PipeImpl.java

/*
 * Copyright 2000-2001 Sun Microsystems, Inc.  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.  Sun designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Sun 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,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
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 */

package sun.nio.ch;

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


class PipeImpl
    extends Pipe
{

    // Source and sink channels
    private final SourceChannel source;
    private final SinkChannel sink;

    PipeImpl(SelectorProvider sp) {
        int[] fdes = new int[2];
        IOUtil.initPipe(fdes, true);
        FileDescriptor sourcefd = new FileDescriptor();
        IOUtil.setfdVal(sourcefd, fdes[0]);
        source = new SourceChannelImpl(sp, sourcefd);
        FileDescriptor sinkfd = new FileDescriptor();
        IOUtil.setfdVal(sinkfd, fdes[1]);
        sink = new SinkChannelImpl(sp, sinkfd);
    }

    public SourceChannel source() {
        return source;
    }

    public SinkChannel sink() {
        return sink;
    }

}