1 /* 2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @bug 7014860 27 * @summary Socket.getInputStream().available() not clear for 28 * case that connection is shutdown for reading 29 */ 30 31 package test.java.net.Socket; 32 import org.testng.annotations.Test; 33 import java.io.InputStream; 34 import java.io.OutputStream; 35 import java.net.InetAddress; 36 import java.net.InetSocketAddress; 37 import java.net.ServerSocket; 38 import java.net.Socket; 39 import java.nio.channels.ServerSocketChannel; 40 import java.nio.channels.SocketChannel; 41 42 public class ShutdownInput { 43 static boolean failed = false; 44 45 // Android-changed: Removed args & added @Test 46 @Test main()47 public static void main() throws Exception { 48 InetAddress iaddr = InetAddress.getLocalHost(); 49 50 try ( ServerSocket ss = new ServerSocket(0); 51 Socket s1 = new Socket(iaddr, ss.getLocalPort()); 52 Socket s2 = ss.accept() ) { 53 54 test(s1, s2, "Testing NET"); 55 } 56 57 // check the NIO socket adapter 58 try (ServerSocketChannel sc = ServerSocketChannel.open().bind(null); 59 SocketChannel s1 = SocketChannel.open( 60 new InetSocketAddress(iaddr, sc.socket().getLocalPort())); 61 SocketChannel s2 = sc.accept() ) { 62 63 test(s1.socket(), s2.socket(), "Testing NIO"); 64 } 65 66 if (failed) { 67 throw new RuntimeException("Failed: check output"); 68 } 69 } 70 test(Socket s1, Socket s2, String mesg)71 public static void test(Socket s1, Socket s2, String mesg) throws Exception { 72 OutputStream os = s1.getOutputStream(); 73 os.write("This is a message".getBytes("US-ASCII")); 74 75 InputStream in = s2.getInputStream(); 76 s2.shutdownInput(); 77 78 if (in.available() != 0) { 79 failed = true; 80 System.out.println(mesg + ":" + s2 + " in.available() should be 0, " + 81 "but returns "+ in.available()); 82 } 83 84 byte[] ba = new byte[2]; 85 if (in.read() != -1 || 86 in.read(ba) != -1 || 87 in.read(ba, 0, ba.length) != -1) { 88 89 failed = true; 90 System.out.append(mesg + ":" + s2 + " in.read() should be -1"); 91 } 92 } 93 } 94 95