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/*
* Copyright (c) 2019, 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.
*/
/*
* @test
* @bug 8224477
* @summary Basic test for java.net.SocketImpl default behavior
* @run testng TestDefaultBehavior
*/
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.InetAddress;
import java.net.SocketAddress;
import java.net.SocketImpl;
import java.net.SocketOption;
import java.util.Set;
import org.testng.annotations.Test;
import static java.lang.Boolean.*;
import static java.net.StandardSocketOptions.*;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.expectThrows;
public class TestDefaultBehavior {
static final Class<NullPointerException> NPE = NullPointerException.class;
static final Class<UnsupportedOperationException> UOE = UnsupportedOperationException.class;
@Test
public void socketImpl() {
CustomSocketImpl csi = new CustomSocketImpl();
assertEquals(csi.supportedOptions().size(), 0);
expectThrows(NPE, () -> csi.setOption(null, null));
expectThrows(NPE, () -> csi.setOption(null, 1));
expectThrows(UOE, () -> csi.setOption(SO_RCVBUF, 100));
expectThrows(UOE, () -> csi.setOption(SO_KEEPALIVE, TRUE));
expectThrows(UOE, () -> csi.setOption(SO_KEEPALIVE, FALSE));
expectThrows(UOE, () -> csi.setOption(FAKE_SOCK_OPT, TRUE));
expectThrows(UOE, () -> csi.setOption(FAKE_SOCK_OPT, FALSE));
expectThrows(UOE, () -> csi.setOption(SO_KEEPALIVE, TRUE));
expectThrows(NPE, () -> csi.getOption(null));
expectThrows(UOE, () -> csi.getOption(SO_RCVBUF));
expectThrows(UOE, () -> csi.getOption(SO_KEEPALIVE));
expectThrows(UOE, () -> csi.getOption(FAKE_SOCK_OPT));
}
static final SocketOption<Boolean> FAKE_SOCK_OPT = new SocketOption<>() {
@Override public String name() { return "FAKE_SOCK_OPT"; }
@Override public Class<Boolean> type() { return Boolean.class; }
};
// A SocketImpl that delegates the three new-style socket option
// methods to the default java.net.SocketImpl implementation.
static class CustomSocketImpl extends SocketImpl {
@Override
public <T> void setOption(SocketOption<T> name, T value) throws IOException {
super.setOption(name, value);
}
@Override
public Set<SocketOption<?>> supportedOptions() {
return super.supportedOptions();
}
@Override
public <T> T getOption(SocketOption<T> name) throws IOException {
return super.getOption(name);
}
// --
@Override protected void create(boolean stream) { }
@Override protected void connect(String host, int port) { }
@Override protected void connect(InetAddress address, int port) { }
@Override protected void connect(SocketAddress address, int timeout) { }
@Override protected void bind(InetAddress host, int port) { }
@Override protected void listen(int backlog) { }
@Override protected void accept(SocketImpl s) { }
@Override protected InputStream getInputStream() { return null; }
@Override protected OutputStream getOutputStream() { return null; }
@Override protected int available() { return 0; }
@Override protected void close() { }
@Override protected void sendUrgentData(int data) { }
@Override public void setOption(int optID, Object value) { }
@Override public Object getOption(int optID) { return null; }
}
}
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