Merge branch 'release-0.17-gitlab' into release-0.16-gitlab

* release-0.17-gitlab:
  Weex render and other thin but critical issues should be classify to render container by call render of exception callback  close apache#920
  * [android] remove override post and postDelayed, wrap anonymous Runnable with WXThread.secure() close apache#919
  * [android] clear box-shadow when component has recycled close apache#917
  * [android] support multi box-shadow close apache#915
  * [doc] doc references: update weex.config.bundleUrl's description close apache#909
  [WEEX-145][iOS]fix: Crash in WXScrollerComponent scrollViewDidScroll,Collection NSHashTable was mutated while being enumerated close apache#910
  * [android] support role property to accessibility * [android] add license header close apache#912 * [android] remove cn strings * [android] fix en role
  [WEEX-138][android]WXParallax wat not reseted to right position, when scrollToElement with animated:false option. dx dy is zero when recycleview use scrollToPosition close apache#906
  [WEEX-142][android] PullToRefresh Loading Support Scroll Back when touch not release close apache#905
  [WEEX-140][android]layout animation supported more property close apache#904

android/playground/app/src/main/java/com/alibaba/weex/IndexActivity.java

@@ -166,10 +166,10 @@ public void onException(WXSDKInstance wxsdkInstance, String s, String s1) {
     super.onException(wxsdkInstance,s,s1);
     mProgressBar.setVisibility(View.GONE);
     mTipView.setVisibility(View.VISIBLE);
-    if (TextUtils.equals(s, WXRenderErrorCode.WX_NETWORK_ERROR)) {
+    if (TextUtils.equals(s, WXRenderErrorCode.DegradPassivityCode.WX_DEGRAD_ERR_NETWORK_BUNDLE_DOWNLOAD_FAILED.getDegradErrorCode())) {
       mTipView.setText(R.string.index_tip);
     } else {
-      mTipView.setText("render error:" + s1);
+      mTipView.setText("network render error:" + s1);
     }
   }
 

android/playground/app/src/main/java/com/alibaba/weex/WXApplication.java

@@ -25,6 +25,7 @@
 import com.alibaba.weex.commons.adapter.DefaultWebSocketAdapterFactory;
 import com.alibaba.weex.commons.adapter.ImageAdapter;
 import com.alibaba.weex.commons.adapter.JSExceptionAdapter;
+import com.alibaba.weex.extend.adapter.DefaultAccessibilityRoleAdapter;
 import com.alibaba.weex.extend.adapter.InterceptWXHttpAdapter;
 import com.alibaba.weex.extend.component.RichText;
 import com.alibaba.weex.extend.component.WXComponentSyncTest;
@@ -71,6 +72,8 @@ public void onCreate() {
                                .build()
                           );
 
+    WXSDKManager.getInstance().setAccessibilityRoleAdapter(new DefaultAccessibilityRoleAdapter());
+
     try {
       Fresco.initialize(this);
       WXSDKEngine.registerComponent("synccomponent", WXComponentSyncTest.class);

android/playground/app/src/main/java/com/alibaba/weex/extend/adapter/DefaultAccessibilityRoleAdapter.java

@@ -0,0 +1,62 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+package com.alibaba.weex.extend.adapter;
+
+import android.text.TextUtils;
+
+import com.taobao.weex.adapter.IWXAccessibilityRoleAdapter;
+
+import java.util.HashMap;
+import java.util.Locale;
+import java.util.Map;
+
+/**
+ * Created by moxun on 2017/11/13.
+ */
+
+public class DefaultAccessibilityRoleAdapter implements IWXAccessibilityRoleAdapter {
+  private static Map<String, String> ENRoles = new HashMap<>();
+
+  static {
+    ENRoles.put("button", "Button");
+    ENRoles.put("link", "HyperLink");
+    ENRoles.put("img", "Picture");
+    ENRoles.put("search", "Search");
+    ENRoles.put("header", "Title");
+  }
+
+  @Override
+  public String getRole(String key) {
+    if (isEN()) {
+      String enRole = ENRoles.get(key);
+      if (!TextUtils.isEmpty(enRole)) {
+        return enRole;
+      }
+    }
+    return key;
+  }
+
+  private static boolean isEN() {
+    try {
+      return "EN".equals(Locale.getDefault().getCountry());
+    } catch (Throwable t) {
+    }
+    return false;
+  }
+}

android/playground/app/src/main/java/com/alibaba/weex/extend/component/WXParallax.java

@@ -20,6 +20,8 @@
 
 import android.graphics.Color;
 import android.support.annotation.Nullable;
+import android.support.v4.view.ViewCompat;
+import android.support.v7.widget.RecyclerView;
 import android.text.TextUtils;
 import android.view.View;
 import android.view.animation.Animation;
@@ -41,6 +43,9 @@
 import com.taobao.weex.ui.component.WXComponent;
 import com.taobao.weex.ui.component.WXDiv;
 import com.taobao.weex.ui.component.WXVContainer;
+import com.taobao.weex.ui.component.list.BasicListComponent;
+import com.taobao.weex.ui.component.list.template.WXRecyclerTemplateList;
+import com.taobao.weex.ui.view.listview.WXRecyclerView;
 import com.taobao.weex.utils.WXLogUtils;
 import com.taobao.weex.utils.WXResourceUtils;
 
@@ -62,6 +67,7 @@ public class WXParallax extends WXDiv implements OnWXScrollListener, ICheckBindi
   ArrayList<TransformCreator> mTransformPropArrayList = new ArrayList<>();
   BackgroundColorCreator mBackgroundColor;
   String mBindingRef = "";
+  WXComponent mBindingComponent;
 
   private int mBackGroundColor = 0;
   private float mOffsetY = 0;
@@ -150,8 +156,22 @@ public boolean isNeedScroller(String ref, Object option) {
 
   @Override
   public void onScrolled(View view, int dx, int dy) {
-
-    mOffsetY = mOffsetY + dy;
+    if(ViewCompat.isInLayout(view)){
+      if(mBindingComponent == null && mBindingRef != null){
+        mBindingComponent = findComponent(mBindingRef);
+      }
+      if(mBindingComponent instanceof BasicListComponent
+              && view instanceof RecyclerView){
+        BasicListComponent listComponent = (BasicListComponent) mBindingComponent;
+        mOffsetY = Math.abs(listComponent.calcContentOffset((RecyclerView) view));
+      }else if(mBindingComponent instanceof WXRecyclerTemplateList
+              && view instanceof RecyclerView){
+        WXRecyclerTemplateList listComponent = (WXRecyclerTemplateList) mBindingComponent;
+        mOffsetY = Math.abs(listComponent.calcContentOffset((RecyclerView) view));
+      }
+    }else{
+       mOffsetY = mOffsetY + dy;
+    }
 
     AnimationSet animationSet = new AnimationSet(true);
     boolean hasAnimation = false;

android/sdk/src/main/java/com/taobao/weex/WXEnvironment.java

@@ -28,7 +28,9 @@
 
 import com.taobao.weappplus_sdk.BuildConfig;
 import com.taobao.weex.common.WXConfig;
+import com.taobao.weex.common.WXErrorCode;
 import com.taobao.weex.utils.LogLevel;
+import com.taobao.weex.utils.WXExceptionUtils;
 import com.taobao.weex.utils.WXLogUtils;
 import com.taobao.weex.utils.WXSoInstallMgrSdk;
 import com.taobao.weex.utils.WXUtils;
@@ -166,8 +168,8 @@ public static void addCustomOptions(String key, String value) {
    */
   public static boolean isSupport() {
     boolean isInitialized = WXSDKEngine.isInitialized();
-    if(WXEnvironment.isApkDebugable()){
-      WXLogUtils.d("WXSDKEngine.isInitialized():" + isInitialized);
+    if(!isInitialized){
+      WXLogUtils.e("WXSDKEngine.isInitialized():" + isInitialized);
     }
     return isHardwareSupport() && isInitialized;
   }

android/sdk/src/main/java/com/taobao/weex/WXRenderErrorCode.java

@@ -20,9 +20,68 @@
 
 public class WXRenderErrorCode {
 
-  public static final String WX_CREATE_INSTANCE_ERROR = "wx_create_instance_error";
+//  public static final String WX_CREATE_INSTANCE_ERROR = "wx_create_instance_error";
+//
+//  public static final String WX_NETWORK_ERROR = "wx_network_error";
+//
+//  public static final String WX_USER_INTERCEPT_ERROR = "wx_user_intercept_error";
 
-  public static final String WX_NETWORK_ERROR = "wx_network_error";
+  public enum DegradPassivityCode{
 
-  public static final String WX_USER_INTERCEPT_ERROR = "wx_user_intercept_error";
+	/**
+	 * degrade code.
+	 */
+	WX_DEGRAD_ERR("-1000", "degradeToH5|Weex DegradPassivity \n"),
+
+	/**
+	 * degrade for instance create failed, once this case occured,detail js stack and other specific
+	 * cause need track into errmsg.
+	 */
+	WX_DEGRAD_ERR_INSTANCE_CREATE_FAILED("-1001", "degradeToH5|createInstance fail|wx_create_instance_error"),
+
+	/**
+	 * degrade for network failed download js bundle.once this case occured,network requist response header
+	 * and statuscode need track into errmsg.
+	 */
+	WX_DEGRAD_ERR_NETWORK_BUNDLE_DOWNLOAD_FAILED("-1002", "|wx_network_error|js bundle download failed"),
+
+	/**
+	 * degrade for network failed for bundlejs is unbroken , once this case occured,network requist response header
+	 * and statuscode need track into errmsg.
+	 */
+	WX_DEGRAD_ERR_NETWORK_CHECK_CONTENT_LENGTH_FAILED("-1003", "degradeToH5|wx_network_error|js bundle content-length check failed"),
+
+	/**
+	 * degrade for Response header Content-Type is null or not "application/javascript".
+	 * once this case occured,network requist response header and statuscode need track into errmsg.
+	 */
+	WX_DEGRAD_ERR_BUNDLE_CONTENTTYPE_ERROR("-1004", "degradeToH5|wx_user_intercept_error |Content-Type is not application/javascript, " +
+			"Weex render template must be javascript, please check your request!"),
+
+	/**
+	 * degrade for other reason. such as white screen which block error for some unknown reason.
+	 * once this case occured,detail msg need track.
+	 */
+	WX_DEGRAD_ERR_OTHER_CAUSE_DEGRADTOH5("-1005", "degradeToH5|for other reason|");
+
+	private String degradCode;
+	private String degradMsg;
+	private String appendMsg = "";
+	private String args;
+
+	DegradPassivityCode(String degradCode, String degradMsg){
+	  this.degradCode = degradCode;
+	  this.degradMsg = degradMsg;
+	}
+
+	public String getDegradErrorCode() {
+	  return degradCode;
+	}
+
+	public String getDegradErrorMsg() {
+	  StringBuilder builder=new StringBuilder(degradMsg);
+	  builder.append(appendMsg);
+	  return builder.toString();
+	}
+  }
 }

android/sdk/src/main/java/com/taobao/weex/WXSDKEngine.java

@@ -42,6 +42,7 @@
 import com.taobao.weex.bridge.WXServiceManager;
 import com.taobao.weex.common.Destroyable;
 import com.taobao.weex.common.TypeModuleFactory;
+import com.taobao.weex.common.WXErrorCode;
 import com.taobao.weex.common.WXException;
 import com.taobao.weex.common.WXInstanceWrap;
 import com.taobao.weex.common.WXModule;
@@ -94,6 +95,7 @@
 import com.taobao.weex.ui.module.WXTimerModule;
 import com.taobao.weex.ui.module.WXWebViewModule;
 import com.taobao.weex.utils.LogLevel;
+import com.taobao.weex.utils.WXExceptionUtils;
 import com.taobao.weex.utils.WXLogUtils;
 import com.taobao.weex.utils.WXSoInstallMgrSdk;
 import com.taobao.weex.utils.batch.BatchOperationHelper;
@@ -178,6 +180,11 @@ private static void doInitInternal(final Application application,final InitConfi
     WXEnvironment.sApplication = application;
 	if(application == null){
 	  WXLogUtils.e(TAG, " doInitInternal application is null");
+	  WXExceptionUtils.commitCriticalExceptionRT(null,
+			  WXErrorCode.WX_KEY_EXCEPTION_SDK_INIT.getErrorCode(),
+			  "doInitInternal",
+			  WXErrorCode.WX_KEY_EXCEPTION_SDK_INIT.getErrorMsg() + "WXEnvironment sApplication is null",
+			  null);
 	}
     WXEnvironment.JsFrameworkInit = false;
 
@@ -195,6 +202,12 @@ public void run() {
                               sm.getWXStatisticsListener());
         boolean isSoInitSuccess = WXSoInstallMgrSdk.initSo(V8_SO_NAME, 1, config!=null?config.getUtAdapter():null);
         if (!isSoInitSuccess) {
+		  WXExceptionUtils.commitCriticalExceptionRT(null,
+				  WXErrorCode.WX_KEY_EXCEPTION_SDK_INIT.getErrorCode(),
+				  "doInitInternal",
+				  WXErrorCode.WX_KEY_EXCEPTION_SDK_INIT.getErrorMsg() + "isSoInit false",
+				  null);
+
           return;
         }
         sm.initScriptsFramework(config!=null?config.getFramework():null);