methodVisitor.visitVarInsn(ALOAD, 0);
methodVisitor.visitFieldInsn(
/**/GETFIELD,
/**/classInternalName,
/**/PROXY_CALL_BACK_FIELD_NAME, I_PROXY_CALL_BACK_DELEGATION_DESC);
methodVisitor.visitVarInsn(ILOAD, 1);
methodVisitor.visitMethodInsn(
/**/INVOKEINTERFACE,
/**/I_PROXY_CALL_BACK_INTERFACE,
/**/SET_LOADING_METHOD_NAME,
/**/setLoadingMethodDesc);