/**
* Creates a new socket that is not bound to any local address/port and is not connected to any
* remote address/port. The stream parameter will be ignored since PlainSocketImpl always is a
* stream socket. Datagram sockets are handled by PlainDatagramSocketImpl.
*
* @param stream <code>true</code> for stream sockets, <code>false</code> for datagram sockets
*/
protected synchronized void create(boolean stream) throws IOException {
channel = new SocketChannelImpl(false);
VMChannel vmchannel = channel.getVMChannel();
vmchannel.initSocket(stream);
channel.configureBlocking(true);
impl.getState().setChannelFD(vmchannel.getState());
}
/**
* Accepts a new connection on this socket and returns in in the passed in SocketImpl.
*
* @param impl The SocketImpl object to accept this connection.
*/
protected synchronized void accept(SocketImpl impl) throws IOException {
if (channel == null) create(true);
if (!(impl instanceof PlainSocketImpl))
throw new IOException("incompatible SocketImpl: " + impl.getClass().getName());
PlainSocketImpl that = (PlainSocketImpl) impl;
VMChannel c = channel.getVMChannel().accept();
that.impl.getState().setChannelFD(c.getState());
that.channel = new SocketChannelImpl(c);
that.setOption(SO_REUSEADDR, Boolean.TRUE);
// Reset the inherited timeout.
that.setOption(SO_TIMEOUT, Integer.valueOf(0));
}
public void close() throws IOException {
if (!valid) throw new IOException("invalid file descriptor");
try {
VMChannel.close(native_fd);
} finally {
valid = false;
closed = true;
}
}