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依赖倒置原则demo优化 #2

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依赖倒置原则demo优化 #2

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10 changes: 7 additions & 3 deletions tutorials-2.6-1/src/main/java/cn/bugstack/design/DrawControl.java
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Original file line number Diff line number Diff line change
@@ -1,7 +1,5 @@
package cn.bugstack.design;

import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

/**
Expand All @@ -16,8 +14,14 @@ public class DrawControl {

private IDraw draw;

public List<BetUser> doDraw(IDraw draw, List<BetUser> betUserList, int count) {
public List<BetUser> doDraw(List<BetUser> betUserList, int count) {
return draw.prize(betUserList, count);
}

public DrawControl() {
}

public DrawControl(IDraw draw) {
this.draw = draw;
}
}
7 changes: 4 additions & 3 deletions tutorials-2.6-1/src/test/java/cn/bugstack/design/test/ApiTest.java
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Expand Up @@ -25,11 +25,12 @@ public void test_DrawControl() {
betUserList.add(new BetUser("笨笨", 89));
betUserList.add(new BetUser("丑蛋", 10));

DrawControl drawControl = new DrawControl();
List<BetUser> prizeRandomUserList = drawControl.doDraw(new DrawRandom(), betUserList, 3);
DrawControl drawControl = new DrawControl(new DrawRandom());
List<BetUser> prizeRandomUserList = drawControl.doDraw(betUserList, 3);
logger.info("随机抽奖，中奖用户名单：{}", JSON.toJSON(prizeRandomUserList));

List<BetUser> prizeWeightUserList = drawControl.doDraw(new DrawWeightRank(), betUserList, 3);
drawControl = new DrawControl(new DrawWeightRank());
List<BetUser> prizeWeightUserList = drawControl.doDraw(betUserList, 3);
logger.info("权重抽奖，中奖用户名单：{}", JSON.toJSON(prizeWeightUserList));
}

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