public static TYPE_1 METHOD_1 ( TYPE_2 VAR_1 ) { <BUG> if ( VAR_1 == null ) return null ;return ( ( TYPE_1 ) ( VAR_1 ) ) ;</BUG> }
public static TYPE_1 METHOD_1 ( TYPE_2 VAR_1 ) { if ( VAR_1 instanceof TYPE_1 ) return ( ( TYPE_1 ) ( VAR_1 ) ) ; return null ; } 
