public byte [ ] METHOD_1 ( ) throws TYPE_1 { TYPE_2 obj = new TYPE_2 ( params ) ; return obj . toString ( ) . METHOD_2 ( ) ; } 

public byte [ ] METHOD_1 ( ) throws TYPE_1 { if ( ( params ) != null ) { TYPE_2 obj = new TYPE_2 ( params ) ; return obj . toString ( ) . METHOD_2 ( ) ; } else { return null ; } } 
