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From "Joe Bowser (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (CB-1257) Exception is thrown when calling `navigator.app.backHistory()` on android 4.1
Date Fri, 17 Aug 2012 21:37:38 GMT

     [ https://issues.apache.org/jira/browse/CB-1257?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Joe Bowser resolved CB-1257.
----------------------------

    Resolution: Fixed

Trivial issue, may come up when we try and use CordovaWebView more.  This is thrown on Android
4.x as a deprecation notice.
                
> Exception is thrown when calling `navigator.app.backHistory()` on android 4.1
> -----------------------------------------------------------------------------
>
>                 Key: CB-1257
>                 URL: https://issues.apache.org/jira/browse/CB-1257
>             Project: Apache Cordova
>          Issue Type: Bug
>          Components: Android
>    Affects Versions: 2.0.0
>         Environment: Cordova 2.0.0, Galaxy Nexus Android 4.1.1 
>            Reporter: Murilo Pereira
>            Assignee: Joe Bowser
>            Priority: Minor
>
> When calling `navigator.app.backHistory()` on android 4.1 I see the following on the
logcat output:
> W/webview_proxy(16553): java.lang.Throwable: Warning: A WebView method was called on
thread 'Thread-8550'. All WebView methods must be called on the UI thread. Future versions
of WebView may 
> not support use on other threads.
> W/webview_proxy(16553):         at android.webkit.WebView.checkThread(WebView.java:1796)
> W/webview_proxy(16553):         at android.webkit.WebView.canGoBack(WebView.java:894)
> W/webview_proxy(16553):         at org.apache.cordova.CordovaWebView.backHistory(CordovaWebView.java:503)
> W/webview_proxy(16553):         at org.apache.cordova.App.backHistory(App.java:179)
> W/webview_proxy(16553):         at org.apache.cordova.App.execute(App.java:71)
> W/webview_proxy(16553):         at org.apache.cordova.api.PluginManager$1.run(PluginManager.java:192)
> W/webview_proxy(16553):         at java.lang.Thread.run(Thread.java:856)
> W/webview_proxy(16553): java.lang.Throwable: Warning: A WebView method was called on
thread 'Thread-8550'. All WebView methods must be called on the UI thread. Future versions
of WebView may not support use on other threads.
> W/webview_proxy(16553):         at android.webkit.WebView.checkThread(WebView.java:1796)W/webview_proxy(16553):
        at android.webkit.WebView.goBack(WebView.java:902)
> W/webview_proxy(16553):         at org.apache.cordova.CordovaWebView.backHistory(CordovaWebView.java:504)
> W/webview_proxy(16553):         at org.apache.cordova.App.backHistory(App.java:179)
> W/webview_proxy(16553):         at org.apache.cordova.App.execute(App.java:71)
> W/webview_proxy(16553):         at org.apache.cordova.api.PluginManager$1.run(PluginManager.java:192)
> W/webview_proxy(16553):         at java.lang.Thread.run(Thread.java:856)
> Although this exception is thrown cordova does return one position in history.
> The exception is not thrown on an HTC Bravo with android 2.3.7.

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