ilAssLacOperationManufacturer Class Reference

This file is part of ILIAS, a powerful learning management system published by ILIAS open source e-Learning e.V. More...

Inheritance diagram for ilAssLacOperationManufacturer:

Collaboration diagram for ilAssLacOperationManufacturer:

Public Member Functions
	manufacture (string $attribute)
	Create a new specific Composite object which is representing the delivered Attribute. More...
	getPattern ()
	This function create a regular expression to match all operators in a condition. More...
Public Member Functions inherited from ilAssLacAbstractManufacturer
	match (string $subject)
	Matches a delivered string with a the pattern returned by getPattern implemented in the explicit Manufacturer. More...
	manufacture (string $attribute)
	Create a new specific Composite object which is representing the delivered Attribute. More...
	getPattern ()
	match (string $subject)
	Matches a delivered string with a the pattern returned by getPattern implemented in the explicit Manufacturer. More...

Static Public Member Functions
static	_getInstance ()
	Get an Instance of OperationManufacturer. More...
static	_getInstance ()
	Get an singleton of the manufacturer. More...

Static Protected Attributes
static	$instance = null

Private Member Functions
	__clone ()
	Private clone to prevent cloning an object of OperationManufacturer. More...

Detailed Description

This file is part of ILIAS, a powerful learning management system published by ILIAS open source e-Learning e.V.

ILIAS is licensed with the GPL-3.0, see https://www.gnu.org/licenses/gpl-3.0.en.html You should have received a copy of said license along with the source code, too.

If this is not the case or you just want to try ILIAS, you'll find us at: https://www.ilias.de https://github.com/ILIAS-eLearning Class OperationManufacturer

Date: 25.03.13 Time: 15:12

Author

Thomas Joußen tjous.nosp@m.sen@.nosp@m.datab.nosp@m.ay.d.nosp@m.e

Definition at line 26 of file ilAssLacOperationManufacturer.php.

Member Function Documentation

__clone()

ilAssLacOperationManufacturer::__clone ( )

private

Private clone to prevent cloning an object of OperationManufacturer.

Definition at line 120 of file ilAssLacOperationManufacturer.php.

    {
    }

_getInstance()

static ilAssLacOperationManufacturer::_getInstance ( )

static

Get an Instance of OperationManufacturer.

Returns

ilAssLacOperationManufacturer

Implements ilAssLacManufacturerInterface.

Definition at line 43 of file ilAssLacOperationManufacturer.php.

                                         : ?ilAssLacOperationManufacturer
    {
        if (self::$instance == null) {
            self::$instance = new ilAssLacOperationManufacturer();
        }
        return self::$instance;
    }

References $instance.

Referenced by ilAssLacConditionParser\cannonicalizeCondition(), ilAssLacCompositeBuilder\create(), and ilAssLacConditionParser\fetchOperators().

Here is the caller graph for this function:

getPattern()

ilAssLacOperationManufacturer::getPattern

(

)

This function create a regular expression to match all operators in a condition.

The following string is created by this function '/[!&|<>=]+/'
It matches all operators in a condition and is divided into the following parts:

NEGATION:           !
AND:                &
OR:                 |
LESSER:             <
LESSER OR EQUALS:   <=
EQUALS              =
GREATER OR EQUALS   >=
GREATER             >
NOT EQUALS          <>

Returns

string

Implements ilAssLacManufacturerInterface.

Definition at line 111 of file ilAssLacOperationManufacturer.php.

                                : string
    {
        //              return '/[&\|<>=]+/';
        return '/&|\||(?<!<|>)=|<(?!=|>)|>(?!=)|<=|>=|<>/';
    }

manufacture()

ilAssLacOperationManufacturer::manufacture

(

string

$attribute

)

Create a new specific Composite object which is representing the delivered Attribute.

Parameters

string

$attribute

Returns

ilAssLacAbstractComposite

Exceptions

ilAssLacUnsupportedOperation

Implements ilAssLacManufacturerInterface.

Definition at line 57 of file ilAssLacOperationManufacturer.php.

                                                  : ilAssLacAbstractComposite
    {
        $operation = "";
        switch ($attribute) {
            case ilAssLacLesserOperation::$pattern:
                $operation = new ilAssLacLesserOperation();
                break;
            case ilAssLacLesserOrEqualsOperation::$pattern:
                $operation = new ilAssLacLesserOrEqualsOperation();
                break;
            case ilAssLacEqualsOperation::$pattern:
                $operation = new ilAssLacEqualsOperation();
                break;
            case ilAssLacGreaterOrEqualsOperation::$pattern:
                $operation = new ilAssLacGreaterOrEqualsOperation();
                break;
            case ilAssLacGreaterOperation::$pattern:
                $operation = new ilAssLacGreaterOperation();
                break;
            case ilAssLacNotEqualsOperation::$pattern:
                $operation = new ilAssLacNotEqualsOperation();
                break;
            case ilAssLacAndOperation::$pattern:
                $operation = new ilAssLacAndOperation();
                break;
            case ilAssLacOrOperation::$pattern:
                $operation = new ilAssLacOrOperation();
                break;
            default:
                throw new ilAssLacUnsupportedOperation($attribute);
                break;
        }
        return $operation;
    }

References ilAssLacAndOperation\$pattern, ilAssLacEqualsOperation\$pattern, ilAssLacGreaterOperation\$pattern, ilAssLacGreaterOrEqualsOperation\$pattern, ilAssLacLesserOperation\$pattern, ilAssLacLesserOrEqualsOperation\$pattern, ilAssLacNotEqualsOperation\$pattern, and ilAssLacOrOperation\$pattern.

Field Documentation

$instance

ilAssLacOperationManufacturer::$instance = null

staticprotected

Definition at line 36 of file ilAssLacOperationManufacturer.php.

Referenced by _getInstance().

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The documentation for this class was generated from the following file:

• components/ILIAS/TestQuestionPool/classes/questions/LogicalAnswerCompare/Factory/ilAssLacOperationManufacturer.php