private IRubyObject shutdownInternal(ThreadContext context, int how) {
Channel socketChannel;
switch (how) {
case 0:
socketChannel = openFile.getMainStream().getDescriptor().getChannel();
try {
if (socketChannel instanceof SocketChannel || socketChannel instanceof DatagramChannel) {
asSocket().shutdownInput();
} else if (socketChannel instanceof Shutdownable) {
((Shutdownable) socketChannel).shutdownInput();
}
} catch (IOException e) {
throw context.getRuntime().newIOError(e.getMessage());
}
if (openFile.getPipeStream() != null) {
openFile.setMainStream(openFile.getPipeStream());
openFile.setPipeStream(null);
}
openFile.setMode(openFile.getMode() & ~OpenFile.READABLE);
return RubyFixnum.zero(context.getRuntime());
case 1:
socketChannel = openFile.getMainStream().getDescriptor().getChannel();
try {
if (socketChannel instanceof SocketChannel || socketChannel instanceof DatagramChannel) {
asSocket().shutdownOutput();
} else if (socketChannel instanceof Shutdownable) {
((Shutdownable) socketChannel).shutdownOutput();
}
} catch (IOException e) {
throw context.getRuntime().newIOError(e.getMessage());
}
openFile.setPipeStream(null);
openFile.setMode(openFile.getMode() & ~OpenFile.WRITABLE);
return RubyFixnum.zero(context.getRuntime());
case 2:
shutdownInternal(context, 0);
shutdownInternal(context, 1);
return RubyFixnum.zero(context.getRuntime());
default:
throw context.getRuntime().newArgumentError("`how' should be either 0, 1, 2");
}
}
