update 空指针异常

src/com/w1hd/zzhnc/model/Prize.java

@@ -15,7 +15,7 @@ public class Prize implements Serializable {
 	private Integer id;
 
 	private String name;
-	private Integer num;
+	private Integer num = 0;
 	private Boolean isMoney;
 	private Integer probability;
 	private Integer mixMoney;
@@ -72,16 +72,16 @@ public class Prize implements Serializable {
 	}
 
 	public Integer getNum() {
-		if(num==0||num==null) {
-			return 0;
-		}
+		if (null != num)
 			return num;
+		else
+			return 0;
 	}
 
 	public void setNum(Integer num) {
-		if(num < 0) {
+		if (num < 0) {
 			this.num = 0;
-		}else {
+		} else {
 			this.num = num;
 		}
 
@@ -103,5 +103,4 @@ public class Prize implements Serializable {
 		this.deleted = deleted;
 	}
 
-	
 }
\ No newline at end of file

src/com/w1hd/zzhnc/service/GoodsService.java

@@ -29,8 +29,9 @@ public class GoodsService {
 	public List<Goods> getHomeData() {
 		Example ex = new Example(Goods.class);
 		ex.createCriteria().andEqualTo("deleted", false).andEqualTo("isHome", true);
-		RowBounds r = new RowBounds(0, 5);
-		return goodsDao.selectByExampleAndRowBounds(ex, r);
+		ex.setOrderByClause("pageViews desc");
+		RowBounds r = new RowBounds(0, 10);
+		return goodsDao.selectByExample(ex);
 	}
 
 	@SuppressWarnings("unchecked")