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https://issues.apache.org/jira/browse/WEEX-669?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16698666#comment-16698666
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ASF GitHub Bot commented on WEEX-669:
-------------------------------------
YorkShen commented on a change in pull request #1816: [WEEX-669][android] fix
slider crash when adapter is null
URL: https://github.com/apache/incubator-weex/pull/1816#discussion_r236151536
##########
File path: android/sdk/src/main/java/com/taobao/weex/ui/component/WXSlider.java
##########
@@ -214,7 +214,14 @@ public void run() {
@Override
public void setLayout(WXComponent component) {
- mAdapter.setLayoutDirectionRTL(this.isNativeLayoutRTL());
+ if (TextUtils.isEmpty(component.getComponentType())
Review comment:
```
WXComponent.java
public static void setLayoutSafe(Component ){
if Check
setLayout(Component)
}
proctected void setLayout(Component ){
//Remove if check
}
```
Make sure codes in weex_sdk invoke setLayoutSafe
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> [android] crash when slider mAdapter null
> -----------------------------------------
>
> Key: WEEX-669
> URL: https://issues.apache.org/jira/browse/WEEX-669
> Project: Weex
> Issue Type: Bug
> Components: Android
> Affects Versions: 0.19
> Reporter: KAI TIAN
> Assignee: YorkShen
> Priority: Major
> Fix For: 0.19
>
>
> java.lang.NullPointerException: Attempt to invoke virtual method 'void
> com.taobao.weex.ui.view.WXCirclePageAdapter.setLayoutDirectionRTL(boolean)'
> on a null object reference
> at com.taobao.weex.ui.component.WXSlider.setLayout(WXSlider.java:217)
> at
> com.taobao.weex.ui.action.GraphicActionLayout.executeAction(GraphicActionLayout.java:44)
> at
> com.taobao.weex.ui.action.BasicGraphicAction.run(BasicGraphicAction.java:68)
> at android.os.Handler.handleCallback(Handler.java:751)
> at android.os.Handler.dispatchMessage(Handler.java:95)
> at android.os.Looper.loop(Looper.java:154)
> at android.app.ActivityThread.main(ActivityThread.java:6195)
> at java.lang.reflect.Method.invoke(Native Method)
> at
> com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:889)
> at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:779)
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