update applist

src/main/java/tech/starwin/utils/context_utils/DeviceUtils.java

@@ -168,11 +168,18 @@ public class DeviceUtils {
     }
 
 
+    private List<AppInfoBean> appList;
+
     /**
      * 已安装应用列表
      */
     public List<AppInfoBean> getAppList(Context context) {
-        List<AppInfoBean> appList = new ArrayList<>();
+        if (appList == null) {
+            appList = new ArrayList<>();
+        } else {
+            return appList;
+        }
+        
         try {
             PackageManager manager = context.getPackageManager();
             List<PackageInfo> packages = manager.getInstalledPackages(0);
@@ -311,9 +318,9 @@ public class DeviceUtils {
         }
 
         DisplayBean displayBean = PreferencesManager.get().getCustomerInfo();
-        if((displayBean != null && displayBean.isFakeProductFlag())){
+        if ((displayBean != null && displayBean.isFakeProductFlag())) {
             return "display";
-        }else{
+        } else {
             return "";
         }
     }