jdk/test/java/nio/channels/SocketChannel/VectorIO.java
changeset 2 90ce3da70b43
child 5506 202f599c92aa
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/nio/channels/SocketChannel/VectorIO.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,186 @@
+/*
+ * Copyright 2000-2003 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
+ * @summary Test socketchannel vector IO
+ * @library ..
+ */
+
+import java.io.*;
+import java.net.*;
+import java.nio.*;
+import java.nio.channels.*;
+import java.util.*;
+import sun.misc.*;
+
+
+public class VectorIO {
+
+    static int port = 40170;
+
+    static Random generator = new Random();
+
+    static int testSize;
+
+    public static void main(String[] args) throws Exception {
+        testSize = 1;
+        runTest();
+        for(int i=15; i<18; i++) {
+            testSize = i;
+            runTest();
+        }
+    }
+
+    static void runTest() throws Exception {
+        System.err.println("Length " + testSize);
+        Server sv = new Server(testSize);
+        sv.start();
+        do {
+            try {
+                Thread.currentThread().sleep(200);
+            } catch (InterruptedException x) {
+                if (sv.finish(8000) == 0)
+                    throw new Exception("Failed: Error in server thread");
+            }
+        } while (!sv.ready);
+        bufferTest();
+        if (sv.finish(8000) == 0)
+            throw new Exception("Failed: Length = " + testSize);
+    }
+
+    static void bufferTest() throws Exception {
+        ByteBuffer[] bufs = new ByteBuffer[testSize];
+        for(int i=0; i<testSize; i++) {
+            String source = "buffer" + i;
+            if (generator.nextBoolean())
+                bufs[i] = ByteBuffer.allocateDirect(source.length());
+            else
+                bufs[i] = ByteBuffer.allocate(source.length());
+
+            bufs[i].put(source.getBytes("8859_1"));
+            bufs[i].flip();
+        }
+
+        // Get a connection to the server
+        InetAddress lh = InetAddress.getLocalHost();
+        InetSocketAddress isa = new InetSocketAddress(lh, port);
+        SocketChannel sc = SocketChannel.open();
+        sc.connect(isa);
+        sc.configureBlocking(false);
+
+        // Write the data out
+        long bytesWritten = 0;
+        do {
+            bytesWritten = sc.write(bufs);
+        } while (bytesWritten > 0);
+
+        try {
+            Thread.currentThread().sleep(500);
+        } catch (InterruptedException ie) { }
+
+        // Clean up
+        sc.close();
+    }
+
+    static class Server
+        extends TestThread
+    {
+        static int port = 40170;
+
+        static Random generator = new Random();
+
+        int testSize;
+
+        volatile boolean ready = false;
+
+        Server(int testSize) {
+            super("Server " + testSize);
+            this.testSize = testSize;
+        }
+
+        void go() throws Exception {
+            bufferTest();
+        }
+
+        void bufferTest() throws Exception {
+            ByteBuffer[] bufs = new ByteBuffer[testSize];
+            for(int i=0; i<testSize; i++) {
+                String source = "buffer" + i;
+                if (generator.nextBoolean())
+                    bufs[i] = ByteBuffer.allocateDirect(source.length());
+                else
+                    bufs[i] = ByteBuffer.allocate(source.length());
+            }
+
+            // Get a connection from client
+            ServerSocketChannel ssc = ServerSocketChannel.open();
+            SocketChannel sc = null;
+
+            try {
+
+                ssc.configureBlocking(false);
+                InetAddress lh = InetAddress.getLocalHost();
+                InetSocketAddress isa = new InetSocketAddress(lh, port);
+                ssc.socket().bind(isa);
+                ready = true;
+
+                for (;;) {
+                    sc = ssc.accept();
+                    if (sc != null)
+                        break;
+                    Thread.sleep(50);
+                }
+
+                // Read data into multiple buffers
+                long bytesRead = 0;
+                do {
+                    bytesRead = sc.read(bufs);
+                } while (bytesRead > 0);
+
+                // Check results
+                for(int i=0; i<testSize; i++) {
+                    String expected = "buffer" + i;
+                    bufs[i].flip();
+                    int size = bufs[i].capacity();
+                    byte[] data = new byte[size];
+                    for(int j=0; j<size; j++)
+                        data[j] = bufs[i].get();
+                    String message = new String(data, "8859_1");
+                    if (!message.equals(expected))
+                        throw new Exception("Wrong data: Got "
+                                            + message + ", expected "
+                                            + expected);
+                }
+
+            } finally {
+                // Clean up
+                ssc.close();
+                if (sc != null)
+                    sc.close();
+            }
+
+        }
+
+    }
+
+}