6963870: NPE in CompoundBorder.getInsets()

Reviewed-by: alexp
Contributed-by: jon.vanalten@redhat.com

src/share/classes/com/sun/java/swing/plaf/gtk/GTKPainter.java

@@ -1440,10 +1440,6 @@ class GTKPainter extends SynthPainter {
             }
         }
 
-        public Insets getBorderInsets(Component c) {
-            return getBorderInsets(c, null);
-        }
-
         public Insets getBorderInsets(Component c, Insets i) {
             SynthContext context = getContext(c);
 

test/com/sun/java/swing/plaf/gtk/Test6963870.java

+/*
+ * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/* @test
+   @bug 6963870
+   @summary Tests that GTKPainter.ListTableFocusBorder.getBorderInsets()
+            doesn't return null
+   @author Peter Zhelezniakov
+   @run main Test6963870
+*/
+
+import java.awt.Insets;
+import javax.swing.SwingUtilities;
+import javax.swing.UIManager;
+import javax.swing.border.Border;
+
+public class Test6963870 implements Runnable {
+
+    final static String[] UI_NAMES = {
+        "List.focusCellHighlightBorder",
+        "List.focusSelectedCellHighlightBorder",
+        "List.noFocusBorder",
+        "Table.focusCellHighlightBorder",
+        "Table.focusSelectedCellHighlightBorder",
+    };
+
+    public void run() {
+        for (String uiName: UI_NAMES) {
+            test(uiName);
+        }
+    }
+
+    void test(String uiName) {
+        Border b = UIManager.getBorder(uiName);
+        Insets i = b.getBorderInsets(null);
+        if (i == null) {
+            throw new RuntimeException("getBorderInsets() returns null for " + uiName);
+        }
+    }
+
+    public static void main(String[] args) throws Exception {
+        try {
+            UIManager.setLookAndFeel("com.sun.java.swing.plaf.gtk.GTKLookAndFeel");
+        } catch (Exception e) {
+            System.out.println("GTKLookAndFeel cannot be set, skipping this test");
+            return;
+        }
+
+        SwingUtilities.invokeAndWait(new Test6963870());
+    }
+}
+