undefect. CWE-407 — 63 sites patched across 27 ecosystems

Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
2026-03-26 17:11:57 -04:00 · 2026-03-26 17:11:57 -04:00 · 0a580b313d
commit 0a580b313d
70422 changed files with 17213626 additions and 0 deletions
--- a/test/jdk/java/awt/TextArea/TextAreaLimit.java
+++ b/test/jdk/java/awt/TextArea/TextAreaLimit.java
@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2000, 2024, 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+import java.awt.BorderLayout;
+import java.awt.Frame;
+import java.awt.TextArea;
+
+/*
+ * @test
+ * @bug 4341196
+ * @summary Tests that TextArea can handle more than 64K of text
+ * @library /java/awt/regtesthelpers
+ * @build PassFailJFrame
+ * @run main/manual TextAreaLimit
+ */
+
+public class TextAreaLimit extends Frame {
+    static TextArea text;
+    private static final String INSTRUCTIONS = """
+            You will see a text area with 40000 lines of text
+            each with its own line number. If you see the caret after line 39999
+            then test passes. Otherwise it fails.
+            """;
+
+    public static void main(String[] args) throws Exception {
+        PassFailJFrame.builder()
+                .title("TextAreaLimit")
+                .instructions(INSTRUCTIONS)
+                .rows((int) INSTRUCTIONS.lines().count() + 2)
+                .columns(40)
+                .testUI(TextAreaLimit::new)
+                .build()
+                .awaitAndCheck();
+    }
+
+    public TextAreaLimit() {
+        setLayout(new BorderLayout());
+
+        text = new TextArea();
+        add(text);
+        StringBuffer buf = new StringBuffer();
+        for (int i = 0; i < 40000; i++) {
+            buf.append(i + "\n");
+        }
+        text.setText(buf.toString());
+        text.setCaretPosition(buf.length());
+        text.requestFocus();
+        setSize(200, 200);
+    }
+}