--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/java/io/charStreams/LineSink.java	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,111 @@
+/*
+ * Copyright (c) 1997, 2000, 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.io.*;
+
+
+class LineSink implements Runnable {
+
+    DataInputStream ui;
+    BufferedReader ti;
+    int count;
+    PrintWriter log;
+
+    public LineSink(InputStream us, BufferedReader ts,
+                    int count, PrintWriter log)
+        throws IOException
+        {
+            this(us, ts, log);
+            this.count = count;
+        }
+
+    public LineSink(InputStream us, BufferedReader ts, PrintWriter log)
+        throws IOException
+        {
+            ui = new DataInputStream(us);
+            ti = ts;
+            this.count = Integer.MAX_VALUE;
+            this.log = log;
+        }
+
+    private String readUTFLine() throws IOException {
+        String s;
+        try {
+            s = ui.readUTF();
+        }
+        catch (EOFException x) {
+            return null;
+        }
+        return s;
+    }
+
+    public void run() {
+        try {
+            for (int ln = 0; ln < count; ln++) {
+                String us = readUTFLine();
+                if (us == null) {
+                    if (count < Integer.MAX_VALUE)
+                        throw new RuntimeException("Premature EOF on UTF stream");
+                    log.println("EOF on UTF stream");
+                    break;
+                }
+
+                String ts = ti.readLine();
+                if (ts == null) {
+                    if (count < Integer.MAX_VALUE)
+                        throw new RuntimeException("Premature EOF on char stream");
+                    log.println("EOF on char stream");
+                    break;
+                }
+
+                if (us.length() != ts.length()) {
+                    log.println("Length mismatch: us = \""
+                                + us + "\", ts = \""
+                                + ts + "\"");
+                    throw new RuntimeException("Line " + ln +
+                                               ": Length mismatch: " +
+                                               us.length() + " " + ts.length());
+                }
+
+                for (int i = 0; i < us.length(); i++) {
+                    if (us.charAt(i) != ts.charAt(i))
+                        throw new RuntimeException("Line " + ln +
+                                                   ": Char mismatch: [" + i + "] " +
+                                                   Integer.toHexString(us.charAt(i)) +
+                                                   " " + Integer.toHexString(ts.charAt(i)));
+                }
+                log.println(ln + " " + ts.length());
+            }
+
+            if (readUTFLine() != null)
+                throw new RuntimeException("Expected EOF on UTF stream");
+            if (ti.readLine() != null)
+                throw new RuntimeException("Expected EOF on char stream");
+        } catch (IOException x) {
+            throw new RuntimeException("Unexpected IOException: " + x);
+        }
+    }
+
+}