//非同步
@Override
public SkuItemVo item(Long skuId) throws ExecutionException, InterruptedException {
SkuItemVo skuItemVo = new SkuItemVo();
CompletableFuture<SkuInfoEntity> infoFuture = CompletableFuture.supplyAsync(() -> {
//1.sku基本資訊獲取 pms_sku_info
SkuInfoEntity info = getById(skuId);
skuItemVo.setInfo(info);
 
return info;
}, executor);
CompletableFuture<Void> saleFuture = infoFuture.thenAcceptAsync((res) -> {
//spu的銷售屬性組合
List<SkuItemSaleAttrsVo> saleAttrsVos = skuSaleAttrValueService.getSaleAttrsBySpuId(res.getSpuId());
skuItemVo.setSaleAttr(saleAttrsVos);
}, executor);
CompletableFuture<Void> descFuture = infoFuture.thenAcceptAsync((res) -> {
 
//spu的詳細介紹
SpuInfoDescEntity spuInfoDescEntity = spuInfoDescService.getById(res.getSpuId());
skuItemVo.setDesp(spuInfoDescEntity);
}, executor);
CompletableFuture<Void> baseFuture = infoFuture.thenAcceptAsync((res) -> {
//規格引數
List<SpuItemAttrGroupVo> attrGroupVos = attrGroupService.getAttrGroupWithAttrsBySpuId(res.getSpuId(), res.getCatalogId());
skuItemVo.setGroupAttrs(attrGroupVos);
}, executor);
CompletableFuture
 
<Void> imgFuture = CompletableFuture.runAsync(() -> {
//sku圖片資訊 pms_sku_images
List<SkuImagesEntity> images = imagesService.getImagesBySkuId(skuId);
skuItemVo.setImagesEntites(images);
}, executor);
//查詢當前商品是否是秒殺商品
CompletableFuture<Void> seckillFuture = CompletableFuture.runAsync(() -> {
R seckillInfo = seckillFeginService.getSkuSeckillInfo(skuId);
if (seckillInfo.getCode() == 0) {
SeckillInfoVo seckillInfoVo = seckillInfo.getData(new TypeReference<SeckillInfoVo>() {
});
skuItemVo.setSeckillInfo(seckillInfoVo);
}
},executor);
//等待所有任務都完成
CompletableFuture.allOf(saleFuture,descFuture,baseFuture,imgFuture,seckillFuture).get();
return skuItemVo;
}