PHP Object-oriented Reflection API example

Reflection API

fullshop.php

<?phpclass shopproduct {private $title;  Private $producerMainName;  Private $producerFirstName;  protected $price;  Private $discount = 0;    Public function construct ($title, $firstName, $mainName, $price) {$this->title = $title;    $this->producerfirstname = $firstName;    $this->producermainname = $mainName;  $this->price = $price;  } public Function Getproducerfirstname () {return $this->producerfirstname;  } public Function Getproducermainname () {return $this->producermainname;  The Public Function SetDiscount ($num) {$this->discount= $num;  } public Function Getdiscount () {return $this->discount;  } public Function GetTitle () {return $this->title;  Public Function GetPrice () {return ($this->price-$this->discount);        Public Function Getproducer () {return ' {$this->producerfirstname} '.  "{$this->producermainname}"; } public Function Getsummaryline () {$base = "{$this->title} ({$this->producermainname},";    $base. = "{$this->producerfirstname})";  return $base;  }}class Cdproduct extends Shopproduct {private $playLength = 0;  Public function construct ($title, $firstName, $mainName, $price, $playLength =78) {parent::construct (    $title, $firstName, $mainName, $price);  $this->playlength = $playLength;  } public Function Getplaylength () {return $this->playlength;    Public Function Getsummaryline () {$base = Parent::getsummaryline ();    $base. = ": Playing time-{$this->playlength}";  return $base;  }}class Bookproduct extends Shopproduct {private $numPages = 0; Public function construct ($title, $firstName, $mainName, $price, $numPages) {parent::construct ($titl    E, $firstName, $mainName, $price);  $this->numpages = $numPages;  } public Function Getnumberofpages () {return $this->numpages; } Public Function GetsummarylIne () {$base = Parent::getsummaryline ();    $base. = ": Page count-{$this->numpages}";  return $base;  } public Function GetPrice () {return $this->price; }}/* $product 1 = new Cdproduct ("CD1", "Bob", "Bobbleson", 4,);p rint $product 1->getsummaryline (). " \ n "; $product 2 = new Bookproduct (" Book1 "," Harry "," Harrelson ", 4,);p rint $product 2->getsummaryline ()." \ n "; */?><?phprequire_once" fullshop.php "; $prod _class = new Reflectionclass (' cdproduct '); Reflection::export ($prod _class);? >

Output:

class [<user> class Cdproduct extends Shopproduct] {@@ d:\xampp\htdocs\popp-code\5\fullshop.php 53-73-constants [0] {}-static properties [0] {}-static methods [0] {}-Properties [2] {property [<default> private $play Length] Property [<default> protected $price]}-Methods [ten] {Method [<user, overwrites Shopproduct, CTO R> public method construct] {@@ d:\xampp\htdocs\popp-code\5\fullshop.php 56-61-parameters [5] {Parameter #0 [<required> $title] Parameter #1 [<required> $firstName] Parameter #2 [<required> $mainNam E] Parameter #3 [<required> $price] Parameter #4 [<optional> $playLength = +]}} Method [&lt ;user> Public method Getplaylength] {@@ d:\xampp\htdocs\popp-code\5\fullshop.php 63-65} method [<user, Ove Rwrites shopproduct, prototype shopproduct> public method Getsummaryline] {@@ d:\xampp\htdocs\popp-code\5\fullshop. PHP 67-71} Method [ <user, inherits shopproduct> public method Getproducerfirstname] {@@ d:\xampp\htdocs\popp-code\5\fullshop.php 1 7-19} method [<user, Inherits Shopproduct> public Method Getproducermainname] {@@ D:\XAMPP\HTDOCS\POPP-COD E\5\fullshop.php 21-23} method [<user, Inherits Shopproduct> public Method SetDiscount] {@@ D:\xampp\htdoc s\popp-code\5\fullshop.php 25-27-parameters [1] {Parameter #0 [<required> $num]}} Method [<use  R, Inherits Shopproduct> public method Getdiscount] {@@ d:\xampp\htdocs\popp-code\5\fullshop.php 29-31} method [<user, Inherits shopproduct> public method GetTitle]  {@@ d:\xampp\htdocs\popp-code\5\fullshop.php 33-35} method [<user, Inherits shopproduct> public method GetPrice] {@@ d:\xampp\htdocs\popp-code\5\fullshop.php 37- The method [<user, Inherits shopproduct> public method Getproducer] {@@ d:\xampp\htdocs\popp-code\5\fullshop . PHP 41-44}}}

Comments: The class to see a thorough mess, more than the var_dump stronger. Which properties inherit what class. The methods in the class are self-contained, which are rewritten, and which are inherited, at a glance.

View class data

<?phprequire_once ("fullshop.php"), function Classdata (Reflectionclass $class) {$details = ""; $name = $class->getname (); if ($class->isuserdefined ()) {  $details. = "$name is User defined\n";} if ($class->isinternal ()) {  $det ails. = "$name is built-in\n"; if ($class->isinterface ()) {  $details. = "$name is interface\n";} if ($class->isabstract ()) {  $detail S. = "$name is an abstract class\n"; if ($class->isfinal ()) {  $details. = "$name is a final class\n";} if ($class->isinstantiable ()) {  $de Tails. = "$name can be instantiated\n"; } else {  $details. = "$name can not be instantiated\n";} return $details;} $prod _class = new Reflectionclass (' cdproduct ');p rint classdata ($prod _class);? >

Output

Cdproduct is User defined
Cdproduct can instantiated

View Method Data

<?phprequire_once "fullshop.php"; $prod _class = new Reflectionclass (' cdproduct '); $methods = $prod _class-> GetMethods (), foreach ($methods as $method) {print methoddata ($method); print "\ n----\ n";} function Methoddata (Reflectionmethod $method) {$details = ""; $name = $method->getname ();  if ($method->isuserdefined ()) {$details. = "$name is User defined\n";} if ($method->isinternal ()) {$details . = "$name is built-in\n"; if ($method->isabstract ()) {$details. = "$name is abstract\n";} if ($method->ispublic ()) {$details. = "$n Ame is public\n "; if ($method->isprotected ()) {$details. = "$name is protected\n";} if ($method->isprivate ()) {$details. = "$name is private\n"; if ($method->isstatic ()) {$details. = "$name is static\n";} if ($method->isfinal ()) {$details. = "$name I S final\n "; if ($method->isconstructor ()) {$details. = "$name is the constructor\n";} if ($method->returnsreference ()) {$details. = "$name returns a reference (as opposed to a value) \ n"; } return $details;}? >

Output

Construct is User definedconstruct are Publicconstruct is the constructor----getplaylength are user definedgetplaylength is Public----Getsummaryline are user definedgetsummaryline is public----getproducerfirstname is user Definedgetproducerfirstname is public----getproducermainname are user definedgetproducermainname is Public----SetDiscount are user definedsetdiscount are public----getdiscount are user definedgetdiscount is Public----GetTitle are user definedgettitle are public----getprice are user definedgetprice are public----getproducer are user Definedgetproducer is public

Get constructor parameter condition

<?phprequire_once "fullshop.php"; $prod _class = new Reflectionclass (' cdproduct '); $method = $prod _class-> GetMethod ("construct"); $params = $method->getparameters (); foreach ($params as $param) {  print argdata ($param) ." \ n ";} function Argdata (Reflectionparameter $arg) {$details = ""; $declaringclass = $arg->getdeclaringclass (); $name = $arg->getname (); $class = $arg->getclass (); $position = $arg->getposition (); $details. = "\$ $name has position $position \ n"; if (! empty ($class)) {  $classname = $class->getname ();  $details. = "\$ $name must be a $classname object\n"; if ($arg->ispassedbyreference ()) {  $details. = "\$ $name is passed by reference\n";} if ($arg->isdefaultval Ueavailable ()) {  $def = $arg->getdefaultvalue ();  $details. = "\$ $name has default: $def \ n"; if ($arg->allowsnull ()) {  $details. = "\$ $name can be null\n";} return $details;}? >

Output

 $title have position 0$title can be null$firstname have position 1$firstname can be nul  L$mainname have position 2$mainname can be null$price have position 3$price can be null$playlength have position 4$playlength Has default:78$playlength can is null