122 lines
4.6 KiB
Java
122 lines
4.6 KiB
Java
/*
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* Copyright (c) 2002, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/* @test
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* @bug 4650679 8037360
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* @summary Unit test for socket channels
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* @library .. /test/lib
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* @build jdk.test.lib.Utils TestServers
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* @run main Connect
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*/
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import java.net.*;
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import java.nio.*;
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import java.nio.channels.*;
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import java.util.*;
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public class Connect {
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private static final long INCREMENTAL_DELAY = 30L * 1000L;
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public static void main(String args[]) throws Exception {
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try (TestServers.EchoServer echoServer
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= TestServers.EchoServer.startNewServer(1000)) {
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test1(echoServer);
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}
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try {
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test1(TestServers.RefusingServer.newRefusingServer());
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throw new Exception("Refused connection throws no exception");
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} catch (ConnectException ce) {
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// Correct result
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}
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}
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static void test1(TestServers.AbstractServer server) throws Exception {
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Selector selector;
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SocketChannel sc;
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SelectionKey sk;
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InetSocketAddress isa = new InetSocketAddress(
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server.getAddress(), server.getPort());
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sc = SocketChannel.open();
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sc.configureBlocking(false);
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selector = Selector.open();
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sk = sc.register(selector, SelectionKey.OP_CONNECT);
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if (sc.connect(isa)) {
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System.err.println("Connected immediately!");
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sc.close();
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selector.close();
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return;
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} else {
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ByteBuffer buf = ByteBuffer.allocateDirect(100);
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buf.asCharBuffer().put(new String(
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"The quick brown fox jumped over the lazy dog."
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).toCharArray());
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buf.flip();
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long startTime = System.currentTimeMillis();
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while(true) {
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selector.select(INCREMENTAL_DELAY);
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Set selectedKeys = selector.selectedKeys();
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if(selectedKeys.isEmpty()) {
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System.err.println("Elapsed time without response: " +
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(System.currentTimeMillis() -
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startTime) / 1000L + " seconds.");
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}
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else if(!selectedKeys.contains(sk))
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{
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System.err.println("Got wrong event about selection key.");
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} else {
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System.err.println("Got event for our selection key.");
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if(sk.isConnectable()) {
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if(sc.finishConnect()) {
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if(sc.isConnected()) {
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System.err.println("Successful connect.");
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sk.interestOps(SelectionKey.OP_WRITE);
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sc.write(buf);
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} else {
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System.err.println(
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"Finish connect completed incorrectly.");
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}
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} else {
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System.err.println(
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"key incorrectly indicated socket channel connectable.");
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}
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}
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if(sk.isWritable() && (buf.remaining() > 0)) {
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sc.write(buf);
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}
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if(buf.remaining() == 0) {
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System.err.println(
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"SUCCESS! buffer contents were sent.");
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sc.close();
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selector.close();
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return;
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}
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}
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selectedKeys.clear();
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}
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}
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}
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}
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