public static TYPE_1 METHOD_1 ( TYPE_1 VAR_1 ) { return TYPE_2 . METHOD_2 ( ) . METHOD_3 ( VAR_1 ) . METHOD_4 ( ) ; } 

public static TYPE_1 METHOD_1 ( TYPE_1 VAR_1 ) { if ( VAR_1 != null ) { return TYPE_2 . METHOD_2 ( ) . METHOD_3 ( VAR_1 ) . METHOD_4 ( ) ; } return null ; } 
