Avoid null pointer exception after webview is disposed

pichillilorenzo · Jun 11, 2019 · 8590e91 · 8590e91
1 parent f6353b8
commit 8590e91
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/...oid/src/main/java/com/pichillilorenzo/flutter_inappbrowser/JavaScriptBridgeInterface.java b/...oid/src/main/java/com/pichillilorenzo/flutter_inappbrowser/JavaScriptBridgeInterface.java
@@ -51,6 +51,10 @@ public void run() {
         getChannel().invokeMethod("onCallJsHandler", obj, new MethodChannel.Result() {
           @Override
           public void success(Object json) {
+            if (flutterWebView.webView == null) {
+              // The webview has already been disposed, ignore.
+              return;
+            }
             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
               flutterWebView.webView.evaluateJavascript("window." + name + "[" + _callHandlerID + "](" + json + "); delete window." + name + "[" + _callHandlerID + "];", null);
             }