this.temporaryVariables.clear(); this.temporarySymbols.clear();
	public void initialize( Device newDevice, Locale newLocale ) {		this.device = newDevice;		this.locale = newLocale;		this.symbols.clear();		this.symbols.putAll( newDevice.getFeatures() );		this.variables.clear();		this.variables.putAll( newDevice.getCapabilities() );		this.variables.putAll( this.antProject.getProperties() );	}