Bug 209303 [Automation][Smoke]NPE is thrown out when previewing reportdesign
Description: NPE is thrown out when previewing reportdesign TestDate: 20071109 TestBuild: BIRT2.3.0 Daily Build: v20071109-0800 steps to reproduce: - use the attached report design - preview it Expected Result: Report can be previewed without any exception Actual Result: NPE is thrown out. Error log: Please refer to the attachment
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/css/dom/AbstractStyle.java
return null;
	}
	public CSSValue getPropertyCSSValue( String propertyName )
	{
		int index = getPropertyIndex( propertyName );
		if ( index != -1 )
		{
			return getProperty( index );
		}
		return null;
	}
	public String removeProperty( String propertyName ) throws DOMException
	{
		int index = getPropertyIndex( propertyName );
		if ( index != -1 )
		{
			setProperty( index, null );
		}
		return null;
	}
	public String getPropertyPriority( String propertyName )
	{
		throw new DOMException( DOMException.NOT_SUPPORTED_ERR,
				"getPropertyPriority" );
	}
	public void setProperty( String propertyName, String value, String priority )
			throws DOMException
	{
		int index = getPropertyIndex( propertyName );
		if ( index != -1 )