com.etsy.net.UnixDomainSocketClient Maven / Gradle / Ivy

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package com.etsy.net;

import java.io.IOException;
import java.io.InputStream;

public class UnixDomainSocketClient extends UnixDomainSocket {
    /**
     * Creates a Unix domain socket and connects it to the server specified by
     * the socket file.
     * 
     * @param socketFile
     *            Name of the socket file
     * 
     * @exception IOException
     *                If unable to construct the socket
     */

    public UnixDomainSocketClient(String socketFile, int socketType)
            throws IOException {
        super.socketFile = socketFile;
        super.socketType = socketType;

        if ((nativeSocketFileHandle = nativeOpen(socketFile, socketType)) == -1)
            throw new IOException("Unable to open Unix domain socket");

        // Initialize the socket input and output streams
        if (socketType == JUDS.SOCK_STREAM)
            in = new UnixDomainSocketInputStream();
        out = new UnixDomainSocketOutputStream();
    }

    /**
     * Returns an input stream for this socket.
     * 
     * @exception UnsupportedOperationException
     *                if getInputStream is invoked for an
     *                UnixDomainSocketClient of type
     *                JUDS.SOCK_DGRAM.
     * @return An input stream for writing bytes to this socket
     */
    @Override
    public InputStream getInputStream() {
        if (socketType == JUDS.SOCK_STREAM)
            return (InputStream) in;
        else
            throw new UnsupportedOperationException();
    }
}