PHP reflection mechanism implements code for dynamic proxy

高洛峰
Release: 2023-03-04 07:46:01
Original
1272 people have browsed it

The demonstration code is as follows:

target[] = new ClassOne(); } function __call($name, $args) { foreach ($this->target as $obj) { $r = new ReflectionClass($obj); if ($method = $r->getMethod($name)) { if ($method->isPublic() && !$method->isAbstract()) { return $method->invoke($obj, $args); } } } } } $obj = new ClassOneDelegator(); $obj->callClassOne(); ?>
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Output result:
In Class One
It can be seen that the proxy class ClassOneDelegator is used to replace the ClassOne class to implement its method.
Similarly, the following code can also be run:

target[] = $obj; } function __call($name, $args) { foreach ($this->target as $obj) { $r = new ReflectionClass($obj); if ($method = $r->getMethod($name)) { if ($method->isPublic() && !$method->isAbstract()) { return $method->invoke($obj, $args); } } } } } $obj = new ClassOneDelegator(); $obj->addObject(new ClassOne()); $obj->callClassOne(); ?>
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