre_allocate_count') + $fileSize ;
-
- // Now simply write a NUL there. This will pre-allocate the file.
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Calling this->writeAtPosition(%d,NUL) ...', $seekPosition));
- $this->writeAtPosition($seekPosition, chr(0));
-
- // Is the seek position zero?
- if ($fileSize == 0) {
- // Mark file as gaps-only
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Calling this->markGapsOnly(%s) ...', $type));
- $this->markFileGapsOnly($type, $minimumBlockLength);
- } else {
- // Analyze file structure
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->analyzeFileStructure() ...');
- $this->analyzeFileStructure();
- }
-
- // Rewind seek position
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->rewind() ...');
- $this->rewind();
-
- // Trace message
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
}
/**
*/
public function determineSeekPosition () {
// Call pointer instance
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
$seekPosition = $this->getPointerInstance()->determineSeekPosition();
// Return position
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: seekPosition=%d - EXIT!', $seekPosition));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: seekPosition=%d - EXIT!', $seekPosition));
return $seekPosition;
}
* @param $offset Offset to seek to (or used as "base" for other seeks)
* @param $whence Added to offset (default: only use offset to seek to)
* @return $status Status of file seek: 0 = success, -1 = failed
- * @throws InvalidArgumentException If a parameter is not valid
+ * @throws OutOfBoundsException If the position is not seekable
*/
public function seek (int $offset, int $whence = SEEK_SET) {
// Validate parameter
//* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: offset=%d,whence=%d - CALLED!', $offset, $whence));
if ($offset < 0) {
// No offset is smaller than zero
- throw new InvalidArgumentException(sprintf('offset=%d is not valid', $offset));
+ throw new OutOfBoundsException(sprintf('offset=%d is not valid', $offset));
}
// Call pointer instance
*
* @param $bytes Amount of bytes to read
* @return $data Data read from file
- * @throws InvalidArgumentException If a parameter is not valid
+ * @throws OutOfBoundsException If the position is not seekable
*/
public function read (int $bytes = 0) {
// Validate parameter
//* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: bytes=%d - CALLED!', $bytes));
if ($bytes < 0) {
- // Throw IAE
- throw new InvalidArgumentException(sprintf('bytes=%d is not valid', $bytes));
+ // Throw exception
+ throw new OutOfBoundsException(sprintf('bytes=%d is not valid', $bytes));
}
// Call pointer instance
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Calling this->pointerInstance->read(%d) ...', $bytes));
$data = $this->getPointerInstance()->read($bytes);
+ // Update seek position
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->updateSeekPosition() ...');
+ $this->updateSeekPosition();
+
// Return data
//* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: data[%s]=%s - EXIT!', gettype($data), $data));
return $data;
*/
public function analyzeFileStructure () {
// Make sure the file is initialized
- //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
if (!$this->isFileInitialized()) {
// Bad method call
throw new BadMethodCallException('Method called but file is not initialized.');
}
// Init counters and gaps array
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->initCounterGapsArrays() ...');
$this->initCountersGapsArray();
// Output message (as this may take some time)
self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('Analyzing file structure ... (this may take some time)'));
- // First rewind to the begining
- $this->rewind();
+ // First Seek to right after file header
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Calling this->seek(%d) ...', $this->getHeaderSize() + 1));
+ $this->seek($this->getHeaderSize() + 1);
// Then try to load all entries
- while ($this->valid()) {
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: this->seekPosition=%d, looping through file ...', $this->getSeekPosition()));
+ while ($this->isValid()) {
// Get current entry
$current = $this->getCurrentBlock();
+ // Go to next entry
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: current=%s, calling this->readNextBlock() ...', $current));
+ $this->readNextBlock();
+
/*
* If the block is empty, maybe the whole file is? This could mean
* that the file has been pre-allocated.
*/
- //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: current[]=%s', gettype($current)));
- if (empty($current)) {
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: current(%d)[]=%s', strlen($current), gettype($current)));
+ if (empty(trim($current, chr(0)))) {
// Then skip this part
//* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: current[]=%s is empty - CONTINUE!', gettype($current)));
continue;
}
- // Go to next entry
- //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: current()=%d', strlen($current)));
- $this->next();
+ // Handle current record
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: current(%d)[%s]=%s', strlen($current), gettype($current), $current));
}
// If the last read block is empty, check gaps
- //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: current()=%d', strlen($current)));
- if (empty($current)) {
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: current()=%d', strlen($current)));
+ if (empty(trim($current, chr(0)))) {
// Output message
- self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('Found a total of %d gaps.', count($this->gaps)));
+ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Found a total of %d gaps.', count($this->gaps)));
// Check gaps, if the whole file is empty.
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->isFileGapsOnly() ...');
if ($this->isFileGapsOnly()) {
// Only gaps, so don't continue here.
/* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: File is gaps-only - EXIT!');
return;
}
+ }
- /*
- * The above call has calculated a total size of all gaps. If the
- * percentage of gaps passes a "soft" limit and last
- * defragmentation is to far in the past, or if a "hard" limit has
- * reached, run defragmentation.
- */
- if ($this->isDefragmentationNeeded()) {
- // Run "defragmentation"
- $this->doRunDefragmentation();
- }
+ /*
+ * The above call has calculated a total size of all gaps. If the
+ * percentage of gaps passes a "soft" limit and last
+ * defragmentation is to far in the past, or if a "hard" limit has
+ * reached, run defragmentation.
+ */
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->isDefragmentationNeeded() ...');
+ if ($this->isDefragmentationNeeded()) {
+ // Run "defragmentation"
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->doRunDefragmentation() ...');
+ $this->doRunDefragmentation();
}
// Trace message
- //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
}
/**
- * Advances to next "block" of bytes
+ * Reads next "block" of bytes into $currentBlock field. THis method loads
+ * the whole file into memory when the file is just freshly initialized
+ * (only zeros in it).
*
* @return void
- * @throws UnexpectedValueException If some unexpected value was found
*/
- public function next () {
- // Is there nothing to read?
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
- if (!$this->valid()) {
- // Nothing to read
- return;
- }
-
+ private function readNextBlock () {
// First calculate minimum block length
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: key()=%d', $this->key()));
- $length = $this->getBlockInstance()->calculateMinimumBlockLength();
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: length=%d', $length));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: this->seekPosition=%d - CALLED!', $this->getSeekPosition()));
+ $length = $this->getIndexInstance()->calculateMinimumBlockLength();
// Read possibly back-buffered bytes from previous call of next().
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: this->seekPosition=%d,length=%d', $this->getSeekPosition(), $length));
$data = $this->getBackBuffer();
/*
* "block" may not fit, so this loop will continue until the EOB or EOF
* has been reached whatever comes first.
*/
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: data()=%d', strlen($data)));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: this->seekPosition=%d,data()=%d', $this->getSeekPosition(), strlen($data)));
while ((!$this->isEndOfFileReached()) && (empty($data) || !self::isBlockSeparatorFound($data))) {
// Then read the next possible block
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Calling this->read(%d) ...', $length));
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: this->seekPosition=%d, calling this->read(%d) ...', $this->getSeekPosition(), $length));
$block = $this->read($length);
- // Is it all empty?
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: block()=%d,length=%s', strlen($block), $length));
- if (strlen(trim($block, chr(0))) == 0) {
- // Mark this block as empty
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Calling markCurrentBlockAsEmpty(%d) ...', strlen($block)));
- $this->markCurrentBlockAsEmpty(strlen($block));
-
- // Skip to next block
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CONTINUE!');
- continue;
+ // Is the block empty?
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: block()=%d,length=%d', strlen($block), $length));
+ if (strlen($block) == 0) {
+ // Read empty block, maybe EOF
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: this->seekPosition=%d, block is empty, maybe EOF reached - BREAK!', $this->getSeekPosition()));
+ break;
+ } elseif (empty(trim($block, chr(0)))) {
+ // Mark it as empty
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: this->seekPosition=%d, calling this->markCurrentBlockAsEmpty(%d) ...', $this->getSeekPosition(), $length));
+ $this->markCurrentBlockAsEmpty($length);
}
// At this block then
$data .= $block;
- // A debug message
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: data()=%d', strlen($data)));
- }
-
- // EOF reached?
- if ($this->isEndOfFileReached()) {
- // Set whole data as current read block
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Calling setCurrentBlock(%d) ...', strlen($data)));
- $this->setCurrentBlock($data);
-
- // Then abort here silently
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EOF reached - EXIT!');
- return;
+ // Debug message
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: this->seekPosition=%d,data()=%d', $this->getSeekPosition(), strlen($data)));
}
/*
* Init back-buffer which is the data that has been found beyond the
* separator.
*/
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->initBackBuffer(), clearing this->currentBlock ...');
$this->initBackBuffer();
+ $this->setCurrentBlock('');
+
+ // Is $data empty?
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: data(%d)=%s', strlen($data), $data));
+ if (empty(trim($data, chr(0)))) {
+ // Yes, maybe whole file was ...
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: this->seekPosition=%d, maybe empty file found - EXIT!', $this->getSeekPosition()));
+ return;
+ }
// Separate data
$dataArray = explode(chr(self::SEPARATOR_ENTRIES), $data);
- // This array must contain two elements
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: dataArray()=%d', count($dataArray)));
- //* PRINTR-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: dataArray=%s', print_r($dataArray, true)));
- if (count($dataArray) != 2) {
- // Bad count
- throw new UnexpectedValueException(sprintf('dataArray()=%d is not expected, want 2', count($dataArray)));
+ // Left part is the actual block, right one the back-buffer data, if found
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: dataArray()=%d', count($dataArray)));
+ /* PRINTR-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: dataArray=%s', print_r($dataArray, true)));
+ $this->setCurrentBlock($dataArray[0]);
+
+ // Is back buffere data found?
+ if (isset($dataArray[1]) && !empty(trim($dataArray[1], chr(0)))) {
+ // Set back buffer
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Setting this->backBuffer=%s ...', $dataArray[1]));
+ $this->setBackBuffer($dataArray[1]);
}
- // Left part is the actual block, right one the back-buffer data
- $this->setCurrentBlock($dataArray[0]);
- $this->setBackBuffer($dataArray[1]);
+ // Trace message
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
+ }
+
+ /**
+ * Pre-allocates file (if enabled) with some space for later faster write access.
+ *
+ * @param $type Type of the file
+ * @return void
+ * @throws InvalidArgumentException If a parameter is empty
+ * @throws BadMethodCallException If this->stackInstance is not properly set
+ */
+ protected function preAllocateFileByTypeLength (string $type, int $minimumBlockLength) {
+ // Is it enabled?
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: type=%s,minimumBlockLength=%d - CALLED!', $type, $minimumBlockLength));
+ if (empty($type)) {
+ // Empty type
+ throw new InvalidArgumentException('Parameter "type" is empty');
+ } elseif ($minimumBlockLength < 1) {
+ // Invalid block length
+ throw new InvalidArgumentException(sprintf('Parameter minimumBlockLength=%d is not valid', $minimumBlockLength));
+ } elseif (FrameworkBootstrap::getConfigurationInstance()->getConfigEntry($type . '_pre_allocate_enabled') != 'Y') {
+ // Don't continue here.
+ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Not pre-allocating file.'));
+ return;
+ }
+
+ // Get file size
+ $fileSize = $this->getFileSize();
+
+ // Calulcate seek position
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: minimumBlockLength=%d,fileSize=%d', $minimumBlockLength, $fileSize));
+ $seekPosition = $this->getHeaderSize() + $minimumBlockLength * FrameworkBootstrap::getConfigurationInstance()->getConfigEntry($type . '_pre_allocate_count') + $fileSize ;
+
+ // Now simply write a NUL there. This will pre-allocate the file.
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Calling this->writeAtPosition(%d,NUL) ...', $seekPosition));
+ $this->writeAtPosition($seekPosition, chr(0));
+
+ // Is the seek position zero?
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: fileSize=%d', $fileSize));
+ if ($fileSize == 0) {
+ // Mark file as gaps-only
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: Calling this->markGapsOnly(%s,%d) ...', $type, $minimumBlockLength));
+ $this->markFileGapsOnly($type, $minimumBlockLength);
+ } else {
+ // Analyze file structure
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->analyzeFileStructure() ...');
+ $this->analyzeFileStructure();
+ }
+
+ // Rewind seek position
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->rewind() ...');
+ $this->rewind();
// Trace message
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
+ //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
}
/**
* This method will return true if an emptied (nulled) entry has been found.
*
* @return $isValid Whether the next entry is valid
- * @throws UnexpectedValueException If some value is not expected
+ * @throws InvalidArgumentException If a parameter is not valid
*/
- public function valid () {
- // First calculate minimum block length
- //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
- $length = $this->getBlockInstance()->calculateMinimumBlockLength();
-
- // Short be more than zero!
- //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: length=%d', $length));
+ protected function isValidByLength (int $length) {
+ // Validate parameter
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: length=%d - CALLED!', $length));
if ($length < 1) {
- // Throw UVE
- throw new UnexpectedValueException(sprintf('length=%d is not expected', $length));
+ // Throw IAE
+ throw new InvalidArgumentException(sprintf('Parameter length=%d is not valid', $length));
}
// Get current seek position
- $seekPosition = $this->key();
+ $seekPosition = $this->determineSeekPosition();
// Then try to read it
- //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: seekPosition=%d', $seekPosition));
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: seekPosition=%d', $seekPosition));
$data = $this->read($length);
// If some bytes could be read, all is fine
- //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: data[%s]()=%d', gettype($data), strlen($data)));
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: data[%s]()=%d', gettype($data), strlen($data)));
$isValid = ((is_string($data)) && (strlen($data) > 0));
// Get header size
- //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: isValid=%d', intval($isValid)));
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: isValid=%d', intval($isValid)));
$headerSize = $this->getHeaderSize();
// Is the seek position at or beyond the header?
- //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: seekPosition=%d,headerSize=%d', $seekPosition, $headerSize));
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: seekPosition=%d,headerSize=%d', $seekPosition, $headerSize));
if ($seekPosition >= $headerSize) {
// Seek back to old position
$isValid = ($isValid && $this->seek($seekPosition) === 0);
}
// Return result
- //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: isValid=%d - EXIT!', intval($isValid)));
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: isValid=%d - EXIT!', intval($isValid)));
return $isValid;
}
- /**
- * Gets current seek position ("key").
- *
- * @return $key Current key in iteration
- */
- public function key () {
- // Call pointer instance
- //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
- $key = $this->getPointerInstance()->determineSeekPosition();
-
- // Return key
- //* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput(sprintf('BASE-BINARY-FILE: key[%s]=%d - EXIT!', gettype($key), $key));
- return $key;
- }
-
/**
* Reads the file header
*
* @return void
+ * @throws LogicException If both instances are not set
*/
public function readFileHeader () {
- // Call block instance
+ // Is index set or stack?
/* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
- $this->getBlockInstance()->readFileHeader();
-
- // Trace message
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');
- }
-
- /**
- * Flushes the file header
- *
- * @return void
- */
- public function flushFileHeader () {
- // Call block instance
- /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: CALLED!');
- $this->getBlockInstance()->flushFileHeader();
+ if ($this->getIndexInstance() instanceof Indexable) {
+ // Call index instance
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->indexInstance->readIndexHeader() ...');
+ $this->getIndexInstance()->readIndexHeader();
+ } elseif ($this->getStackInstance() instanceof StackableFile) {
+ // Call stacke instance
+ /* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: Calling this->stackInstance->readStackHeader() ...');
+ $this->getStackInstance()->readStackHeader();
+ } else {
+ // Bad logic?
+ throw new LogicException('Wether indexInstance nor stackInstance are set');
+ }
// Trace message
/* NOISY-DEBUG: */ self::createDebugInstance(__CLASS__, __LINE__)->debugOutput('BASE-BINARY-FILE: EXIT!');