]> git.mxchange.org Git - core.git/commitdiff
Sorted fields/attributes and setter/getter to top, except realClass. That always...
authorRoland Häder <roland@mxchange.org>
Sat, 28 Apr 2012 08:57:20 +0000 (08:57 +0000)
committerRoland Häder <roland@mxchange.org>
Sat, 28 Apr 2012 08:57:20 +0000 (08:57 +0000)
inc/classes/main/class_BaseFrameworkSystem.php

index 7824280733a44f057ac5c0d746ffd3a06e503da1..370e2ff0f4baa6de2ebb75aa63686c53bf449234 100644 (file)
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 class BaseFrameworkSystem extends stdClass implements FrameworkInterface {
+       /**
+        * The real class name
+        */
+       private $realClass = 'BaseFrameworkSystem';
+
        /**
         * Instance of a request class
         */
@@ -158,11 +163,6 @@ class BaseFrameworkSystem extends stdClass implements FrameworkInterface {
         */
        private $visitorInstance = NULL;
 
-       /**
-        * The real class name
-        */
-       private $realClass = 'BaseFrameworkSystem';
-
        /**
         * An instance of a database wrapper class
         */
@@ -457,6 +457,17 @@ class BaseFrameworkSystem extends stdClass implements FrameworkInterface {
                ));
        }
 
+       /**
+        * Setter for the real class name
+        *
+        * @param       $realClass      Class name (string)
+        * @return      void
+        */
+       public final function setRealClass ($realClass) {
+               // Set real class
+               $this->realClass = (string) $realClass;
+       }
+
        /**
         * Setter for database result instance
         *
@@ -600,7 +611,7 @@ class BaseFrameworkSystem extends stdClass implements FrameworkInterface {
        /**
         * Setter for web output instance
         *
-        * @param               $webInstance    The instance for web output class
+        * @param       $webInstance    The instance for web output class
         * @return      void
         */
        public final function setWebOutputInstance (OutputStreamer $webInstance) {
@@ -620,7 +631,7 @@ class BaseFrameworkSystem extends stdClass implements FrameworkInterface {
        /**
         * Setter for database instance
         *
-        * @param               $databaseInstance       The instance for the database connection (forced DatabaseConnection)
+        * @param       $databaseInstance       The instance for the database connection (forced DatabaseConnection)
         * @return      void
         */
        public final function setDatabaseInstance (DatabaseConnection $databaseInstance) {
@@ -643,7 +654,7 @@ class BaseFrameworkSystem extends stdClass implements FrameworkInterface {
        /**
         * Setter for compressor channel
         *
-        * @param               $compressorInstance             An instance of CompressorChannel
+        * @param       $compressorInstance             An instance of CompressorChannel
         * @return      void
         */
        public final function setCompressorChannel (CompressorChannel $compressorInstance) {
@@ -718,79 +729,6 @@ class BaseFrameworkSystem extends stdClass implements FrameworkInterface {
                return $this->responseInstance;
        }
 
-       /**
-        * Setter for the real class name
-        *
-        * @param       $realClass      Class name (string)
-        * @return      void
-        */
-       public final function setRealClass ($realClass) {
-               // Cast to string
-               $realClass = (string) $realClass;
-
-               // Set real class
-               $this->realClass = $realClass;
-       }
-
-       /**
-        * Checks whether an object equals this object. You should overwrite this
-        * method to implement own equality checks
-        *
-        * @param       $objectInstance         An instance of a FrameworkInterface object
-        * @return      $equals                         Whether both objects equals
-        */
-       public function equals (FrameworkInterface $objectInstance) {
-               // Now test it
-               $equals = ((
-                       $this->__toString() == $objectInstance->__toString()
-               ) && (
-                       $this->hashCode() == $objectInstance->hashCode()
-               ));
-
-               // Return the result
-               return $equals;
-       }
-
-       /**
-        * Generates a generic hash code of this class. You should really overwrite
-        * this method with your own hash code generator code. But keep KISS in mind.
-        *
-        * @return      $hashCode       A generic hash code respresenting this whole class
-        */
-       public function hashCode () {
-               // Simple hash code
-               return crc32($this->__toString());
-       }
-
-       /**
-        * Formats computer generated price values into human-understandable formats
-        * with thousand and decimal separators.
-        *
-        * @param       $value          The in computer format value for a price
-        * @param       $currency       The currency symbol (use HTML-valid characters!)
-        * @param       $decNum         Number of decimals after commata
-        * @return      $price          The for the current language formated price string
-        * @throws      MissingDecimalsThousandsSeparatorException      If decimals or
-        *                                                                                              thousands separator
-        *                                                                                              is missing
-        */
-       public function formatCurrency ($value, $currency = '&euro;', $decNum = 2) {
-               // Are all required attriutes set?
-               if ((!isset($this->decimals)) || (!isset($this->thousands))) {
-                       // Throw an exception
-                       throw new MissingDecimalsThousandsSeparatorException($this, self::EXCEPTION_ATTRIBUTES_ARE_MISSING);
-               } // END - if
-
-               // Cast the number
-               $value = (float) $value;
-
-               // Reformat the US number
-               $price = number_format($value, $decNum, $this->decimals, $this->thousands) . $currency;
-
-               // Return as string...
-               return $price;
-       }
-
        /**
         * Private getter for language instance
         *
@@ -812,22 +750,6 @@ class BaseFrameworkSystem extends stdClass implements FrameworkInterface {
                Registry::getRegistry()->addInstance('language', $langInstance);
        }
 
-       /**
-        * Appends a trailing slash to a string
-        *
-        * @param       $str    A string (maybe) without trailing slash
-        * @return      $str    A string with an auto-appended trailing slash
-        */
-       public final function addMissingTrailingSlash ($str) {
-               // Is there a trailing slash?
-               if (substr($str, -1, 1) != '/') {
-                       $str .= '/';
-               } // END - if
-
-               // Return string with trailing slash
-               return $str;
-       }
-
        /**
         * Private getter for file IO instance
         *
@@ -848,897 +770,972 @@ class BaseFrameworkSystem extends stdClass implements FrameworkInterface {
        }
 
        /**
-        * Prepare the template engine (WebTemplateEngine by default) for a given
-        * application helper instance (ApplicationHelper by default).
+        * Protected setter for user instance
         *
-        * @param               $applicationInstance    An application helper instance or
-        *                                                                              null if we shall use the default
-        * @return              $templateInstance               The template engine instance
-        * @throws              NullPointerException    If the discovered application
-        *                                                                              instance is still null
+        * @param       $userInstance   An instance of a user class
+        * @return      void
         */
-       protected function prepareTemplateInstance (ManageableApplication $applicationInstance = NULL) {
-               // Is the application instance set?
-               if (is_null($applicationInstance)) {
-                       // Get the current instance
-                       $applicationInstance = $this->getApplicationInstance();
-
-                       // Still null?
-                       if (is_null($applicationInstance)) {
-                               // Thrown an exception
-                               throw new NullPointerException($this, self::EXCEPTION_IS_NULL_POINTER);
-                       } // END - if
-               } // END - if
-
-               // Initialize the template engine
-               $templateInstance = ObjectFactory::createObjectByConfiguredName('web_template_class');
+       protected final function setUserInstance (ManageableAccount $userInstance) {
+               $this->userInstance = $userInstance;
+       }
 
-               // Return the prepared instance
-               return $templateInstance;
+       /**
+        * Getter for user instance
+        *
+        * @return      $userInstance   An instance of a user class
+        */
+       public final function getUserInstance () {
+               return $this->userInstance;
        }
 
        /**
-        * Debugs this instance by putting out it's full content
+        * Setter for controller instance (this surely breaks a bit the MVC patterm)
         *
-        * @param       $message        Optional message to show in debug output
+        * @param       $controllerInstance             An instance of the controller
         * @return      void
         */
-       public final function debugInstance ($message = '') {
-               // Restore the error handler to avoid trouble with missing array elements or undeclared variables
-               restore_error_handler();
-
-               // Init content
-               $content = '';
-
-               // Is a message set?
-               if (!empty($message)) {
-                       // Construct message
-                       $content = sprintf("<div class=\"debug_message\">Message: %s</div>\n", $message);
-               } // END - if
-
-               // Generate the output
-               $content .= sprintf("<pre>%s</pre>",
-                       trim(
-                               htmlentities(
-                                       print_r($this, true)
-                               )
-                       )
-               );
-
-               // Output it
-               ApplicationEntryPoint::app_die(sprintf("<div class=\"debug_header\">%s debug output:</div><div class=\"debug_content\">%s</div>\nLoaded includes: <div class=\"debug_include_list\">%s</div>",
-                       $this->__toString(),
-                       $content,
-                       ClassLoader::getSelfInstance()->getPrintableIncludeList()
-               ));
+       public final function setControllerInstance (Controller $controllerInstance) {
+               $this->controllerInstance = $controllerInstance;
        }
 
        /**
-        * Replaces control characters with printable output
+        * Getter for controller instance (this surely breaks a bit the MVC patterm)
         *
-        * @param       $str    String with control characters
-        * @return      $str    Replaced string
+        * @return      $controllerInstance             An instance of the controller
         */
-       protected function replaceControlCharacters ($str) {
-               // Replace them
-               $str = str_replace(
-                       chr(13), '[r]', str_replace(
-                       chr(10), '[n]', str_replace(
-                       chr(9) , '[t]',
-                       $str
-               )));
-
-               // Return it
-               return $str;
+       public final function getControllerInstance () {
+               return $this->controllerInstance;
        }
 
        /**
-        * Output a partial stub message for the caller method
+        * Setter for RNG instance
         *
-        * @param       $message        An optional message to display
+        * @param       $rngInstance    An instance of a random number generator (RNG)
         * @return      void
         */
-       protected function partialStub ($message = '') {
-               // Get the backtrace
-               $backtrace = debug_backtrace();
-
-               // Generate the class::method string
-               $methodName = 'UnknownClass-&gt;unknownMethod';
-               if ((isset($backtrace[1]['class'])) && (isset($backtrace[1]['function']))) {
-                       $methodName = $backtrace[1]['class'] . '-&gt;' . $backtrace[1]['function'];
-               } // END - if
-
-               // Construct the full message
-               $stubMessage = sprintf("[%s:] Partial stub!",
-                       $methodName
-               );
-
-               // Is the extra message given?
-               if (!empty($message)) {
-                       // Then add it as well
-                       $stubMessage .= sprintf(' Message: <span id="stub_message">%s</span>', $message);
-               } // END - if
-
-               // Debug instance is there?
-               if (!is_null($this->getDebugInstance())) {
-                       // Output stub message
-                       $this->debugOutput($stubMessage);
-               } else {
-                       // Trigger an error
-                       trigger_error($stubMessage . '<br />' + chr(10));
-               }
+       protected final function setRngInstance (RandomNumberGenerator $rngInstance) {
+               $this->rngInstance = $rngInstance;
        }
 
        /**
-        * Outputs a debug backtrace and stops further script execution
+        * Getter for RNG instance
         *
-        * @param       $message        An optional message to output
-        * @param       $doExit         Whether exit the program (true is default)
-        * @return      void
+        * @return      $rngInstance    An instance of a random number generator (RNG)
         */
-       public function debugBackTrace ($message = '', $doExit = true) {
-               // Sorry, there is no other way getting this nice backtrace
-               if (!empty($message)) {
-                       // Output message
-                       printf("Message: %s<br />\n", $message);
-               } // END - if
-
-               print('<pre>');
-               debug_print_backtrace();
-               print('</pre>');
-
-               // Exit program?
-               if ($doExit === true) {
-                       exit();
-               } // END - if
+       public final function getRngInstance () {
+               return $this->rngInstance;
        }
 
        /**
-        * Outputs a debug message whether to debug instance (should be set!) or dies with or pints the message
+        * Setter for Cryptable instance
         *
-        * @param       $message        Message we shall send out...
-        * @param       $doPrint        Whether we shall print or die here which first is the default
+        * @param       $cryptoInstance An instance of a Cryptable class
         * @return      void
         */
-       public function debugOutput ($message, $doPrint = true) {
-               // Get debug instance
-               $debugInstance = $this->getDebugInstance();
-
-               // Is the debug instance there?
-               if (is_object($debugInstance)) {
-                       // Use debug output handler
-                       $debugInstance->output($message);
-
-                       if ($doPrint === false) {
-                               // Die here if not printed
-                               die();
-                       } // END - if
-               } else {
-                       // Put directly out
-                       if ($doPrint === true) {
-                               // Are debug times enabled?
-                               if ($this->getConfigInstance()->getConfigEntry('debug_output_timings') == 'Y') {
-                                       // Output it first
-                                       print($this->getPrintableExecutionTime());
-                               } // END - if
-
-                               // Print message
-                               print($message . chr(10));
-                       } else {
-                               // DO NOT REWRITE THIS TO app_die() !!!
-                               die($message);
-                       }
-               }
+       protected final function setCryptoInstance (Cryptable $cryptoInstance) {
+               $this->cryptoInstance = $cryptoInstance;
        }
 
        /**
-        * Converts e.g. a command from URL to a valid class by keeping out bad characters
+        * Getter for Cryptable instance
         *
-        * @param       $str            The string, what ever it is needs to be converted
-        * @return      $className      Generated class name
+        * @return      $cryptoInstance An instance of a Cryptable class
         */
-       public function convertToClassName ($str) {
-               // Init class name
-               $className = '';
-
-               // Convert all dashes in underscores
-               $str = $this->convertDashesToUnderscores($str);
-
-               // Now use that underscores to get classname parts for hungarian style
-               foreach (explode('_', $str) as $strPart) {
-                       // Make the class name part lower case and first upper case
-                       $className .= ucfirst(strtolower($strPart));
-               } // END - foreach
-
-               // Return class name
-               return $className;
+       public final function getCryptoInstance () {
+               return $this->cryptoInstance;
        }
 
        /**
-        * Converts dashes to underscores, e.g. useable for configuration entries
+        * Setter for the list instance
         *
-        * @param       $str    The string with maybe dashes inside
-        * @return      $str    The converted string with no dashed, but underscores
+        * @param       $listInstance   A list of Listable
+        * @return      void
         */
-       public final function convertDashesToUnderscores ($str) {
-               // Convert them all
-               $str = str_replace('-', '_', $str);
-
-               // Return converted string
-               return $str;
+       protected final function setListInstance (Listable $listInstance) {
+               $this->listInstance = $listInstance;
        }
 
        /**
-        * Marks up the code by adding e.g. line numbers
+        * Getter for the list instance
         *
-        * @param       $phpCode                Unmarked PHP code
-        * @return      $markedCode             Marked PHP code
+        * @return      $listInstance   A list of Listable
         */
-       public function markupCode ($phpCode) {
-               // Init marked code
-               $markedCode = '';
-
-               // Get last error
-               $errorArray = error_get_last();
-
-               // Init the code with error message
-               if (is_array($errorArray)) {
-                       // Get error infos
-                       $markedCode = sprintf('<div id="error_header">File: <span id="error_data">%s</span>, Line: <span id="error_data">%s</span>, Message: <span id="error_data">%s</span>, Type: <span id="error_data">%s</span></div>',
-                               basename($errorArray['file']),
-                               $errorArray['line'],
-                               $errorArray['message'],
-                               $errorArray['type']
-                       );
-               } // END - if
-
-               // Add line number to the code
-               foreach (explode(chr(10), $phpCode) as $lineNo => $code) {
-                       // Add line numbers
-                       $markedCode .= sprintf('<span id="code_line">%s</span>: %s' + chr(10),
-                               ($lineNo + 1),
-                               htmlentities($code, ENT_QUOTES)
-                       );
-               } // END - foreach
-
-               // Return the code
-               return $markedCode;
+       protected final function getListInstance () {
+               return $this->listInstance;
        }
 
        /**
-        * Filter a given GMT timestamp (non Uni* stamp!) to make it look more
-        * beatiful for web-based front-ends. If null is given a message id
-        * null_timestamp will be resolved and returned.
+        * Setter for the menu instance
         *
-        * @param       $timestamp      Timestamp to prepare (filter) for display
-        * @return      $readable       A readable timestamp
+        * @param       $menuInstance   A RenderableMenu instance
+        * @return      void
         */
-       public function doFilterFormatTimestamp ($timestamp) {
-               // Default value to return
-               $readable = '???';
-
-               // Is the timestamp null?
-               if (is_null($timestamp)) {
-                       // Get a message string
-                       $readable = $this->getLanguageInstance()->getMessage('null_timestamp');
-               } else {
-                       switch ($this->getLanguageInstance()->getLanguageCode()) {
-                               case 'de': // German format is a bit different to default
-                                       // Split the GMT stamp up
-                                       $dateTime  = explode(' ', $timestamp  );
-                                       $dateArray = explode('-', $dateTime[0]);
-                                       $timeArray = explode(':', $dateTime[1]);
-
-                                       // Construct the timestamp
-                                       $readable = sprintf($this->getConfigInstance()->getConfigEntry('german_date_time'),
-                                               $dateArray[0],
-                                               $dateArray[1],
-                                               $dateArray[2],
-                                               $timeArray[0],
-                                               $timeArray[1],
-                                               $timeArray[2]
-                                       );
-                                       break;
-
-                               default: // Default is pass-through
-                                       $readable = $timestamp;
-                                       break;
-                       } // END - switch
-               }
-
-               // Return the stamp
-               return $readable;
+       protected final function setMenuInstance (RenderableMenu $menuInstance) {
+               $this->menuInstance = $menuInstance;
        }
 
        /**
-        * Filter a given number into a localized number
+        * Getter for the menu instance
         *
-        * @param       $value          The raw value from e.g. database
-        * @return      $localized      Localized value
+        * @return      $menuInstance   A RenderableMenu instance
         */
-       public function doFilterFormatNumber ($value) {
-               // Generate it from config and localize dependencies
-               switch ($this->getLanguageInstance()->getLanguageCode()) {
-                       case 'de': // German format is a bit different to default
-                               $localized = number_format($value, $this->getConfigInstance()->getConfigEntry('decimals'), ',', '.');
-                               break;
-
-                       default: // US, etc.
-                               $localized = number_format($value, $this->getConfigInstance()->getConfigEntry('decimals'), '.', ',');
-                               break;
-               } // END - switch
-
-               // Return it
-               return $localized;
+       protected final function getMenuInstance () {
+               return $this->menuInstance;
        }
 
        /**
-        * "Getter" for databse entry
+        * Setter for image instance
         *
-        * @return      $entry  An array with database entries
-        * @throws      NullPointerException    If the database result is not found
-        * @throws      InvalidDatabaseResultException  If the database result is invalid
+        * @param       $imageInstance  An instance of an image
+        * @return      void
         */
-       protected final function getDatabaseEntry () {
-               // Is there an instance?
-               if (is_null($this->getResultInstance())) {
-                       // Throw an exception here
-                       throw new NullPointerException($this, self::EXCEPTION_IS_NULL_POINTER);
-               } // END - if
-
-               // Rewind it
-               $this->getResultInstance()->rewind();
-
-               // Do we have an entry?
-               if ($this->getResultInstance()->valid() === false) {
-                       throw new InvalidDatabaseResultException(array($this, $this->getResultInstance()), DatabaseResult::EXCEPTION_INVALID_DATABASE_RESULT);
-               } // END - if
-
-               // Get next entry
-               $this->getResultInstance()->next();
-
-               // Fetch it
-               $entry = $this->getResultInstance()->current();
-
-               // And return it
-               return $entry;
+       public final function setImageInstance (BaseImage $imageInstance) {
+               $this->imageInstance = $imageInstance;
        }
 
        /**
-        * Getter for field name
+        * Getter for image instance
         *
-        * @param       $fieldName              Field name which we shall get
-        * @return      $fieldValue             Field value from the user
-        * @throws      NullPointerException    If the result instance is null
+        * @return      $imageInstance  An instance of an image
         */
-       public final function getField ($fieldName) {
-               // Default field value
-               $fieldValue = NULL;
-
-               // Get result instance
-               $resultInstance = $this->getResultInstance();
-
-               // Is this instance null?
-               if (is_null($resultInstance)) {
-                       // Then the user instance is no longer valid (expired cookies?)
-                       throw new NullPointerException($this, self::EXCEPTION_IS_NULL_POINTER);
-               } // END - if
-
-               // Get current array
-               $fieldArray = $resultInstance->current();
-               //* DEBUG: */ $this->debugOutput($fieldName.':<pre>'.print_r($fieldArray, true).'</pre>');
-
-               // Does the field exist?
-               if (isset($fieldArray[$fieldName])) {
-                       // Get it
-                       $fieldValue = $fieldArray[$fieldName];
-               } // END - if
-
-               // Return it
-               return $fieldValue;
+       public final function getImageInstance () {
+               return $this->imageInstance;
        }
 
        /**
-        * Protected setter for user instance
+        * Setter for stacker instance
         *
-        * @param       $userInstance   An instance of a user class
+        * @param       $stackerInstance        An instance of an stacker
         * @return      void
         */
-       protected final function setUserInstance (ManageableAccount $userInstance) {
-               $this->userInstance = $userInstance;
+       public final function setStackerInstance (Stackable $stackerInstance) {
+               $this->stackerInstance = $stackerInstance;
        }
 
        /**
-        * Getter for user instance
+        * Getter for stacker instance
         *
-        * @return      $userInstance   An instance of a user class
+        * @return      $stackerInstance        An instance of an stacker
         */
-       public final function getUserInstance () {
-               return $this->userInstance;
+       public final function getStackerInstance () {
+               return $this->stackerInstance;
        }
 
        /**
-        * Setter for controller instance (this surely breaks a bit the MVC patterm)
+        * Setter for compressor instance
         *
-        * @param       $controllerInstance             An instance of the controller
+        * @param       $compressorInstance     An instance of an compressor
         * @return      void
         */
-       public final function setControllerInstance (Controller $controllerInstance) {
-               $this->controllerInstance = $controllerInstance;
-       }
+       public final function setCompressorInstance (Compressor $compressorInstance) {
+               $this->compressorInstance = $compressorInstance;
+       }
 
        /**
-        * Getter for controller instance (this surely breaks a bit the MVC patterm)
+        * Getter for compressor instance
         *
-        * @return      $controllerInstance             An instance of the controller
+        * @return      $compressorInstance     An instance of an compressor
         */
-       public final function getControllerInstance () {
-               return $this->controllerInstance;
+       public final function getCompressorInstance () {
+               return $this->compressorInstance;
        }
 
        /**
-        * Flushs all pending updates to the database layer
+        * Setter for Parseable instance
         *
+        * @param       $parserInstance An instance of an Parseable
         * @return      void
         */
-       public function flushPendingUpdates () {
-               // Get result instance
-               $resultInstance = $this->getResultInstance();
-
-               // Do we have data to update?
-               if ((is_object($resultInstance)) && ($resultInstance->ifDataNeedsFlush())) {
-                       // Get wrapper class name config entry
-                       $configEntry = $resultInstance->getUpdateInstance()->getWrapperConfigEntry();
-
-                       // Create object instance
-                       $wrapperInstance = ObjectFactory::createObjectByConfiguredName($configEntry);
+       public final function setParserInstance (Parseable $parserInstance) {
+               $this->parserInstance = $parserInstance;
+       }
 
-                       // Yes, then send the whole result to the database layer
-                       $wrapperInstance->doUpdateByResult($this->getResultInstance());
-               } // END - if
+       /**
+        * Getter for Parseable instance
+        *
+        * @return      $parserInstance An instance of an Parseable
+        */
+       public final function getParserInstance () {
+               return $this->parserInstance;
        }
 
        /**
-        * Outputs a deprecation warning to the developer.
+        * Setter for ProtocolHandler instance
         *
-        * @param       $message        The message we shall output to the developer
+        * @param       $protocolInstance       An instance of an ProtocolHandler
         * @return      void
-        * @todo        Write a logging mechanism for productive mode
         */
-       public function deprecationWarning ($message) {
-               // Is developer mode active?
-               if (defined('DEVELOPER')) {
-                       // Debug instance is there?
-                       if (!is_null($this->getDebugInstance())) {
-                               // Output stub message
-                               $this->debugOutput($message);
-                       } else {
-                               // Trigger an error
-                               trigger_error($message . "<br />\n");
-                       }
-               } else {
-                       // @TODO Finish this part!
-                       $this->partialStub('Developer mode inactive. Message:' . $message);
-               }
+       public final function setProtocolInstance (ProtocolHandler $protocolInstance = NULL) {
+               $this->protocolInstance = $protocolInstance;
        }
 
        /**
-        * Checks whether the given PHP extension is loaded
+        * Getter for ProtocolHandler instance
         *
-        * @param       $phpExtension   The PHP extension we shall check
-        * @return      $isLoaded       Whether the PHP extension is loaded
+        * @return      $protocolInstance       An instance of an ProtocolHandler
         */
-       public final function isPhpExtensionLoaded ($phpExtension) {
-               // Is it loaded?
-               $isLoaded = in_array($phpExtension, get_loaded_extensions());
-
-               // Return result
-               return $isLoaded;
+       public final function getProtocolInstance () {
+               return $this->protocolInstance;
        }
 
        /**
-        * Setter for RNG instance
+        * Setter for BaseDatabaseWrapper instance
         *
-        * @param       $rngInstance    An instance of a random number generator (RNG)
+        * @param       $wrapperInstance        An instance of an BaseDatabaseWrapper
         * @return      void
         */
-       protected final function setRngInstance (RandomNumberGenerator $rngInstance) {
-               $this->rngInstance = $rngInstance;
+       public final function setWrapperInstance (BaseDatabaseWrapper $wrapperInstance) {
+               $this->wrapperInstance = $wrapperInstance;
        }
 
        /**
-        * Getter for RNG instance
+        * Getter for BaseDatabaseWrapper instance
         *
-        * @return      $rngInstance    An instance of a random number generator (RNG)
+        * @return      $wrapperInstance        An instance of an BaseDatabaseWrapper
         */
-       public final function getRngInstance () {
-               return $this->rngInstance;
+       public final function getWrapperInstance () {
+               return $this->wrapperInstance;
        }
 
        /**
-        * Setter for Cryptable instance
+        * Setter for socket resource
         *
-        * @param       $cryptoInstance An instance of a Cryptable class
+        * @param       $socketResource         A valid socket resource
         * @return      void
         */
-       protected final function setCryptoInstance (Cryptable $cryptoInstance) {
-               $this->cryptoInstance = $cryptoInstance;
+       public final function setSocketResource ($socketResource) {
+               $this->socketResource = $socketResource;
        }
 
        /**
-        * Getter for Cryptable instance
+        * Getter for socket resource
         *
-        * @return      $cryptoInstance An instance of a Cryptable class
+        * @return      $socketResource         A valid socket resource
         */
-       public final function getCryptoInstance () {
-               return $this->cryptoInstance;
+       public function getSocketResource () {
+               return $this->socketResource;
        }
 
        /**
-        * Setter for Iterator instance
+        * Setter for helper instance
         *
-        * @param       $iteratorInstance       An instance of an Iterator
+        * @param       $helperInstance         An instance of a helper class
         * @return      void
         */
-       protected final function setIteratorInstance (Iterator $iteratorInstance) {
-               $this->iteratorInstance = $iteratorInstance;
+       protected final function setHelperInstance (Helper $helperInstance) {
+               $this->helperInstance = $helperInstance;
        }
 
        /**
-        * Getter for Iterator instance
+        * Getter for helper instance
         *
-        * @return      $iteratorInstance       An instance of an Iterator
+        * @return      $helperInstance         An instance of a helper class
         */
-       public final function getIteratorInstance () {
-               return $this->iteratorInstance;
+       public final function getHelperInstance () {
+               return $this->helperInstance;
        }
 
        /**
-        * "Getter" as a time() replacement but with milliseconds. You should use this
-        * method instead of the encapsulated getimeofday() function.
+        * Setter for a Sourceable instance
         *
-        * @return      $milliTime      Timestamp with milliseconds
+        * @param       $sourceInstance The Sourceable instance
+        * @return      void
         */
-       public function getMilliTime () {
-               // Get the time of day as float
-               $milliTime = gettimeofday(true);
-
-               // Return it
-               return $milliTime;
+       protected final function setSourceInstance (Sourceable $sourceInstance) {
+               $this->sourceInstance = $sourceInstance;
        }
 
        /**
-        * Idles (sleeps) for given milliseconds
+        * Getter for a Sourceable instance
         *
-        * @return      $hasSlept       Whether it goes fine
+        * @return      $sourceInstance The Sourceable instance
         */
-       public function idle ($milliSeconds) {
-               // Sleep is fine by default
-               $hasSlept = true;
-
-               // Idle so long with found function
-               if (function_exists('time_sleep_until')) {
-                       // Get current time and add idle time
-                       $sleepUntil = $this->getMilliTime() + abs($milliSeconds) / 1000;
-
-                       // New PHP 5.1.0 function found, ignore errors
-                       $hasSlept = @time_sleep_until($sleepUntil);
-               } else {
-                       /*
-                        * My Sun station doesn't have that function even with latest PHP
-                        * package. :(
-                        */
-                       usleep($milliSeconds * 1000);
-               }
-
-               // Return result
-               return $hasSlept;
+       protected final function getSourceInstance () {
+               return $this->sourceInstance;
        }
 
        /**
-        * Setter for the list instance
+        * Getter for a InputStreamable instance
         *
-        * @param       $listInstance   A list of Listable
-        * @return      void
+        * @param       $inputStreamInstance    The InputStreamable instance
         */
-       protected final function setListInstance (Listable $listInstance) {
-               $this->listInstance = $listInstance;
+       protected final function getInputStreamInstance () {
+               return $this->inputStreamInstance;
        }
 
        /**
-        * Getter for the list instance
+        * Setter for a InputStreamable instance
         *
-        * @return      $listInstance   A list of Listable
+        * @param       $inputStreamInstance    The InputStreamable instance
+        * @return      void
         */
-       protected final function getListInstance () {
-               return $this->listInstance;
+       protected final function setInputStreamInstance (InputStreamable $inputStreamInstance) {
+               $this->inputStreamInstance = $inputStreamInstance;
        }
 
        /**
-        * Setter for the menu instance
+        * Getter for a OutputStreamable instance
         *
-        * @param       $menuInstance   A RenderableMenu instance
-        * @return      void
+        * @param       $outputStreamInstance   The OutputStreamable instance
         */
-       protected final function setMenuInstance (RenderableMenu $menuInstance) {
-               $this->menuInstance = $menuInstance;
+       protected final function getOutputStreamInstance () {
+               return $this->outputStreamInstance;
        }
 
        /**
-        * Getter for the menu instance
+        * Setter for a OutputStreamable instance
         *
-        * @return      $menuInstance   A RenderableMenu instance
+        * @param       $outputStreamInstance   The OutputStreamable instance
+        * @return      void
         */
-       protected final function getMenuInstance () {
-               return $this->menuInstance;
+       protected final function setOutputStreamInstance (OutputStreamable $outputStreamInstance) {
+               $this->outputStreamInstance = $outputStreamInstance;
        }
 
        /**
-        * Setter for image instance
+        * Setter for handler instance
         *
-        * @param       $imageInstance  An instance of an image
+        * @param       $handlerInstance        An instance of a Handleable class
         * @return      void
         */
-       public final function setImageInstance (BaseImage $imageInstance) {
-               $this->imageInstance = $imageInstance;
+       protected final function setHandlerInstance (Handleable $handlerInstance) {
+               $this->handlerInstance = $handlerInstance;
        }
 
        /**
-        * Getter for image instance
+        * Getter for handler instance
         *
-        * @return      $imageInstance  An instance of an image
+        * @return      $handlerInstance        A Networkable instance
         */
-       public final function getImageInstance () {
-               return $this->imageInstance;
+       protected final function getHandlerInstance () {
+               return $this->handlerInstance;
        }
 
        /**
-        * Setter for stacker instance
+        * Setter for visitor instance
         *
-        * @param       $stackerInstance        An instance of an stacker
+        * @param       $visitorInstance        A Visitor instance
         * @return      void
         */
-       public final function setStackerInstance (Stackable $stackerInstance) {
-               $this->stackerInstance = $stackerInstance;
+       protected final function setVisitorInstance (Visitor $visitorInstance) {
+               $this->visitorInstance = $visitorInstance;
        }
 
        /**
-        * Getter for stacker instance
+        * Getter for visitor instance
         *
-        * @return      $stackerInstance        An instance of an stacker
+        * @return      $visitorInstance        A Visitor instance
         */
-       public final function getStackerInstance () {
-               return $this->stackerInstance;
+       protected final function getVisitorInstance () {
+               return $this->visitorInstance;
        }
 
        /**
-        * Setter for compressor instance
+        * Setter for raw package Data
         *
-        * @param       $compressorInstance     An instance of an compressor
+        * @param       $packageData    Raw package Data
         * @return      void
         */
-       public final function setCompressorInstance (Compressor $compressorInstance) {
-               $this->compressorInstance = $compressorInstance;
+       public final function setPackageData (array $packageData) {
+               $this->packageData = $packageData;
        }
 
        /**
-        * Getter for compressor instance
+        * Getter for raw package Data
         *
-        * @return      $compressorInstance     An instance of an compressor
+        * @return      $packageData    Raw package Data
         */
-       public final function getCompressorInstance () {
-               return $this->compressorInstance;
+       public function getPackageData () {
+               return $this->packageData;
        }
 
+
        /**
-        * Setter for Parseable instance
+        * Setter for Iterator instance
         *
-        * @param       $parserInstance An instance of an Parseable
+        * @param       $iteratorInstance       An instance of an Iterator
         * @return      void
         */
-       public final function setParserInstance (Parseable $parserInstance) {
-               $this->parserInstance = $parserInstance;
+       protected final function setIteratorInstance (Iterator $iteratorInstance) {
+               $this->iteratorInstance = $iteratorInstance;
        }
 
        /**
-        * Getter for Parseable instance
+        * Getter for Iterator instance
         *
-        * @return      $parserInstance An instance of an Parseable
+        * @return      $iteratorInstance       An instance of an Iterator
         */
-       public final function getParserInstance () {
-               return $this->parserInstance;
+       public final function getIteratorInstance () {
+               return $this->iteratorInstance;
        }
 
        /**
-        * Setter for ProtocolHandler instance
+        * Checks whether an object equals this object. You should overwrite this
+        * method to implement own equality checks
         *
-        * @param       $protocolInstance       An instance of an ProtocolHandler
+        * @param       $objectInstance         An instance of a FrameworkInterface object
+        * @return      $equals                         Whether both objects equals
+        */
+       public function equals (FrameworkInterface $objectInstance) {
+               // Now test it
+               $equals = ((
+                       $this->__toString() == $objectInstance->__toString()
+               ) && (
+                       $this->hashCode() == $objectInstance->hashCode()
+               ));
+
+               // Return the result
+               return $equals;
+       }
+
+       /**
+        * Generates a generic hash code of this class. You should really overwrite
+        * this method with your own hash code generator code. But keep KISS in mind.
+        *
+        * @return      $hashCode       A generic hash code respresenting this whole class
+        */
+       public function hashCode () {
+               // Simple hash code
+               return crc32($this->__toString());
+       }
+
+       /**
+        * Formats computer generated price values into human-understandable formats
+        * with thousand and decimal separators.
+        *
+        * @param       $value          The in computer format value for a price
+        * @param       $currency       The currency symbol (use HTML-valid characters!)
+        * @param       $decNum         Number of decimals after commata
+        * @return      $price          The for the current language formated price string
+        * @throws      MissingDecimalsThousandsSeparatorException      If decimals or
+        *                                                                                              thousands separator
+        *                                                                                              is missing
+        */
+       public function formatCurrency ($value, $currency = '&euro;', $decNum = 2) {
+               // Are all required attriutes set?
+               if ((!isset($this->decimals)) || (!isset($this->thousands))) {
+                       // Throw an exception
+                       throw new MissingDecimalsThousandsSeparatorException($this, self::EXCEPTION_ATTRIBUTES_ARE_MISSING);
+               } // END - if
+
+               // Cast the number
+               $value = (float) $value;
+
+               // Reformat the US number
+               $price = number_format($value, $decNum, $this->decimals, $this->thousands) . $currency;
+
+               // Return as string...
+               return $price;
+       }
+
+       /**
+        * Appends a trailing slash to a string
+        *
+        * @param       $str    A string (maybe) without trailing slash
+        * @return      $str    A string with an auto-appended trailing slash
+        */
+       public final function addMissingTrailingSlash ($str) {
+               // Is there a trailing slash?
+               if (substr($str, -1, 1) != '/') {
+                       $str .= '/';
+               } // END - if
+
+               // Return string with trailing slash
+               return $str;
+       }
+
+       /**
+        * Prepare the template engine (WebTemplateEngine by default) for a given
+        * application helper instance (ApplicationHelper by default).
+        *
+        * @param               $applicationInstance    An application helper instance or
+        *                                                                              null if we shall use the default
+        * @return              $templateInstance               The template engine instance
+        * @throws              NullPointerException    If the discovered application
+        *                                                                              instance is still null
+        */
+       protected function prepareTemplateInstance (ManageableApplication $applicationInstance = NULL) {
+               // Is the application instance set?
+               if (is_null($applicationInstance)) {
+                       // Get the current instance
+                       $applicationInstance = $this->getApplicationInstance();
+
+                       // Still null?
+                       if (is_null($applicationInstance)) {
+                               // Thrown an exception
+                               throw new NullPointerException($this, self::EXCEPTION_IS_NULL_POINTER);
+                       } // END - if
+               } // END - if
+
+               // Initialize the template engine
+               $templateInstance = ObjectFactory::createObjectByConfiguredName('web_template_class');
+
+               // Return the prepared instance
+               return $templateInstance;
+       }
+
+       /**
+        * Debugs this instance by putting out it's full content
+        *
+        * @param       $message        Optional message to show in debug output
         * @return      void
         */
-       public final function setProtocolInstance (ProtocolHandler $protocolInstance = NULL) {
-               $this->protocolInstance = $protocolInstance;
+       public final function debugInstance ($message = '') {
+               // Restore the error handler to avoid trouble with missing array elements or undeclared variables
+               restore_error_handler();
+
+               // Init content
+               $content = '';
+
+               // Is a message set?
+               if (!empty($message)) {
+                       // Construct message
+                       $content = sprintf("<div class=\"debug_message\">Message: %s</div>\n", $message);
+               } // END - if
+
+               // Generate the output
+               $content .= sprintf("<pre>%s</pre>",
+                       trim(
+                               htmlentities(
+                                       print_r($this, true)
+                               )
+                       )
+               );
+
+               // Output it
+               ApplicationEntryPoint::app_die(sprintf("<div class=\"debug_header\">%s debug output:</div><div class=\"debug_content\">%s</div>\nLoaded includes: <div class=\"debug_include_list\">%s</div>",
+                       $this->__toString(),
+                       $content,
+                       ClassLoader::getSelfInstance()->getPrintableIncludeList()
+               ));
        }
 
        /**
-        * Getter for ProtocolHandler instance
+        * Replaces control characters with printable output
         *
-        * @return      $protocolInstance       An instance of an ProtocolHandler
+        * @param       $str    String with control characters
+        * @return      $str    Replaced string
         */
-       public final function getProtocolInstance () {
-               return $this->protocolInstance;
+       protected function replaceControlCharacters ($str) {
+               // Replace them
+               $str = str_replace(
+                       chr(13), '[r]', str_replace(
+                       chr(10), '[n]', str_replace(
+                       chr(9) , '[t]',
+                       $str
+               )));
+
+               // Return it
+               return $str;
        }
 
        /**
-        * Setter for BaseDatabaseWrapper instance
+        * Output a partial stub message for the caller method
         *
-        * @param       $wrapperInstance        An instance of an BaseDatabaseWrapper
+        * @param       $message        An optional message to display
         * @return      void
         */
-       public final function setWrapperInstance (BaseDatabaseWrapper $wrapperInstance) {
-               $this->wrapperInstance = $wrapperInstance;
+       protected function partialStub ($message = '') {
+               // Get the backtrace
+               $backtrace = debug_backtrace();
+
+               // Generate the class::method string
+               $methodName = 'UnknownClass-&gt;unknownMethod';
+               if ((isset($backtrace[1]['class'])) && (isset($backtrace[1]['function']))) {
+                       $methodName = $backtrace[1]['class'] . '-&gt;' . $backtrace[1]['function'];
+               } // END - if
+
+               // Construct the full message
+               $stubMessage = sprintf("[%s:] Partial stub!",
+                       $methodName
+               );
+
+               // Is the extra message given?
+               if (!empty($message)) {
+                       // Then add it as well
+                       $stubMessage .= sprintf(' Message: <span id="stub_message">%s</span>', $message);
+               } // END - if
+
+               // Debug instance is there?
+               if (!is_null($this->getDebugInstance())) {
+                       // Output stub message
+                       $this->debugOutput($stubMessage);
+               } else {
+                       // Trigger an error
+                       trigger_error($stubMessage . '<br />' . chr(10));
+               }
+       }
+
+       /**
+        * Outputs a debug backtrace and stops further script execution
+        *
+        * @param       $message        An optional message to output
+        * @param       $doExit         Whether exit the program (true is default)
+        * @return      void
+        */
+       public function debugBackTrace ($message = '', $doExit = true) {
+               // Sorry, there is no other way getting this nice backtrace
+               if (!empty($message)) {
+                       // Output message
+                       printf("Message: %s<br />" . chr(10), $message);
+               } // END - if
+
+               print('<pre>');
+               debug_print_backtrace();
+               print('</pre>');
+
+               // Exit program?
+               if ($doExit === true) {
+                       exit();
+               } // END - if
+       }
+
+       /**
+        * Outputs a debug message whether to debug instance (should be set!) or dies with or pints the message
+        *
+        * @param       $message        Message we shall send out...
+        * @param       $doPrint        Whether we shall print or die here which first is the default
+        * @return      void
+        */
+       public function debugOutput ($message, $doPrint = true) {
+               // Get debug instance
+               $debugInstance = $this->getDebugInstance();
+
+               // Is the debug instance there?
+               if (is_object($debugInstance)) {
+                       // Use debug output handler
+                       $debugInstance->output($message);
+
+                       if ($doPrint === false) {
+                               // Die here if not printed
+                               die();
+                       } // END - if
+               } else {
+                       // Put directly out
+                       if ($doPrint === true) {
+                               // Are debug times enabled?
+                               if ($this->getConfigInstance()->getConfigEntry('debug_output_timings') == 'Y') {
+                                       // Output it first
+                                       print($this->getPrintableExecutionTime());
+                               } // END - if
+
+                               // Print message
+                               print($message . chr(10));
+                       } else {
+                               // DO NOT REWRITE THIS TO app_die() !!!
+                               die($message);
+                       }
+               }
+       }
+
+       /**
+        * Converts e.g. a command from URL to a valid class by keeping out bad characters
+        *
+        * @param       $str            The string, what ever it is needs to be converted
+        * @return      $className      Generated class name
+        */
+       public function convertToClassName ($str) {
+               // Init class name
+               $className = '';
+
+               // Convert all dashes in underscores
+               $str = $this->convertDashesToUnderscores($str);
+
+               // Now use that underscores to get classname parts for hungarian style
+               foreach (explode('_', $str) as $strPart) {
+                       // Make the class name part lower case and first upper case
+                       $className .= ucfirst(strtolower($strPart));
+               } // END - foreach
+
+               // Return class name
+               return $className;
+       }
+
+       /**
+        * Converts dashes to underscores, e.g. useable for configuration entries
+        *
+        * @param       $str    The string with maybe dashes inside
+        * @return      $str    The converted string with no dashed, but underscores
+        */
+       public final function convertDashesToUnderscores ($str) {
+               // Convert them all
+               $str = str_replace('-', '_', $str);
+
+               // Return converted string
+               return $str;
+       }
+
+       /**
+        * Marks up the code by adding e.g. line numbers
+        *
+        * @param       $phpCode                Unmarked PHP code
+        * @return      $markedCode             Marked PHP code
+        */
+       public function markupCode ($phpCode) {
+               // Init marked code
+               $markedCode = '';
+
+               // Get last error
+               $errorArray = error_get_last();
+
+               // Init the code with error message
+               if (is_array($errorArray)) {
+                       // Get error infos
+                       $markedCode = sprintf('<div id="error_header">File: <span id="error_data">%s</span>, Line: <span id="error_data">%s</span>, Message: <span id="error_data">%s</span>, Type: <span id="error_data">%s</span></div>',
+                               basename($errorArray['file']),
+                               $errorArray['line'],
+                               $errorArray['message'],
+                               $errorArray['type']
+                       );
+               } // END - if
+
+               // Add line number to the code
+               foreach (explode(chr(10), $phpCode) as $lineNo => $code) {
+                       // Add line numbers
+                       $markedCode .= sprintf('<span id="code_line">%s</span>: %s' . chr(10),
+                               ($lineNo + 1),
+                               htmlentities($code, ENT_QUOTES)
+                       );
+               } // END - foreach
+
+               // Return the code
+               return $markedCode;
        }
 
-       /**
-        * Getter for BaseDatabaseWrapper instance
-        *
-        * @return      $wrapperInstance        An instance of an BaseDatabaseWrapper
-        */
-       public final function getWrapperInstance () {
-               return $this->wrapperInstance;
+       /**
+        * Filter a given GMT timestamp (non Uni* stamp!) to make it look more
+        * beatiful for web-based front-ends. If null is given a message id
+        * null_timestamp will be resolved and returned.
+        *
+        * @param       $timestamp      Timestamp to prepare (filter) for display
+        * @return      $readable       A readable timestamp
+        */
+       public function doFilterFormatTimestamp ($timestamp) {
+               // Default value to return
+               $readable = '???';
+
+               // Is the timestamp null?
+               if (is_null($timestamp)) {
+                       // Get a message string
+                       $readable = $this->getLanguageInstance()->getMessage('null_timestamp');
+               } else {
+                       switch ($this->getLanguageInstance()->getLanguageCode()) {
+                               case 'de': // German format is a bit different to default
+                                       // Split the GMT stamp up
+                                       $dateTime  = explode(' ', $timestamp  );
+                                       $dateArray = explode('-', $dateTime[0]);
+                                       $timeArray = explode(':', $dateTime[1]);
+
+                                       // Construct the timestamp
+                                       $readable = sprintf($this->getConfigInstance()->getConfigEntry('german_date_time'),
+                                               $dateArray[0],
+                                               $dateArray[1],
+                                               $dateArray[2],
+                                               $timeArray[0],
+                                               $timeArray[1],
+                                               $timeArray[2]
+                                       );
+                                       break;
+
+                               default: // Default is pass-through
+                                       $readable = $timestamp;
+                                       break;
+                       } // END - switch
+               }
+
+               // Return the stamp
+               return $readable;
        }
 
        /**
-        * Setter for socket resource
+        * Filter a given number into a localized number
         *
-        * @param       $socketResource         A valid socket resource
-        * @return      void
+        * @param       $value          The raw value from e.g. database
+        * @return      $localized      Localized value
         */
-       public final function setSocketResource ($socketResource) {
-               $this->socketResource = $socketResource;
-       }
+       public function doFilterFormatNumber ($value) {
+               // Generate it from config and localize dependencies
+               switch ($this->getLanguageInstance()->getLanguageCode()) {
+                       case 'de': // German format is a bit different to default
+                               $localized = number_format($value, $this->getConfigInstance()->getConfigEntry('decimals'), ',', '.');
+                               break;
 
-       /**
-        * Getter for socket resource
-        *
-        * @return      $socketResource         A valid socket resource
-        */
-       public function getSocketResource () {
-               return $this->socketResource;
-       }
+                       default: // US, etc.
+                               $localized = number_format($value, $this->getConfigInstance()->getConfigEntry('decimals'), '.', ',');
+                               break;
+               } // END - switch
 
-       /**
-        * Setter for helper instance
-        *
-        * @param       $helperInstance         An instance of a helper class
-        * @return      void
-        */
-       protected final function setHelperInstance (Helper $helperInstance) {
-               $this->helperInstance = $helperInstance;
+               // Return it
+               return $localized;
        }
 
        /**
-        * Getter for helper instance
+        * "Getter" for databse entry
         *
-        * @return      $helperInstance         An instance of a helper class
+        * @return      $entry  An array with database entries
+        * @throws      NullPointerException    If the database result is not found
+        * @throws      InvalidDatabaseResultException  If the database result is invalid
         */
-       public final function getHelperInstance () {
-               return $this->helperInstance;
-       }
+       protected final function getDatabaseEntry () {
+               // Is there an instance?
+               if (is_null($this->getResultInstance())) {
+                       // Throw an exception here
+                       throw new NullPointerException($this, self::EXCEPTION_IS_NULL_POINTER);
+               } // END - if
 
-       /**
-        * Setter for a Sourceable instance
-        *
-        * @param       $sourceInstance The Sourceable instance
-        * @return      void
-        */
-       protected final function setSourceInstance (Sourceable $sourceInstance) {
-               $this->sourceInstance = $sourceInstance;
-       }
+               // Rewind it
+               $this->getResultInstance()->rewind();
 
-       /**
-        * Getter for a Sourceable instance
-        *
-        * @return      $sourceInstance The Sourceable instance
-        */
-       protected final function getSourceInstance () {
-               return $this->sourceInstance;
-       }
+               // Do we have an entry?
+               if ($this->getResultInstance()->valid() === false) {
+                       throw new InvalidDatabaseResultException(array($this, $this->getResultInstance()), DatabaseResult::EXCEPTION_INVALID_DATABASE_RESULT);
+               } // END - if
 
-       /**
-        * Getter for a InputStreamable instance
-        *
-        * @param       $inputStreamInstance    The InputStreamable instance
-        */
-       protected final function getInputStreamInstance () {
-               return $this->inputStreamInstance;
-       }
+               // Get next entry
+               $this->getResultInstance()->next();
 
-       /**
-        * Setter for a InputStreamable instance
-        *
-        * @param       $inputStreamInstance    The InputStreamable instance
-        * @return      void
-        */
-       protected final function setInputStreamInstance (InputStreamable $inputStreamInstance) {
-               $this->inputStreamInstance = $inputStreamInstance;
-       }
+               // Fetch it
+               $entry = $this->getResultInstance()->current();
 
-       /**
-        * Getter for a OutputStreamable instance
-        *
-        * @param       $outputStreamInstance   The OutputStreamable instance
-        */
-       protected final function getOutputStreamInstance () {
-               return $this->outputStreamInstance;
+               // And return it
+               return $entry;
        }
 
        /**
-        * Setter for a OutputStreamable instance
+        * Getter for field name
         *
-        * @param       $outputStreamInstance   The OutputStreamable instance
-        * @return      void
+        * @param       $fieldName              Field name which we shall get
+        * @return      $fieldValue             Field value from the user
+        * @throws      NullPointerException    If the result instance is null
         */
-       protected final function setOutputStreamInstance (OutputStreamable $outputStreamInstance) {
-               $this->outputStreamInstance = $outputStreamInstance;
+       public final function getField ($fieldName) {
+               // Default field value
+               $fieldValue = NULL;
+
+               // Get result instance
+               $resultInstance = $this->getResultInstance();
+
+               // Is this instance null?
+               if (is_null($resultInstance)) {
+                       // Then the user instance is no longer valid (expired cookies?)
+                       throw new NullPointerException($this, self::EXCEPTION_IS_NULL_POINTER);
+               } // END - if
+
+               // Get current array
+               $fieldArray = $resultInstance->current();
+               //* DEBUG: */ $this->debugOutput($fieldName.':<pre>'.print_r($fieldArray, true).'</pre>');
+
+               // Does the field exist?
+               if (isset($fieldArray[$fieldName])) {
+                       // Get it
+                       $fieldValue = $fieldArray[$fieldName];
+               } // END - if
+
+               // Return it
+               return $fieldValue;
        }
 
        /**
-        * Setter for handler instance
+        * Flushs all pending updates to the database layer
         *
-        * @param       $handlerInstance        An instance of a Handleable class
         * @return      void
         */
-       protected final function setHandlerInstance (Handleable $handlerInstance) {
-               $this->handlerInstance = $handlerInstance;
-       }
+       public function flushPendingUpdates () {
+               // Get result instance
+               $resultInstance = $this->getResultInstance();
 
-       /**
-        * Getter for handler instance
-        *
-        * @return      $handlerInstance        A Networkable instance
-        */
-       protected final function getHandlerInstance () {
-               return $this->handlerInstance;
+               // Do we have data to update?
+               if ((is_object($resultInstance)) && ($resultInstance->ifDataNeedsFlush())) {
+                       // Get wrapper class name config entry
+                       $configEntry = $resultInstance->getUpdateInstance()->getWrapperConfigEntry();
+
+                       // Create object instance
+                       $wrapperInstance = ObjectFactory::createObjectByConfiguredName($configEntry);
+
+                       // Yes, then send the whole result to the database layer
+                       $wrapperInstance->doUpdateByResult($this->getResultInstance());
+               } // END - if
        }
 
        /**
-        * Setter for visitor instance
+        * Outputs a deprecation warning to the developer.
         *
-        * @param       $visitorInstance        A Visitor instance
+        * @param       $message        The message we shall output to the developer
         * @return      void
+        * @todo        Write a logging mechanism for productive mode
         */
-       protected final function setVisitorInstance (Visitor $visitorInstance) {
-               $this->visitorInstance = $visitorInstance;
+       public function deprecationWarning ($message) {
+               // Is developer mode active?
+               if (defined('DEVELOPER')) {
+                       // Debug instance is there?
+                       if (!is_null($this->getDebugInstance())) {
+                               // Output stub message
+                               $this->debugOutput($message);
+                       } else {
+                               // Trigger an error
+                               trigger_error($message . "<br />\n");
+                       }
+               } else {
+                       // @TODO Finish this part!
+                       $this->partialStub('Developer mode inactive. Message:' . $message);
+               }
        }
 
        /**
-        * Getter for visitor instance
+        * Checks whether the given PHP extension is loaded
         *
-        * @return      $visitorInstance        A Visitor instance
+        * @param       $phpExtension   The PHP extension we shall check
+        * @return      $isLoaded       Whether the PHP extension is loaded
         */
-       protected final function getVisitorInstance () {
-               return $this->visitorInstance;
+       public final function isPhpExtensionLoaded ($phpExtension) {
+               // Is it loaded?
+               $isLoaded = in_array($phpExtension, get_loaded_extensions());
+
+               // Return result
+               return $isLoaded;
        }
 
        /**
-        * Setter for raw package Data
+        * "Getter" as a time() replacement but with milliseconds. You should use this
+        * method instead of the encapsulated getimeofday() function.
         *
-        * @param       $packageData    Raw package Data
-        * @return      void
+        * @return      $milliTime      Timestamp with milliseconds
         */
-       public final function setPackageData (array $packageData) {
-               $this->packageData = $packageData;
+       public function getMilliTime () {
+               // Get the time of day as float
+               $milliTime = gettimeofday(true);
+
+               // Return it
+               return $milliTime;
        }
 
        /**
-        * Getter for raw package Data
+        * Idles (sleeps) for given milliseconds
         *
-        * @return      $packageData    Raw package Data
+        * @return      $hasSlept       Whether it goes fine
         */
-       public function getPackageData () {
-               return $this->packageData;
-       }
+       public function idle ($milliSeconds) {
+               // Sleep is fine by default
+               $hasSlept = true;
+
+               // Idle so long with found function
+               if (function_exists('time_sleep_until')) {
+                       // Get current time and add idle time
+                       $sleepUntil = $this->getMilliTime() + abs($milliSeconds) / 1000;
+
+                       // New PHP 5.1.0 function found, ignore errors
+                       $hasSlept = @time_sleep_until($sleepUntil);
+               } else {
+                       /*
+                        * My Sun station doesn't have that function even with latest PHP
+                        * package. :(
+                        */
+                       usleep($milliSeconds * 1000);
+               }
 
+               // Return result
+               return $hasSlept;
+       }
        /**
         * Converts a hexadecimal string, even with negative sign as first string to
         * a decimal number using BC functions.