121 lines
2.5 KiB
PHP
121 lines
2.5 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\DependencyInjection\Compiler;
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use Symfony\Component\DependencyInjection\Definition;
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use Symfony\Component\DependencyInjection\Alias;
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/**
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* Represents a node in your service graph.
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*
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* Value is typically a definition, or an alias.
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*
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* @author Johannes M. Schmitt <schmittjoh@gmail.com>
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*/
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class ServiceReferenceGraphNode
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{
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private $id;
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private $inEdges = array();
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private $outEdges = array();
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private $value;
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/**
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* @param string $id The node identifier
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* @param mixed $value The node value
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*/
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public function __construct($id, $value)
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{
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$this->id = $id;
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$this->value = $value;
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}
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/**
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* Adds an in edge to this node.
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*
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* @param ServiceReferenceGraphEdge $edge
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*/
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public function addInEdge(ServiceReferenceGraphEdge $edge)
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{
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$this->inEdges[] = $edge;
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}
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/**
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* Adds an out edge to this node.
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*
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* @param ServiceReferenceGraphEdge $edge
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*/
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public function addOutEdge(ServiceReferenceGraphEdge $edge)
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{
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$this->outEdges[] = $edge;
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}
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/**
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* Checks if the value of this node is an Alias.
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*
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* @return bool True if the value is an Alias instance
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*/
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public function isAlias()
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{
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return $this->value instanceof Alias;
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}
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/**
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* Checks if the value of this node is a Definition.
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*
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* @return bool True if the value is a Definition instance
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*/
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public function isDefinition()
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{
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return $this->value instanceof Definition;
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}
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/**
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* Returns the identifier.
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*
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* @return string
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*/
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public function getId()
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{
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return $this->id;
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}
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/**
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* Returns the in edges.
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*
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* @return array The in ServiceReferenceGraphEdge array
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*/
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public function getInEdges()
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{
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return $this->inEdges;
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}
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/**
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* Returns the out edges.
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*
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* @return array The out ServiceReferenceGraphEdge array
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*/
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public function getOutEdges()
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{
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return $this->outEdges;
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}
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/**
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* Returns the value of this Node.
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*
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* @return mixed The value
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*/
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public function getValue()
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{
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return $this->value;
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}
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}
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