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8388485: javax/swing/JInternalFrame/Test6505027.java fails with Cannot invoke "Object.getClass()" because "<local0>" is null

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Reviewed-by: prr, serb
This commit is contained in:
Prasanta Sadhukhan 2026-07-28 01:23:04 +00:00
parent b4d1d7e40c
commit 410a952239
1 changed files with 28 additions and 14 deletions
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42
test/jdk/javax/swing/JInternalFrame/Test6505027.java
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2009, 2013, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2009, 2026, 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
@ -30,7 +30,6 @@
* @library ..
*/
import java.awt.AWTException;
import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Container;
@ -38,6 +37,7 @@ import java.awt.KeyboardFocusManager;
import java.awt.Point;
import java.awt.Robot;
import java.awt.event.InputEvent;
import java.beans.PropertyVetoException;
import javax.swing.DefaultCellEditor;
import javax.swing.JComboBox;
import javax.swing.JDesktopPane;
@ -67,46 +67,60 @@ public class Test6505027 {
SwingTest.start(Test6505027.class);
}
private final JTable table = new JTable(new DefaultTableModel(COLUMNS, 2));
private static JTable table;
public Test6505027(JFrame main) {
table = new JTable(new DefaultTableModel(COLUMNS, 2));
Container container = main;
if (INTERNAL) {
JInternalFrame frame = new JInternalFrame();
frame.setBounds(OFFSET, OFFSET, WIDTH, HEIGHT);
frame.setVisible(true);
JDesktopPane desktop = new JDesktopPane();
desktop.add(frame, new Integer(1));
frame.setVisible(true);
container.add(desktop);
try {
frame.setSelected(true);
} catch (PropertyVetoException ex) {
throw new RuntimeException("could not select internal frame", ex);
}
container = frame;
}
if (TERMINATE) {
this.table.putClientProperty(KEY, Boolean.TRUE);
table.putClientProperty(KEY, Boolean.TRUE);
}
TableColumn column = this.table.getColumn(COLUMNS[1]);
TableColumn column = table.getColumn(COLUMNS[1]);
column.setCellEditor(new DefaultCellEditor(new JComboBox(ITEMS)));
container.add(BorderLayout.NORTH, new JTextField());
container.add(BorderLayout.CENTER, new JScrollPane(this.table));
container.add(BorderLayout.CENTER, new JScrollPane(table));
}
public void press() throws AWTException {
Point point = this.table.getCellRect(1, 1, false).getLocation();
SwingUtilities.convertPointToScreen(point, this.table);
public static void press() throws Exception {
Point point = new Point();
SwingUtilities.invokeAndWait(() -> {
point.setLocation(table.getCellRect(1, 1, false).getLocation());
SwingUtilities.convertPointToScreen(point, table);
});
Robot robot = new Robot();
robot.setAutoDelay(50);
robot.mouseMove(point.x + 1, point.y + 1);
robot.mousePress(InputEvent.BUTTON1_MASK);
robot.mouseRelease(InputEvent.BUTTON1_MASK);
robot.waitForIdle();
robot.mousePress(InputEvent.BUTTON1_DOWN_MASK);
robot.mouseRelease(InputEvent.BUTTON1_DOWN_MASK);
robot.waitForIdle();
robot.delay(500);
}
public static void validate() {
Component component = KeyboardFocusManager.getCurrentKeyboardFocusManager().getFocusOwner();
if (!component.getClass().equals(JComboBox.class)) {
throw new Error("unexpected focus owner: " + component);
System.out.println("Component " + component);
if (!(component instanceof JComboBox)) {
throw new RuntimeException("unexpected focus owner: " + component);
}
}
}