Php design pattern Adapter (Adapter pattern)

Source: Internet
Author: User
Converts an interface of a class to another interface that the customer wants. classes that are originally incompatible and cannot work together can work together. The code is as follows:
/**
* Adapter mode
*
* Convert an interface of a class to another interface that the customer wants. classes that are originally incompatible and cannot work together can work together.
*/

// This is the original type
Class OldCache
{
Public function _ construct ()
{
Echo "OldCache construct
";
}

Public function store ($ key, $ value)
{
Echo "OldCache store
";
}

Public function remove ($ key)
{
Echo "OldCache remove
";
}

Public function fetch ($ key)
{
Echo "OldCache fetch
";
}
}

Interface Cacheable
{
Public function set ($ key, $ value );
Public function get ($ key );
Public function del ($ key );
}

Class OldCacheAdapter implements Cacheable
{
Private $ _ cache = null;
Public function _ construct ()
{
$ This-> _ cache = new OldCache ();
}

Public function set ($ key, $ value)
{
Return $ this-> _ cache-> store ($ key, $ value );
}

Public function get ($ key)
{
Return $ this-> _ cache-> fetch ($ key );
}

Public function del ($ key)
{
Return $ this-> _ cache-> remove ($ key );
}
}

$ ObjCache = new OldCacheAdapter ();
$ ObjCache-> set ("test", 1 );
$ ObjCache-> get ("test ");
$ ObjCache-> del ("test", 1 );

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.