fix compare bug

@@ -43,7 +43,7 @@ public class GoodsAmountService {
                 }
             }else{
                 if (o2gpr == null){
-                    return 1;
+                    return -1;
                 }else {
                     return o1gpr.compareTo(o2gpr);
                 }
@@ -117,25 +117,28 @@ public class GoodsAmountService {
 
         GoodsServiceFeeRateWrapper gsfrw4 = new GoodsServiceFeeRateWrapper();
         gsfrw4.setGoodsServiceFeeRateDimension(GoodsServiceFeeRateDimension.GOODS_TYPE);
+        gsfrw4.setGoodsPaymentRate(new BigDecimal(0.045D));
         allConfig.add(gsfrw4);
 
         GoodsServiceFeeRateWrapper gsfrw3 = new GoodsServiceFeeRateWrapper();
         gsfrw3.setGoodsServiceFeeRateDimension(GoodsServiceFeeRateDimension.ONE_USER_ONE_SKN);
-        gsfrw3.setGoodsPaymentRate(BigDecimal.ZERO);
+        //gsfrw3.setGoodsPaymentRate(BigDecimal.ZERO);
         allConfig.add(gsfrw3);
 
         GoodsServiceFeeRateWrapper gsfrw2 = new GoodsServiceFeeRateWrapper();
         gsfrw2.setGoodsServiceFeeRateDimension(GoodsServiceFeeRateDimension.ONE_USER_ONE_GOODS_TYPE);
-        gsfrw2.setGoodsPaymentRate(new BigDecimal(2));
+        gsfrw2.setGoodsPaymentRate(new BigDecimal(0.05D));
         allConfig.add(gsfrw2);
 
         GoodsServiceFeeRateWrapper gsfrw1 = new GoodsServiceFeeRateWrapper();
         gsfrw1.setGoodsServiceFeeRateDimension(GoodsServiceFeeRateDimension.SKN);
-        gsfrw1.setGoodsPaymentRate(new BigDecimal(1));
+
         allConfig.add(gsfrw1);
 
         //
-        GoodsServiceFeeRateWrapper minGSFRW = allConfig.stream().min(buildGoodsServiceFeeRateWrapperComp()).orElse(new GoodsServiceFeeRateWrapper());
+        GoodsServiceFeeRateWrapper minGSFRW = allConfig.stream()
+                .min(buildGoodsServiceFeeRateWrapperComp())
+                .orElse(new GoodsServiceFeeRateWrapper());
 
         System.out.println("test getGoodsServiceFeeRate -> " + minGSFRW);
     }