protected void METHOD_1 ( java.lang.String url ) throws TYPE_1 { if ( ! ( VAR_1 . contains ( url ) ) ) { VAR_2 . put ( url ) ; } } 

protected boolean METHOD_1 ( java.lang.String url ) throws TYPE_1 { if ( ! ( VAR_1 . contains ( url ) ) ) { VAR_2 . put ( url ) ; return true ; } return false ; } 
