<?php

declare(strict_types=1);

namespace PHPJava\Kernel\Structures;

use PHPJava\Kernel\Maps\VerificationTypeTag;

use PHPJava\Kernel\Variables\VariableInfoInterface;

class VerificationTypeInfo implements StructureInterface

{

use \PHPJava\Kernel\Core\BinaryReader;

use \PHPJava\Kernel\Core\ConstantPool;

use \PHPJava\Kernel\Core\DebugTool;

/**

* @var int

*/

private $tag = 0;

/**

* @var null|VariableInfoInterface

*/

private $variableInfo;

public function execute(): void

{

$this->tag = $this->readUnsignedByte();

// back by tag

$this->reader->getReader()->seek(-1);

switch ($this->tag) {

case VerificationTypeTag::ITEM_Top:

$this->variableInfo = new \PHPJava\Kernel\Variables\TopVariableInfo($this->reader);

break;

case VerificationTypeTag::ITEM_Integer:

$this->variableInfo = new \PHPJava\Kernel\Variables\IntegerVariableInfo($this->reader);

break;

case VerificationTypeTag::ITEM_Float:

$this->variableInfo = new \PHPJava\Kernel\Variables\FloatVariableInfo($this->reader);

break;

case VerificationTypeTag::ITEM_Long:

$this->variableInfo = new \PHPJava\Kernel\Variables\LongVariableInfo($this->reader);

break;

case VerificationTypeTag::ITEM_Double:

$this->variableInfo = new \PHPJava\Kernel\Variables\DoubleVariableInfo($this->reader);

break;

case VerificationTypeTag::ITEM_Null:

$this->variableInfo = new \PHPJava\Kernel\Variables\NullVariableInfo($this->reader);

break;

case VerificationTypeTag::ITEM_UninitializedThis:

$this->variableInfo = new \PHPJava\Kernel\Variables\UninitializedThisVariableInfo($this->reader);

break;

case VerificationTypeTag::ITEM_Object:

$this->variableInfo = new \PHPJava\Kernel\Variables\ObjectVariableInfo($this->reader);

break;

case VerificationTypeTag::ITEM_Uninitialized:

$this->variableInfo = new \PHPJava\Kernel\Variables\UninitializedVariableInfo($this->reader);

break;

}

$this->variableInfo->execute();

}

}