/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
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* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* 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,
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*
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package jdk.internal.net.rdma;
import java.io.IOException;
import java.net.ProtocolFamily;
import java.nio.channels.DatagramChannel;
import java.nio.channels.Pipe;
import java.nio.channels.ServerSocketChannel;
import java.nio.channels.SocketChannel;
import java.nio.channels.spi.AbstractSelector;
import java.nio.channels.spi.SelectorProvider;
import java.security.AccessController;
import java.security.PrivilegedAction;
public class RdmaPollSelectorProvider
extends SelectorProvider
{
private static final Object lock = new Object();
private static RdmaPollSelectorProvider provider;
public static RdmaPollSelectorProvider provider() {
synchronized (lock) {
if (provider != null)
return provider;
return AccessController.doPrivileged(
new PrivilegedAction<>() {
public RdmaPollSelectorProvider run() {
provider = new RdmaPollSelectorProvider();
return provider;
}
});
}
}
@Override
public AbstractSelector openSelector() throws IOException {
return new RdmaPollSelectorImpl(this);
}
@Override
public SocketChannel openSocketChannel() {
throw new UnsupportedOperationException();
}
public SocketChannel openSocketChannel(ProtocolFamily family)
throws IOException
{
return new RdmaSocketChannelImpl(this, family);
}
@Override
public ServerSocketChannel openServerSocketChannel() {
throw new UnsupportedOperationException();
}
public ServerSocketChannel openServerSocketChannel(ProtocolFamily family)
throws IOException
{
return new RdmaServerSocketChannelImpl(this, family);
}
@Override
public DatagramChannel openDatagramChannel() {
throw new UnsupportedOperationException();
}
@Override
public DatagramChannel openDatagramChannel(ProtocolFamily family) {
throw new UnsupportedOperationException();
}
@Override
public Pipe openPipe() {
throw new UnsupportedOperationException();
}
}