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.

test/jdk/java/io/PrintStream/EncodingConstructor.java

@@ -0,0 +1,54 @@
+/*
+ * Copyright (c) 2000, 2011, 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.
+ */
+
+/* @test
+ * @bug 4378278
+ * @summary java.io.PrintStream(..., String encoding) constructor
+ */
+
+import java.io.ByteArrayOutputStream;
+import java.io.PrintStream;
+
+
+public class EncodingConstructor {
+
+    public static void main(String args[]) throws Exception {
+        ByteArrayOutputStream bo = new ByteArrayOutputStream();
+        String s = "xyzzy";
+        int n = s.length();
+        try (PrintStream ps = new PrintStream(bo, false, "UTF-8")) {
+            ps.print(s);
+        }
+        byte[] ba = bo.toByteArray();
+        if (ba.length != n)
+            throw new Exception("Length mismatch: " + n + " " + ba.length);
+        for (int i = 0; i < n; i++) {
+            if (ba[i] != (byte)s.charAt(i))
+                throw new Exception("Content mismatch: "
+                                    + i + " "
+                                    + Integer.toString(ba[i]) + " "
+                                    + Integer.toString(s.charAt(i)));
+        }
+    }
+
+}