public static TYPE_1 METHOD_1 ( TYPE_2 VAR_1 ) { if ( ( VAR_2 ) != null ) { throw new TYPE_3 ( STRING_1 ) ; } VAR_2 = VAR_1 ; return VAR_3 ; } 

public static TYPE_1 METHOD_1 ( TYPE_2 VAR_1 ) { if ( ( VAR_2 ) == null ) { VAR_2 = VAR_1 ; } return VAR_3 ; } 
