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<?php
/*
* $Id: 48c142f41717a31654d5cbfdb37f339e84adf391 $
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* This software consists of voluntary contributions made by many individuals
* and is licensed under the LGPL. For more information please see
* <http://phing.info>.
*/
/** Class to hold a reference to another object in the project.
* @package phing.types
*/
class Reference {
protected $refid;
function __construct($id = null) {
if ($id !== null) {
$this->setRefId($id);
}
}
function setRefId($id) {
$this->refid = (string) $id;
}
function getRefId() {
return $this->refid;
}
/** returns reference to object in references container of project */
function getReferencedObject($project) {
if ($this->refid === null) {
throw new BuildException("No reference specified");
}
$refs = $project->getReferences();
$o = @$refs[$this->refid];
if (!is_object($o)) {
throw new BuildException("Reference {$this->refid} not found.");
}
return $o;
}
}
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