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added Visitor pattern

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Dominik Liebler
2012-09-01 11:05:56 +02:00
parent b5d9ed4ed3
commit 2dbd0cabac
1 changed files with 1 additions and 1 deletions
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Visitor/Visitor.php
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@@ -8,7 +8,7 @@ namespace DesignPatterns;
* Purpose: * Purpose:
* The Visitor Pattern lets you outsource operations on objects to other objects. The main reason to do this is to keep * The Visitor Pattern lets you outsource operations on objects to other objects. The main reason to do this is to keep
* a seperation of concerns. But classes have to define an interface to allow visitors (the "accept" method in the example below). * a seperation of concerns. But classes have to define an interface to allow visitors (the "accept" method in the example below).
* *
*/ */
interface RoleVisitor { interface RoleVisitor {
public function visit(Role $role); public function visit(Role $role);