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doctrine2/lib/Doctrine/ORM/Query/AST/PathExpression.php

98 lines
2.7 KiB
PHP

<?php
/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
namespace Doctrine\ORM\Query\AST;
/**
* Description of PathExpression
*
* @author robo
*/
class PathExpression extends Node
{
private $_parts;
// Information that is attached during semantical analysis.
private $_isSimpleStateFieldPathExpression = false;
private $_isSimpleStateFieldAssociationPathExpression = false;
private $_embeddedClassFields = array();
private $_singleValuedAssociationFields = array();
private $_collectionValuedAssociationFields = array();
public function __construct(array $parts)
{
$this->_parts = $parts;
}
public function getParts() {
return $this->_parts;
}
/**
* Gets whether the path expression represents a state field that is reached
* either directly (u.name) or by navigating over optionally many embedded class instances
* (u.address.zip).
*
* @return boolean
*/
public function isSimpleStateFieldPathExpression()
{
return $this->_isSimpleStateFieldPathExpression;
}
/**
* Gets whether the path expression represents a state field that is reached
* by navigating over at least one single-valued association and optionally
* many embedded class instances. (u.Group.address.zip, u.Group.address, ...)
*
* @return boolean
*/
public function isSimpleStateFieldAssociationPathExpression()
{
return $this->_isSimpleStateFieldAssociationPathExpression;
}
public function isPartEmbeddedClassField($part)
{
return isset($this->_embeddedClassFields[$part]);
}
public function isPartSingleValuedAssociationField($part)
{
return isset($this->_singleValuedAssociationFields[$part]);
}
public function isPartCollectionValuedAssociationField($part)
{
return isset($this->_collectionValuedAssociationFields[$part]);
}
/* Setters to attach semantical information during semantical analysis. */
public function setIsSimpleStateFieldPathExpression($bool)
{
$this->_isSimpleStateFieldPathExpression = $bool;
}
public function setIsSimpleStateFieldAssociationPathExpression($bool)
{
$this->_isSimpleStateFieldAssociationPathExpression = $bool;
}
public function setIsEmbeddedClassPart($part)
{
$this->_embeddedClassFields[$part] = true;
}
public function setIsSingleValuedAssociationPart($part)
{
$this->_singleValuedAssociationFields[$part] = true;
}
public function setIsCollectionValuedAssociationPart($part)
{
$this->_collectionValuedAssociationFields[$part] = true;
}
}