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<?php

/*
 * (c) Copyright 2009 Hewlett-Packard Development Company, L.P.
 * 
 * Permission is hereby granted, free of charge, to any person
 * obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without
 * restriction, including without limitation the rights to use,
 * copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following
 * conditions:
 * 
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 * 
 * http://code.google.com/p/gagawa/
 * 
 * AUTHORS:
 *   Mark Kolich
 *   Chris Friedrich
 * 
 */

class Attribute {

	private $name_;
	private $value_;

	public function __construct ( $name = NULL, $value = NULL ) {

		if(GagawaUtil::gagawaIsEmpty($name) ||
			GagawaUtil::gagawaIsEmpty($value)){
			throw new Exception( "Attributes must have a name " .
						"and a value!" );
		}

		$this->name_ = $name;
		$this->value_ = $value;

	}

	public function write ( ) {
		return " " . $this->name_ .
			"=\"" . $this->value_ .
			"\"";
	}

	public function getName ( ) {
		return $this->name_;
	}

	public function setName ( $name = NULL ) {
		
		if(GagawaUtil::gagawaIsEmpty($name)){
			throw new Exception( "Attribute names cannot be " .
									"empty!" );
		}
		
		$this->name_ = $name;
		
	}

	public function getValue ( ) {
		return $this->value_;
	}

	public function setValue ( $value ) {
		
		if(GagawaUtil::gagawaIsEmpty($value)){
			throw new Exception( "Attribute values cannot be " .
									"empty!" );
		}
		
		$this->value_ = $value;
		
	}

} /* Attribute */

?>