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69 lines
1.2 KiB
ReStructuredText
69 lines
1.2 KiB
ReStructuredText
`Decorator`__
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=============
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Purpose
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-------
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To dynamically add new functionality to class instances.
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Examples
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--------
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- Zend Framework: decorators for ``Zend_Form_Element`` instances
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- Web Service Layer: Decorators JSON and XML for a REST service (in
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this case, only one of these should be allowed of course)
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UML Diagram
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-----------
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.. image:: uml/uml.png
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:alt: Alt Decorator UML Diagram
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:align: center
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Code
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----
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You can also find these code on `GitHub`_
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RenderableInterface.php
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.. literalinclude:: RenderableInterface.php
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:language: php
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:linenos:
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Webservice.php
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.. literalinclude:: Webservice.php
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:language: php
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:linenos:
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RendererDecorator.php
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.. literalinclude:: RendererDecorator.php
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:language: php
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:linenos:
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XmlRenderer.php
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.. literalinclude:: XmlRenderer.php
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:language: php
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:linenos:
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JsonRenderer.php
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.. literalinclude:: JsonRenderer.php
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:language: php
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:linenos:
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Test
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----
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Tests/DecoratorTest.php
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.. literalinclude:: Tests/DecoratorTest.php
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:language: php
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:linenos:
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.. _`GitHub`: https://github.com/domnikl/DesignPatternsPHP/tree/master/Structural/Decorator
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.. __: http://en.wikipedia.org/wiki/Decorator_pattern
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