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package sun.nio.ch;

import java.io.IOException;
import java.nio.channels.*;
import java.nio.channels.spi.*;


An implementation of SelectionKey for Solaris.
/** * An implementation of SelectionKey for Solaris. */
public class SelectionKeyImpl extends AbstractSelectionKey { final SelChImpl channel; // package-private public final SelectorImpl selector; // Index for a pollfd array in Selector that this key is registered with private int index; private volatile int interestOps; private int readyOps; SelectionKeyImpl(SelChImpl ch, SelectorImpl sel) { channel = ch; selector = sel; } public SelectableChannel channel() { return (SelectableChannel)channel; } public Selector selector() { return selector; } int getIndex() { // package-private return index; } void setIndex(int i) { // package-private index = i; } private void ensureValid() { if (!isValid()) throw new CancelledKeyException(); } public int interestOps() { ensureValid(); return interestOps; } public SelectionKey interestOps(int ops) { ensureValid(); return nioInterestOps(ops); } public int readyOps() { ensureValid(); return readyOps; } // The nio versions of these operations do not care if a key // has been invalidated. They are for internal use by nio code. public void nioReadyOps(int ops) { readyOps = ops; } public int nioReadyOps() { return readyOps; } public SelectionKey nioInterestOps(int ops) { if ((ops & ~channel().validOps()) != 0) throw new IllegalArgumentException(); channel.translateAndSetInterestOps(ops, this); interestOps = ops; return this; } public int nioInterestOps() { return interestOps; } }