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matthiasblaesing pushed a commit to branch master
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The following commit(s) were added to refs/heads/master by this push:
     new e695da2  [NETBEANS-3249] Chrome connector connection with NetBeans
     new e7bc45a  Merge pull request #1803 from matthiasblaesing/NETBEANS-3249
e695da2 is described below

commit e695da29c7030e07ffe5ce8872ed104e303b67df
Author: Matthias Bläsing <[email protected]>
AuthorDate: Sat Dec 21 18:26:52 2019 +0100

    [NETBEANS-3249] Chrome connector connection with NetBeans
    
    The call to toRealPath ensures, that symlinks are resolved. It was
    observed, that chrome on macOS reports the file url with symlinks
    resolved, so align with that.
---
 .../extbrowser/chrome/ChromeBrowserImpl.java       | 29 +++++++++++++++-------
 1 file changed, 20 insertions(+), 9 deletions(-)

diff --git 
a/webcommon/extbrowser.chrome/src/org/netbeans/modules/extbrowser/chrome/ChromeBrowserImpl.java
 
b/webcommon/extbrowser.chrome/src/org/netbeans/modules/extbrowser/chrome/ChromeBrowserImpl.java
index c35af38..952bd9c 100644
--- 
a/webcommon/extbrowser.chrome/src/org/netbeans/modules/extbrowser/chrome/ChromeBrowserImpl.java
+++ 
b/webcommon/extbrowser.chrome/src/org/netbeans/modules/extbrowser/chrome/ChromeBrowserImpl.java
@@ -21,13 +21,18 @@ package org.netbeans.modules.extbrowser.chrome;
 
 import java.beans.PropertyChangeListener;
 import java.beans.PropertyChangeSupport;
-import java.io.File;
-import java.io.FileWriter;
 import java.io.IOException;
+import java.io.OutputStream;
+import java.io.OutputStreamWriter;
 import java.net.MalformedURLException;
 import java.net.URL;
+import java.nio.charset.StandardCharsets;
+import java.nio.file.Files;
+import java.nio.file.Path;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.logging.Level;
+import java.util.logging.Logger;
 import org.netbeans.modules.extbrowser.ExtBrowserImpl;
 import org.netbeans.modules.extbrowser.PrivateBrowserFamilyId;
 import org.netbeans.modules.extbrowser.plugins.*;
@@ -54,6 +59,8 @@ import org.openide.util.lookup.ProxyLookup;
  */
 public class ChromeBrowserImpl extends HtmlBrowser.Impl implements 
EnhancedBrowser {
 
+    private static final Logger LOG = 
Logger.getLogger(ChromeBrowserImpl.class.getName());
+
     /** Lookup of this {@code HtmlBrowser.Impl}.  */
     private Lookup lookup;
 
@@ -295,16 +302,20 @@ public class ChromeBrowserImpl extends HtmlBrowser.Impl 
implements EnhancedBrows
         }
         this.url = url;
     }
-    
+
     private URL createBlankHTMLPage() {
         try {
-            File f = File.createTempFile("blank", ".html");
-            FileWriter fw = new FileWriter(f);
-            fw.write("<html :netbeans_temporary=\"true\"></html>");
-            fw.close();
-            return f.toURI().toURL();
+            Path tempPath = Files.createTempFile("blank", ".html");
+            try(OutputStream os = Files.newOutputStream(tempPath);
+                OutputStreamWriter osw = new OutputStreamWriter(os, 
StandardCharsets.UTF_8)) {
+                osw.write("<html :netbeans_temporary=\"true\"></html>");
+            }
+            // The call to toRealPath ensures, that symlinks are resolved. It
+            // was observed, that chrome on macOS reports the file url with
+            // symlinks resolved, so align with that.
+            return tempPath.toRealPath().toUri().toURL();
         } catch (IOException ex) {
-            Exceptions.printStackTrace(ex);
+            LOG.log(Level.INFO, "Failed to create blank page for chrome", ex);
         }
         return null;
     }


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