cv_isAttributeFetched.visitVarInsn(ALOAD, 0);
cv_isAttributeFetched.visitFieldInsn(GETFIELD, classDetails.getClassName(), "_persistence_fetchGroup", FETCHGROUP_SIGNATURE);
Label gotoTrue = new Label();
cv_isAttributeFetched.visitJumpInsn(IFNULL, gotoTrue);
cv_isAttributeFetched.visitVarInsn(ALOAD, 0);
cv_isAttributeFetched.visitFieldInsn(GETFIELD, classDetails.getClassName(), "_persistence_fetchGroup", FETCHGROUP_SIGNATURE);
cv_isAttributeFetched.visitVarInsn(ALOAD, 1);
cv_isAttributeFetched.visitMethodInsn(INVOKEVIRTUAL, FETCHGROUP_SHORT_SIGNATURE, "containsAttributeInternal", "(Ljava/lang/String;)Z");
Label gotoFalse = new Label();
cv_isAttributeFetched.visitJumpInsn(IFEQ, gotoFalse);
cv_isAttributeFetched.visitLabel(gotoTrue);