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<?php
/**
* Description of FileElement
*
* @author Sander
*/
class FileElement {
/**
* @var FileObject
*/
public $elements;
/**
* Make a record to be stored in a file
* @param Record $record
*/
public function __construct($elements = array()){
$this->elements = $elements;
}
public function getByteLength(){
return $this->getLength();
}
public function getLength(){
$total = 0;
foreach($this->elements as $val){
$total += $val->getByteLength();
}
return $total;
}
public function offsetToEntry($name){
$pos = 0;
foreach($this->elements as $key=>$value){
if($name == $key){
break;
}
$pos += $value->getByteLength();
}
return $pos;
}
public function exists($key){
return isset($this->elements[$key]);
}
/**
* @param string $key
* @return FileObject
*/
public function get($key){
return $this->elements[$key];
}
/**
* @param string $key
* @param FileObject $value
*/
public function set($key, $value){
$this->elements[$key] = $value;
}
public function add($key, $value){
$this->elements[$key] = $value;
}
public function serialize() {
$result = "";
foreach($this->elements as $val){
$result .= $val->serialize();
}
return $result;
}
public function unserialize($data) {
//TODO: If reading is needed -> way more complex
}
public function __toString(){
$output = "FileElement (".$this->getByteLength()." bytes): {\n";
foreach($this->elements as $key=>$value){
$output .= "\t".$key.": ".$value."\n";
}
$output .= "}";
return $output;
}
}
?>
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