jdk/test/java/nio/channels/FileChannel/LongTransferTest.java
changeset 2 90ce3da70b43
child 789 218b7e32fe38
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/nio/channels/FileChannel/LongTransferTest.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,122 @@
+/*
+ * Copyright 2005 Sun Microsystems, Inc.  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 5105464 6269047
+ * @summary Test to transfer bytes with a size bigger than Integer.MAX_VALUE
+ */
+
+
+import java.io.*;
+import java.net.*;
+import java.nio.channels.*;
+
+public class LongTransferTest {
+    public static void main(String[] args) throws Exception {
+        System.out.println("LongTransferTest-main: "+
+         "Test to transfer bytes with a size bigger than Integer.MAX_VALUE.");
+
+        System.out.println("LongTransferTest-main: Test at first "+
+               "the private method transferFromFileChannel with files...");
+
+        final String dir = (String)System.getProperty("java.io.tmpdir");
+        System.out.println(
+            "LongTransferTest-main: using the temp dir (java.io.tmpdir) "+dir);
+
+        File inFile = new File(dir, "LongTransferTest_channelTestInFile_tmp");
+        if (!inFile.exists()) {
+            inFile.createNewFile();
+        }
+
+        File outFile = new File(dir, "LongTransferTest_channelTestOutFile_tmp");
+        if (!outFile.exists()) {
+            outFile.createNewFile();
+        }
+
+        FileInputStream inStream = new FileInputStream(inFile);
+        FileChannel inChannel = inStream.getChannel();
+
+        FileOutputStream outStream = new FileOutputStream(outFile);
+        FileChannel outChannel = outStream.getChannel();
+
+        outChannel.transferFrom(inChannel, 0, (long)Integer.MAX_VALUE+1L);
+
+        System.out.println("LongTransferTest-main: Test the method transferTo with files.");
+
+        inChannel.transferTo(0, (long)Integer.MAX_VALUE+1L, outChannel);
+
+
+        System.out.println("LongTransferTest-main: Test the "+
+             "private method transferFromArbitraryChannel with sockets ...");
+
+        ServerSocket server = new ServerSocket(0);
+        MyJob job = new MyJob(server);
+        job.start();
+
+        SocketChannel socket = SocketChannel.open();
+        socket.socket().connect(new InetSocketAddress(server.getInetAddress(), server.getLocalPort()));
+
+        outChannel.transferFrom(socket, 0, (long)Integer.MAX_VALUE + 1L);
+
+        System.out.println("LongTransferTest-main: OK!");
+
+        socket.close();
+
+        server.close();
+
+        inFile.delete();
+        outFile.delete();
+    }
+
+    private static class MyJob extends Thread {
+        public MyJob(ServerSocket server) {
+            setDaemon(true);
+            this.server = server;
+        }
+
+        public void run() {
+            try {
+                Socket s = server.accept();
+                System.out.println("MyJob-run: client connected: "+s);
+
+                byte[] bs = new byte[10];
+                System.out.println("MyJob-run: write some bytes to client.");
+
+                s.getOutputStream().write(bs);
+                s.getOutputStream().flush();
+
+                // no need to write all Integer.MAX_VALUE + 1 bytes
+                // it will take too much time
+                System.out.println("MyJob-run: close the client socket.");
+                s.close();
+            } catch (Exception e) {
+                // unexpected
+                e.printStackTrace();
+
+                System.exit(1);
+            }
+        }
+
+        private ServerSocket server;
+    }
+}