cs Prototype

This commit is contained in:
Dominik Liebler
2013-09-13 14:34:13 +02:00
parent 8d6d4584b1
commit 69aa0ae5b5
5 changed files with 101 additions and 65 deletions

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@@ -0,0 +1,22 @@
<?php
namespace DesignPatterns\Prototype;
/**
* Class BarBookPrototype
*/
class BarBookPrototype extends BookPrototype
{
/**
* @var string
*/
protected $category = 'Bar';
/**
* empty clone
*/
public function __clone()
{
}
}

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<?php
namespace DesignPatterns\Prototype;
/**
* Prototype pattern
*
* Purpose:
* to avoid the cost of creating objects the standard way (new Foo()) and instead create a prototype and clone it
*
* Examples:
* - Large amounts of data (e.g. create 1,000,000 rows in a database at once via a ORM)
*
*/
abstract class BookPrototype
{
/**
* @var string
*/
protected $title;
/**
* @var string
*/
protected $category;
/**
* @abstract
* @return void
*/
abstract public function __clone();
/**
* @return string
*/
public function getTitle()
{
return $this->title;
}
/**
* @param string $title
*/
public function setTitle($title)
{
$this->title = $title;
}
}

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@@ -0,0 +1,19 @@
<?php
namespace DesignPatterns\Prototype;
/**
* Class FooBookPrototype
*/
class FooBookPrototype extends BookPrototype
{
protected $category = 'Foo';
/**
* empty clone
*/
public function __clone()
{
}
}

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@@ -1,65 +0,0 @@
<?php
namespace DesignPatterns;
/**
* Prototype pattern
*
* Purpose:
* to avoid the cost of creating objects the standard way (new Foo()) and instead create a prototype and clone it
*
* Examples:
* - Large amounts of data (e.g. create 1,000,000 rows in a database at once via a ORM)
*
*/
abstract class BookPrototype
{
protected $_title;
protected $_category;
/**
* @abstract
* @return void
*/
abstract public function __clone();
public function getTitle()
{
return $this->_title;
}
public function setTitle($title)
{
$this->_title = $title;
}
}
class FooBookPrototype extends BookPrototype
{
protected $_category = 'Foo';
public function __clone()
{
}
}
class BarBookPrototype extends BookPrototype
{
protected $_category = 'Bar';
public function __clone()
{
}
}
$fooPrototype = new FooBookPrototype();
$barPrototype = new BarBookPrototype();
// now lets say we need 10,000 books of foo and 5,000 of bar ...
for ($i = 0; $i < 10000; $i++) {
$book = clone $fooPrototype;
$book->setTitle('Foo Book No ' . $i);
}

12
Prototype/index.php Normal file
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<?php
namespace DesignPatterns\Prototype;
$fooPrototype = new FooBookPrototype();
$barPrototype = new BarBookPrototype();
// now lets say we need 10,000 books of foo and 5,000 of bar ...
for ($i = 0; $i < 10000; $i++) {
$book = clone $fooPrototype;
$book->setTitle('Foo Book No ' . $i);
}