public java.lang.Object METHOD_1 ( int index ) { return ( ( TYPE_1 ) ( VAR_1 . METHOD_2 ( ) ) ) . METHOD_3 ( index ) ; } 

public java.lang.Object METHOD_1 ( int index ) { if ( index < 0 ) return null ; return ( ( TYPE_1 ) ( VAR_1 . METHOD_2 ( ) ) ) . METHOD_3 ( index ) ; } 
