[WEEX-568][Android]Add Scan Delay Interface For AutoScanConfigRegister (

#1439)

android/sdk/src/main/java/com/taobao/weex/ui/config/AutoScanConfigRegister.java

@@ -26,6 +26,7 @@
 import com.alibaba.fastjson.JSONObject;
 import com.taobao.weex.WXEnvironment;
 import com.taobao.weex.WXSDKEngine;
+import com.taobao.weex.WXSDKManager;
 import com.taobao.weex.bridge.JavascriptInvokable;
 import com.taobao.weex.utils.WXFileUtils;
 import com.taobao.weex.utils.WXLogUtils;
@@ -39,6 +40,7 @@
 
 public class AutoScanConfigRegister {
 
+    private static long scanDelay = 0;
 
     public static final  String TAG  = "WeexScanConfigRegister";
 
@@ -61,7 +63,20 @@ public static void preLoad(JavascriptInvokable invokable){
      * auto scan config files and do auto config from files, none need center register
      * */
     public static void doScanConfig(){
-       Thread thread = new Thread(new Runnable() {
+        if(scanDelay > 0){
+            WXSDKManager.getInstance().getWXRenderManager().postOnUiThread(new Runnable() {
+                @Override
+                public void run() {
+                    doScanConfigAsync();
+                }
+            }, scanDelay);
+        }else{
+            doScanConfigAsync();
+        }
+    }
+
+    public static void doScanConfigAsync(){
+        Thread thread = new Thread(new Runnable() {
             @Override
             public void run() {
                 doScanConfigSync();
@@ -77,8 +92,8 @@ public void run() {
                 }
             }
         });
-       thread.setName("AutoScanConfigRegister");
-       thread.start();
+        thread.setName("AutoScanConfigRegister");
+        thread.start();
     }
 
     private static void doScanConfigSync(){
@@ -146,4 +161,7 @@ private static void doScanConfigSync(){
         }
     }
 
+    public static void setScanDelay(long scanDelay) {
+        AutoScanConfigRegister.scanDelay = scanDelay;
+    }
 }