PHP设计模式之原型模式定义与用法详解

<?phpabstract class CloneObject{  public $name;  public $picture;  abstract function __clone();}class Boy extends CloneObject{  public function __construct()  {    $this->face = "handsome";    $this->name = "chenqionghe";  }  public function display()  {    echo 'look : '.$this->face;;    echo '<br />'.$this->name.'<br />';  }  public function __clone() {}}$boy = new Boy();$boy->display();$cloneBoy = clone $boy;$cloneBoy->face = "still handsome";$cloneBoy->display();

<?phpabstract class IPrototype{  public $eyeColor;  public $winBeat;  public $unitEypes;  abstract function __clone();}

<?phpinclude_once('IPrototype.php');class MaleProto extends IPrototype{  const gender = "MALE";  public $mated;  public function __construct()  {    $this->eyeColor = "red";    $this->winBeat = "220";    $this->unitEypes = "760";  }  public function __clone(){}}

<?phpinclude_once('IPrototype.php');class FemaleProto extends IPrototype{  const gender = "FEMAIL";  public $fecundity;  public function __construct()  {    $this->eyeColor = "red";    $this->winBeat = "220";    $this->unitEypes = "760";  }  public function __clone(){}}

<?phpfunction __autoload($class_name){  include_once $class_name.'.php';}class Client{  //用于直接实例化  private $fly1;  private $fly2;  //用于克隆  private $c1Fly;  private $c2Fly;  private $updatedCloneFly;  public function __construct()  {    //实例化    $this->fly1 = new MaleProto();    $this->fly2 = new FemaleProto();    //克隆    $this->c1Fly = clone $this->fly1;    $this->c2Fly = clone $this->fly2;    $this->updatedCloneFly = clone $this->fly2;    //更新克隆    $this->c1Fly->mated = "true";    $this->c2Fly->fecundity = '186';    $this->updatedCloneFly->eyeColor = "purple";    $this->updatedCloneFly->winBeat = "220";    $this->updatedCloneFly->unitEyes = '750';    $this->updatedCloneFly->fecundity = '92';    //通过类型提示方法发送    $this->showFly($this->c1Fly);    $this->showFly($this->c2Fly);    $this->showFly($this->updatedCloneFly);  }  private function showFly(IPrototype $fly)  {    echo "Eye color: ".$fly->eyeColor."<br />";    echo "Wing Beats/second: ".$fly->winBeat."<br />";    echo "Eye units: ".$fly->unitEypes."<br />";    $genderNow = $fly::gender;    echo "Gender: ".$genderNow."<br />";    if($genderNow == "FEMAIL")    {      echo "Number of eggs: ".$fly->fecundity."<hr />";    }    else    {      echo "Mated: ".$fly->mated."<hr />";    }  }}$worker = new Client();

<?phpabstract class IAcmePrototype{  protected $name;  protected $id;  protected $employeePic;  protected $department;  //部门  abstract function setDept($orgCode);  abstract function getDept();  //名字  public function setName($emName)  {    $this->name = $emName;  }  public function getName()  {    return $this->name;  }  //ID  public function setId($emId)  {    $this->id = $emId;  }  public function getId()  {    return $this->id;  }  //雇员图像  public function setPic($ePic)  {    $this->employeePic = $ePic;  }  public function getPic()  {    return $this->employeePic;  }  abstract function __clone();}

<?phpinclude_once('IAcmePrototype.php');class Marketing extends IAcmePrototype{  const UNIT = "Marketing";  private $sales = "sales";  private $promotion = "promotion";  private $strategic = "strategic planning";  public function setDept($orgCode)  {    switch($orgCode)    {      case 101:        $this->department = $this->sales;        break;      case 102:        $this->department = $this->promotion;        break;      case 103:        $this->department = $this->strategic;        break;      default :        $this->department = "未识别的市场部";    }  }  public function getDept()  {    return $this->department;  }  public function __clone() {}}

<?phpinclude_once('IAcmePrototype.php');class Management extends IAcmePrototype{  const UNIT = "Management";  private $research = "research";  private $plan = "planning";  private $operations = "operations";  public function setDept($orgCode)  {    switch($orgCode)    {      case 201:        $this->department = $this->research;        break;      case 202:        $this->department = $this->plan;        break;      case 203:        $this->department = $this->operations;        break;      default :        $this->department = "未识别的管理部";    }  }  public function getDept()  {    return $this->department;  }  public function __clone() {}}

<?phpinclude_once('IAcmePrototype.php');class Engineering extends IAcmePrototype{  const UNIT = "Engineering";  private $development = "development";  private $design = "design";  private $sysAd = "system administration";  public function setDept($orgCode)  {    switch($orgCode)    {      case 301:        $this->department = $this->development;        break;      case 302:        $this->department = $this->design;        break;      case 303:        $this->department = $this->sysAd;        break;      default :        $this->department = "未识别的工程部";    }  }  public function getDept()  {    return $this->department;  }  public function __clone() {}}

<?phpfunction __autoload($class_name){  include_once $class_name.'.php';}class Client{  private $market;  private $manage;  private $engineer;  public function __construct()  {    $this->makeConProto();    $Tess = clone $this->market;    $this->setEmployee($Tess, "Tess Smith" , 101, 'ts101-1234', 'tess.png');    $this->showEmployee($Tess);    $Jacob = clone $this->market;    $this->setEmployee($Jacob, "Jacob Jones" , 101, 'jj101-2234', 'jacob.png');    $this->showEmployee($Jacob);    $Ricky = clone $this->manage;    $this->setEmployee($Ricky, "Ricky Rodriguez" , 203, 'rr101-5634', 'ricky.png');    $this->showEmployee($Ricky);    $Olivaia = clone $this->engineer;    $this->setEmployee($Olivaia, "Olivaia Perez" , 302, 'op301-1278', 'olivia.png');    $this->showEmployee($Olivaia);    $John = clone $this->engineer;    $this->setEmployee($John, "John Jacson" , 101, 'jj301-14548', 'john.png');    $this->showEmployee($John);  }  private function makeConProto()  {    $this->market = new Marketing();    $this->manage = new Management();    $this->engineer = new Engineering();  }  private function showEmployee(IAcmePrototype $employeeNow)  {    $px = $employeeNow->getPic();    echo "<img src=$px width='150' height='150' /><br />";    echo $employeeNow->getName().'<br />';    echo $employeeNow->getDept().':'.$employeeNow::UNIT.'<br />';    echo $employeeNow->getId().'<hr />';  }  private function setEmployee(IAcmePrototype $employeeNow, $nm, $dp, $id, $px)  {    $employeeNow->setName($nm);    $employeeNow->setDept($dp);    $employeeNow->setId($id);    $employeeNow->setPic($px);  }}$worker = new Client();