Bug 176450 Support link to CSS Feature(Model Part)
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/css/CssStyleSheetHandle.java
super( moduleHandle );
		assert styleSheet != null;
		this.styleSheet = styleSheet;
	}
	/**
	 * Gets the style sheet.
	 * 
	 * @return the style sheet
	 */
	CssStyleSheet getStyleSheet( )
	{
		return this.styleSheet;
	}
	/**
	 * Returns an iterator over the styles of this style sheet. Useful only for
	 * style sheet. Returns a list of all the styles that use this style sheet.
	 * 
	 * @return an iterator over the styles of this style sheet. Each item
	 *         returned by the iterator's <code>getNext( )</code> method is of
	 *         type {@link SharedStyleHandle}.
	 */
	public Iterator getStyleIterator( )
	{
		return new StyleIterator( this );
	}
	/**
	 * Gets a style handle with the given name in the style sheet.
	 * 
	 * @param name
	 *            the name of the style to find