Re: Re: [SPAM] New to BCEL - Please help

On Fri, 2005-12-23 at 08:52 +0000, chinmoy chakraborty wrote:
>   
> Hi Dave,
> 
> Thank you very much for your reply. Now I am trying to generate following code dynamically,
> 
> .......
> ....
> public int getNum()
> { return num; //num is a private class variable
> }
> ...
> i have written following BCEL code to genarate that,
> ......
> FieldGen fg = new FieldGen(Constants.ACC_PRIVATE, Type.INT, "Num", cp ); //class variable
> 
> MethodGen mg1 = new MethodGen(Constants.ACC_PUBLIC,
>                     Type.INT, Type.NO_ARGS, new String[] {}, "getNum", "Num", i1, cp); //i1-instruction list, cp - //constantpoolgen
> 
> i1.append(factory.createLoad(fg.getField().getType(), fg.getField().getNameIndex()));
> i1.append(factory.createReturn(fg.getField().getType()));
> i1.append(InstructionConstants.RETURN);
> ...
> 
> It generates following code through BCEL,
> 
> public int getNum()
>     {
>         
>         return <no variable>;
>     }
>  
> why is it so?? why the variable name is missing??
> 
> 
> Thanks,
> Chinmoy
> 
> 
> 
> 
> 
> 
> 
> 
> 
> On Fri, 23 Dec 2005 Dave Brosius wrote :
> >There is a tool in BCEL called BCELifier, which will show you the code to generate a class, given that class.
> >
> >That is an ideal way to learn how to do what you want.
> >
> >----- Original Message ----- From: "chinmoy chakraborty" <[email protected]>
> >To: <[email protected]>
> >Sent: Wednesday, December 21, 2005 11:15 PM
> >Subject: [SPAM] New to BCEL - Please help
> >
> >
> >
> >Hello,
> >
> >I am new to BCEL nad still struggling to get used to it. Could you please tell me where I can get some tutorial of BCEL. I have gone through the BCEL Manual but I want something more. Could you please tell me what will be the BCEL equivalent code for the following.
> >
> >public class Num
> >{
> >  private int num;
> >  public int getNum()
> >  { return num;}
> >  public void setNum(int num)
> >  { this.num = num;}
> >  private static org.apache.axis.description.TypeDesc typeDesc =
> >        new org.apache.axis.description.TypeDesc(Num.class);
> >
> >  public static org.apache.axis.encoding.Serializer getSerializer (java.lang.String mechType,java.lang.Class _javaType, javax.xml.namespace.QName _xmlType)
> >    {return new  org.apache.axis.encoding.ser.BeanSerializer  (_javaType, _xmlType,typeDesc);
> >
> >    }
> >}
> >
> >
> >Thanks,
> >Chinmoy
> >
> >
> >
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