Mine

    ClassGen addMethodToReturnField(ClassGen cg, String methodName, FieldInstruction fi, ConstantPoolGen cpg, short type)
    {
        return addMethodToReturnField(cg, methodName, fi.getFieldType(cpg), fi.getClassName(cpg), fi.getFieldName(cpg), fi.getFieldType(cpg), type);
    }

    ClassGen addMethodToReturnField(ClassGen cg, String methodname, Type methodtype, String classname, String fieldname, Type fieldtype, short type)
    {
        ConstantPoolGen cpg = cg.getConstantPool();
	    InstructionList il = new InstructionList();
	    InstructionFactory factory = new InstructionFactory(cg, cpg);
	    MethodGen mg = new MethodGen(Constants.ACC_PUBLIC, methodtype, Type.NO_ARGS, new String[]{}, methodname, cg.getClassName(), il, cpg);
	    il.append(new ALOAD(0));
	    il.append(factory.createFieldAccess(classname, fieldname, fieldtype, type));
	    il.append(factory.createReturn(fieldtype));
        mg.setMaxLocals();
	    mg.setMaxStack();
	    cg.addMethod(mg.getMethod());
        System.out.println("Inject " + methodname + " into " + cg.getClassName());
        return cg;
    }