public function setSelfLink($href, array $meta=[], $level=Document::LEVEL_ROOT) {
		$this->addLink('self', $href, $meta, $level);
	}
public function setSelfLink($href, array $meta=[], $level=Document::LEVEL_ROOT) {
		$this->addLink('self', $href, $meta, $level);
	}
public function setSelfLink ( $ href , array $ meta = [ ] , $ level = Document :: LEVEL_ROOT ) { $ this -> addLink ( 'self' , $ href , $ meta , $ level ) ; }
set the self link on the document

@param string $href
@param array  $meta optional, if given a LinkObject is added, otherwise a link string is added
@param string $level one of the Document::LEVEL_* constants, optional, defaults to Document::LEVEL_ROOT
set the self link on the document