<img src="https://cdn.inflearn.com/public/files/posts/d3c0d334-ac3d-421e-9183-5c642f8a9ea2/스크린샷 2022-08-10 오전 9.54.33.png">
7. 의존관계 자동 주입 교재에서 '수정자 자동 주입 예시' 에서 리턴타입이 DiscountPolicy로 되어 있는데 void로 되는게 맞을까요?

<span style="font-size: 12pt; font-family: Arial;" data-sheets-value="{&quot;1&quot;:2,&quot;2&quot;:&quot;안녕하세요. 님, 공식 서포터즈 David입니다.\n\n감사합니다.&quot;}" data-sheets-userformat="{&quot;2&quot;:1063747,&quot;3&quot;:{&quot;1&quot;:0},&quot;4&quot;:{&quot;1&quot;:2,&quot;2&quot;:16777215},&quot;9&quot;:0,&quot;11&quot;:0,&quot;12&quot;:0,&quot;14&quot;:{&quot;1&quot;:2,&quot;2&quot;:0},&quot;15&quot;:&quot;Arial&quot;,&quot;16&quot;:12,&quot;23&quot;:1}" data-sheets-textstyleruns="{&quot;1&quot;:0}{&quot;1&quot;:10,&quot;2&quot;:{&quot;2&quot;:{&quot;1&quot;:2,&quot;2&quot;:1136076},&quot;9&quot;:1}}{&quot;1&quot;:17}" data-sheets-hyperlinkruns="{&quot;1&quot;:10,&quot;2&quot;:&quot;https://www.inflearn.com/blogs/617&quot;}{&quot;1&quot;:17}">안녕하세요.&nbsp;sy k님, <a class="in-cell-link" href="https://www.inflearn.com/blogs/617" target="_blank" rel="noopener">공식 서포터즈</a> David입니다.
<span style="font-size: 12pt; font-family: Arial;" data-sheets-value="{&quot;1&quot;:2,&quot;2&quot;:&quot;안녕하세요. 님, 공식 서포터즈 David입니다.\n\n감사합니다.&quot;}" data-sheets-userformat="{&quot;2&quot;:1063747,&quot;3&quot;:{&quot;1&quot;:0},&quot;4&quot;:{&quot;1&quot;:2,&quot;2&quot;:16777215},&quot;9&quot;:0,&quot;11&quot;:0,&quot;12&quot;:0,&quot;14&quot;:{&quot;1&quot;:2,&quot;2&quot;:0},&quot;15&quot;:&quot;Arial&quot;,&quot;16&quot;:12,&quot;23&quot;:1}" data-sheets-textstyleruns="{&quot;1&quot;:0}{&quot;1&quot;:10,&quot;2&quot;:{&quot;2&quot;:{&quot;1&quot;:2,&quot;2&quot;:1136076},&quot;9&quot;:1}}{&quot;1&quot;:17}" data-sheets-hyperlinkruns="{&quot;1&quot;:10,&quot;2&quot;:&quot;https://www.inflearn.com/blogs/617&quot;}{&quot;1&quot;:17}">네, void가 맞습니다. 오타인 것 같습니다.
<span style="font-size: 12pt; font-family: Arial;" data-sheets-value="{&quot;1&quot;:2,&quot;2&quot;:&quot;안녕하세요. 님, 공식 서포터즈 David입니다.\n\n감사합니다.&quot;}" data-sheets-userformat="{&quot;2&quot;:1063747,&quot;3&quot;:{&quot;1&quot;:0},&quot;4&quot;:{&quot;1&quot;:2,&quot;2&quot;:16777215},&quot;9&quot;:0,&quot;11&quot;:0,&quot;12&quot;:0,&quot;14&quot;:{&quot;1&quot;:2,&quot;2&quot;:0},&quot;15&quot;:&quot;Arial&quot;,&quot;16&quot;:12,&quot;23&quot;:1}" data-sheets-textstyleruns="{&quot;1&quot;:0}{&quot;1&quot;:10,&quot;2&quot;:{&quot;2&quot;:{&quot;1&quot;:2,&quot;2&quot;:1136076},&quot;9&quot;:1}}{&quot;1&quot;:17}" data-sheets-hyperlinkruns="{&quot;1&quot;:10,&quot;2&quot;:&quot;https://www.inflearn.com/blogs/617&quot;}{&quot;1&quot;:17}">감사합니다.

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